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
  1. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    2. 

  2. <html lang="en">
    3. 

  3. <head>
    4. 

  4. <title>Source code</title>
    5. 

  5. <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
    6. 

  6. </head>
    7. 

  7. <body>
    8. 

  8. <div class="sourceContainer">
    9. 

  9. <pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
    10. 

  10. <span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
    11. 

  11. <span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
    12. 

  12. <span class="sourceLineNo">004</span> *<a name="line.4"></a>
    13. 

  13. <span class="sourceLineNo">005</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.5"></a>
    14. 

  14. <span class="sourceLineNo">006</span> *<a name="line.6"></a>
    15. 

  15. <span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
    16. 

  16. <span class="sourceLineNo">008</span> *<a name="line.8"></a>
    17. 

  17. <span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
    18. 

  18. <span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
    19. 

  19. <span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
    20. 

  20. <span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
    21. 

  21. <span class="sourceLineNo">013</span> *<a name="line.13"></a>
    22. 

  22. <span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
    23. 

  23. <span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
    24. 

  24. <span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
    25. 

  25. <span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
    26. 

  26. <span class="sourceLineNo">018</span> *<a name="line.18"></a>
    27. 

  27. <span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
    28. 

  28. <span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
    29. 

  29. <span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
    30. 

  30. <span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
    31. 

  31. <span class="sourceLineNo">023</span> *<a name="line.23"></a>
    32. 

  32. <span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
    33. 

  33. <span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
    34. 

  34. <span class="sourceLineNo">026</span> *<a name="line.26"></a>
    35. 

  35. <span class="sourceLineNo">027</span> * ---------------<a name="line.27"></a>
    36. 

  36. <span class="sourceLineNo">028</span> * ChartPanel.java<a name="line.28"></a>
    37. 

  37. <span class="sourceLineNo">029</span> * ---------------<a name="line.29"></a>
    38. 

  38. <span class="sourceLineNo">030</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.30"></a>
    39. 

  39. <span class="sourceLineNo">031</span> *<a name="line.31"></a>
    40. 

  40. <span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
    41. 

  41. <span class="sourceLineNo">033</span> * Contributor(s):   Andrzej Porebski;<a name="line.33"></a>
    42. 

  42. <span class="sourceLineNo">034</span> *                   Soren Caspersen;<a name="line.34"></a>
    43. 

  43. <span class="sourceLineNo">035</span> *                   Jonathan Nash;<a name="line.35"></a>
    44. 

  44. <span class="sourceLineNo">036</span> *                   Hans-Jurgen Greiner;<a name="line.36"></a>
    45. 

  45. <span class="sourceLineNo">037</span> *                   Andreas Schneider;<a name="line.37"></a>
    46. 

  46. <span class="sourceLineNo">038</span> *                   Daniel van Enckevort;<a name="line.38"></a>
    47. 

  47. <span class="sourceLineNo">039</span> *                   David M O'Donnell;<a name="line.39"></a>
    48. 

  48. <span class="sourceLineNo">040</span> *                   Arnaud Lelievre;<a name="line.40"></a>
    49. 

  49. <span class="sourceLineNo">041</span> *                   Matthias Rose;<a name="line.41"></a>
    50. 

  50. <span class="sourceLineNo">042</span> *                   Onno vd Akker;<a name="line.42"></a>
    51. 

  51. <span class="sourceLineNo">043</span> *                   Sergei Ivanov;<a name="line.43"></a>
    52. 

  52. <span class="sourceLineNo">044</span> *                   Ulrich Voigt - patch 2686040;<a name="line.44"></a>
    53. 

  53. <span class="sourceLineNo">045</span> *                   Alessandro Borges - patch 1460845;<a name="line.45"></a>
    54. 

  54. <span class="sourceLineNo">046</span> *                   Martin Hoeller;<a name="line.46"></a>
    55. 

  55. <span class="sourceLineNo">047</span> *<a name="line.47"></a>
    56. 

  56. <span class="sourceLineNo">048</span> * Changes (from 28-Jun-2001)<a name="line.48"></a>
    57. 

  57. <span class="sourceLineNo">049</span> * --------------------------<a name="line.49"></a>
    58. 

  58. <span class="sourceLineNo">050</span> * 28-Jun-2001 : Integrated buffering code contributed by S???ren<a name="line.50"></a>
    59. 

  59. <span class="sourceLineNo">051</span> *               Caspersen (DG);<a name="line.51"></a>
    60. 

  60. <span class="sourceLineNo">052</span> * 18-Sep-2001 : Updated header and fixed DOS encoding problem (DG);<a name="line.52"></a>
    61. 

  61. <span class="sourceLineNo">053</span> * 22-Nov-2001 : Added scaling to improve display of charts in small sizes (DG);<a name="line.53"></a>
    62. 

  62. <span class="sourceLineNo">054</span> * 26-Nov-2001 : Added property editing, saving and printing (DG);<a name="line.54"></a>
    63. 

  63. <span class="sourceLineNo">055</span> * 11-Dec-2001 : Transferred saveChartAsPNG method to new ChartUtilities<a name="line.55"></a>
    64. 

  64. <span class="sourceLineNo">056</span> *               class (DG);<a name="line.56"></a>
    65. 

  65. <span class="sourceLineNo">057</span> * 13-Dec-2001 : Added tooltips (DG);<a name="line.57"></a>
    66. 

  66. <span class="sourceLineNo">058</span> * 16-Jan-2002 : Added an optional crosshair, based on the implementation by<a name="line.58"></a>
    67. 

  67. <span class="sourceLineNo">059</span> *               Jonathan Nash. Renamed the tooltips class (DG);<a name="line.59"></a>
    68. 

  68. <span class="sourceLineNo">060</span> * 23-Jan-2002 : Implemented zooming based on code by Hans-Jurgen Greiner (DG);<a name="line.60"></a>
    69. 

  69. <span class="sourceLineNo">061</span> * 05-Feb-2002 : Improved tooltips setup.  Renamed method attemptSaveAs()<a name="line.61"></a>
    70. 

  70. <span class="sourceLineNo">062</span> *               --&gt; doSaveAs() and made it public rather than private (DG);<a name="line.62"></a>
    71. 

  71. <span class="sourceLineNo">063</span> * 28-Mar-2002 : Added a new constructor (DG);<a name="line.63"></a>
    72. 

  72. <span class="sourceLineNo">064</span> * 09-Apr-2002 : Changed initialisation of tooltip generation, as suggested by<a name="line.64"></a>
    73. 

  73. <span class="sourceLineNo">065</span> *               Hans-Jurgen Greiner (DG);<a name="line.65"></a>
    74. 

  74. <span class="sourceLineNo">066</span> * 27-May-2002 : New interactive zooming methods based on code by Hans-Jurgen<a name="line.66"></a>
    75. 

  75. <span class="sourceLineNo">067</span> *               Greiner. Renamed JFreeChartPanel --&gt; ChartPanel, moved<a name="line.67"></a>
    76. 

  76. <span class="sourceLineNo">068</span> *               constants to ChartPanelConstants interface (DG);<a name="line.68"></a>
    77. 

  77. <span class="sourceLineNo">069</span> * 31-May-2002 : Fixed a bug with interactive zooming and added a way to<a name="line.69"></a>
    78. 

  78. <span class="sourceLineNo">070</span> *               control if the zoom rectangle is filled in or drawn as an<a name="line.70"></a>
    79. 

  79. <span class="sourceLineNo">071</span> *               outline. A mouse drag gesture towards the top left now causes<a name="line.71"></a>
    80. 

  80. <span class="sourceLineNo">072</span> *               an autoRangeBoth() and is a way to undo zooms (AS);<a name="line.72"></a>
    81. 

  81. <span class="sourceLineNo">073</span> * 11-Jun-2002 : Reinstated handleClick method call in mouseClicked() to get<a name="line.73"></a>
    82. 

  82. <span class="sourceLineNo">074</span> *               crosshairs working again (DG);<a name="line.74"></a>
    83. 

  83. <span class="sourceLineNo">075</span> * 13-Jun-2002 : Added check for null popup menu in mouseDragged method (DG);<a name="line.75"></a>
    84. 

  84. <span class="sourceLineNo">076</span> * 18-Jun-2002 : Added get/set methods for minimum and maximum chart<a name="line.76"></a>
    85. 

  85. <span class="sourceLineNo">077</span> *               dimensions (DG);<a name="line.77"></a>
    86. 

  86. <span class="sourceLineNo">078</span> * 25-Jun-2002 : Removed redundant code (DG);<a name="line.78"></a>
    87. 

  87. <span class="sourceLineNo">079</span> * 27-Aug-2002 : Added get/set methods for popup menu (DG);<a name="line.79"></a>
    88. 

  88. <span class="sourceLineNo">080</span> * 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);<a name="line.80"></a>
    89. 

  89. <span class="sourceLineNo">081</span> * 22-Oct-2002 : Added translation methods for screen &lt;--&gt; Java2D, contributed<a name="line.81"></a>
    90. 

  90. <span class="sourceLineNo">082</span> *               by Daniel van Enckevort (DG);<a name="line.82"></a>
    91. 

  91. <span class="sourceLineNo">083</span> * 05-Nov-2002 : Added a chart reference to the ChartMouseEvent class (DG);<a name="line.83"></a>
    92. 

  92. <span class="sourceLineNo">084</span> * 22-Nov-2002 : Added test in zoom method for inverted axes, supplied by<a name="line.84"></a>
    93. 

  93. <span class="sourceLineNo">085</span> *               David M O'Donnell (DG);<a name="line.85"></a>
    94. 

  94. <span class="sourceLineNo">086</span> * 14-Jan-2003 : Implemented ChartProgressListener interface (DG);<a name="line.86"></a>
    95. 

  95. <span class="sourceLineNo">087</span> * 14-Feb-2003 : Removed deprecated setGenerateTooltips method (DG);<a name="line.87"></a>
    96. 

  96. <span class="sourceLineNo">088</span> * 12-Mar-2003 : Added option to enforce filename extension (see bug id<a name="line.88"></a>
    97. 

  97. <span class="sourceLineNo">089</span> *               643173) (DG);<a name="line.89"></a>
    98. 

  98. <span class="sourceLineNo">090</span> * 08-Sep-2003 : Added internationalization via use of properties<a name="line.90"></a>
    99. 

  99. <span class="sourceLineNo">091</span> *               resourceBundle (RFE 690236) (AL);<a name="line.91"></a>
    100. 

  100. <span class="sourceLineNo">092</span> * 18-Sep-2003 : Added getScaleX() and getScaleY() methods (protected) as<a name="line.92"></a>
    101. 

  101. <span class="sourceLineNo">093</span> *               requested by Irv Thomae (DG);<a name="line.93"></a>
    102. 

  102. <span class="sourceLineNo">094</span> * 12-Nov-2003 : Added zooming support for the FastScatterPlot class (DG);<a name="line.94"></a>
    103. 

  103. <span class="sourceLineNo">095</span> * 24-Nov-2003 : Minor Javadoc updates (DG);<a name="line.95"></a>
    104. 

  104. <span class="sourceLineNo">096</span> * 04-Dec-2003 : Added anchor point for crosshair calculation (DG);<a name="line.96"></a>
    105. 

  105. <span class="sourceLineNo">097</span> * 17-Jan-2004 : Added new methods to set tooltip delays to be used in this<a name="line.97"></a>
    106. 

  106. <span class="sourceLineNo">098</span> *               chart panel. Refer to patch 877565 (MR);<a name="line.98"></a>
    107. 

  107. <span class="sourceLineNo">099</span> * 02-Feb-2004 : Fixed bug in zooming trigger and added zoomTriggerDistance<a name="line.99"></a>
    108. 

  108. <span class="sourceLineNo">100</span> *               attribute (DG);<a name="line.100"></a>
    109. 

  109. <span class="sourceLineNo">101</span> * 08-Apr-2004 : Changed getScaleX() and getScaleY() from protected to<a name="line.101"></a>
    110. 

  110. <span class="sourceLineNo">102</span> *               public (DG);<a name="line.102"></a>
    111. 

  111. <span class="sourceLineNo">103</span> * 15-Apr-2004 : Added zoomOutFactor and zoomInFactor (DG);<a name="line.103"></a>
    112. 

  112. <span class="sourceLineNo">104</span> * 21-Apr-2004 : Fixed zooming bug in mouseReleased() method (DG);<a name="line.104"></a>
    113. 

  113. <span class="sourceLineNo">105</span> * 13-Jul-2004 : Added check for null chart (DG);<a name="line.105"></a>
    114. 

  114. <span class="sourceLineNo">106</span> * 04-Oct-2004 : Renamed ShapeUtils --&gt; ShapeUtilities (DG);<a name="line.106"></a>
    115. 

  115. <span class="sourceLineNo">107</span> * 11-Nov-2004 : Moved constants back in from ChartPanelConstants (DG);<a name="line.107"></a>
    116. 

  116. <span class="sourceLineNo">108</span> * 12-Nov-2004 : Modified zooming mechanism to support zooming within<a name="line.108"></a>
    117. 

  117. <span class="sourceLineNo">109</span> *               subplots (DG);<a name="line.109"></a>
    118. 

  118. <span class="sourceLineNo">110</span> * 26-Jan-2005 : Fixed mouse zooming for horizontal category plots (DG);<a name="line.110"></a>
    119. 

  119. <span class="sourceLineNo">111</span> * 11-Apr-2005 : Added getFillZoomRectangle() method, renamed<a name="line.111"></a>
    120. 

  120. <span class="sourceLineNo">112</span> *               setHorizontalZoom() --&gt; setDomainZoomable(),<a name="line.112"></a>
    121. 

  121. <span class="sourceLineNo">113</span> *               setVerticalZoom() --&gt; setRangeZoomable(), added<a name="line.113"></a>
    122. 

  122. <span class="sourceLineNo">114</span> *               isDomainZoomable() and isRangeZoomable(), added<a name="line.114"></a>
    123. 

  123. <span class="sourceLineNo">115</span> *               getHorizontalAxisTrace() and getVerticalAxisTrace(),<a name="line.115"></a>
    124. 

  124. <span class="sourceLineNo">116</span> *               renamed autoRangeBoth() --&gt; restoreAutoBounds(),<a name="line.116"></a>
    125. 

  125. <span class="sourceLineNo">117</span> *               autoRangeHorizontal() --&gt; restoreAutoDomainBounds(),<a name="line.117"></a>
    126. 

  126. <span class="sourceLineNo">118</span> *               autoRangeVertical() --&gt; restoreAutoRangeBounds() (DG);<a name="line.118"></a>
    127. 

  127. <span class="sourceLineNo">119</span> * 12-Apr-2005 : Removed working areas, added getAnchorPoint() method,<a name="line.119"></a>
    128. 

  128. <span class="sourceLineNo">120</span> *               added protected accessors for tracelines (DG);<a name="line.120"></a>
    129. 

  129. <span class="sourceLineNo">121</span> * 18-Apr-2005 : Made constants final (DG);<a name="line.121"></a>
    130. 

  130. <span class="sourceLineNo">122</span> * 26-Apr-2005 : Removed LOGGER (DG);<a name="line.122"></a>
    131. 

  131. <span class="sourceLineNo">123</span> * 01-Jun-2005 : Fixed zooming for combined plots - see bug report<a name="line.123"></a>
    132. 

  132. <span class="sourceLineNo">124</span> *               1212039, fix thanks to Onno vd Akker (DG);<a name="line.124"></a>
    133. 

  133. <span class="sourceLineNo">125</span> * 25-Nov-2005 : Reworked event listener mechanism (DG);<a name="line.125"></a>
    134. 

  134. <span class="sourceLineNo">126</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.126"></a>
    135. 

  135. <span class="sourceLineNo">127</span> * 01-Aug-2006 : Fixed minor bug in restoreAutoRangeBounds() (DG);<a name="line.127"></a>
    136. 

  136. <span class="sourceLineNo">128</span> * 04-Sep-2006 : Renamed attemptEditChartProperties() --&gt;<a name="line.128"></a>
    137. 

  137. <span class="sourceLineNo">129</span> *               doEditChartProperties() and made public (DG);<a name="line.129"></a>
    138. 

  138. <span class="sourceLineNo">130</span> * 13-Sep-2006 : Don't generate ChartMouseEvents if the panel's chart is null<a name="line.130"></a>
    139. 

  139. <span class="sourceLineNo">131</span> *               (fixes bug 1556951) (DG);<a name="line.131"></a>
    140. 

  140. <span class="sourceLineNo">132</span> * 05-Mar-2007 : Applied patch 1672561 by Sergei Ivanov, to fix zoom rectangle<a name="line.132"></a>
    141. 

  141. <span class="sourceLineNo">133</span> *               drawing for dynamic charts (DG);<a name="line.133"></a>
    142. 

  142. <span class="sourceLineNo">134</span> * 17-Apr-2007 : Fix NullPointerExceptions in zooming for combined plots (DG);<a name="line.134"></a>
    143. 

  143. <span class="sourceLineNo">135</span> * 24-May-2007 : When the look-and-feel changes, update the popup menu if there<a name="line.135"></a>
    144. 

  144. <span class="sourceLineNo">136</span> *               is one (DG);<a name="line.136"></a>
    145. 

  145. <span class="sourceLineNo">137</span> * 06-Jun-2007 : Fixed coordinates for drawing buffer image (DG);<a name="line.137"></a>
    146. 

  146. <span class="sourceLineNo">138</span> * 24-Sep-2007 : Added zoomAroundAnchor flag, and handle clearing of chart<a name="line.138"></a>
    147. 

  147. <span class="sourceLineNo">139</span> *               buffer (DG);<a name="line.139"></a>
    148. 

  148. <span class="sourceLineNo">140</span> * 25-Oct-2007 : Added default directory attribute (DG);<a name="line.140"></a>
    149. 

  149. <span class="sourceLineNo">141</span> * 07-Nov-2007 : Fixed (rare) bug in refreshing off-screen image (DG);<a name="line.141"></a>
    150. 

  150. <span class="sourceLineNo">142</span> * 07-May-2008 : Fixed bug in zooming that triggered zoom for a rectangle<a name="line.142"></a>
    151. 

  151. <span class="sourceLineNo">143</span> *               outside of the data area (DG);<a name="line.143"></a>
    152. 

  152. <span class="sourceLineNo">144</span> * 08-May-2008 : Fixed serialization bug (DG);<a name="line.144"></a>
    153. 

  153. <span class="sourceLineNo">145</span> * 15-Aug-2008 : Increased default maxDrawWidth/Height (DG);<a name="line.145"></a>
    154. 

  154. <span class="sourceLineNo">146</span> * 18-Sep-2008 : Modified creation of chart buffer (DG);<a name="line.146"></a>
    155. 

  155. <span class="sourceLineNo">147</span> * 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by<a name="line.147"></a>
    156. 

  156. <span class="sourceLineNo">148</span> *               Jess Thrysoee (DG);<a name="line.148"></a>
    157. 

  157. <span class="sourceLineNo">149</span> * 13-Jan-2009 : Fixed zooming methods to trigger only one plot<a name="line.149"></a>
    158. 

  158. <span class="sourceLineNo">150</span> *               change event (DG);<a name="line.150"></a>
    159. 

  159. <span class="sourceLineNo">151</span> * 16-Jan-2009 : Use XOR for zoom rectangle only if useBuffer is false (DG);<a name="line.151"></a>
    160. 

  160. <span class="sourceLineNo">152</span> * 18-Mar-2009 : Added mouse wheel support (DG);<a name="line.152"></a>
    161. 

  161. <span class="sourceLineNo">153</span> * 19-Mar-2009 : Added panning on mouse drag support - based on Ulrich <a name="line.153"></a>
    162. 

  162. <span class="sourceLineNo">154</span> *               Voigt's patch 2686040 (DG);<a name="line.154"></a>
    163. 

  163. <span class="sourceLineNo">155</span> * 26-Mar-2009 : Changed fillZoomRectangle default to true, and only change<a name="line.155"></a>
    164. 

  164. <span class="sourceLineNo">156</span> *               cursor for CTRL-mouse-click if panning is enabled (DG);<a name="line.156"></a>
    165. 

  165. <span class="sourceLineNo">157</span> * 01-Apr-2009 : Fixed panning, and added different mouse event mask for<a name="line.157"></a>
    166. 

  166. <span class="sourceLineNo">158</span> *               MacOSX (DG);<a name="line.158"></a>
    167. 

  167. <span class="sourceLineNo">159</span> * 08-Apr-2009 : Added copy to clipboard support, based on patch 1460845<a name="line.159"></a>
    168. 

  168. <span class="sourceLineNo">160</span> *               by Alessandro Borges (DG);<a name="line.160"></a>
    169. 

  169. <span class="sourceLineNo">161</span> * 09-Apr-2009 : Added overlay support (DG);<a name="line.161"></a>
    170. 

  170. <span class="sourceLineNo">162</span> * 10-Apr-2009 : Set chartBuffer background to match ChartPanel (DG);<a name="line.162"></a>
    171. 

  171. <span class="sourceLineNo">163</span> * 05-May-2009 : Match scaling (and insets) in doCopy() (DG);<a name="line.163"></a>
    172. 

  172. <span class="sourceLineNo">164</span> * 01-Jun-2009 : Check for null chart in mousePressed() method (DG);<a name="line.164"></a>
    173. 

  173. <span class="sourceLineNo">165</span> * 08-Jun-2009 : Fixed bug in setMouseWheelEnabled() (DG);<a name="line.165"></a>
    174. 

  174. <span class="sourceLineNo">166</span> * 06-Jul-2009 : Clear off-screen buffer to fully transparent (DG);<a name="line.166"></a>
    175. 

  175. <span class="sourceLineNo">167</span> * 10-Oct-2011 : localization fix: bug #3353913 (MH);<a name="line.167"></a>
    176. 

  176. <span class="sourceLineNo">168</span> * 05-Jul-2012 : Remove reflection for MouseWheelListener - only needed for <a name="line.168"></a>
    177. 

  177. <span class="sourceLineNo">169</span> *               JRE 1.3.1 (DG);<a name="line.169"></a>
    178. 

  178. <span class="sourceLineNo">170</span> * 02-Jul-2013 : Use ParamChecks class (DG);<a name="line.170"></a>
    179. 

  179. <span class="sourceLineNo">171</span> * 12-Sep-2013 : Provide auto-detection for JFreeSVG and OrsonPDF <a name="line.171"></a>
    180. 

  180. <span class="sourceLineNo">172</span> *               libraries (no compile time dependencies) (DG);<a name="line.172"></a>
    181. 

  181. <span class="sourceLineNo">173</span> * <a name="line.173"></a>
    182. 

  182. <span class="sourceLineNo">174</span> */<a name="line.174"></a>
    183. 

  183. <span class="sourceLineNo">175</span><a name="line.175"></a>
    184. 

  184. <span class="sourceLineNo">176</span>package org.jfree.chart;<a name="line.176"></a>
    185. 

  185. <span class="sourceLineNo">177</span><a name="line.177"></a>
    186. 

  186. <span class="sourceLineNo">178</span>import java.awt.AWTEvent;<a name="line.178"></a>
    187. 

  187. <span class="sourceLineNo">179</span>import java.awt.AlphaComposite;<a name="line.179"></a>
    188. 

  188. <span class="sourceLineNo">180</span>import java.awt.Color;<a name="line.180"></a>
    189. 

  189. <span class="sourceLineNo">181</span>import java.awt.Composite;<a name="line.181"></a>
    190. 

  190. <span class="sourceLineNo">182</span>import java.awt.Cursor;<a name="line.182"></a>
    191. 

  191. <span class="sourceLineNo">183</span>import java.awt.Dimension;<a name="line.183"></a>
    192. 

  192. <span class="sourceLineNo">184</span>import java.awt.Graphics;<a name="line.184"></a>
    193. 

  193. <span class="sourceLineNo">185</span>import java.awt.Graphics2D;<a name="line.185"></a>
    194. 

  194. <span class="sourceLineNo">186</span>import java.awt.GraphicsConfiguration;<a name="line.186"></a>
    195. 

  195. <span class="sourceLineNo">187</span>import java.awt.Image;<a name="line.187"></a>
    196. 

  196. <span class="sourceLineNo">188</span>import java.awt.Insets;<a name="line.188"></a>
    197. 

  197. <span class="sourceLineNo">189</span>import java.awt.Paint;<a name="line.189"></a>
    198. 

  198. <span class="sourceLineNo">190</span>import java.awt.Point;<a name="line.190"></a>
    199. 

  199. <span class="sourceLineNo">191</span>import java.awt.Rectangle;<a name="line.191"></a>
    200. 

  200. <span class="sourceLineNo">192</span>import java.awt.Toolkit;<a name="line.192"></a>
    201. 

  201. <span class="sourceLineNo">193</span>import java.awt.Transparency;<a name="line.193"></a>
    202. 

  202. <span class="sourceLineNo">194</span>import java.awt.datatransfer.Clipboard;<a name="line.194"></a>
    203. 

  203. <span class="sourceLineNo">195</span>import java.awt.event.ActionEvent;<a name="line.195"></a>
    204. 

  204. <span class="sourceLineNo">196</span>import java.awt.event.ActionListener;<a name="line.196"></a>
    205. 

  205. <span class="sourceLineNo">197</span>import java.awt.event.InputEvent;<a name="line.197"></a>
    206. 

  206. <span class="sourceLineNo">198</span>import java.awt.event.MouseEvent;<a name="line.198"></a>
    207. 

  207. <span class="sourceLineNo">199</span>import java.awt.event.MouseListener;<a name="line.199"></a>
    208. 

  208. <span class="sourceLineNo">200</span>import java.awt.event.MouseMotionListener;<a name="line.200"></a>
    209. 

  209. <span class="sourceLineNo">201</span>import java.awt.geom.AffineTransform;<a name="line.201"></a>
    210. 

  210. <span class="sourceLineNo">202</span>import java.awt.geom.Line2D;<a name="line.202"></a>
    211. 

  211. <span class="sourceLineNo">203</span>import java.awt.geom.Point2D;<a name="line.203"></a>
    212. 

  212. <span class="sourceLineNo">204</span>import java.awt.geom.Rectangle2D;<a name="line.204"></a>
    213. 

  213. <span class="sourceLineNo">205</span>import java.awt.print.PageFormat;<a name="line.205"></a>
    214. 

  214. <span class="sourceLineNo">206</span>import java.awt.print.Printable;<a name="line.206"></a>
    215. 

  215. <span class="sourceLineNo">207</span>import java.awt.print.PrinterException;<a name="line.207"></a>
    216. 

  216. <span class="sourceLineNo">208</span>import java.awt.print.PrinterJob;<a name="line.208"></a>
    217. 

  217. <span class="sourceLineNo">209</span>import java.io.BufferedWriter;<a name="line.209"></a>
    218. 

  218. <span class="sourceLineNo">210</span>import java.io.File;<a name="line.210"></a>
    219. 

  219. <span class="sourceLineNo">211</span>import java.io.FileWriter;<a name="line.211"></a>
    220. 

  220. <span class="sourceLineNo">212</span>import java.io.IOException;<a name="line.212"></a>
    221. 

  221. <span class="sourceLineNo">213</span>import java.io.ObjectInputStream;<a name="line.213"></a>
    222. 

  222. <span class="sourceLineNo">214</span>import java.io.ObjectOutputStream;<a name="line.214"></a>
    223. 

  223. <span class="sourceLineNo">215</span>import java.io.Serializable;<a name="line.215"></a>
    224. 

  224. <span class="sourceLineNo">216</span>import java.lang.reflect.Constructor;<a name="line.216"></a>
    225. 

  225. <span class="sourceLineNo">217</span>import java.lang.reflect.InvocationTargetException;<a name="line.217"></a>
    226. 

  226. <span class="sourceLineNo">218</span>import java.lang.reflect.Method;<a name="line.218"></a>
    227. 

  227. <span class="sourceLineNo">219</span>import java.util.EventListener;<a name="line.219"></a>
    228. 

  228. <span class="sourceLineNo">220</span>import java.util.Iterator;<a name="line.220"></a>
    229. 

  229. <span class="sourceLineNo">221</span>import java.util.List;<a name="line.221"></a>
    230. 

  230. <span class="sourceLineNo">222</span>import java.util.ResourceBundle;<a name="line.222"></a>
    231. 

  231. <span class="sourceLineNo">223</span><a name="line.223"></a>
    232. 

  232. <span class="sourceLineNo">224</span>import javax.swing.JFileChooser;<a name="line.224"></a>
    233. 

  233. <span class="sourceLineNo">225</span>import javax.swing.JMenu;<a name="line.225"></a>
    234. 

  234. <span class="sourceLineNo">226</span>import javax.swing.JMenuItem;<a name="line.226"></a>
    235. 

  235. <span class="sourceLineNo">227</span>import javax.swing.JOptionPane;<a name="line.227"></a>
    236. 

  236. <span class="sourceLineNo">228</span>import javax.swing.JPanel;<a name="line.228"></a>
    237. 

  237. <span class="sourceLineNo">229</span>import javax.swing.JPopupMenu;<a name="line.229"></a>
    238. 

  238. <span class="sourceLineNo">230</span>import javax.swing.SwingUtilities;<a name="line.230"></a>
    239. 

  239. <span class="sourceLineNo">231</span>import javax.swing.ToolTipManager;<a name="line.231"></a>
    240. 

  240. <span class="sourceLineNo">232</span>import javax.swing.event.EventListenerList;<a name="line.232"></a>
    241. 

  241. <span class="sourceLineNo">233</span>import javax.swing.filechooser.FileNameExtensionFilter;<a name="line.233"></a>
    242. 

  242. <span class="sourceLineNo">234</span><a name="line.234"></a>
    243. 

  243. <span class="sourceLineNo">235</span>import org.jfree.chart.editor.ChartEditor;<a name="line.235"></a>
    244. 

  244. <span class="sourceLineNo">236</span>import org.jfree.chart.editor.ChartEditorManager;<a name="line.236"></a>
    245. 

  245. <span class="sourceLineNo">237</span>import org.jfree.chart.entity.ChartEntity;<a name="line.237"></a>
    246. 

  246. <span class="sourceLineNo">238</span>import org.jfree.chart.entity.EntityCollection;<a name="line.238"></a>
    247. 

  247. <span class="sourceLineNo">239</span>import org.jfree.chart.event.ChartChangeEvent;<a name="line.239"></a>
    248. 

  248. <span class="sourceLineNo">240</span>import org.jfree.chart.event.ChartChangeListener;<a name="line.240"></a>
    249. 

  249. <span class="sourceLineNo">241</span>import org.jfree.chart.event.ChartProgressEvent;<a name="line.241"></a>
    250. 

  250. <span class="sourceLineNo">242</span>import org.jfree.chart.event.ChartProgressListener;<a name="line.242"></a>
    251. 

  251. <span class="sourceLineNo">243</span>import org.jfree.chart.panel.Overlay;<a name="line.243"></a>
    252. 

  252. <span class="sourceLineNo">244</span>import org.jfree.chart.event.OverlayChangeEvent;<a name="line.244"></a>
    253. 

  253. <span class="sourceLineNo">245</span>import org.jfree.chart.event.OverlayChangeListener;<a name="line.245"></a>
    254. 

  254. <span class="sourceLineNo">246</span>import org.jfree.chart.plot.Pannable;<a name="line.246"></a>
    255. 

  255. <span class="sourceLineNo">247</span>import org.jfree.chart.plot.Plot;<a name="line.247"></a>
    256. 

  256. <span class="sourceLineNo">248</span>import org.jfree.chart.plot.PlotOrientation;<a name="line.248"></a>
    257. 

  257. <span class="sourceLineNo">249</span>import org.jfree.chart.plot.PlotRenderingInfo;<a name="line.249"></a>
    258. 

  258. <span class="sourceLineNo">250</span>import org.jfree.chart.plot.Zoomable;<a name="line.250"></a>
    259. 

  259. <span class="sourceLineNo">251</span>import org.jfree.chart.util.ParamChecks;<a name="line.251"></a>
    260. 

  260. <span class="sourceLineNo">252</span>import org.jfree.chart.util.ResourceBundleWrapper;<a name="line.252"></a>
    261. 

  261. <span class="sourceLineNo">253</span>import org.jfree.io.SerialUtilities;<a name="line.253"></a>
    262. 

  262. <span class="sourceLineNo">254</span><a name="line.254"></a>
    263. 

  263. <span class="sourceLineNo">255</span>/**<a name="line.255"></a>
    264. 

  264. <span class="sourceLineNo">256</span> * A Swing GUI component for displaying a {@link JFreeChart} object.<a name="line.256"></a>
    265. 

  265. <span class="sourceLineNo">257</span> * &lt;P&gt;<a name="line.257"></a>
    266. 

  266. <span class="sourceLineNo">258</span> * The panel registers with the chart to receive notification of changes to any<a name="line.258"></a>
    267. 

  267. <span class="sourceLineNo">259</span> * component of the chart.  The chart is redrawn automatically whenever this<a name="line.259"></a>
    268. 

  268. <span class="sourceLineNo">260</span> * notification is received.<a name="line.260"></a>
    269. 

  269. <span class="sourceLineNo">261</span> */<a name="line.261"></a>
    270. 

  270. <span class="sourceLineNo">262</span>public class ChartPanel extends JPanel implements ChartChangeListener,<a name="line.262"></a>
    271. 

  271. <span class="sourceLineNo">263</span>        ChartProgressListener, ActionListener, MouseListener,<a name="line.263"></a>
    272. 

  272. <span class="sourceLineNo">264</span>        MouseMotionListener, OverlayChangeListener, Printable, Serializable {<a name="line.264"></a>
    273. 

  273. <span class="sourceLineNo">265</span><a name="line.265"></a>
    274. 

  274. <span class="sourceLineNo">266</span>    /** For serialization. */<a name="line.266"></a>
    275. 

  275. <span class="sourceLineNo">267</span>    private static final long serialVersionUID = 6046366297214274674L;<a name="line.267"></a>
    276. 

  276. <span class="sourceLineNo">268</span><a name="line.268"></a>
    277. 

  277. <span class="sourceLineNo">269</span>    /**<a name="line.269"></a>
    278. 

  278. <span class="sourceLineNo">270</span>     * Default setting for buffer usage.  The default has been changed to<a name="line.270"></a>
    279. 

  279. <span class="sourceLineNo">271</span>     * &lt;code&gt;true&lt;/code&gt; from version 1.0.13 onwards, because of a severe<a name="line.271"></a>
    280. 

  280. <span class="sourceLineNo">272</span>     * performance problem with drawing the zoom rectangle using XOR (which<a name="line.272"></a>
    281. 

  281. <span class="sourceLineNo">273</span>     * now happens only when the buffer is NOT used).<a name="line.273"></a>
    282. 

  282. <span class="sourceLineNo">274</span>     */<a name="line.274"></a>
    283. 

  283. <span class="sourceLineNo">275</span>    public static final boolean DEFAULT_BUFFER_USED = true;<a name="line.275"></a>
    284. 

  284. <span class="sourceLineNo">276</span><a name="line.276"></a>
    285. 

  285. <span class="sourceLineNo">277</span>    /** The default panel width. */<a name="line.277"></a>
    286. 

  286. <span class="sourceLineNo">278</span>    public static final int DEFAULT_WIDTH = 680;<a name="line.278"></a>
    287. 

  287. <span class="sourceLineNo">279</span><a name="line.279"></a>
    288. 

  288. <span class="sourceLineNo">280</span>    /** The default panel height. */<a name="line.280"></a>
    289. 

  289. <span class="sourceLineNo">281</span>    public static final int DEFAULT_HEIGHT = 420;<a name="line.281"></a>
    290. 

  290. <span class="sourceLineNo">282</span><a name="line.282"></a>
    291. 

  291. <span class="sourceLineNo">283</span>    /** The default limit below which chart scaling kicks in. */<a name="line.283"></a>
    292. 

  292. <span class="sourceLineNo">284</span>    public static final int DEFAULT_MINIMUM_DRAW_WIDTH = 300;<a name="line.284"></a>
    293. 

  293. <span class="sourceLineNo">285</span><a name="line.285"></a>
    294. 

  294. <span class="sourceLineNo">286</span>    /** The default limit below which chart scaling kicks in. */<a name="line.286"></a>
    295. 

  295. <span class="sourceLineNo">287</span>    public static final int DEFAULT_MINIMUM_DRAW_HEIGHT = 200;<a name="line.287"></a>
    296. 

  296. <span class="sourceLineNo">288</span><a name="line.288"></a>
    297. 

  297. <span class="sourceLineNo">289</span>    /** The default limit above which chart scaling kicks in. */<a name="line.289"></a>
    298. 

  298. <span class="sourceLineNo">290</span>    public static final int DEFAULT_MAXIMUM_DRAW_WIDTH = 1024;<a name="line.290"></a>
    299. 

  299. <span class="sourceLineNo">291</span><a name="line.291"></a>
    300. 

  300. <span class="sourceLineNo">292</span>    /** The default limit above which chart scaling kicks in. */<a name="line.292"></a>
    301. 

  301. <span class="sourceLineNo">293</span>    public static final int DEFAULT_MAXIMUM_DRAW_HEIGHT = 768;<a name="line.293"></a>
    302. 

  302. <span class="sourceLineNo">294</span><a name="line.294"></a>
    303. 

  303. <span class="sourceLineNo">295</span>    /** The minimum size required to perform a zoom on a rectangle */<a name="line.295"></a>
    304. 

  304. <span class="sourceLineNo">296</span>    public static final int DEFAULT_ZOOM_TRIGGER_DISTANCE = 10;<a name="line.296"></a>
    305. 

  305. <span class="sourceLineNo">297</span><a name="line.297"></a>
    306. 

  306. <span class="sourceLineNo">298</span>    /** Properties action command. */<a name="line.298"></a>
    307. 

  307. <span class="sourceLineNo">299</span>    public static final String PROPERTIES_COMMAND = "PROPERTIES";<a name="line.299"></a>
    308. 

  308. <span class="sourceLineNo">300</span><a name="line.300"></a>
    309. 

  309. <span class="sourceLineNo">301</span>    /**<a name="line.301"></a>
    310. 

  310. <span class="sourceLineNo">302</span>     * Copy action command.<a name="line.302"></a>
    311. 

  311. <span class="sourceLineNo">303</span>     *<a name="line.303"></a>
    312. 

  312. <span class="sourceLineNo">304</span>     * @since 1.0.13<a name="line.304"></a>
    313. 

  313. <span class="sourceLineNo">305</span>     */<a name="line.305"></a>
    314. 

  314. <span class="sourceLineNo">306</span>    public static final String COPY_COMMAND = "COPY";<a name="line.306"></a>
    315. 

  315. <span class="sourceLineNo">307</span><a name="line.307"></a>
    316. 

  316. <span class="sourceLineNo">308</span>    /** Save action command. */<a name="line.308"></a>
    317. 

  317. <span class="sourceLineNo">309</span>    public static final String SAVE_COMMAND = "SAVE";<a name="line.309"></a>
    318. 

  318. <span class="sourceLineNo">310</span><a name="line.310"></a>
    319. 

  319. <span class="sourceLineNo">311</span>    /** Action command to save as PNG. */<a name="line.311"></a>
    320. 

  320. <span class="sourceLineNo">312</span>    private static final String SAVE_AS_PNG_COMMAND = "SAVE_AS_PNG";<a name="line.312"></a>
    321. 

  321. <span class="sourceLineNo">313</span>    <a name="line.313"></a>
    322. 

  322. <span class="sourceLineNo">314</span>    /** Action command to save as SVG. */<a name="line.314"></a>
    323. 

  323. <span class="sourceLineNo">315</span>    private static final String SAVE_AS_SVG_COMMAND = "SAVE_AS_SVG";<a name="line.315"></a>
    324. 

  324. <span class="sourceLineNo">316</span>    <a name="line.316"></a>
    325. 

  325. <span class="sourceLineNo">317</span>    /** Action command to save as PDF. */<a name="line.317"></a>
    326. 

  326. <span class="sourceLineNo">318</span>    private static final String SAVE_AS_PDF_COMMAND = "SAVE_AS_PDF";<a name="line.318"></a>
    327. 

  327. <span class="sourceLineNo">319</span>    <a name="line.319"></a>
    328. 

  328. <span class="sourceLineNo">320</span>    /** Print action command. */<a name="line.320"></a>
    329. 

  329. <span class="sourceLineNo">321</span>    public static final String PRINT_COMMAND = "PRINT";<a name="line.321"></a>
    330. 

  330. <span class="sourceLineNo">322</span><a name="line.322"></a>
    331. 

  331. <span class="sourceLineNo">323</span>    /** Zoom in (both axes) action command. */<a name="line.323"></a>
    332. 

  332. <span class="sourceLineNo">324</span>    public static final String ZOOM_IN_BOTH_COMMAND = "ZOOM_IN_BOTH";<a name="line.324"></a>
    333. 

  333. <span class="sourceLineNo">325</span><a name="line.325"></a>
    334. 

  334. <span class="sourceLineNo">326</span>    /** Zoom in (domain axis only) action command. */<a name="line.326"></a>
    335. 

  335. <span class="sourceLineNo">327</span>    public static final String ZOOM_IN_DOMAIN_COMMAND = "ZOOM_IN_DOMAIN";<a name="line.327"></a>
    336. 

  336. <span class="sourceLineNo">328</span><a name="line.328"></a>
    337. 

  337. <span class="sourceLineNo">329</span>    /** Zoom in (range axis only) action command. */<a name="line.329"></a>
    338. 

  338. <span class="sourceLineNo">330</span>    public static final String ZOOM_IN_RANGE_COMMAND = "ZOOM_IN_RANGE";<a name="line.330"></a>
    339. 

  339. <span class="sourceLineNo">331</span><a name="line.331"></a>
    340. 

  340. <span class="sourceLineNo">332</span>    /** Zoom out (both axes) action command. */<a name="line.332"></a>
    341. 

  341. <span class="sourceLineNo">333</span>    public static final String ZOOM_OUT_BOTH_COMMAND = "ZOOM_OUT_BOTH";<a name="line.333"></a>
    342. 

  342. <span class="sourceLineNo">334</span><a name="line.334"></a>
    343. 

  343. <span class="sourceLineNo">335</span>    /** Zoom out (domain axis only) action command. */<a name="line.335"></a>
    344. 

  344. <span class="sourceLineNo">336</span>    public static final String ZOOM_OUT_DOMAIN_COMMAND = "ZOOM_DOMAIN_BOTH";<a name="line.336"></a>
    345. 

  345. <span class="sourceLineNo">337</span><a name="line.337"></a>
    346. 

  346. <span class="sourceLineNo">338</span>    /** Zoom out (range axis only) action command. */<a name="line.338"></a>
    347. 

  347. <span class="sourceLineNo">339</span>    public static final String ZOOM_OUT_RANGE_COMMAND = "ZOOM_RANGE_BOTH";<a name="line.339"></a>
    348. 

  348. <span class="sourceLineNo">340</span><a name="line.340"></a>
    349. 

  349. <span class="sourceLineNo">341</span>    /** Zoom reset (both axes) action command. */<a name="line.341"></a>
    350. 

  350. <span class="sourceLineNo">342</span>    public static final String ZOOM_RESET_BOTH_COMMAND = "ZOOM_RESET_BOTH";<a name="line.342"></a>
    351. 

  351. <span class="sourceLineNo">343</span><a name="line.343"></a>
    352. 

  352. <span class="sourceLineNo">344</span>    /** Zoom reset (domain axis only) action command. */<a name="line.344"></a>
    353. 

  353. <span class="sourceLineNo">345</span>    public static final String ZOOM_RESET_DOMAIN_COMMAND = "ZOOM_RESET_DOMAIN";<a name="line.345"></a>
    354. 

  354. <span class="sourceLineNo">346</span><a name="line.346"></a>
    355. 

  355. <span class="sourceLineNo">347</span>    /** Zoom reset (range axis only) action command. */<a name="line.347"></a>
    356. 

  356. <span class="sourceLineNo">348</span>    public static final String ZOOM_RESET_RANGE_COMMAND = "ZOOM_RESET_RANGE";<a name="line.348"></a>
    357. 

  357. <span class="sourceLineNo">349</span><a name="line.349"></a>
    358. 

  358. <span class="sourceLineNo">350</span>    /** The chart that is displayed in the panel. */<a name="line.350"></a>
    359. 

  359. <span class="sourceLineNo">351</span>    private JFreeChart chart;<a name="line.351"></a>
    360. 

  360. <span class="sourceLineNo">352</span><a name="line.352"></a>
    361. 

  361. <span class="sourceLineNo">353</span>    /** Storage for registered (chart) mouse listeners. */<a name="line.353"></a>
    362. 

  362. <span class="sourceLineNo">354</span>    private transient EventListenerList chartMouseListeners;<a name="line.354"></a>
    363. 

  363. <span class="sourceLineNo">355</span><a name="line.355"></a>
    364. 

  364. <span class="sourceLineNo">356</span>    /** A flag that controls whether or not the off-screen buffer is used. */<a name="line.356"></a>
    365. 

  365. <span class="sourceLineNo">357</span>    private boolean useBuffer;<a name="line.357"></a>
    366. 

  366. <span class="sourceLineNo">358</span><a name="line.358"></a>
    367. 

  367. <span class="sourceLineNo">359</span>    /** A flag that indicates that the buffer should be refreshed. */<a name="line.359"></a>
    368. 

  368. <span class="sourceLineNo">360</span>    private boolean refreshBuffer;<a name="line.360"></a>
    369. 

  369. <span class="sourceLineNo">361</span><a name="line.361"></a>
    370. 

  370. <span class="sourceLineNo">362</span>    /** A buffer for the rendered chart. */<a name="line.362"></a>
    371. 

  371. <span class="sourceLineNo">363</span>    private transient Image chartBuffer;<a name="line.363"></a>
    372. 

  372. <span class="sourceLineNo">364</span><a name="line.364"></a>
    373. 

  373. <span class="sourceLineNo">365</span>    /** The height of the chart buffer. */<a name="line.365"></a>
    374. 

  374. <span class="sourceLineNo">366</span>    private int chartBufferHeight;<a name="line.366"></a>
    375. 

  375. <span class="sourceLineNo">367</span><a name="line.367"></a>
    376. 

  376. <span class="sourceLineNo">368</span>    /** The width of the chart buffer. */<a name="line.368"></a>
    377. 

  377. <span class="sourceLineNo">369</span>    private int chartBufferWidth;<a name="line.369"></a>
    378. 

  378. <span class="sourceLineNo">370</span><a name="line.370"></a>
    379. 

  379. <span class="sourceLineNo">371</span>    /**<a name="line.371"></a>
    380. 

  380. <span class="sourceLineNo">372</span>     * The minimum width for drawing a chart (uses scaling for smaller widths).<a name="line.372"></a>
    381. 

  381. <span class="sourceLineNo">373</span>     */<a name="line.373"></a>
    382. 

  382. <span class="sourceLineNo">374</span>    private int minimumDrawWidth;<a name="line.374"></a>
    383. 

  383. <span class="sourceLineNo">375</span><a name="line.375"></a>
    384. 

  384. <span class="sourceLineNo">376</span>    /**<a name="line.376"></a>
    385. 

  385. <span class="sourceLineNo">377</span>     * The minimum height for drawing a chart (uses scaling for smaller<a name="line.377"></a>
    386. 

  386. <span class="sourceLineNo">378</span>     * heights).<a name="line.378"></a>
    387. 

  387. <span class="sourceLineNo">379</span>     */<a name="line.379"></a>
    388. 

  388. <span class="sourceLineNo">380</span>    private int minimumDrawHeight;<a name="line.380"></a>
    389. 

  389. <span class="sourceLineNo">381</span><a name="line.381"></a>
    390. 

  390. <span class="sourceLineNo">382</span>    /**<a name="line.382"></a>
    391. 

  391. <span class="sourceLineNo">383</span>     * The maximum width for drawing a chart (uses scaling for bigger<a name="line.383"></a>
    392. 

  392. <span class="sourceLineNo">384</span>     * widths).<a name="line.384"></a>
    393. 

  393. <span class="sourceLineNo">385</span>     */<a name="line.385"></a>
    394. 

  394. <span class="sourceLineNo">386</span>    private int maximumDrawWidth;<a name="line.386"></a>
    395. 

  395. <span class="sourceLineNo">387</span><a name="line.387"></a>
    396. 

  396. <span class="sourceLineNo">388</span>    /**<a name="line.388"></a>
    397. 

  397. <span class="sourceLineNo">389</span>     * The maximum height for drawing a chart (uses scaling for bigger<a name="line.389"></a>
    398. 

  398. <span class="sourceLineNo">390</span>     * heights).<a name="line.390"></a>
    399. 

  399. <span class="sourceLineNo">391</span>     */<a name="line.391"></a>
    400. 

  400. <span class="sourceLineNo">392</span>    private int maximumDrawHeight;<a name="line.392"></a>
    401. 

  401. <span class="sourceLineNo">393</span><a name="line.393"></a>
    402. 

  402. <span class="sourceLineNo">394</span>    /** The popup menu for the frame. */<a name="line.394"></a>
    403. 

  403. <span class="sourceLineNo">395</span>    private JPopupMenu popup;<a name="line.395"></a>
    404. 

  404. <span class="sourceLineNo">396</span><a name="line.396"></a>
    405. 

  405. <span class="sourceLineNo">397</span>    /** The drawing info collected the last time the chart was drawn. */<a name="line.397"></a>
    406. 

  406. <span class="sourceLineNo">398</span>    private ChartRenderingInfo info;<a name="line.398"></a>
    407. 

  407. <span class="sourceLineNo">399</span><a name="line.399"></a>
    408. 

  408. <span class="sourceLineNo">400</span>    /** The chart anchor point. */<a name="line.400"></a>
    409. 

  409. <span class="sourceLineNo">401</span>    private Point2D anchor;<a name="line.401"></a>
    410. 

  410. <span class="sourceLineNo">402</span><a name="line.402"></a>
    411. 

  411. <span class="sourceLineNo">403</span>    /** The scale factor used to draw the chart. */<a name="line.403"></a>
    412. 

  412. <span class="sourceLineNo">404</span>    private double scaleX;<a name="line.404"></a>
    413. 

  413. <span class="sourceLineNo">405</span><a name="line.405"></a>
    414. 

  414. <span class="sourceLineNo">406</span>    /** The scale factor used to draw the chart. */<a name="line.406"></a>
    415. 

  415. <span class="sourceLineNo">407</span>    private double scaleY;<a name="line.407"></a>
    416. 

  416. <span class="sourceLineNo">408</span><a name="line.408"></a>
    417. 

  417. <span class="sourceLineNo">409</span>    /** The plot orientation. */<a name="line.409"></a>
    418. 

  418. <span class="sourceLineNo">410</span>    private PlotOrientation orientation = PlotOrientation.VERTICAL;<a name="line.410"></a>
    419. 

  419. <span class="sourceLineNo">411</span><a name="line.411"></a>
    420. 

  420. <span class="sourceLineNo">412</span>    /** A flag that controls whether or not domain zooming is enabled. */<a name="line.412"></a>
    421. 

  421. <span class="sourceLineNo">413</span>    private boolean domainZoomable = false;<a name="line.413"></a>
    422. 

  422. <span class="sourceLineNo">414</span><a name="line.414"></a>
    423. 

  423. <span class="sourceLineNo">415</span>    /** A flag that controls whether or not range zooming is enabled. */<a name="line.415"></a>
    424. 

  424. <span class="sourceLineNo">416</span>    private boolean rangeZoomable = false;<a name="line.416"></a>
    425. 

  425. <span class="sourceLineNo">417</span><a name="line.417"></a>
    426. 

  426. <span class="sourceLineNo">418</span>    /**<a name="line.418"></a>
    427. 

  427. <span class="sourceLineNo">419</span>     * The zoom rectangle starting point (selected by the user with a mouse<a name="line.419"></a>
    428. 

  428. <span class="sourceLineNo">420</span>     * click).  This is a point on the screen, not the chart (which may have<a name="line.420"></a>
    429. 

  429. <span class="sourceLineNo">421</span>     * been scaled up or down to fit the panel).<a name="line.421"></a>
    430. 

  430. <span class="sourceLineNo">422</span>     */<a name="line.422"></a>
    431. 

  431. <span class="sourceLineNo">423</span>    private Point2D zoomPoint = null;<a name="line.423"></a>
    432. 

  432. <span class="sourceLineNo">424</span><a name="line.424"></a>
    433. 

  433. <span class="sourceLineNo">425</span>    /** The zoom rectangle (selected by the user with the mouse). */<a name="line.425"></a>
    434. 

  434. <span class="sourceLineNo">426</span>    private transient Rectangle2D zoomRectangle = null;<a name="line.426"></a>
    435. 

  435. <span class="sourceLineNo">427</span><a name="line.427"></a>
    436. 

  436. <span class="sourceLineNo">428</span>    /** Controls if the zoom rectangle is drawn as an outline or filled. */<a name="line.428"></a>
    437. 

  437. <span class="sourceLineNo">429</span>    private boolean fillZoomRectangle = true;<a name="line.429"></a>
    438. 

  438. <span class="sourceLineNo">430</span><a name="line.430"></a>
    439. 

  439. <span class="sourceLineNo">431</span>    /** The minimum distance required to drag the mouse to trigger a zoom. */<a name="line.431"></a>
    440. 

  440. <span class="sourceLineNo">432</span>    private int zoomTriggerDistance;<a name="line.432"></a>
    441. 

  441. <span class="sourceLineNo">433</span><a name="line.433"></a>
    442. 

  442. <span class="sourceLineNo">434</span>    /** A flag that controls whether or not horizontal tracing is enabled. */<a name="line.434"></a>
    443. 

  443. <span class="sourceLineNo">435</span>    private boolean horizontalAxisTrace = false;<a name="line.435"></a>
    444. 

  444. <span class="sourceLineNo">436</span><a name="line.436"></a>
    445. 

  445. <span class="sourceLineNo">437</span>    /** A flag that controls whether or not vertical tracing is enabled. */<a name="line.437"></a>
    446. 

  446. <span class="sourceLineNo">438</span>    private boolean verticalAxisTrace = false;<a name="line.438"></a>
    447. 

  447. <span class="sourceLineNo">439</span><a name="line.439"></a>
    448. 

  448. <span class="sourceLineNo">440</span>    /** A vertical trace line. */<a name="line.440"></a>
    449. 

  449. <span class="sourceLineNo">441</span>    private transient Line2D verticalTraceLine;<a name="line.441"></a>
    450. 

  450. <span class="sourceLineNo">442</span><a name="line.442"></a>
    451. 

  451. <span class="sourceLineNo">443</span>    /** A horizontal trace line. */<a name="line.443"></a>
    452. 

  452. <span class="sourceLineNo">444</span>    private transient Line2D horizontalTraceLine;<a name="line.444"></a>
    453. 

  453. <span class="sourceLineNo">445</span><a name="line.445"></a>
    454. 

  454. <span class="sourceLineNo">446</span>    /** Menu item for zooming in on a chart (both axes). */<a name="line.446"></a>
    455. 

  455. <span class="sourceLineNo">447</span>    private JMenuItem zoomInBothMenuItem;<a name="line.447"></a>
    456. 

  456. <span class="sourceLineNo">448</span><a name="line.448"></a>
    457. 

  457. <span class="sourceLineNo">449</span>    /** Menu item for zooming in on a chart (domain axis). */<a name="line.449"></a>
    458. 

  458. <span class="sourceLineNo">450</span>    private JMenuItem zoomInDomainMenuItem;<a name="line.450"></a>
    459. 

  459. <span class="sourceLineNo">451</span><a name="line.451"></a>
    460. 

  460. <span class="sourceLineNo">452</span>    /** Menu item for zooming in on a chart (range axis). */<a name="line.452"></a>
    461. 

  461. <span class="sourceLineNo">453</span>    private JMenuItem zoomInRangeMenuItem;<a name="line.453"></a>
    462. 

  462. <span class="sourceLineNo">454</span><a name="line.454"></a>
    463. 

  463. <span class="sourceLineNo">455</span>    /** Menu item for zooming out on a chart. */<a name="line.455"></a>
    464. 

  464. <span class="sourceLineNo">456</span>    private JMenuItem zoomOutBothMenuItem;<a name="line.456"></a>
    465. 

  465. <span class="sourceLineNo">457</span><a name="line.457"></a>
    466. 

  466. <span class="sourceLineNo">458</span>    /** Menu item for zooming out on a chart (domain axis). */<a name="line.458"></a>
    467. 

  467. <span class="sourceLineNo">459</span>    private JMenuItem zoomOutDomainMenuItem;<a name="line.459"></a>
    468. 

  468. <span class="sourceLineNo">460</span><a name="line.460"></a>
    469. 

  469. <span class="sourceLineNo">461</span>    /** Menu item for zooming out on a chart (range axis). */<a name="line.461"></a>
    470. 

  470. <span class="sourceLineNo">462</span>    private JMenuItem zoomOutRangeMenuItem;<a name="line.462"></a>
    471. 

  471. <span class="sourceLineNo">463</span><a name="line.463"></a>
    472. 

  472. <span class="sourceLineNo">464</span>    /** Menu item for resetting the zoom (both axes). */<a name="line.464"></a>
    473. 

  473. <span class="sourceLineNo">465</span>    private JMenuItem zoomResetBothMenuItem;<a name="line.465"></a>
    474. 

  474. <span class="sourceLineNo">466</span><a name="line.466"></a>
    475. 

  475. <span class="sourceLineNo">467</span>    /** Menu item for resetting the zoom (domain axis only). */<a name="line.467"></a>
    476. 

  476. <span class="sourceLineNo">468</span>    private JMenuItem zoomResetDomainMenuItem;<a name="line.468"></a>
    477. 

  477. <span class="sourceLineNo">469</span><a name="line.469"></a>
    478. 

  478. <span class="sourceLineNo">470</span>    /** Menu item for resetting the zoom (range axis only). */<a name="line.470"></a>
    479. 

  479. <span class="sourceLineNo">471</span>    private JMenuItem zoomResetRangeMenuItem;<a name="line.471"></a>
    480. 

  480. <span class="sourceLineNo">472</span><a name="line.472"></a>
    481. 

  481. <span class="sourceLineNo">473</span>    /**<a name="line.473"></a>
    482. 

  482. <span class="sourceLineNo">474</span>     * The default directory for saving charts to file.<a name="line.474"></a>
    483. 

  483. <span class="sourceLineNo">475</span>     *<a name="line.475"></a>
    484. 

  484. <span class="sourceLineNo">476</span>     * @since 1.0.7<a name="line.476"></a>
    485. 

  485. <span class="sourceLineNo">477</span>     */<a name="line.477"></a>
    486. 

  486. <span class="sourceLineNo">478</span>    private File defaultDirectoryForSaveAs;<a name="line.478"></a>
    487. 

  487. <span class="sourceLineNo">479</span><a name="line.479"></a>
    488. 

  488. <span class="sourceLineNo">480</span>    /** A flag that controls whether or not file extensions are enforced. */<a name="line.480"></a>
    489. 

  489. <span class="sourceLineNo">481</span>    private boolean enforceFileExtensions;<a name="line.481"></a>
    490. 

  490. <span class="sourceLineNo">482</span><a name="line.482"></a>
    491. 

  491. <span class="sourceLineNo">483</span>    /** A flag that indicates if original tooltip delays are changed. */<a name="line.483"></a>
    492. 

  492. <span class="sourceLineNo">484</span>    private boolean ownToolTipDelaysActive;<a name="line.484"></a>
    493. 

  493. <span class="sourceLineNo">485</span><a name="line.485"></a>
    494. 

  494. <span class="sourceLineNo">486</span>    /** Original initial tooltip delay of ToolTipManager.sharedInstance(). */<a name="line.486"></a>
    495. 

  495. <span class="sourceLineNo">487</span>    private int originalToolTipInitialDelay;<a name="line.487"></a>
    496. 

  496. <span class="sourceLineNo">488</span><a name="line.488"></a>
    497. 

  497. <span class="sourceLineNo">489</span>    /** Original reshow tooltip delay of ToolTipManager.sharedInstance(). */<a name="line.489"></a>
    498. 

  498. <span class="sourceLineNo">490</span>    private int originalToolTipReshowDelay;<a name="line.490"></a>
    499. 

  499. <span class="sourceLineNo">491</span><a name="line.491"></a>
    500. 

  500. <span class="sourceLineNo">492</span>    /** Original dismiss tooltip delay of ToolTipManager.sharedInstance(). */<a name="line.492"></a>
    501. 

  501. <span class="sourceLineNo">493</span>    private int originalToolTipDismissDelay;<a name="line.493"></a>
    502. 

  502. <span class="sourceLineNo">494</span><a name="line.494"></a>
    503. 

  503. <span class="sourceLineNo">495</span>    /** Own initial tooltip delay to be used in this chart panel. */<a name="line.495"></a>
    504. 

  504. <span class="sourceLineNo">496</span>    private int ownToolTipInitialDelay;<a name="line.496"></a>
    505. 

  505. <span class="sourceLineNo">497</span><a name="line.497"></a>
    506. 

  506. <span class="sourceLineNo">498</span>    /** Own reshow tooltip delay to be used in this chart panel. */<a name="line.498"></a>
    507. 

  507. <span class="sourceLineNo">499</span>    private int ownToolTipReshowDelay;<a name="line.499"></a>
    508. 

  508. <span class="sourceLineNo">500</span><a name="line.500"></a>
    509. 

  509. <span class="sourceLineNo">501</span>    /** Own dismiss tooltip delay to be used in this chart panel. */<a name="line.501"></a>
    510. 

  510. <span class="sourceLineNo">502</span>    private int ownToolTipDismissDelay;<a name="line.502"></a>
    511. 

  511. <span class="sourceLineNo">503</span><a name="line.503"></a>
    512. 

  512. <span class="sourceLineNo">504</span>    /** The factor used to zoom in on an axis range. */<a name="line.504"></a>
    513. 

  513. <span class="sourceLineNo">505</span>    private double zoomInFactor = 0.5;<a name="line.505"></a>
    514. 

  514. <span class="sourceLineNo">506</span><a name="line.506"></a>
    515. 

  515. <span class="sourceLineNo">507</span>    /** The factor used to zoom out on an axis range. */<a name="line.507"></a>
    516. 

  516. <span class="sourceLineNo">508</span>    private double zoomOutFactor = 2.0;<a name="line.508"></a>
    517. 

  517. <span class="sourceLineNo">509</span><a name="line.509"></a>
    518. 

  518. <span class="sourceLineNo">510</span>    /**<a name="line.510"></a>
    519. 

  519. <span class="sourceLineNo">511</span>     * A flag that controls whether zoom operations are centred on the<a name="line.511"></a>
    520. 

  520. <span class="sourceLineNo">512</span>     * current anchor point, or the centre point of the relevant axis.<a name="line.512"></a>
    521. 

  521. <span class="sourceLineNo">513</span>     *<a name="line.513"></a>
    522. 

  522. <span class="sourceLineNo">514</span>     * @since 1.0.7<a name="line.514"></a>
    523. 

  523. <span class="sourceLineNo">515</span>     */<a name="line.515"></a>
    524. 

  524. <span class="sourceLineNo">516</span>    private boolean zoomAroundAnchor;<a name="line.516"></a>
    525. 

  525. <span class="sourceLineNo">517</span><a name="line.517"></a>
    526. 

  526. <span class="sourceLineNo">518</span>    /**<a name="line.518"></a>
    527. 

  527. <span class="sourceLineNo">519</span>     * The paint used to draw the zoom rectangle outline.<a name="line.519"></a>
    528. 

  528. <span class="sourceLineNo">520</span>     *<a name="line.520"></a>
    529. 

  529. <span class="sourceLineNo">521</span>     * @since 1.0.13<a name="line.521"></a>
    530. 

  530. <span class="sourceLineNo">522</span>     */<a name="line.522"></a>
    531. 

  531. <span class="sourceLineNo">523</span>    private transient Paint zoomOutlinePaint;<a name="line.523"></a>
    532. 

  532. <span class="sourceLineNo">524</span><a name="line.524"></a>
    533. 

  533. <span class="sourceLineNo">525</span>    /**<a name="line.525"></a>
    534. 

  534. <span class="sourceLineNo">526</span>     * The zoom fill paint (should use transparency).<a name="line.526"></a>
    535. 

  535. <span class="sourceLineNo">527</span>     *<a name="line.527"></a>
    536. 

  536. <span class="sourceLineNo">528</span>     * @since 1.0.13<a name="line.528"></a>
    537. 

  537. <span class="sourceLineNo">529</span>     */<a name="line.529"></a>
    538. 

  538. <span class="sourceLineNo">530</span>    private transient Paint zoomFillPaint;<a name="line.530"></a>
    539. 

  539. <span class="sourceLineNo">531</span><a name="line.531"></a>
    540. 

  540. <span class="sourceLineNo">532</span>    /** The resourceBundle for the localization. */<a name="line.532"></a>
    541. 

  541. <span class="sourceLineNo">533</span>    protected static ResourceBundle localizationResources<a name="line.533"></a>
    542. 

  542. <span class="sourceLineNo">534</span>            = ResourceBundleWrapper.getBundle(<a name="line.534"></a>
    543. 

  543. <span class="sourceLineNo">535</span>                    "org.jfree.chart.LocalizationBundle");<a name="line.535"></a>
    544. 

  544. <span class="sourceLineNo">536</span><a name="line.536"></a>
    545. 

  545. <span class="sourceLineNo">537</span>    /** <a name="line.537"></a>
    546. 

  546. <span class="sourceLineNo">538</span>     * Temporary storage for the width and height of the chart <a name="line.538"></a>
    547. 

  547. <span class="sourceLineNo">539</span>     * drawing area during panning.<a name="line.539"></a>
    548. 

  548. <span class="sourceLineNo">540</span>     */<a name="line.540"></a>
    549. 

  549. <span class="sourceLineNo">541</span>    private double panW, panH;<a name="line.541"></a>
    550. 

  550. <span class="sourceLineNo">542</span><a name="line.542"></a>
    551. 

  551. <span class="sourceLineNo">543</span>    /** The last mouse position during panning. */<a name="line.543"></a>
    552. 

  552. <span class="sourceLineNo">544</span>    private Point panLast;<a name="line.544"></a>
    553. 

  553. <span class="sourceLineNo">545</span><a name="line.545"></a>
    554. 

  554. <span class="sourceLineNo">546</span>    /**<a name="line.546"></a>
    555. 

  555. <span class="sourceLineNo">547</span>     * The mask for mouse events to trigger panning.<a name="line.547"></a>
    556. 

  556. <span class="sourceLineNo">548</span>     *<a name="line.548"></a>
    557. 

  557. <span class="sourceLineNo">549</span>     * @since 1.0.13<a name="line.549"></a>
    558. 

  558. <span class="sourceLineNo">550</span>     */<a name="line.550"></a>
    559. 

  559. <span class="sourceLineNo">551</span>    private int panMask = InputEvent.CTRL_MASK;<a name="line.551"></a>
    560. 

  560. <span class="sourceLineNo">552</span><a name="line.552"></a>
    561. 

  561. <span class="sourceLineNo">553</span>    /**<a name="line.553"></a>
    562. 

  562. <span class="sourceLineNo">554</span>     * A list of overlays for the panel.<a name="line.554"></a>
    563. 

  563. <span class="sourceLineNo">555</span>     *<a name="line.555"></a>
    564. 

  564. <span class="sourceLineNo">556</span>     * @since 1.0.13<a name="line.556"></a>
    565. 

  565. <span class="sourceLineNo">557</span>     */<a name="line.557"></a>
    566. 

  566. <span class="sourceLineNo">558</span>    private List overlays;<a name="line.558"></a>
    567. 

  567. <span class="sourceLineNo">559</span>    <a name="line.559"></a>
    568. 

  568. <span class="sourceLineNo">560</span>    /**<a name="line.560"></a>
    569. 

  569. <span class="sourceLineNo">561</span>     * Constructs a panel that displays the specified chart.<a name="line.561"></a>
    570. 

  570. <span class="sourceLineNo">562</span>     *<a name="line.562"></a>
    571. 

  571. <span class="sourceLineNo">563</span>     * @param chart  the chart.<a name="line.563"></a>
    572. 

  572. <span class="sourceLineNo">564</span>     */<a name="line.564"></a>
    573. 

  573. <span class="sourceLineNo">565</span>    public ChartPanel(JFreeChart chart) {<a name="line.565"></a>
    574. 

  574. <span class="sourceLineNo">566</span><a name="line.566"></a>
    575. 

  575. <span class="sourceLineNo">567</span>        this(<a name="line.567"></a>
    576. 

  576. <span class="sourceLineNo">568</span>            chart,<a name="line.568"></a>
    577. 

  577. <span class="sourceLineNo">569</span>            DEFAULT_WIDTH,<a name="line.569"></a>
    578. 

  578. <span class="sourceLineNo">570</span>            DEFAULT_HEIGHT,<a name="line.570"></a>
    579. 

  579. <span class="sourceLineNo">571</span>            DEFAULT_MINIMUM_DRAW_WIDTH,<a name="line.571"></a>
    580. 

  580. <span class="sourceLineNo">572</span>            DEFAULT_MINIMUM_DRAW_HEIGHT,<a name="line.572"></a>
    581. 

  581. <span class="sourceLineNo">573</span>            DEFAULT_MAXIMUM_DRAW_WIDTH,<a name="line.573"></a>
    582. 

  582. <span class="sourceLineNo">574</span>            DEFAULT_MAXIMUM_DRAW_HEIGHT,<a name="line.574"></a>
    583. 

  583. <span class="sourceLineNo">575</span>            DEFAULT_BUFFER_USED,<a name="line.575"></a>
    584. 

  584. <span class="sourceLineNo">576</span>            true,  // properties<a name="line.576"></a>
    585. 

  585. <span class="sourceLineNo">577</span>            true,  // save<a name="line.577"></a>
    586. 

  586. <span class="sourceLineNo">578</span>            true,  // print<a name="line.578"></a>
    587. 

  587. <span class="sourceLineNo">579</span>            true,  // zoom<a name="line.579"></a>
    588. 

  588. <span class="sourceLineNo">580</span>            true   // tooltips<a name="line.580"></a>
    589. 

  589. <span class="sourceLineNo">581</span>        );<a name="line.581"></a>
    590. 

  590. <span class="sourceLineNo">582</span><a name="line.582"></a>
    591. 

  591. <span class="sourceLineNo">583</span>    }<a name="line.583"></a>
    592. 

  592. <span class="sourceLineNo">584</span><a name="line.584"></a>
    593. 

  593. <span class="sourceLineNo">585</span>    /**<a name="line.585"></a>
    594. 

  594. <span class="sourceLineNo">586</span>     * Constructs a panel containing a chart.  The &lt;code&gt;useBuffer&lt;/code&gt; flag<a name="line.586"></a>
    595. 

  595. <span class="sourceLineNo">587</span>     * controls whether or not an offscreen &lt;code&gt;BufferedImage&lt;/code&gt; is<a name="line.587"></a>
    596. 

  596. <span class="sourceLineNo">588</span>     * maintained for the chart.  If the buffer is used, more memory is<a name="line.588"></a>
    597. 

  597. <span class="sourceLineNo">589</span>     * consumed, but panel repaints will be a lot quicker in cases where the<a name="line.589"></a>
    598. 

  598. <span class="sourceLineNo">590</span>     * chart itself hasn't changed (for example, when another frame is moved<a name="line.590"></a>
    599. 

  599. <span class="sourceLineNo">591</span>     * to reveal the panel).  WARNING: If you set the &lt;code&gt;useBuffer&lt;/code&gt;<a name="line.591"></a>
    600. 

  600. <span class="sourceLineNo">592</span>     * flag to false, note that the mouse zooming rectangle will (in that case)<a name="line.592"></a>
    601. 

  601. <span class="sourceLineNo">593</span>     * be drawn using XOR, and there is a SEVERE performance problem with that<a name="line.593"></a>
    602. 

  602. <span class="sourceLineNo">594</span>     * on JRE6 on Windows.<a name="line.594"></a>
    603. 

  603. <span class="sourceLineNo">595</span>     *<a name="line.595"></a>
    604. 

  604. <span class="sourceLineNo">596</span>     * @param chart  the chart.<a name="line.596"></a>
    605. 

  605. <span class="sourceLineNo">597</span>     * @param useBuffer  a flag controlling whether or not an off-screen buffer<a name="line.597"></a>
    606. 

  606. <span class="sourceLineNo">598</span>     *                   is used (read the warning above before setting this<a name="line.598"></a>
    607. 

  607. <span class="sourceLineNo">599</span>     *                   to &lt;code&gt;false&lt;/code&gt;).<a name="line.599"></a>
    608. 

  608. <span class="sourceLineNo">600</span>     */<a name="line.600"></a>
    609. 

  609. <span class="sourceLineNo">601</span>    public ChartPanel(JFreeChart chart, boolean useBuffer) {<a name="line.601"></a>
    610. 

  610. <span class="sourceLineNo">602</span><a name="line.602"></a>
    611. 

  611. <span class="sourceLineNo">603</span>        this(chart, DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_MINIMUM_DRAW_WIDTH,<a name="line.603"></a>
    612. 

  612. <span class="sourceLineNo">604</span>                DEFAULT_MINIMUM_DRAW_HEIGHT, DEFAULT_MAXIMUM_DRAW_WIDTH,<a name="line.604"></a>
    613. 

  613. <span class="sourceLineNo">605</span>                DEFAULT_MAXIMUM_DRAW_HEIGHT, useBuffer,<a name="line.605"></a>
    614. 

  614. <span class="sourceLineNo">606</span>                true,  // properties<a name="line.606"></a>
    615. 

  615. <span class="sourceLineNo">607</span>                true,  // save<a name="line.607"></a>
    616. 

  616. <span class="sourceLineNo">608</span>                true,  // print<a name="line.608"></a>
    617. 

  617. <span class="sourceLineNo">609</span>                true,  // zoom<a name="line.609"></a>
    618. 

  618. <span class="sourceLineNo">610</span>                true   // tooltips<a name="line.610"></a>
    619. 

  619. <span class="sourceLineNo">611</span>                );<a name="line.611"></a>
    620. 

  620. <span class="sourceLineNo">612</span><a name="line.612"></a>
    621. 

  621. <span class="sourceLineNo">613</span>    }<a name="line.613"></a>
    622. 

  622. <span class="sourceLineNo">614</span><a name="line.614"></a>
    623. 

  623. <span class="sourceLineNo">615</span>    /**<a name="line.615"></a>
    624. 

  624. <span class="sourceLineNo">616</span>     * Constructs a JFreeChart panel.<a name="line.616"></a>
    625. 

  625. <span class="sourceLineNo">617</span>     *<a name="line.617"></a>
    626. 

  626. <span class="sourceLineNo">618</span>     * @param chart  the chart.<a name="line.618"></a>
    627. 

  627. <span class="sourceLineNo">619</span>     * @param properties  a flag indicating whether or not the chart property<a name="line.619"></a>
    628. 

  628. <span class="sourceLineNo">620</span>     *                    editor should be available via the popup menu.<a name="line.620"></a>
    629. 

  629. <span class="sourceLineNo">621</span>     * @param save  a flag indicating whether or not save options should be<a name="line.621"></a>
    630. 

  630. <span class="sourceLineNo">622</span>     *              available via the popup menu.<a name="line.622"></a>
    631. 

  631. <span class="sourceLineNo">623</span>     * @param print  a flag indicating whether or not the print option<a name="line.623"></a>
    632. 

  632. <span class="sourceLineNo">624</span>     *               should be available via the popup menu.<a name="line.624"></a>
    633. 

  633. <span class="sourceLineNo">625</span>     * @param zoom  a flag indicating whether or not zoom options should<a name="line.625"></a>
    634. 

  634. <span class="sourceLineNo">626</span>     *              be added to the popup menu.<a name="line.626"></a>
    635. 

  635. <span class="sourceLineNo">627</span>     * @param tooltips  a flag indicating whether or not tooltips should be<a name="line.627"></a>
    636. 

  636. <span class="sourceLineNo">628</span>     *                  enabled for the chart.<a name="line.628"></a>
    637. 

  637. <span class="sourceLineNo">629</span>     */<a name="line.629"></a>
    638. 

  638. <span class="sourceLineNo">630</span>    public ChartPanel(JFreeChart chart,<a name="line.630"></a>
    639. 

  639. <span class="sourceLineNo">631</span>                      boolean properties,<a name="line.631"></a>
    640. 

  640. <span class="sourceLineNo">632</span>                      boolean save,<a name="line.632"></a>
    641. 

  641. <span class="sourceLineNo">633</span>                      boolean print,<a name="line.633"></a>
    642. 

  642. <span class="sourceLineNo">634</span>                      boolean zoom,<a name="line.634"></a>
    643. 

  643. <span class="sourceLineNo">635</span>                      boolean tooltips) {<a name="line.635"></a>
    644. 

  644. <span class="sourceLineNo">636</span><a name="line.636"></a>
    645. 

  645. <span class="sourceLineNo">637</span>        this(chart,<a name="line.637"></a>
    646. 

  646. <span class="sourceLineNo">638</span>             DEFAULT_WIDTH,<a name="line.638"></a>
    647. 

  647. <span class="sourceLineNo">639</span>             DEFAULT_HEIGHT,<a name="line.639"></a>
    648. 

  648. <span class="sourceLineNo">640</span>             DEFAULT_MINIMUM_DRAW_WIDTH,<a name="line.640"></a>
    649. 

  649. <span class="sourceLineNo">641</span>             DEFAULT_MINIMUM_DRAW_HEIGHT,<a name="line.641"></a>
    650. 

  650. <span class="sourceLineNo">642</span>             DEFAULT_MAXIMUM_DRAW_WIDTH,<a name="line.642"></a>
    651. 

  651. <span class="sourceLineNo">643</span>             DEFAULT_MAXIMUM_DRAW_HEIGHT,<a name="line.643"></a>
    652. 

  652. <span class="sourceLineNo">644</span>             DEFAULT_BUFFER_USED,<a name="line.644"></a>
    653. 

  653. <span class="sourceLineNo">645</span>             properties,<a name="line.645"></a>
    654. 

  654. <span class="sourceLineNo">646</span>             save,<a name="line.646"></a>
    655. 

  655. <span class="sourceLineNo">647</span>             print,<a name="line.647"></a>
    656. 

  656. <span class="sourceLineNo">648</span>             zoom,<a name="line.648"></a>
    657. 

  657. <span class="sourceLineNo">649</span>             tooltips<a name="line.649"></a>
    658. 

  658. <span class="sourceLineNo">650</span>             );<a name="line.650"></a>
    659. 

  659. <span class="sourceLineNo">651</span><a name="line.651"></a>
    660. 

  660. <span class="sourceLineNo">652</span>    }<a name="line.652"></a>
    661. 

  661. <span class="sourceLineNo">653</span><a name="line.653"></a>
    662. 

  662. <span class="sourceLineNo">654</span>    /**<a name="line.654"></a>
    663. 

  663. <span class="sourceLineNo">655</span>     * Constructs a JFreeChart panel.<a name="line.655"></a>
    664. 

  664. <span class="sourceLineNo">656</span>     *<a name="line.656"></a>
    665. 

  665. <span class="sourceLineNo">657</span>     * @param chart  the chart.<a name="line.657"></a>
    666. 

  666. <span class="sourceLineNo">658</span>     * @param width  the preferred width of the panel.<a name="line.658"></a>
    667. 

  667. <span class="sourceLineNo">659</span>     * @param height  the preferred height of the panel.<a name="line.659"></a>
    668. 

  668. <span class="sourceLineNo">660</span>     * @param minimumDrawWidth  the minimum drawing width.<a name="line.660"></a>
    669. 

  669. <span class="sourceLineNo">661</span>     * @param minimumDrawHeight  the minimum drawing height.<a name="line.661"></a>
    670. 

  670. <span class="sourceLineNo">662</span>     * @param maximumDrawWidth  the maximum drawing width.<a name="line.662"></a>
    671. 

  671. <span class="sourceLineNo">663</span>     * @param maximumDrawHeight  the maximum drawing height.<a name="line.663"></a>
    672. 

  672. <span class="sourceLineNo">664</span>     * @param useBuffer  a flag that indicates whether to use the off-screen<a name="line.664"></a>
    673. 

  673. <span class="sourceLineNo">665</span>     *                   buffer to improve performance (at the expense of<a name="line.665"></a>
    674. 

  674. <span class="sourceLineNo">666</span>     *                   memory).<a name="line.666"></a>
    675. 

  675. <span class="sourceLineNo">667</span>     * @param properties  a flag indicating whether or not the chart property<a name="line.667"></a>
    676. 

  676. <span class="sourceLineNo">668</span>     *                    editor should be available via the popup menu.<a name="line.668"></a>
    677. 

  677. <span class="sourceLineNo">669</span>     * @param save  a flag indicating whether or not save options should be<a name="line.669"></a>
    678. 

  678. <span class="sourceLineNo">670</span>     *              available via the popup menu.<a name="line.670"></a>
    679. 

  679. <span class="sourceLineNo">671</span>     * @param print  a flag indicating whether or not the print option<a name="line.671"></a>
    680. 

  680. <span class="sourceLineNo">672</span>     *               should be available via the popup menu.<a name="line.672"></a>
    681. 

  681. <span class="sourceLineNo">673</span>     * @param zoom  a flag indicating whether or not zoom options should be<a name="line.673"></a>
    682. 

  682. <span class="sourceLineNo">674</span>     *              added to the popup menu.<a name="line.674"></a>
    683. 

  683. <span class="sourceLineNo">675</span>     * @param tooltips  a flag indicating whether or not tooltips should be<a name="line.675"></a>
    684. 

  684. <span class="sourceLineNo">676</span>     *                  enabled for the chart.<a name="line.676"></a>
    685. 

  685. <span class="sourceLineNo">677</span>     */<a name="line.677"></a>
    686. 

  686. <span class="sourceLineNo">678</span>    public ChartPanel(JFreeChart chart, int width, int height,<a name="line.678"></a>
    687. 

  687. <span class="sourceLineNo">679</span>            int minimumDrawWidth, int minimumDrawHeight, int maximumDrawWidth,<a name="line.679"></a>
    688. 

  688. <span class="sourceLineNo">680</span>            int maximumDrawHeight, boolean useBuffer, boolean properties,<a name="line.680"></a>
    689. 

  689. <span class="sourceLineNo">681</span>            boolean save, boolean print, boolean zoom, boolean tooltips) {<a name="line.681"></a>
    690. 

  690. <span class="sourceLineNo">682</span><a name="line.682"></a>
    691. 

  691. <span class="sourceLineNo">683</span>        this(chart, width, height, minimumDrawWidth, minimumDrawHeight,<a name="line.683"></a>
    692. 

  692. <span class="sourceLineNo">684</span>                maximumDrawWidth, maximumDrawHeight, useBuffer, properties,<a name="line.684"></a>
    693. 

  693. <span class="sourceLineNo">685</span>                true, save, print, zoom, tooltips);<a name="line.685"></a>
    694. 

  694. <span class="sourceLineNo">686</span>    }<a name="line.686"></a>
    695. 

  695. <span class="sourceLineNo">687</span><a name="line.687"></a>
    696. 

  696. <span class="sourceLineNo">688</span>    /**<a name="line.688"></a>
    697. 

  697. <span class="sourceLineNo">689</span>     * Constructs a JFreeChart panel.<a name="line.689"></a>
    698. 

  698. <span class="sourceLineNo">690</span>     *<a name="line.690"></a>
    699. 

  699. <span class="sourceLineNo">691</span>     * @param chart  the chart.<a name="line.691"></a>
    700. 

  700. <span class="sourceLineNo">692</span>     * @param width  the preferred width of the panel.<a name="line.692"></a>
    701. 

  701. <span class="sourceLineNo">693</span>     * @param height  the preferred height of the panel.<a name="line.693"></a>
    702. 

  702. <span class="sourceLineNo">694</span>     * @param minimumDrawWidth  the minimum drawing width.<a name="line.694"></a>
    703. 

  703. <span class="sourceLineNo">695</span>     * @param minimumDrawHeight  the minimum drawing height.<a name="line.695"></a>
    704. 

  704. <span class="sourceLineNo">696</span>     * @param maximumDrawWidth  the maximum drawing width.<a name="line.696"></a>
    705. 

  705. <span class="sourceLineNo">697</span>     * @param maximumDrawHeight  the maximum drawing height.<a name="line.697"></a>
    706. 

  706. <span class="sourceLineNo">698</span>     * @param useBuffer  a flag that indicates whether to use the off-screen<a name="line.698"></a>
    707. 

  707. <span class="sourceLineNo">699</span>     *                   buffer to improve performance (at the expense of<a name="line.699"></a>
    708. 

  708. <span class="sourceLineNo">700</span>     *                   memory).<a name="line.700"></a>
    709. 

  709. <span class="sourceLineNo">701</span>     * @param properties  a flag indicating whether or not the chart property<a name="line.701"></a>
    710. 

  710. <span class="sourceLineNo">702</span>     *                    editor should be available via the popup menu.<a name="line.702"></a>
    711. 

  711. <span class="sourceLineNo">703</span>     * @param copy  a flag indicating whether or not a copy option should be<a name="line.703"></a>
    712. 

  712. <span class="sourceLineNo">704</span>     *              available via the popup menu.<a name="line.704"></a>
    713. 

  713. <span class="sourceLineNo">705</span>     * @param save  a flag indicating whether or not save options should be<a name="line.705"></a>
    714. 

  714. <span class="sourceLineNo">706</span>     *              available via the popup menu.<a name="line.706"></a>
    715. 

  715. <span class="sourceLineNo">707</span>     * @param print  a flag indicating whether or not the print option<a name="line.707"></a>
    716. 

  716. <span class="sourceLineNo">708</span>     *               should be available via the popup menu.<a name="line.708"></a>
    717. 

  717. <span class="sourceLineNo">709</span>     * @param zoom  a flag indicating whether or not zoom options should be<a name="line.709"></a>
    718. 

  718. <span class="sourceLineNo">710</span>     *              added to the popup menu.<a name="line.710"></a>
    719. 

  719. <span class="sourceLineNo">711</span>     * @param tooltips  a flag indicating whether or not tooltips should be<a name="line.711"></a>
    720. 

  720. <span class="sourceLineNo">712</span>     *                  enabled for the chart.<a name="line.712"></a>
    721. 

  721. <span class="sourceLineNo">713</span>     *<a name="line.713"></a>
    722. 

  722. <span class="sourceLineNo">714</span>     * @since 1.0.13<a name="line.714"></a>
    723. 

  723. <span class="sourceLineNo">715</span>     */<a name="line.715"></a>
    724. 

  724. <span class="sourceLineNo">716</span>    public ChartPanel(JFreeChart chart, int width, int height,<a name="line.716"></a>
    725. 

  725. <span class="sourceLineNo">717</span>           int minimumDrawWidth, int minimumDrawHeight, int maximumDrawWidth,<a name="line.717"></a>
    726. 

  726. <span class="sourceLineNo">718</span>           int maximumDrawHeight, boolean useBuffer, boolean properties,<a name="line.718"></a>
    727. 

  727. <span class="sourceLineNo">719</span>           boolean copy, boolean save, boolean print, boolean zoom,<a name="line.719"></a>
    728. 

  728. <span class="sourceLineNo">720</span>           boolean tooltips) {<a name="line.720"></a>
    729. 

  729. <span class="sourceLineNo">721</span><a name="line.721"></a>
    730. 

  730. <span class="sourceLineNo">722</span>        setChart(chart);<a name="line.722"></a>
    731. 

  731. <span class="sourceLineNo">723</span>        this.chartMouseListeners = new EventListenerList();<a name="line.723"></a>
    732. 

  732. <span class="sourceLineNo">724</span>        this.info = new ChartRenderingInfo();<a name="line.724"></a>
    733. 

  733. <span class="sourceLineNo">725</span>        setPreferredSize(new Dimension(width, height));<a name="line.725"></a>
    734. 

  734. <span class="sourceLineNo">726</span>        this.useBuffer = useBuffer;<a name="line.726"></a>
    735. 

  735. <span class="sourceLineNo">727</span>        this.refreshBuffer = false;<a name="line.727"></a>
    736. 

  736. <span class="sourceLineNo">728</span>        this.minimumDrawWidth = minimumDrawWidth;<a name="line.728"></a>
    737. 

  737. <span class="sourceLineNo">729</span>        this.minimumDrawHeight = minimumDrawHeight;<a name="line.729"></a>
    738. 

  738. <span class="sourceLineNo">730</span>        this.maximumDrawWidth = maximumDrawWidth;<a name="line.730"></a>
    739. 

  739. <span class="sourceLineNo">731</span>        this.maximumDrawHeight = maximumDrawHeight;<a name="line.731"></a>
    740. 

  740. <span class="sourceLineNo">732</span>        this.zoomTriggerDistance = DEFAULT_ZOOM_TRIGGER_DISTANCE;<a name="line.732"></a>
    741. 

  741. <span class="sourceLineNo">733</span><a name="line.733"></a>
    742. 

  742. <span class="sourceLineNo">734</span>        // set up popup menu...<a name="line.734"></a>
    743. 

  743. <span class="sourceLineNo">735</span>        this.popup = null;<a name="line.735"></a>
    744. 

  744. <span class="sourceLineNo">736</span>        if (properties || copy || save || print || zoom) {<a name="line.736"></a>
    745. 

  745. <span class="sourceLineNo">737</span>            this.popup = createPopupMenu(properties, copy, save, print, zoom);<a name="line.737"></a>
    746. 

  746. <span class="sourceLineNo">738</span>        }<a name="line.738"></a>
    747. 

  747. <span class="sourceLineNo">739</span><a name="line.739"></a>
    748. 

  748. <span class="sourceLineNo">740</span>        enableEvents(AWTEvent.MOUSE_EVENT_MASK);<a name="line.740"></a>
    749. 

  749. <span class="sourceLineNo">741</span>        enableEvents(AWTEvent.MOUSE_MOTION_EVENT_MASK);<a name="line.741"></a>
    750. 

  750. <span class="sourceLineNo">742</span>        setDisplayToolTips(tooltips);<a name="line.742"></a>
    751. 

  751. <span class="sourceLineNo">743</span>        addMouseListener(this);<a name="line.743"></a>
    752. 

  752. <span class="sourceLineNo">744</span>        addMouseMotionListener(this);<a name="line.744"></a>
    753. 

  753. <span class="sourceLineNo">745</span><a name="line.745"></a>
    754. 

  754. <span class="sourceLineNo">746</span>        this.defaultDirectoryForSaveAs = null;<a name="line.746"></a>
    755. 

  755. <span class="sourceLineNo">747</span>        this.enforceFileExtensions = true;<a name="line.747"></a>
    756. 

  756. <span class="sourceLineNo">748</span><a name="line.748"></a>
    757. 

  757. <span class="sourceLineNo">749</span>        // initialize ChartPanel-specific tool tip delays with<a name="line.749"></a>
    758. 

  758. <span class="sourceLineNo">750</span>        // values the from ToolTipManager.sharedInstance()<a name="line.750"></a>
    759. 

  759. <span class="sourceLineNo">751</span>        ToolTipManager ttm = ToolTipManager.sharedInstance();<a name="line.751"></a>
    760. 

  760. <span class="sourceLineNo">752</span>        this.ownToolTipInitialDelay = ttm.getInitialDelay();<a name="line.752"></a>
    761. 

  761. <span class="sourceLineNo">753</span>        this.ownToolTipDismissDelay = ttm.getDismissDelay();<a name="line.753"></a>
    762. 

  762. <span class="sourceLineNo">754</span>        this.ownToolTipReshowDelay = ttm.getReshowDelay();<a name="line.754"></a>
    763. 

  763. <span class="sourceLineNo">755</span><a name="line.755"></a>
    764. 

  764. <span class="sourceLineNo">756</span>        this.zoomAroundAnchor = false;<a name="line.756"></a>
    765. 

  765. <span class="sourceLineNo">757</span>        this.zoomOutlinePaint = Color.blue;<a name="line.757"></a>
    766. 

  766. <span class="sourceLineNo">758</span>        this.zoomFillPaint = new Color(0, 0, 255, 63);<a name="line.758"></a>
    767. 

  767. <span class="sourceLineNo">759</span><a name="line.759"></a>
    768. 

  768. <span class="sourceLineNo">760</span>        this.panMask = InputEvent.CTRL_MASK;<a name="line.760"></a>
    769. 

  769. <span class="sourceLineNo">761</span>        // for MacOSX we can't use the CTRL key for mouse drags, see:<a name="line.761"></a>
    770. 

  770. <span class="sourceLineNo">762</span>        // http://developer.apple.com/qa/qa2004/qa1362.html<a name="line.762"></a>
    771. 

  771. <span class="sourceLineNo">763</span>        String osName = System.getProperty("os.name").toLowerCase();<a name="line.763"></a>
    772. 

  772. <span class="sourceLineNo">764</span>        if (osName.startsWith("mac os x")) {<a name="line.764"></a>
    773. 

  773. <span class="sourceLineNo">765</span>            this.panMask = InputEvent.ALT_MASK;<a name="line.765"></a>
    774. 

  774. <span class="sourceLineNo">766</span>        }<a name="line.766"></a>
    775. 

  775. <span class="sourceLineNo">767</span><a name="line.767"></a>
    776. 

  776. <span class="sourceLineNo">768</span>        this.overlays = new java.util.ArrayList();<a name="line.768"></a>
    777. 

  777. <span class="sourceLineNo">769</span>    }<a name="line.769"></a>
    778. 

  778. <span class="sourceLineNo">770</span><a name="line.770"></a>
    779. 

  779. <span class="sourceLineNo">771</span>    /**<a name="line.771"></a>
    780. 

  780. <span class="sourceLineNo">772</span>     * Returns the chart contained in the panel.<a name="line.772"></a>
    781. 

  781. <span class="sourceLineNo">773</span>     *<a name="line.773"></a>
    782. 

  782. <span class="sourceLineNo">774</span>     * @return The chart (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.774"></a>
    783. 

  783. <span class="sourceLineNo">775</span>     */<a name="line.775"></a>
    784. 

  784. <span class="sourceLineNo">776</span>    public JFreeChart getChart() {<a name="line.776"></a>
    785. 

  785. <span class="sourceLineNo">777</span>        return this.chart;<a name="line.777"></a>
    786. 

  786. <span class="sourceLineNo">778</span>    }<a name="line.778"></a>
    787. 

  787. <span class="sourceLineNo">779</span><a name="line.779"></a>
    788. 

  788. <span class="sourceLineNo">780</span>    /**<a name="line.780"></a>
    789. 

  789. <span class="sourceLineNo">781</span>     * Sets the chart that is displayed in the panel.<a name="line.781"></a>
    790. 

  790. <span class="sourceLineNo">782</span>     *<a name="line.782"></a>
    791. 

  791. <span class="sourceLineNo">783</span>     * @param chart  the chart (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.783"></a>
    792. 

  792. <span class="sourceLineNo">784</span>     */<a name="line.784"></a>
    793. 

  793. <span class="sourceLineNo">785</span>    public void setChart(JFreeChart chart) {<a name="line.785"></a>
    794. 

  794. <span class="sourceLineNo">786</span><a name="line.786"></a>
    795. 

  795. <span class="sourceLineNo">787</span>        // stop listening for changes to the existing chart<a name="line.787"></a>
    796. 

  796. <span class="sourceLineNo">788</span>        if (this.chart != null) {<a name="line.788"></a>
    797. 

  797. <span class="sourceLineNo">789</span>            this.chart.removeChangeListener(this);<a name="line.789"></a>
    798. 

  798. <span class="sourceLineNo">790</span>            this.chart.removeProgressListener(this);<a name="line.790"></a>
    799. 

  799. <span class="sourceLineNo">791</span>        }<a name="line.791"></a>
    800. 

  800. <span class="sourceLineNo">792</span><a name="line.792"></a>
    801. 

  801. <span class="sourceLineNo">793</span>        // add the new chart<a name="line.793"></a>
    802. 

  802. <span class="sourceLineNo">794</span>        this.chart = chart;<a name="line.794"></a>
    803. 

  803. <span class="sourceLineNo">795</span>        if (chart != null) {<a name="line.795"></a>
    804. 

  804. <span class="sourceLineNo">796</span>            this.chart.addChangeListener(this);<a name="line.796"></a>
    805. 

  805. <span class="sourceLineNo">797</span>            this.chart.addProgressListener(this);<a name="line.797"></a>
    806. 

  806. <span class="sourceLineNo">798</span>            Plot plot = chart.getPlot();<a name="line.798"></a>
    807. 

  807. <span class="sourceLineNo">799</span>            this.domainZoomable = false;<a name="line.799"></a>
    808. 

  808. <span class="sourceLineNo">800</span>            this.rangeZoomable = false;<a name="line.800"></a>
    809. 

  809. <span class="sourceLineNo">801</span>            if (plot instanceof Zoomable) {<a name="line.801"></a>
    810. 

  810. <span class="sourceLineNo">802</span>                Zoomable z = (Zoomable) plot;<a name="line.802"></a>
    811. 

  811. <span class="sourceLineNo">803</span>                this.domainZoomable = z.isDomainZoomable();<a name="line.803"></a>
    812. 

  812. <span class="sourceLineNo">804</span>                this.rangeZoomable = z.isRangeZoomable();<a name="line.804"></a>
    813. 

  813. <span class="sourceLineNo">805</span>                this.orientation = z.getOrientation();<a name="line.805"></a>
    814. 

  814. <span class="sourceLineNo">806</span>            }<a name="line.806"></a>
    815. 

  815. <span class="sourceLineNo">807</span>        }<a name="line.807"></a>
    816. 

  816. <span class="sourceLineNo">808</span>        else {<a name="line.808"></a>
    817. 

  817. <span class="sourceLineNo">809</span>            this.domainZoomable = false;<a name="line.809"></a>
    818. 

  818. <span class="sourceLineNo">810</span>            this.rangeZoomable = false;<a name="line.810"></a>
    819. 

  819. <span class="sourceLineNo">811</span>        }<a name="line.811"></a>
    820. 

  820. <span class="sourceLineNo">812</span>        if (this.useBuffer) {<a name="line.812"></a>
    821. 

  821. <span class="sourceLineNo">813</span>            this.refreshBuffer = true;<a name="line.813"></a>
    822. 

  822. <span class="sourceLineNo">814</span>        }<a name="line.814"></a>
    823. 

  823. <span class="sourceLineNo">815</span>        repaint();<a name="line.815"></a>
    824. 

  824. <span class="sourceLineNo">816</span><a name="line.816"></a>
    825. 

  825. <span class="sourceLineNo">817</span>    }<a name="line.817"></a>
    826. 

  826. <span class="sourceLineNo">818</span><a name="line.818"></a>
    827. 

  827. <span class="sourceLineNo">819</span>    /**<a name="line.819"></a>
    828. 

  828. <span class="sourceLineNo">820</span>     * Returns the minimum drawing width for charts.<a name="line.820"></a>
    829. 

  829. <span class="sourceLineNo">821</span>     * &lt;P&gt;<a name="line.821"></a>
    830. 

  830. <span class="sourceLineNo">822</span>     * If the width available on the panel is less than this, then the chart is<a name="line.822"></a>
    831. 

  831. <span class="sourceLineNo">823</span>     * drawn at the minimum width then scaled down to fit.<a name="line.823"></a>
    832. 

  832. <span class="sourceLineNo">824</span>     *<a name="line.824"></a>
    833. 

  833. <span class="sourceLineNo">825</span>     * @return The minimum drawing width.<a name="line.825"></a>
    834. 

  834. <span class="sourceLineNo">826</span>     */<a name="line.826"></a>
    835. 

  835. <span class="sourceLineNo">827</span>    public int getMinimumDrawWidth() {<a name="line.827"></a>
    836. 

  836. <span class="sourceLineNo">828</span>        return this.minimumDrawWidth;<a name="line.828"></a>
    837. 

  837. <span class="sourceLineNo">829</span>    }<a name="line.829"></a>
    838. 

  838. <span class="sourceLineNo">830</span><a name="line.830"></a>
    839. 

  839. <span class="sourceLineNo">831</span>    /**<a name="line.831"></a>
    840. 

  840. <span class="sourceLineNo">832</span>     * Sets the minimum drawing width for the chart on this panel.<a name="line.832"></a>
    841. 

  841. <span class="sourceLineNo">833</span>     * &lt;P&gt;<a name="line.833"></a>
    842. 

  842. <span class="sourceLineNo">834</span>     * At the time the chart is drawn on the panel, if the available width is<a name="line.834"></a>
    843. 

  843. <span class="sourceLineNo">835</span>     * less than this amount, the chart will be drawn using the minimum width<a name="line.835"></a>
    844. 

  844. <span class="sourceLineNo">836</span>     * then scaled down to fit the available space.<a name="line.836"></a>
    845. 

  845. <span class="sourceLineNo">837</span>     *<a name="line.837"></a>
    846. 

  846. <span class="sourceLineNo">838</span>     * @param width  The width.<a name="line.838"></a>
    847. 

  847. <span class="sourceLineNo">839</span>     */<a name="line.839"></a>
    848. 

  848. <span class="sourceLineNo">840</span>    public void setMinimumDrawWidth(int width) {<a name="line.840"></a>
    849. 

  849. <span class="sourceLineNo">841</span>        this.minimumDrawWidth = width;<a name="line.841"></a>
    850. 

  850. <span class="sourceLineNo">842</span>    }<a name="line.842"></a>
    851. 

  851. <span class="sourceLineNo">843</span><a name="line.843"></a>
    852. 

  852. <span class="sourceLineNo">844</span>    /**<a name="line.844"></a>
    853. 

  853. <span class="sourceLineNo">845</span>     * Returns the maximum drawing width for charts.<a name="line.845"></a>
    854. 

  854. <span class="sourceLineNo">846</span>     * &lt;P&gt;<a name="line.846"></a>
    855. 

  855. <span class="sourceLineNo">847</span>     * If the width available on the panel is greater than this, then the chart<a name="line.847"></a>
    856. 

  856. <span class="sourceLineNo">848</span>     * is drawn at the maximum width then scaled up to fit.<a name="line.848"></a>
    857. 

  857. <span class="sourceLineNo">849</span>     *<a name="line.849"></a>
    858. 

  858. <span class="sourceLineNo">850</span>     * @return The maximum drawing width.<a name="line.850"></a>
    859. 

  859. <span class="sourceLineNo">851</span>     */<a name="line.851"></a>
    860. 

  860. <span class="sourceLineNo">852</span>    public int getMaximumDrawWidth() {<a name="line.852"></a>
    861. 

  861. <span class="sourceLineNo">853</span>        return this.maximumDrawWidth;<a name="line.853"></a>
    862. 

  862. <span class="sourceLineNo">854</span>    }<a name="line.854"></a>
    863. 

  863. <span class="sourceLineNo">855</span><a name="line.855"></a>
    864. 

  864. <span class="sourceLineNo">856</span>    /**<a name="line.856"></a>
    865. 

  865. <span class="sourceLineNo">857</span>     * Sets the maximum drawing width for the chart on this panel.<a name="line.857"></a>
    866. 

  866. <span class="sourceLineNo">858</span>     * &lt;P&gt;<a name="line.858"></a>
    867. 

  867. <span class="sourceLineNo">859</span>     * At the time the chart is drawn on the panel, if the available width is<a name="line.859"></a>
    868. 

  868. <span class="sourceLineNo">860</span>     * greater than this amount, the chart will be drawn using the maximum<a name="line.860"></a>
    869. 

  869. <span class="sourceLineNo">861</span>     * width then scaled up to fit the available space.<a name="line.861"></a>
    870. 

  870. <span class="sourceLineNo">862</span>     *<a name="line.862"></a>
    871. 

  871. <span class="sourceLineNo">863</span>     * @param width  The width.<a name="line.863"></a>
    872. 

  872. <span class="sourceLineNo">864</span>     */<a name="line.864"></a>
    873. 

  873. <span class="sourceLineNo">865</span>    public void setMaximumDrawWidth(int width) {<a name="line.865"></a>
    874. 

  874. <span class="sourceLineNo">866</span>        this.maximumDrawWidth = width;<a name="line.866"></a>
    875. 

  875. <span class="sourceLineNo">867</span>    }<a name="line.867"></a>
    876. 

  876. <span class="sourceLineNo">868</span><a name="line.868"></a>
    877. 

  877. <span class="sourceLineNo">869</span>    /**<a name="line.869"></a>
    878. 

  878. <span class="sourceLineNo">870</span>     * Returns the minimum drawing height for charts.<a name="line.870"></a>
    879. 

  879. <span class="sourceLineNo">871</span>     * &lt;P&gt;<a name="line.871"></a>
    880. 

  880. <span class="sourceLineNo">872</span>     * If the height available on the panel is less than this, then the chart<a name="line.872"></a>
    881. 

  881. <span class="sourceLineNo">873</span>     * is drawn at the minimum height then scaled down to fit.<a name="line.873"></a>
    882. 

  882. <span class="sourceLineNo">874</span>     *<a name="line.874"></a>
    883. 

  883. <span class="sourceLineNo">875</span>     * @return The minimum drawing height.<a name="line.875"></a>
    884. 

  884. <span class="sourceLineNo">876</span>     */<a name="line.876"></a>
    885. 

  885. <span class="sourceLineNo">877</span>    public int getMinimumDrawHeight() {<a name="line.877"></a>
    886. 

  886. <span class="sourceLineNo">878</span>        return this.minimumDrawHeight;<a name="line.878"></a>
    887. 

  887. <span class="sourceLineNo">879</span>    }<a name="line.879"></a>
    888. 

  888. <span class="sourceLineNo">880</span><a name="line.880"></a>
    889. 

  889. <span class="sourceLineNo">881</span>    /**<a name="line.881"></a>
    890. 

  890. <span class="sourceLineNo">882</span>     * Sets the minimum drawing height for the chart on this panel.<a name="line.882"></a>
    891. 

  891. <span class="sourceLineNo">883</span>     * &lt;P&gt;<a name="line.883"></a>
    892. 

  892. <span class="sourceLineNo">884</span>     * At the time the chart is drawn on the panel, if the available height is<a name="line.884"></a>
    893. 

  893. <span class="sourceLineNo">885</span>     * less than this amount, the chart will be drawn using the minimum height<a name="line.885"></a>
    894. 

  894. <span class="sourceLineNo">886</span>     * then scaled down to fit the available space.<a name="line.886"></a>
    895. 

  895. <span class="sourceLineNo">887</span>     *<a name="line.887"></a>
    896. 

  896. <span class="sourceLineNo">888</span>     * @param height  The height.<a name="line.888"></a>
    897. 

  897. <span class="sourceLineNo">889</span>     */<a name="line.889"></a>
    898. 

  898. <span class="sourceLineNo">890</span>    public void setMinimumDrawHeight(int height) {<a name="line.890"></a>
    899. 

  899. <span class="sourceLineNo">891</span>        this.minimumDrawHeight = height;<a name="line.891"></a>
    900. 

  900. <span class="sourceLineNo">892</span>    }<a name="line.892"></a>
    901. 

  901. <span class="sourceLineNo">893</span><a name="line.893"></a>
    902. 

  902. <span class="sourceLineNo">894</span>    /**<a name="line.894"></a>
    903. 

  903. <span class="sourceLineNo">895</span>     * Returns the maximum drawing height for charts.<a name="line.895"></a>
    904. 

  904. <span class="sourceLineNo">896</span>     * &lt;P&gt;<a name="line.896"></a>
    905. 

  905. <span class="sourceLineNo">897</span>     * If the height available on the panel is greater than this, then the<a name="line.897"></a>
    906. 

  906. <span class="sourceLineNo">898</span>     * chart is drawn at the maximum height then scaled up to fit.<a name="line.898"></a>
    907. 

  907. <span class="sourceLineNo">899</span>     *<a name="line.899"></a>
    908. 

  908. <span class="sourceLineNo">900</span>     * @return The maximum drawing height.<a name="line.900"></a>
    909. 

  909. <span class="sourceLineNo">901</span>     */<a name="line.901"></a>
    910. 

  910. <span class="sourceLineNo">902</span>    public int getMaximumDrawHeight() {<a name="line.902"></a>
    911. 

  911. <span class="sourceLineNo">903</span>        return this.maximumDrawHeight;<a name="line.903"></a>
    912. 

  912. <span class="sourceLineNo">904</span>    }<a name="line.904"></a>
    913. 

  913. <span class="sourceLineNo">905</span><a name="line.905"></a>
    914. 

  914. <span class="sourceLineNo">906</span>    /**<a name="line.906"></a>
    915. 

  915. <span class="sourceLineNo">907</span>     * Sets the maximum drawing height for the chart on this panel.<a name="line.907"></a>
    916. 

  916. <span class="sourceLineNo">908</span>     * &lt;P&gt;<a name="line.908"></a>
    917. 

  917. <span class="sourceLineNo">909</span>     * At the time the chart is drawn on the panel, if the available height is<a name="line.909"></a>
    918. 

  918. <span class="sourceLineNo">910</span>     * greater than this amount, the chart will be drawn using the maximum<a name="line.910"></a>
    919. 

  919. <span class="sourceLineNo">911</span>     * height then scaled up to fit the available space.<a name="line.911"></a>
    920. 

  920. <span class="sourceLineNo">912</span>     *<a name="line.912"></a>
    921. 

  921. <span class="sourceLineNo">913</span>     * @param height  The height.<a name="line.913"></a>
    922. 

  922. <span class="sourceLineNo">914</span>     */<a name="line.914"></a>
    923. 

  923. <span class="sourceLineNo">915</span>    public void setMaximumDrawHeight(int height) {<a name="line.915"></a>
    924. 

  924. <span class="sourceLineNo">916</span>        this.maximumDrawHeight = height;<a name="line.916"></a>
    925. 

  925. <span class="sourceLineNo">917</span>    }<a name="line.917"></a>
    926. 

  926. <span class="sourceLineNo">918</span><a name="line.918"></a>
    927. 

  927. <span class="sourceLineNo">919</span>    /**<a name="line.919"></a>
    928. 

  928. <span class="sourceLineNo">920</span>     * Returns the X scale factor for the chart.  This will be 1.0 if no<a name="line.920"></a>
    929. 

  929. <span class="sourceLineNo">921</span>     * scaling has been used.<a name="line.921"></a>
    930. 

  930. <span class="sourceLineNo">922</span>     *<a name="line.922"></a>
    931. 

  931. <span class="sourceLineNo">923</span>     * @return The scale factor.<a name="line.923"></a>
    932. 

  932. <span class="sourceLineNo">924</span>     */<a name="line.924"></a>
    933. 

  933. <span class="sourceLineNo">925</span>    public double getScaleX() {<a name="line.925"></a>
    934. 

  934. <span class="sourceLineNo">926</span>        return this.scaleX;<a name="line.926"></a>
    935. 

  935. <span class="sourceLineNo">927</span>    }<a name="line.927"></a>
    936. 

  936. <span class="sourceLineNo">928</span><a name="line.928"></a>
    937. 

  937. <span class="sourceLineNo">929</span>    /**<a name="line.929"></a>
    938. 

  938. <span class="sourceLineNo">930</span>     * Returns the Y scale factory for the chart.  This will be 1.0 if no<a name="line.930"></a>
    939. 

  939. <span class="sourceLineNo">931</span>     * scaling has been used.<a name="line.931"></a>
    940. 

  940. <span class="sourceLineNo">932</span>     *<a name="line.932"></a>
    941. 

  941. <span class="sourceLineNo">933</span>     * @return The scale factor.<a name="line.933"></a>
    942. 

  942. <span class="sourceLineNo">934</span>     */<a name="line.934"></a>
    943. 

  943. <span class="sourceLineNo">935</span>    public double getScaleY() {<a name="line.935"></a>
    944. 

  944. <span class="sourceLineNo">936</span>        return this.scaleY;<a name="line.936"></a>
    945. 

  945. <span class="sourceLineNo">937</span>    }<a name="line.937"></a>
    946. 

  946. <span class="sourceLineNo">938</span><a name="line.938"></a>
    947. 

  947. <span class="sourceLineNo">939</span>    /**<a name="line.939"></a>
    948. 

  948. <span class="sourceLineNo">940</span>     * Returns the anchor point.<a name="line.940"></a>
    949. 

  949. <span class="sourceLineNo">941</span>     *<a name="line.941"></a>
    950. 

  950. <span class="sourceLineNo">942</span>     * @return The anchor point (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.942"></a>
    951. 

  951. <span class="sourceLineNo">943</span>     */<a name="line.943"></a>
    952. 

  952. <span class="sourceLineNo">944</span>    public Point2D getAnchor() {<a name="line.944"></a>
    953. 

  953. <span class="sourceLineNo">945</span>        return this.anchor;<a name="line.945"></a>
    954. 

  954. <span class="sourceLineNo">946</span>    }<a name="line.946"></a>
    955. 

  955. <span class="sourceLineNo">947</span><a name="line.947"></a>
    956. 

  956. <span class="sourceLineNo">948</span>    /**<a name="line.948"></a>
    957. 

  957. <span class="sourceLineNo">949</span>     * Sets the anchor point.  This method is provided for the use of<a name="line.949"></a>
    958. 

  958. <span class="sourceLineNo">950</span>     * subclasses, not end users.<a name="line.950"></a>
    959. 

  959. <span class="sourceLineNo">951</span>     *<a name="line.951"></a>
    960. 

  960. <span class="sourceLineNo">952</span>     * @param anchor  the anchor point (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.952"></a>
    961. 

  961. <span class="sourceLineNo">953</span>     */<a name="line.953"></a>
    962. 

  962. <span class="sourceLineNo">954</span>    protected void setAnchor(Point2D anchor) {<a name="line.954"></a>
    963. 

  963. <span class="sourceLineNo">955</span>        this.anchor = anchor;<a name="line.955"></a>
    964. 

  964. <span class="sourceLineNo">956</span>    }<a name="line.956"></a>
    965. 

  965. <span class="sourceLineNo">957</span><a name="line.957"></a>
    966. 

  966. <span class="sourceLineNo">958</span>    /**<a name="line.958"></a>
    967. 

  967. <span class="sourceLineNo">959</span>     * Returns the popup menu.<a name="line.959"></a>
    968. 

  968. <span class="sourceLineNo">960</span>     *<a name="line.960"></a>
    969. 

  969. <span class="sourceLineNo">961</span>     * @return The popup menu.<a name="line.961"></a>
    970. 

  970. <span class="sourceLineNo">962</span>     */<a name="line.962"></a>
    971. 

  971. <span class="sourceLineNo">963</span>    public JPopupMenu getPopupMenu() {<a name="line.963"></a>
    972. 

  972. <span class="sourceLineNo">964</span>        return this.popup;<a name="line.964"></a>
    973. 

  973. <span class="sourceLineNo">965</span>    }<a name="line.965"></a>
    974. 

  974. <span class="sourceLineNo">966</span><a name="line.966"></a>
    975. 

  975. <span class="sourceLineNo">967</span>    /**<a name="line.967"></a>
    976. 

  976. <span class="sourceLineNo">968</span>     * Sets the popup menu for the panel.<a name="line.968"></a>
    977. 

  977. <span class="sourceLineNo">969</span>     *<a name="line.969"></a>
    978. 

  978. <span class="sourceLineNo">970</span>     * @param popup  the popup menu (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.970"></a>
    979. 

  979. <span class="sourceLineNo">971</span>     */<a name="line.971"></a>
    980. 

  980. <span class="sourceLineNo">972</span>    public void setPopupMenu(JPopupMenu popup) {<a name="line.972"></a>
    981. 

  981. <span class="sourceLineNo">973</span>        this.popup = popup;<a name="line.973"></a>
    982. 

  982. <span class="sourceLineNo">974</span>    }<a name="line.974"></a>
    983. 

  983. <span class="sourceLineNo">975</span><a name="line.975"></a>
    984. 

  984. <span class="sourceLineNo">976</span>    /**<a name="line.976"></a>
    985. 

  985. <span class="sourceLineNo">977</span>     * Returns the chart rendering info from the most recent chart redraw.<a name="line.977"></a>
    986. 

  986. <span class="sourceLineNo">978</span>     *<a name="line.978"></a>
    987. 

  987. <span class="sourceLineNo">979</span>     * @return The chart rendering info.<a name="line.979"></a>
    988. 

  988. <span class="sourceLineNo">980</span>     */<a name="line.980"></a>
    989. 

  989. <span class="sourceLineNo">981</span>    public ChartRenderingInfo getChartRenderingInfo() {<a name="line.981"></a>
    990. 

  990. <span class="sourceLineNo">982</span>        return this.info;<a name="line.982"></a>
    991. 

  991. <span class="sourceLineNo">983</span>    }<a name="line.983"></a>
    992. 

  992. <span class="sourceLineNo">984</span><a name="line.984"></a>
    993. 

  993. <span class="sourceLineNo">985</span>    /**<a name="line.985"></a>
    994. 

  994. <span class="sourceLineNo">986</span>     * A convenience method that switches on mouse-based zooming.<a name="line.986"></a>
    995. 

  995. <span class="sourceLineNo">987</span>     *<a name="line.987"></a>
    996. 

  996. <span class="sourceLineNo">988</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; enables zooming and rectangle fill on<a name="line.988"></a>
    997. 

  997. <span class="sourceLineNo">989</span>     *              zoom.<a name="line.989"></a>
    998. 

  998. <span class="sourceLineNo">990</span>     */<a name="line.990"></a>
    999. 

  999. <span class="sourceLineNo">991</span>    public void setMouseZoomable(boolean flag) {<a name="line.991"></a>
    1000. 

  1000. <span class="sourceLineNo">992</span>        setMouseZoomable(flag, true);<a name="line.992"></a>
    1001. 

  1001. <span class="sourceLineNo">993</span>    }<a name="line.993"></a>
    1002. 

  1002. <span class="sourceLineNo">994</span><a name="line.994"></a>
    1003. 

  1003. <span class="sourceLineNo">995</span>    /**<a name="line.995"></a>
    1004. 

  1004. <span class="sourceLineNo">996</span>     * A convenience method that switches on mouse-based zooming.<a name="line.996"></a>
    1005. 

  1005. <span class="sourceLineNo">997</span>     *<a name="line.997"></a>
    1006. 

  1006. <span class="sourceLineNo">998</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; if zooming enabled<a name="line.998"></a>
    1007. 

  1007. <span class="sourceLineNo">999</span>     * @param fillRectangle  &lt;code&gt;true&lt;/code&gt; if zoom rectangle is filled,<a name="line.999"></a>
    1008. 

  1008. <span class="sourceLineNo">1000</span>     *                       false if rectangle is shown as outline only.<a name="line.1000"></a>
    1009. 

  1009. <span class="sourceLineNo">1001</span>     */<a name="line.1001"></a>
    1010. 

  1010. <span class="sourceLineNo">1002</span>    public void setMouseZoomable(boolean flag, boolean fillRectangle) {<a name="line.1002"></a>
    1011. 

  1011. <span class="sourceLineNo">1003</span>        setDomainZoomable(flag);<a name="line.1003"></a>
    1012. 

  1012. <span class="sourceLineNo">1004</span>        setRangeZoomable(flag);<a name="line.1004"></a>
    1013. 

  1013. <span class="sourceLineNo">1005</span>        setFillZoomRectangle(fillRectangle);<a name="line.1005"></a>
    1014. 

  1014. <span class="sourceLineNo">1006</span>    }<a name="line.1006"></a>
    1015. 

  1015. <span class="sourceLineNo">1007</span><a name="line.1007"></a>
    1016. 

  1016. <span class="sourceLineNo">1008</span>    /**<a name="line.1008"></a>
    1017. 

  1017. <span class="sourceLineNo">1009</span>     * Returns the flag that determines whether or not zooming is enabled for<a name="line.1009"></a>
    1018. 

  1018. <span class="sourceLineNo">1010</span>     * the domain axis.<a name="line.1010"></a>
    1019. 

  1019. <span class="sourceLineNo">1011</span>     *<a name="line.1011"></a>
    1020. 

  1020. <span class="sourceLineNo">1012</span>     * @return A boolean.<a name="line.1012"></a>
    1021. 

  1021. <span class="sourceLineNo">1013</span>     */<a name="line.1013"></a>
    1022. 

  1022. <span class="sourceLineNo">1014</span>    public boolean isDomainZoomable() {<a name="line.1014"></a>
    1023. 

  1023. <span class="sourceLineNo">1015</span>        return this.domainZoomable;<a name="line.1015"></a>
    1024. 

  1024. <span class="sourceLineNo">1016</span>    }<a name="line.1016"></a>
    1025. 

  1025. <span class="sourceLineNo">1017</span><a name="line.1017"></a>
    1026. 

  1026. <span class="sourceLineNo">1018</span>    /**<a name="line.1018"></a>
    1027. 

  1027. <span class="sourceLineNo">1019</span>     * Sets the flag that controls whether or not zooming is enabled for the<a name="line.1019"></a>
    1028. 

  1028. <span class="sourceLineNo">1020</span>     * domain axis.  A check is made to ensure that the current plot supports<a name="line.1020"></a>
    1029. 

  1029. <span class="sourceLineNo">1021</span>     * zooming for the domain values.<a name="line.1021"></a>
    1030. 

  1030. <span class="sourceLineNo">1022</span>     *<a name="line.1022"></a>
    1031. 

  1031. <span class="sourceLineNo">1023</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; enables zooming if possible.<a name="line.1023"></a>
    1032. 

  1032. <span class="sourceLineNo">1024</span>     */<a name="line.1024"></a>
    1033. 

  1033. <span class="sourceLineNo">1025</span>    public void setDomainZoomable(boolean flag) {<a name="line.1025"></a>
    1034. 

  1034. <span class="sourceLineNo">1026</span>        if (flag) {<a name="line.1026"></a>
    1035. 

  1035. <span class="sourceLineNo">1027</span>            Plot plot = this.chart.getPlot();<a name="line.1027"></a>
    1036. 

  1036. <span class="sourceLineNo">1028</span>            if (plot instanceof Zoomable) {<a name="line.1028"></a>
    1037. 

  1037. <span class="sourceLineNo">1029</span>                Zoomable z = (Zoomable) plot;<a name="line.1029"></a>
    1038. 

  1038. <span class="sourceLineNo">1030</span>                this.domainZoomable = flag &amp;&amp; (z.isDomainZoomable());<a name="line.1030"></a>
    1039. 

  1039. <span class="sourceLineNo">1031</span>            }<a name="line.1031"></a>
    1040. 

  1040. <span class="sourceLineNo">1032</span>        }<a name="line.1032"></a>
    1041. 

  1041. <span class="sourceLineNo">1033</span>        else {<a name="line.1033"></a>
    1042. 

  1042. <span class="sourceLineNo">1034</span>            this.domainZoomable = false;<a name="line.1034"></a>
    1043. 

  1043. <span class="sourceLineNo">1035</span>        }<a name="line.1035"></a>
    1044. 

  1044. <span class="sourceLineNo">1036</span>    }<a name="line.1036"></a>
    1045. 

  1045. <span class="sourceLineNo">1037</span><a name="line.1037"></a>
    1046. 

  1046. <span class="sourceLineNo">1038</span>    /**<a name="line.1038"></a>
    1047. 

  1047. <span class="sourceLineNo">1039</span>     * Returns the flag that determines whether or not zooming is enabled for<a name="line.1039"></a>
    1048. 

  1048. <span class="sourceLineNo">1040</span>     * the range axis.<a name="line.1040"></a>
    1049. 

  1049. <span class="sourceLineNo">1041</span>     *<a name="line.1041"></a>
    1050. 

  1050. <span class="sourceLineNo">1042</span>     * @return A boolean.<a name="line.1042"></a>
    1051. 

  1051. <span class="sourceLineNo">1043</span>     */<a name="line.1043"></a>
    1052. 

  1052. <span class="sourceLineNo">1044</span>    public boolean isRangeZoomable() {<a name="line.1044"></a>
    1053. 

  1053. <span class="sourceLineNo">1045</span>        return this.rangeZoomable;<a name="line.1045"></a>
    1054. 

  1054. <span class="sourceLineNo">1046</span>    }<a name="line.1046"></a>
    1055. 

  1055. <span class="sourceLineNo">1047</span><a name="line.1047"></a>
    1056. 

  1056. <span class="sourceLineNo">1048</span>    /**<a name="line.1048"></a>
    1057. 

  1057. <span class="sourceLineNo">1049</span>     * A flag that controls mouse-based zooming on the vertical axis.<a name="line.1049"></a>
    1058. 

  1058. <span class="sourceLineNo">1050</span>     *<a name="line.1050"></a>
    1059. 

  1059. <span class="sourceLineNo">1051</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; enables zooming.<a name="line.1051"></a>
    1060. 

  1060. <span class="sourceLineNo">1052</span>     */<a name="line.1052"></a>
    1061. 

  1061. <span class="sourceLineNo">1053</span>    public void setRangeZoomable(boolean flag) {<a name="line.1053"></a>
    1062. 

  1062. <span class="sourceLineNo">1054</span>        if (flag) {<a name="line.1054"></a>
    1063. 

  1063. <span class="sourceLineNo">1055</span>            Plot plot = this.chart.getPlot();<a name="line.1055"></a>
    1064. 

  1064. <span class="sourceLineNo">1056</span>            if (plot instanceof Zoomable) {<a name="line.1056"></a>
    1065. 

  1065. <span class="sourceLineNo">1057</span>                Zoomable z = (Zoomable) plot;<a name="line.1057"></a>
    1066. 

  1066. <span class="sourceLineNo">1058</span>                this.rangeZoomable = flag &amp;&amp; (z.isRangeZoomable());<a name="line.1058"></a>
    1067. 

  1067. <span class="sourceLineNo">1059</span>            }<a name="line.1059"></a>
    1068. 

  1068. <span class="sourceLineNo">1060</span>        }<a name="line.1060"></a>
    1069. 

  1069. <span class="sourceLineNo">1061</span>        else {<a name="line.1061"></a>
    1070. 

  1070. <span class="sourceLineNo">1062</span>            this.rangeZoomable = false;<a name="line.1062"></a>
    1071. 

  1071. <span class="sourceLineNo">1063</span>        }<a name="line.1063"></a>
    1072. 

  1072. <span class="sourceLineNo">1064</span>    }<a name="line.1064"></a>
    1073. 

  1073. <span class="sourceLineNo">1065</span><a name="line.1065"></a>
    1074. 

  1074. <span class="sourceLineNo">1066</span>    /**<a name="line.1066"></a>
    1075. 

  1075. <span class="sourceLineNo">1067</span>     * Returns the flag that controls whether or not the zoom rectangle is<a name="line.1067"></a>
    1076. 

  1076. <span class="sourceLineNo">1068</span>     * filled when drawn.<a name="line.1068"></a>
    1077. 

  1077. <span class="sourceLineNo">1069</span>     *<a name="line.1069"></a>
    1078. 

  1078. <span class="sourceLineNo">1070</span>     * @return A boolean.<a name="line.1070"></a>
    1079. 

  1079. <span class="sourceLineNo">1071</span>     */<a name="line.1071"></a>
    1080. 

  1080. <span class="sourceLineNo">1072</span>    public boolean getFillZoomRectangle() {<a name="line.1072"></a>
    1081. 

  1081. <span class="sourceLineNo">1073</span>        return this.fillZoomRectangle;<a name="line.1073"></a>
    1082. 

  1082. <span class="sourceLineNo">1074</span>    }<a name="line.1074"></a>
    1083. 

  1083. <span class="sourceLineNo">1075</span><a name="line.1075"></a>
    1084. 

  1084. <span class="sourceLineNo">1076</span>    /**<a name="line.1076"></a>
    1085. 

  1085. <span class="sourceLineNo">1077</span>     * A flag that controls how the zoom rectangle is drawn.<a name="line.1077"></a>
    1086. 

  1086. <span class="sourceLineNo">1078</span>     *<a name="line.1078"></a>
    1087. 

  1087. <span class="sourceLineNo">1079</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; instructs to fill the rectangle on<a name="line.1079"></a>
    1088. 

  1088. <span class="sourceLineNo">1080</span>     *              zoom, otherwise it will be outlined.<a name="line.1080"></a>
    1089. 

  1089. <span class="sourceLineNo">1081</span>     */<a name="line.1081"></a>
    1090. 

  1090. <span class="sourceLineNo">1082</span>    public void setFillZoomRectangle(boolean flag) {<a name="line.1082"></a>
    1091. 

  1091. <span class="sourceLineNo">1083</span>        this.fillZoomRectangle = flag;<a name="line.1083"></a>
    1092. 

  1092. <span class="sourceLineNo">1084</span>    }<a name="line.1084"></a>
    1093. 

  1093. <span class="sourceLineNo">1085</span><a name="line.1085"></a>
    1094. 

  1094. <span class="sourceLineNo">1086</span>    /**<a name="line.1086"></a>
    1095. 

  1095. <span class="sourceLineNo">1087</span>     * Returns the zoom trigger distance.  This controls how far the mouse must<a name="line.1087"></a>
    1096. 

  1096. <span class="sourceLineNo">1088</span>     * move before a zoom action is triggered.<a name="line.1088"></a>
    1097. 

  1097. <span class="sourceLineNo">1089</span>     *<a name="line.1089"></a>
    1098. 

  1098. <span class="sourceLineNo">1090</span>     * @return The distance (in Java2D units).<a name="line.1090"></a>
    1099. 

  1099. <span class="sourceLineNo">1091</span>     */<a name="line.1091"></a>
    1100. 

  1100. <span class="sourceLineNo">1092</span>    public int getZoomTriggerDistance() {<a name="line.1092"></a>
    1101. 

  1101. <span class="sourceLineNo">1093</span>        return this.zoomTriggerDistance;<a name="line.1093"></a>
    1102. 

  1102. <span class="sourceLineNo">1094</span>    }<a name="line.1094"></a>
    1103. 

  1103. <span class="sourceLineNo">1095</span><a name="line.1095"></a>
    1104. 

  1104. <span class="sourceLineNo">1096</span>    /**<a name="line.1096"></a>
    1105. 

  1105. <span class="sourceLineNo">1097</span>     * Sets the zoom trigger distance.  This controls how far the mouse must<a name="line.1097"></a>
    1106. 

  1106. <span class="sourceLineNo">1098</span>     * move before a zoom action is triggered.<a name="line.1098"></a>
    1107. 

  1107. <span class="sourceLineNo">1099</span>     *<a name="line.1099"></a>
    1108. 

  1108. <span class="sourceLineNo">1100</span>     * @param distance  the distance (in Java2D units).<a name="line.1100"></a>
    1109. 

  1109. <span class="sourceLineNo">1101</span>     */<a name="line.1101"></a>
    1110. 

  1110. <span class="sourceLineNo">1102</span>    public void setZoomTriggerDistance(int distance) {<a name="line.1102"></a>
    1111. 

  1111. <span class="sourceLineNo">1103</span>        this.zoomTriggerDistance = distance;<a name="line.1103"></a>
    1112. 

  1112. <span class="sourceLineNo">1104</span>    }<a name="line.1104"></a>
    1113. 

  1113. <span class="sourceLineNo">1105</span><a name="line.1105"></a>
    1114. 

  1114. <span class="sourceLineNo">1106</span>    /**<a name="line.1106"></a>
    1115. 

  1115. <span class="sourceLineNo">1107</span>     * Returns the flag that controls whether or not a horizontal axis trace<a name="line.1107"></a>
    1116. 

  1116. <span class="sourceLineNo">1108</span>     * line is drawn over the plot area at the current mouse location.<a name="line.1108"></a>
    1117. 

  1117. <span class="sourceLineNo">1109</span>     *<a name="line.1109"></a>
    1118. 

  1118. <span class="sourceLineNo">1110</span>     * @return A boolean.<a name="line.1110"></a>
    1119. 

  1119. <span class="sourceLineNo">1111</span>     */<a name="line.1111"></a>
    1120. 

  1120. <span class="sourceLineNo">1112</span>    public boolean getHorizontalAxisTrace() {<a name="line.1112"></a>
    1121. 

  1121. <span class="sourceLineNo">1113</span>        return this.horizontalAxisTrace;<a name="line.1113"></a>
    1122. 

  1122. <span class="sourceLineNo">1114</span>    }<a name="line.1114"></a>
    1123. 

  1123. <span class="sourceLineNo">1115</span><a name="line.1115"></a>
    1124. 

  1124. <span class="sourceLineNo">1116</span>    /**<a name="line.1116"></a>
    1125. 

  1125. <span class="sourceLineNo">1117</span>     * A flag that controls trace lines on the horizontal axis.<a name="line.1117"></a>
    1126. 

  1126. <span class="sourceLineNo">1118</span>     *<a name="line.1118"></a>
    1127. 

  1127. <span class="sourceLineNo">1119</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; enables trace lines for the mouse<a name="line.1119"></a>
    1128. 

  1128. <span class="sourceLineNo">1120</span>     *      pointer on the horizontal axis.<a name="line.1120"></a>
    1129. 

  1129. <span class="sourceLineNo">1121</span>     */<a name="line.1121"></a>
    1130. 

  1130. <span class="sourceLineNo">1122</span>    public void setHorizontalAxisTrace(boolean flag) {<a name="line.1122"></a>
    1131. 

  1131. <span class="sourceLineNo">1123</span>        this.horizontalAxisTrace = flag;<a name="line.1123"></a>
    1132. 

  1132. <span class="sourceLineNo">1124</span>    }<a name="line.1124"></a>
    1133. 

  1133. <span class="sourceLineNo">1125</span><a name="line.1125"></a>
    1134. 

  1134. <span class="sourceLineNo">1126</span>    /**<a name="line.1126"></a>
    1135. 

  1135. <span class="sourceLineNo">1127</span>     * Returns the horizontal trace line.<a name="line.1127"></a>
    1136. 

  1136. <span class="sourceLineNo">1128</span>     *<a name="line.1128"></a>
    1137. 

  1137. <span class="sourceLineNo">1129</span>     * @return The horizontal trace line (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1129"></a>
    1138. 

  1138. <span class="sourceLineNo">1130</span>     */<a name="line.1130"></a>
    1139. 

  1139. <span class="sourceLineNo">1131</span>    protected Line2D getHorizontalTraceLine() {<a name="line.1131"></a>
    1140. 

  1140. <span class="sourceLineNo">1132</span>        return this.horizontalTraceLine;<a name="line.1132"></a>
    1141. 

  1141. <span class="sourceLineNo">1133</span>    }<a name="line.1133"></a>
    1142. 

  1142. <span class="sourceLineNo">1134</span><a name="line.1134"></a>
    1143. 

  1143. <span class="sourceLineNo">1135</span>    /**<a name="line.1135"></a>
    1144. 

  1144. <span class="sourceLineNo">1136</span>     * Sets the horizontal trace line.<a name="line.1136"></a>
    1145. 

  1145. <span class="sourceLineNo">1137</span>     *<a name="line.1137"></a>
    1146. 

  1146. <span class="sourceLineNo">1138</span>     * @param line  the line (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1138"></a>
    1147. 

  1147. <span class="sourceLineNo">1139</span>     */<a name="line.1139"></a>
    1148. 

  1148. <span class="sourceLineNo">1140</span>    protected void setHorizontalTraceLine(Line2D line) {<a name="line.1140"></a>
    1149. 

  1149. <span class="sourceLineNo">1141</span>        this.horizontalTraceLine = line;<a name="line.1141"></a>
    1150. 

  1150. <span class="sourceLineNo">1142</span>    }<a name="line.1142"></a>
    1151. 

  1151. <span class="sourceLineNo">1143</span><a name="line.1143"></a>
    1152. 

  1152. <span class="sourceLineNo">1144</span>    /**<a name="line.1144"></a>
    1153. 

  1153. <span class="sourceLineNo">1145</span>     * Returns the flag that controls whether or not a vertical axis trace<a name="line.1145"></a>
    1154. 

  1154. <span class="sourceLineNo">1146</span>     * line is drawn over the plot area at the current mouse location.<a name="line.1146"></a>
    1155. 

  1155. <span class="sourceLineNo">1147</span>     *<a name="line.1147"></a>
    1156. 

  1156. <span class="sourceLineNo">1148</span>     * @return A boolean.<a name="line.1148"></a>
    1157. 

  1157. <span class="sourceLineNo">1149</span>     */<a name="line.1149"></a>
    1158. 

  1158. <span class="sourceLineNo">1150</span>    public boolean getVerticalAxisTrace() {<a name="line.1150"></a>
    1159. 

  1159. <span class="sourceLineNo">1151</span>        return this.verticalAxisTrace;<a name="line.1151"></a>
    1160. 

  1160. <span class="sourceLineNo">1152</span>    }<a name="line.1152"></a>
    1161. 

  1161. <span class="sourceLineNo">1153</span><a name="line.1153"></a>
    1162. 

  1162. <span class="sourceLineNo">1154</span>    /**<a name="line.1154"></a>
    1163. 

  1163. <span class="sourceLineNo">1155</span>     * A flag that controls trace lines on the vertical axis.<a name="line.1155"></a>
    1164. 

  1164. <span class="sourceLineNo">1156</span>     *<a name="line.1156"></a>
    1165. 

  1165. <span class="sourceLineNo">1157</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; enables trace lines for the mouse<a name="line.1157"></a>
    1166. 

  1166. <span class="sourceLineNo">1158</span>     *              pointer on the vertical axis.<a name="line.1158"></a>
    1167. 

  1167. <span class="sourceLineNo">1159</span>     */<a name="line.1159"></a>
    1168. 

  1168. <span class="sourceLineNo">1160</span>    public void setVerticalAxisTrace(boolean flag) {<a name="line.1160"></a>
    1169. 

  1169. <span class="sourceLineNo">1161</span>        this.verticalAxisTrace = flag;<a name="line.1161"></a>
    1170. 

  1170. <span class="sourceLineNo">1162</span>    }<a name="line.1162"></a>
    1171. 

  1171. <span class="sourceLineNo">1163</span><a name="line.1163"></a>
    1172. 

  1172. <span class="sourceLineNo">1164</span>    /**<a name="line.1164"></a>
    1173. 

  1173. <span class="sourceLineNo">1165</span>     * Returns the vertical trace line.<a name="line.1165"></a>
    1174. 

  1174. <span class="sourceLineNo">1166</span>     *<a name="line.1166"></a>
    1175. 

  1175. <span class="sourceLineNo">1167</span>     * @return The vertical trace line (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1167"></a>
    1176. 

  1176. <span class="sourceLineNo">1168</span>     */<a name="line.1168"></a>
    1177. 

  1177. <span class="sourceLineNo">1169</span>    protected Line2D getVerticalTraceLine() {<a name="line.1169"></a>
    1178. 

  1178. <span class="sourceLineNo">1170</span>        return this.verticalTraceLine;<a name="line.1170"></a>
    1179. 

  1179. <span class="sourceLineNo">1171</span>    }<a name="line.1171"></a>
    1180. 

  1180. <span class="sourceLineNo">1172</span><a name="line.1172"></a>
    1181. 

  1181. <span class="sourceLineNo">1173</span>    /**<a name="line.1173"></a>
    1182. 

  1182. <span class="sourceLineNo">1174</span>     * Sets the vertical trace line.<a name="line.1174"></a>
    1183. 

  1183. <span class="sourceLineNo">1175</span>     *<a name="line.1175"></a>
    1184. 

  1184. <span class="sourceLineNo">1176</span>     * @param line  the line (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1176"></a>
    1185. 

  1185. <span class="sourceLineNo">1177</span>     */<a name="line.1177"></a>
    1186. 

  1186. <span class="sourceLineNo">1178</span>    protected void setVerticalTraceLine(Line2D line) {<a name="line.1178"></a>
    1187. 

  1187. <span class="sourceLineNo">1179</span>        this.verticalTraceLine = line;<a name="line.1179"></a>
    1188. 

  1188. <span class="sourceLineNo">1180</span>    }<a name="line.1180"></a>
    1189. 

  1189. <span class="sourceLineNo">1181</span><a name="line.1181"></a>
    1190. 

  1190. <span class="sourceLineNo">1182</span>    /**<a name="line.1182"></a>
    1191. 

  1191. <span class="sourceLineNo">1183</span>     * Returns the default directory for the "save as" option.<a name="line.1183"></a>
    1192. 

  1192. <span class="sourceLineNo">1184</span>     *<a name="line.1184"></a>
    1193. 

  1193. <span class="sourceLineNo">1185</span>     * @return The default directory (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1185"></a>
    1194. 

  1194. <span class="sourceLineNo">1186</span>     *<a name="line.1186"></a>
    1195. 

  1195. <span class="sourceLineNo">1187</span>     * @since 1.0.7<a name="line.1187"></a>
    1196. 

  1196. <span class="sourceLineNo">1188</span>     */<a name="line.1188"></a>
    1197. 

  1197. <span class="sourceLineNo">1189</span>    public File getDefaultDirectoryForSaveAs() {<a name="line.1189"></a>
    1198. 

  1198. <span class="sourceLineNo">1190</span>        return this.defaultDirectoryForSaveAs;<a name="line.1190"></a>
    1199. 

  1199. <span class="sourceLineNo">1191</span>    }<a name="line.1191"></a>
    1200. 

  1200. <span class="sourceLineNo">1192</span><a name="line.1192"></a>
    1201. 

  1201. <span class="sourceLineNo">1193</span>    /**<a name="line.1193"></a>
    1202. 

  1202. <span class="sourceLineNo">1194</span>     * Sets the default directory for the "save as" option.  If you set this<a name="line.1194"></a>
    1203. 

  1203. <span class="sourceLineNo">1195</span>     * to &lt;code&gt;null&lt;/code&gt;, the user's default directory will be used.<a name="line.1195"></a>
    1204. 

  1204. <span class="sourceLineNo">1196</span>     *<a name="line.1196"></a>
    1205. 

  1205. <span class="sourceLineNo">1197</span>     * @param directory  the directory (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1197"></a>
    1206. 

  1206. <span class="sourceLineNo">1198</span>     *<a name="line.1198"></a>
    1207. 

  1207. <span class="sourceLineNo">1199</span>     * @since 1.0.7<a name="line.1199"></a>
    1208. 

  1208. <span class="sourceLineNo">1200</span>     */<a name="line.1200"></a>
    1209. 

  1209. <span class="sourceLineNo">1201</span>    public void setDefaultDirectoryForSaveAs(File directory) {<a name="line.1201"></a>
    1210. 

  1210. <span class="sourceLineNo">1202</span>        if (directory != null) {<a name="line.1202"></a>
    1211. 

  1211. <span class="sourceLineNo">1203</span>            if (!directory.isDirectory()) {<a name="line.1203"></a>
    1212. 

  1212. <span class="sourceLineNo">1204</span>                throw new IllegalArgumentException(<a name="line.1204"></a>
    1213. 

  1213. <span class="sourceLineNo">1205</span>                        "The 'directory' argument is not a directory.");<a name="line.1205"></a>
    1214. 

  1214. <span class="sourceLineNo">1206</span>            }<a name="line.1206"></a>
    1215. 

  1215. <span class="sourceLineNo">1207</span>        }<a name="line.1207"></a>
    1216. 

  1216. <span class="sourceLineNo">1208</span>        this.defaultDirectoryForSaveAs = directory;<a name="line.1208"></a>
    1217. 

  1217. <span class="sourceLineNo">1209</span>    }<a name="line.1209"></a>
    1218. 

  1218. <span class="sourceLineNo">1210</span><a name="line.1210"></a>
    1219. 

  1219. <span class="sourceLineNo">1211</span>    /**<a name="line.1211"></a>
    1220. 

  1220. <span class="sourceLineNo">1212</span>     * Returns &lt;code&gt;true&lt;/code&gt; if file extensions should be enforced, and<a name="line.1212"></a>
    1221. 

  1221. <span class="sourceLineNo">1213</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.1213"></a>
    1222. 

  1222. <span class="sourceLineNo">1214</span>     *<a name="line.1214"></a>
    1223. 

  1223. <span class="sourceLineNo">1215</span>     * @return The flag.<a name="line.1215"></a>
    1224. 

  1224. <span class="sourceLineNo">1216</span>     *<a name="line.1216"></a>
    1225. 

  1225. <span class="sourceLineNo">1217</span>     * @see #setEnforceFileExtensions(boolean)<a name="line.1217"></a>
    1226. 

  1226. <span class="sourceLineNo">1218</span>     */<a name="line.1218"></a>
    1227. 

  1227. <span class="sourceLineNo">1219</span>    public boolean isEnforceFileExtensions() {<a name="line.1219"></a>
    1228. 

  1228. <span class="sourceLineNo">1220</span>        return this.enforceFileExtensions;<a name="line.1220"></a>
    1229. 

  1229. <span class="sourceLineNo">1221</span>    }<a name="line.1221"></a>
    1230. 

  1230. <span class="sourceLineNo">1222</span><a name="line.1222"></a>
    1231. 

  1231. <span class="sourceLineNo">1223</span>    /**<a name="line.1223"></a>
    1232. 

  1232. <span class="sourceLineNo">1224</span>     * Sets a flag that controls whether or not file extensions are enforced.<a name="line.1224"></a>
    1233. 

  1233. <span class="sourceLineNo">1225</span>     *<a name="line.1225"></a>
    1234. 

  1234. <span class="sourceLineNo">1226</span>     * @param enforce  the new flag value.<a name="line.1226"></a>
    1235. 

  1235. <span class="sourceLineNo">1227</span>     *<a name="line.1227"></a>
    1236. 

  1236. <span class="sourceLineNo">1228</span>     * @see #isEnforceFileExtensions()<a name="line.1228"></a>
    1237. 

  1237. <span class="sourceLineNo">1229</span>     */<a name="line.1229"></a>
    1238. 

  1238. <span class="sourceLineNo">1230</span>    public void setEnforceFileExtensions(boolean enforce) {<a name="line.1230"></a>
    1239. 

  1239. <span class="sourceLineNo">1231</span>        this.enforceFileExtensions = enforce;<a name="line.1231"></a>
    1240. 

  1240. <span class="sourceLineNo">1232</span>    }<a name="line.1232"></a>
    1241. 

  1241. <span class="sourceLineNo">1233</span><a name="line.1233"></a>
    1242. 

  1242. <span class="sourceLineNo">1234</span>    /**<a name="line.1234"></a>
    1243. 

  1243. <span class="sourceLineNo">1235</span>     * Returns the flag that controls whether or not zoom operations are<a name="line.1235"></a>
    1244. 

  1244. <span class="sourceLineNo">1236</span>     * centered around the current anchor point.<a name="line.1236"></a>
    1245. 

  1245. <span class="sourceLineNo">1237</span>     *<a name="line.1237"></a>
    1246. 

  1246. <span class="sourceLineNo">1238</span>     * @return A boolean.<a name="line.1238"></a>
    1247. 

  1247. <span class="sourceLineNo">1239</span>     *<a name="line.1239"></a>
    1248. 

  1248. <span class="sourceLineNo">1240</span>     * @since 1.0.7<a name="line.1240"></a>
    1249. 

  1249. <span class="sourceLineNo">1241</span>     *<a name="line.1241"></a>
    1250. 

  1250. <span class="sourceLineNo">1242</span>     * @see #setZoomAroundAnchor(boolean)<a name="line.1242"></a>
    1251. 

  1251. <span class="sourceLineNo">1243</span>     */<a name="line.1243"></a>
    1252. 

  1252. <span class="sourceLineNo">1244</span>    public boolean getZoomAroundAnchor() {<a name="line.1244"></a>
    1253. 

  1253. <span class="sourceLineNo">1245</span>        return this.zoomAroundAnchor;<a name="line.1245"></a>
    1254. 

  1254. <span class="sourceLineNo">1246</span>    }<a name="line.1246"></a>
    1255. 

  1255. <span class="sourceLineNo">1247</span><a name="line.1247"></a>
    1256. 

  1256. <span class="sourceLineNo">1248</span>    /**<a name="line.1248"></a>
    1257. 

  1257. <span class="sourceLineNo">1249</span>     * Sets the flag that controls whether or not zoom operations are<a name="line.1249"></a>
    1258. 

  1258. <span class="sourceLineNo">1250</span>     * centered around the current anchor point.<a name="line.1250"></a>
    1259. 

  1259. <span class="sourceLineNo">1251</span>     *<a name="line.1251"></a>
    1260. 

  1260. <span class="sourceLineNo">1252</span>     * @param zoomAroundAnchor  the new flag value.<a name="line.1252"></a>
    1261. 

  1261. <span class="sourceLineNo">1253</span>     *<a name="line.1253"></a>
    1262. 

  1262. <span class="sourceLineNo">1254</span>     * @since 1.0.7<a name="line.1254"></a>
    1263. 

  1263. <span class="sourceLineNo">1255</span>     *<a name="line.1255"></a>
    1264. 

  1264. <span class="sourceLineNo">1256</span>     * @see #getZoomAroundAnchor()<a name="line.1256"></a>
    1265. 

  1265. <span class="sourceLineNo">1257</span>     */<a name="line.1257"></a>
    1266. 

  1266. <span class="sourceLineNo">1258</span>    public void setZoomAroundAnchor(boolean zoomAroundAnchor) {<a name="line.1258"></a>
    1267. 

  1267. <span class="sourceLineNo">1259</span>        this.zoomAroundAnchor = zoomAroundAnchor;<a name="line.1259"></a>
    1268. 

  1268. <span class="sourceLineNo">1260</span>    }<a name="line.1260"></a>
    1269. 

  1269. <span class="sourceLineNo">1261</span><a name="line.1261"></a>
    1270. 

  1270. <span class="sourceLineNo">1262</span>    /**<a name="line.1262"></a>
    1271. 

  1271. <span class="sourceLineNo">1263</span>     * Returns the zoom rectangle fill paint.<a name="line.1263"></a>
    1272. 

  1272. <span class="sourceLineNo">1264</span>     *<a name="line.1264"></a>
    1273. 

  1273. <span class="sourceLineNo">1265</span>     * @return The zoom rectangle fill paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.1265"></a>
    1274. 

  1274. <span class="sourceLineNo">1266</span>     *<a name="line.1266"></a>
    1275. 

  1275. <span class="sourceLineNo">1267</span>     * @see #setZoomFillPaint(java.awt.Paint)<a name="line.1267"></a>
    1276. 

  1276. <span class="sourceLineNo">1268</span>     * @see #setFillZoomRectangle(boolean)<a name="line.1268"></a>
    1277. 

  1277. <span class="sourceLineNo">1269</span>     *<a name="line.1269"></a>
    1278. 

  1278. <span class="sourceLineNo">1270</span>     * @since 1.0.13<a name="line.1270"></a>
    1279. 

  1279. <span class="sourceLineNo">1271</span>     */<a name="line.1271"></a>
    1280. 

  1280. <span class="sourceLineNo">1272</span>    public Paint getZoomFillPaint() {<a name="line.1272"></a>
    1281. 

  1281. <span class="sourceLineNo">1273</span>        return this.zoomFillPaint;<a name="line.1273"></a>
    1282. 

  1282. <span class="sourceLineNo">1274</span>    }<a name="line.1274"></a>
    1283. 

  1283. <span class="sourceLineNo">1275</span><a name="line.1275"></a>
    1284. 

  1284. <span class="sourceLineNo">1276</span>    /**<a name="line.1276"></a>
    1285. 

  1285. <span class="sourceLineNo">1277</span>     * Sets the zoom rectangle fill paint.<a name="line.1277"></a>
    1286. 

  1286. <span class="sourceLineNo">1278</span>     *<a name="line.1278"></a>
    1287. 

  1287. <span class="sourceLineNo">1279</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1279"></a>
    1288. 

  1288. <span class="sourceLineNo">1280</span>     *<a name="line.1280"></a>
    1289. 

  1289. <span class="sourceLineNo">1281</span>     * @see #getZoomFillPaint()<a name="line.1281"></a>
    1290. 

  1290. <span class="sourceLineNo">1282</span>     * @see #getFillZoomRectangle()<a name="line.1282"></a>
    1291. 

  1291. <span class="sourceLineNo">1283</span>     *<a name="line.1283"></a>
    1292. 

  1292. <span class="sourceLineNo">1284</span>     * @since 1.0.13<a name="line.1284"></a>
    1293. 

  1293. <span class="sourceLineNo">1285</span>     */<a name="line.1285"></a>
    1294. 

  1294. <span class="sourceLineNo">1286</span>    public void setZoomFillPaint(Paint paint) {<a name="line.1286"></a>
    1295. 

  1295. <span class="sourceLineNo">1287</span>        ParamChecks.nullNotPermitted(paint, "paint");<a name="line.1287"></a>
    1296. 

  1296. <span class="sourceLineNo">1288</span>        this.zoomFillPaint = paint;<a name="line.1288"></a>
    1297. 

  1297. <span class="sourceLineNo">1289</span>    }<a name="line.1289"></a>
    1298. 

  1298. <span class="sourceLineNo">1290</span><a name="line.1290"></a>
    1299. 

  1299. <span class="sourceLineNo">1291</span>    /**<a name="line.1291"></a>
    1300. 

  1300. <span class="sourceLineNo">1292</span>     * Returns the zoom rectangle outline paint.<a name="line.1292"></a>
    1301. 

  1301. <span class="sourceLineNo">1293</span>     *<a name="line.1293"></a>
    1302. 

  1302. <span class="sourceLineNo">1294</span>     * @return The zoom rectangle outline paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.1294"></a>
    1303. 

  1303. <span class="sourceLineNo">1295</span>     *<a name="line.1295"></a>
    1304. 

  1304. <span class="sourceLineNo">1296</span>     * @see #setZoomOutlinePaint(java.awt.Paint)<a name="line.1296"></a>
    1305. 

  1305. <span class="sourceLineNo">1297</span>     * @see #setFillZoomRectangle(boolean)<a name="line.1297"></a>
    1306. 

  1306. <span class="sourceLineNo">1298</span>     *<a name="line.1298"></a>
    1307. 

  1307. <span class="sourceLineNo">1299</span>     * @since 1.0.13<a name="line.1299"></a>
    1308. 

  1308. <span class="sourceLineNo">1300</span>     */<a name="line.1300"></a>
    1309. 

  1309. <span class="sourceLineNo">1301</span>    public Paint getZoomOutlinePaint() {<a name="line.1301"></a>
    1310. 

  1310. <span class="sourceLineNo">1302</span>        return this.zoomOutlinePaint;<a name="line.1302"></a>
    1311. 

  1311. <span class="sourceLineNo">1303</span>    }<a name="line.1303"></a>
    1312. 

  1312. <span class="sourceLineNo">1304</span><a name="line.1304"></a>
    1313. 

  1313. <span class="sourceLineNo">1305</span>    /**<a name="line.1305"></a>
    1314. 

  1314. <span class="sourceLineNo">1306</span>     * Sets the zoom rectangle outline paint.<a name="line.1306"></a>
    1315. 

  1315. <span class="sourceLineNo">1307</span>     *<a name="line.1307"></a>
    1316. 

  1316. <span class="sourceLineNo">1308</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1308"></a>
    1317. 

  1317. <span class="sourceLineNo">1309</span>     *<a name="line.1309"></a>
    1318. 

  1318. <span class="sourceLineNo">1310</span>     * @see #getZoomOutlinePaint()<a name="line.1310"></a>
    1319. 

  1319. <span class="sourceLineNo">1311</span>     * @see #getFillZoomRectangle()<a name="line.1311"></a>
    1320. 

  1320. <span class="sourceLineNo">1312</span>     *<a name="line.1312"></a>
    1321. 

  1321. <span class="sourceLineNo">1313</span>     * @since 1.0.13<a name="line.1313"></a>
    1322. 

  1322. <span class="sourceLineNo">1314</span>     */<a name="line.1314"></a>
    1323. 

  1323. <span class="sourceLineNo">1315</span>    public void setZoomOutlinePaint(Paint paint) {<a name="line.1315"></a>
    1324. 

  1324. <span class="sourceLineNo">1316</span>        this.zoomOutlinePaint = paint;<a name="line.1316"></a>
    1325. 

  1325. <span class="sourceLineNo">1317</span>    }<a name="line.1317"></a>
    1326. 

  1326. <span class="sourceLineNo">1318</span><a name="line.1318"></a>
    1327. 

  1327. <span class="sourceLineNo">1319</span>    /**<a name="line.1319"></a>
    1328. 

  1328. <span class="sourceLineNo">1320</span>     * The mouse wheel handler.<a name="line.1320"></a>
    1329. 

  1329. <span class="sourceLineNo">1321</span>     */<a name="line.1321"></a>
    1330. 

  1330. <span class="sourceLineNo">1322</span>    private MouseWheelHandler mouseWheelHandler;<a name="line.1322"></a>
    1331. 

  1331. <span class="sourceLineNo">1323</span><a name="line.1323"></a>
    1332. 

  1332. <span class="sourceLineNo">1324</span>    /**<a name="line.1324"></a>
    1333. 

  1333. <span class="sourceLineNo">1325</span>     * Returns &lt;code&gt;true&lt;/code&gt; if the mouse wheel handler is enabled, and<a name="line.1325"></a>
    1334. 

  1334. <span class="sourceLineNo">1326</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.1326"></a>
    1335. 

  1335. <span class="sourceLineNo">1327</span>     *<a name="line.1327"></a>
    1336. 

  1336. <span class="sourceLineNo">1328</span>     * @return A boolean.<a name="line.1328"></a>
    1337. 

  1337. <span class="sourceLineNo">1329</span>     *<a name="line.1329"></a>
    1338. 

  1338. <span class="sourceLineNo">1330</span>     * @since 1.0.13<a name="line.1330"></a>
    1339. 

  1339. <span class="sourceLineNo">1331</span>     */<a name="line.1331"></a>
    1340. 

  1340. <span class="sourceLineNo">1332</span>    public boolean isMouseWheelEnabled() {<a name="line.1332"></a>
    1341. 

  1341. <span class="sourceLineNo">1333</span>        return this.mouseWheelHandler != null;<a name="line.1333"></a>
    1342. 

  1342. <span class="sourceLineNo">1334</span>    }<a name="line.1334"></a>
    1343. 

  1343. <span class="sourceLineNo">1335</span><a name="line.1335"></a>
    1344. 

  1344. <span class="sourceLineNo">1336</span>    /**<a name="line.1336"></a>
    1345. 

  1345. <span class="sourceLineNo">1337</span>     * Enables or disables mouse wheel support for the panel.<a name="line.1337"></a>
    1346. 

  1346. <span class="sourceLineNo">1338</span>     *<a name="line.1338"></a>
    1347. 

  1347. <span class="sourceLineNo">1339</span>     * @param flag  a boolean.<a name="line.1339"></a>
    1348. 

  1348. <span class="sourceLineNo">1340</span>     *<a name="line.1340"></a>
    1349. 

  1349. <span class="sourceLineNo">1341</span>     * @since 1.0.13<a name="line.1341"></a>
    1350. 

  1350. <span class="sourceLineNo">1342</span>     */<a name="line.1342"></a>
    1351. 

  1351. <span class="sourceLineNo">1343</span>    public void setMouseWheelEnabled(boolean flag) {<a name="line.1343"></a>
    1352. 

  1352. <span class="sourceLineNo">1344</span>        if (flag &amp;&amp; this.mouseWheelHandler == null) {<a name="line.1344"></a>
    1353. 

  1353. <span class="sourceLineNo">1345</span>            this.mouseWheelHandler = new MouseWheelHandler(this);<a name="line.1345"></a>
    1354. 

  1354. <span class="sourceLineNo">1346</span>        }<a name="line.1346"></a>
    1355. 

  1355. <span class="sourceLineNo">1347</span>        else if (!flag &amp;&amp; this.mouseWheelHandler != null) {<a name="line.1347"></a>
    1356. 

  1356. <span class="sourceLineNo">1348</span>            this.removeMouseWheelListener(this.mouseWheelHandler);<a name="line.1348"></a>
    1357. 

  1357. <span class="sourceLineNo">1349</span>            this.mouseWheelHandler = null;<a name="line.1349"></a>
    1358. 

  1358. <span class="sourceLineNo">1350</span>        } <a name="line.1350"></a>
    1359. 

  1359. <span class="sourceLineNo">1351</span>    }<a name="line.1351"></a>
    1360. 

  1360. <span class="sourceLineNo">1352</span><a name="line.1352"></a>
    1361. 

  1361. <span class="sourceLineNo">1353</span>    /**<a name="line.1353"></a>
    1362. 

  1362. <span class="sourceLineNo">1354</span>     * Add an overlay to the panel.<a name="line.1354"></a>
    1363. 

  1363. <span class="sourceLineNo">1355</span>     *<a name="line.1355"></a>
    1364. 

  1364. <span class="sourceLineNo">1356</span>     * @param overlay  the overlay (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1356"></a>
    1365. 

  1365. <span class="sourceLineNo">1357</span>     *<a name="line.1357"></a>
    1366. 

  1366. <span class="sourceLineNo">1358</span>     * @since 1.0.13<a name="line.1358"></a>
    1367. 

  1367. <span class="sourceLineNo">1359</span>     */<a name="line.1359"></a>
    1368. 

  1368. <span class="sourceLineNo">1360</span>    public void addOverlay(Overlay overlay) {<a name="line.1360"></a>
    1369. 

  1369. <span class="sourceLineNo">1361</span>        ParamChecks.nullNotPermitted(overlay, "overlay");<a name="line.1361"></a>
    1370. 

  1370. <span class="sourceLineNo">1362</span>        this.overlays.add(overlay);<a name="line.1362"></a>
    1371. 

  1371. <span class="sourceLineNo">1363</span>        overlay.addChangeListener(this);<a name="line.1363"></a>
    1372. 

  1372. <span class="sourceLineNo">1364</span>        repaint();<a name="line.1364"></a>
    1373. 

  1373. <span class="sourceLineNo">1365</span>    }<a name="line.1365"></a>
    1374. 

  1374. <span class="sourceLineNo">1366</span><a name="line.1366"></a>
    1375. 

  1375. <span class="sourceLineNo">1367</span>    /**<a name="line.1367"></a>
    1376. 

  1376. <span class="sourceLineNo">1368</span>     * Removes an overlay from the panel.<a name="line.1368"></a>
    1377. 

  1377. <span class="sourceLineNo">1369</span>     *<a name="line.1369"></a>
    1378. 

  1378. <span class="sourceLineNo">1370</span>     * @param overlay  the overlay to remove (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1370"></a>
    1379. 

  1379. <span class="sourceLineNo">1371</span>     *<a name="line.1371"></a>
    1380. 

  1380. <span class="sourceLineNo">1372</span>     * @since 1.0.13<a name="line.1372"></a>
    1381. 

  1381. <span class="sourceLineNo">1373</span>     */<a name="line.1373"></a>
    1382. 

  1382. <span class="sourceLineNo">1374</span>    public void removeOverlay(Overlay overlay) {<a name="line.1374"></a>
    1383. 

  1383. <span class="sourceLineNo">1375</span>        ParamChecks.nullNotPermitted(overlay, "overlay");<a name="line.1375"></a>
    1384. 

  1384. <span class="sourceLineNo">1376</span>        boolean removed = this.overlays.remove(overlay);<a name="line.1376"></a>
    1385. 

  1385. <span class="sourceLineNo">1377</span>        if (removed) {<a name="line.1377"></a>
    1386. 

  1386. <span class="sourceLineNo">1378</span>            overlay.removeChangeListener(this);<a name="line.1378"></a>
    1387. 

  1387. <span class="sourceLineNo">1379</span>            repaint();<a name="line.1379"></a>
    1388. 

  1388. <span class="sourceLineNo">1380</span>        }<a name="line.1380"></a>
    1389. 

  1389. <span class="sourceLineNo">1381</span>    }<a name="line.1381"></a>
    1390. 

  1390. <span class="sourceLineNo">1382</span><a name="line.1382"></a>
    1391. 

  1391. <span class="sourceLineNo">1383</span>    /**<a name="line.1383"></a>
    1392. 

  1392. <span class="sourceLineNo">1384</span>     * Handles a change to an overlay by repainting the panel.<a name="line.1384"></a>
    1393. 

  1393. <span class="sourceLineNo">1385</span>     *<a name="line.1385"></a>
    1394. 

  1394. <span class="sourceLineNo">1386</span>     * @param event  the event.<a name="line.1386"></a>
    1395. 

  1395. <span class="sourceLineNo">1387</span>     *<a name="line.1387"></a>
    1396. 

  1396. <span class="sourceLineNo">1388</span>     * @since 1.0.13<a name="line.1388"></a>
    1397. 

  1397. <span class="sourceLineNo">1389</span>     */<a name="line.1389"></a>
    1398. 

  1398. <span class="sourceLineNo">1390</span>    @Override<a name="line.1390"></a>
    1399. 

  1399. <span class="sourceLineNo">1391</span>    public void overlayChanged(OverlayChangeEvent event) {<a name="line.1391"></a>
    1400. 

  1400. <span class="sourceLineNo">1392</span>        repaint();<a name="line.1392"></a>
    1401. 

  1401. <span class="sourceLineNo">1393</span>    }<a name="line.1393"></a>
    1402. 

  1402. <span class="sourceLineNo">1394</span><a name="line.1394"></a>
    1403. 

  1403. <span class="sourceLineNo">1395</span>    /**<a name="line.1395"></a>
    1404. 

  1404. <span class="sourceLineNo">1396</span>     * Switches the display of tooltips for the panel on or off.  Note that<a name="line.1396"></a>
    1405. 

  1405. <span class="sourceLineNo">1397</span>     * tooltips can only be displayed if the chart has been configured to<a name="line.1397"></a>
    1406. 

  1406. <span class="sourceLineNo">1398</span>     * generate tooltip items.<a name="line.1398"></a>
    1407. 

  1407. <span class="sourceLineNo">1399</span>     *<a name="line.1399"></a>
    1408. 

  1408. <span class="sourceLineNo">1400</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; to enable tooltips, &lt;code&gt;false&lt;/code&gt; to<a name="line.1400"></a>
    1409. 

  1409. <span class="sourceLineNo">1401</span>     *              disable tooltips.<a name="line.1401"></a>
    1410. 

  1410. <span class="sourceLineNo">1402</span>     */<a name="line.1402"></a>
    1411. 

  1411. <span class="sourceLineNo">1403</span>    public void setDisplayToolTips(boolean flag) {<a name="line.1403"></a>
    1412. 

  1412. <span class="sourceLineNo">1404</span>        if (flag) {<a name="line.1404"></a>
    1413. 

  1413. <span class="sourceLineNo">1405</span>            ToolTipManager.sharedInstance().registerComponent(this);<a name="line.1405"></a>
    1414. 

  1414. <span class="sourceLineNo">1406</span>        }<a name="line.1406"></a>
    1415. 

  1415. <span class="sourceLineNo">1407</span>        else {<a name="line.1407"></a>
    1416. 

  1416. <span class="sourceLineNo">1408</span>            ToolTipManager.sharedInstance().unregisterComponent(this);<a name="line.1408"></a>
    1417. 

  1417. <span class="sourceLineNo">1409</span>        }<a name="line.1409"></a>
    1418. 

  1418. <span class="sourceLineNo">1410</span>    }<a name="line.1410"></a>
    1419. 

  1419. <span class="sourceLineNo">1411</span><a name="line.1411"></a>
    1420. 

  1420. <span class="sourceLineNo">1412</span>    /**<a name="line.1412"></a>
    1421. 

  1421. <span class="sourceLineNo">1413</span>     * Returns a string for the tooltip.<a name="line.1413"></a>
    1422. 

  1422. <span class="sourceLineNo">1414</span>     *<a name="line.1414"></a>
    1423. 

  1423. <span class="sourceLineNo">1415</span>     * @param e  the mouse event.<a name="line.1415"></a>
    1424. 

  1424. <span class="sourceLineNo">1416</span>     *<a name="line.1416"></a>
    1425. 

  1425. <span class="sourceLineNo">1417</span>     * @return A tool tip or &lt;code&gt;null&lt;/code&gt; if no tooltip is available.<a name="line.1417"></a>
    1426. 

  1426. <span class="sourceLineNo">1418</span>     */<a name="line.1418"></a>
    1427. 

  1427. <span class="sourceLineNo">1419</span>    @Override<a name="line.1419"></a>
    1428. 

  1428. <span class="sourceLineNo">1420</span>    public String getToolTipText(MouseEvent e) {<a name="line.1420"></a>
    1429. 

  1429. <span class="sourceLineNo">1421</span>        String result = null;<a name="line.1421"></a>
    1430. 

  1430. <span class="sourceLineNo">1422</span>        if (this.info != null) {<a name="line.1422"></a>
    1431. 

  1431. <span class="sourceLineNo">1423</span>            EntityCollection entities = this.info.getEntityCollection();<a name="line.1423"></a>
    1432. 

  1432. <span class="sourceLineNo">1424</span>            if (entities != null) {<a name="line.1424"></a>
    1433. 

  1433. <span class="sourceLineNo">1425</span>                Insets insets = getInsets();<a name="line.1425"></a>
    1434. 

  1434. <span class="sourceLineNo">1426</span>                ChartEntity entity = entities.getEntity(<a name="line.1426"></a>
    1435. 

  1435. <span class="sourceLineNo">1427</span>                        (int) ((e.getX() - insets.left) / this.scaleX),<a name="line.1427"></a>
    1436. 

  1436. <span class="sourceLineNo">1428</span>                        (int) ((e.getY() - insets.top) / this.scaleY));<a name="line.1428"></a>
    1437. 

  1437. <span class="sourceLineNo">1429</span>                if (entity != null) {<a name="line.1429"></a>
    1438. 

  1438. <span class="sourceLineNo">1430</span>                    result = entity.getToolTipText();<a name="line.1430"></a>
    1439. 

  1439. <span class="sourceLineNo">1431</span>                }<a name="line.1431"></a>
    1440. 

  1440. <span class="sourceLineNo">1432</span>            }<a name="line.1432"></a>
    1441. 

  1441. <span class="sourceLineNo">1433</span>        }<a name="line.1433"></a>
    1442. 

  1442. <span class="sourceLineNo">1434</span>        return result;<a name="line.1434"></a>
    1443. 

  1443. <span class="sourceLineNo">1435</span>    }<a name="line.1435"></a>
    1444. 

  1444. <span class="sourceLineNo">1436</span><a name="line.1436"></a>
    1445. 

  1445. <span class="sourceLineNo">1437</span>    /**<a name="line.1437"></a>
    1446. 

  1446. <span class="sourceLineNo">1438</span>     * Translates a Java2D point on the chart to a screen location.<a name="line.1438"></a>
    1447. 

  1447. <span class="sourceLineNo">1439</span>     *<a name="line.1439"></a>
    1448. 

  1448. <span class="sourceLineNo">1440</span>     * @param java2DPoint  the Java2D point.<a name="line.1440"></a>
    1449. 

  1449. <span class="sourceLineNo">1441</span>     *<a name="line.1441"></a>
    1450. 

  1450. <span class="sourceLineNo">1442</span>     * @return The screen location.<a name="line.1442"></a>
    1451. 

  1451. <span class="sourceLineNo">1443</span>     */<a name="line.1443"></a>
    1452. 

  1452. <span class="sourceLineNo">1444</span>    public Point translateJava2DToScreen(Point2D java2DPoint) {<a name="line.1444"></a>
    1453. 

  1453. <span class="sourceLineNo">1445</span>        Insets insets = getInsets();<a name="line.1445"></a>
    1454. 

  1454. <span class="sourceLineNo">1446</span>        int x = (int) (java2DPoint.getX() * this.scaleX + insets.left);<a name="line.1446"></a>
    1455. 

  1455. <span class="sourceLineNo">1447</span>        int y = (int) (java2DPoint.getY() * this.scaleY + insets.top);<a name="line.1447"></a>
    1456. 

  1456. <span class="sourceLineNo">1448</span>        return new Point(x, y);<a name="line.1448"></a>
    1457. 

  1457. <span class="sourceLineNo">1449</span>    }<a name="line.1449"></a>
    1458. 

  1458. <span class="sourceLineNo">1450</span><a name="line.1450"></a>
    1459. 

  1459. <span class="sourceLineNo">1451</span>    /**<a name="line.1451"></a>
    1460. 

  1460. <span class="sourceLineNo">1452</span>     * Translates a panel (component) location to a Java2D point.<a name="line.1452"></a>
    1461. 

  1461. <span class="sourceLineNo">1453</span>     *<a name="line.1453"></a>
    1462. 

  1462. <span class="sourceLineNo">1454</span>     * @param screenPoint  the screen location (&lt;code&gt;null&lt;/code&gt; not<a name="line.1454"></a>
    1463. 

  1463. <span class="sourceLineNo">1455</span>     *                     permitted).<a name="line.1455"></a>
    1464. 

  1464. <span class="sourceLineNo">1456</span>     *<a name="line.1456"></a>
    1465. 

  1465. <span class="sourceLineNo">1457</span>     * @return The Java2D coordinates.<a name="line.1457"></a>
    1466. 

  1466. <span class="sourceLineNo">1458</span>     */<a name="line.1458"></a>
    1467. 

  1467. <span class="sourceLineNo">1459</span>    public Point2D translateScreenToJava2D(Point screenPoint) {<a name="line.1459"></a>
    1468. 

  1468. <span class="sourceLineNo">1460</span>        Insets insets = getInsets();<a name="line.1460"></a>
    1469. 

  1469. <span class="sourceLineNo">1461</span>        double x = (screenPoint.getX() - insets.left) / this.scaleX;<a name="line.1461"></a>
    1470. 

  1470. <span class="sourceLineNo">1462</span>        double y = (screenPoint.getY() - insets.top) / this.scaleY;<a name="line.1462"></a>
    1471. 

  1471. <span class="sourceLineNo">1463</span>        return new Point2D.Double(x, y);<a name="line.1463"></a>
    1472. 

  1472. <span class="sourceLineNo">1464</span>    }<a name="line.1464"></a>
    1473. 

  1473. <span class="sourceLineNo">1465</span><a name="line.1465"></a>
    1474. 

  1474. <span class="sourceLineNo">1466</span>    /**<a name="line.1466"></a>
    1475. 

  1475. <span class="sourceLineNo">1467</span>     * Applies any scaling that is in effect for the chart drawing to the<a name="line.1467"></a>
    1476. 

  1476. <span class="sourceLineNo">1468</span>     * given rectangle.<a name="line.1468"></a>
    1477. 

  1477. <span class="sourceLineNo">1469</span>     *<a name="line.1469"></a>
    1478. 

  1478. <span class="sourceLineNo">1470</span>     * @param rect  the rectangle (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1470"></a>
    1479. 

  1479. <span class="sourceLineNo">1471</span>     *<a name="line.1471"></a>
    1480. 

  1480. <span class="sourceLineNo">1472</span>     * @return A new scaled rectangle.<a name="line.1472"></a>
    1481. 

  1481. <span class="sourceLineNo">1473</span>     */<a name="line.1473"></a>
    1482. 

  1482. <span class="sourceLineNo">1474</span>    public Rectangle2D scale(Rectangle2D rect) {<a name="line.1474"></a>
    1483. 

  1483. <span class="sourceLineNo">1475</span>        Insets insets = getInsets();<a name="line.1475"></a>
    1484. 

  1484. <span class="sourceLineNo">1476</span>        double x = rect.getX() * getScaleX() + insets.left;<a name="line.1476"></a>
    1485. 

  1485. <span class="sourceLineNo">1477</span>        double y = rect.getY() * getScaleY() + insets.top;<a name="line.1477"></a>
    1486. 

  1486. <span class="sourceLineNo">1478</span>        double w = rect.getWidth() * getScaleX();<a name="line.1478"></a>
    1487. 

  1487. <span class="sourceLineNo">1479</span>        double h = rect.getHeight() * getScaleY();<a name="line.1479"></a>
    1488. 

  1488. <span class="sourceLineNo">1480</span>        return new Rectangle2D.Double(x, y, w, h);<a name="line.1480"></a>
    1489. 

  1489. <span class="sourceLineNo">1481</span>    }<a name="line.1481"></a>
    1490. 

  1490. <span class="sourceLineNo">1482</span><a name="line.1482"></a>
    1491. 

  1491. <span class="sourceLineNo">1483</span>    /**<a name="line.1483"></a>
    1492. 

  1492. <span class="sourceLineNo">1484</span>     * Returns the chart entity at a given point.<a name="line.1484"></a>
    1493. 

  1493. <span class="sourceLineNo">1485</span>     * &lt;P&gt;<a name="line.1485"></a>
    1494. 

  1494. <span class="sourceLineNo">1486</span>     * This method will return null if there is (a) no entity at the given<a name="line.1486"></a>
    1495. 

  1495. <span class="sourceLineNo">1487</span>     * point, or (b) no entity collection has been generated.<a name="line.1487"></a>
    1496. 

  1496. <span class="sourceLineNo">1488</span>     *<a name="line.1488"></a>
    1497. 

  1497. <span class="sourceLineNo">1489</span>     * @param viewX  the x-coordinate.<a name="line.1489"></a>
    1498. 

  1498. <span class="sourceLineNo">1490</span>     * @param viewY  the y-coordinate.<a name="line.1490"></a>
    1499. 

  1499. <span class="sourceLineNo">1491</span>     *<a name="line.1491"></a>
    1500. 

  1500. <span class="sourceLineNo">1492</span>     * @return The chart entity (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1492"></a>
    1501. 

  1501. <span class="sourceLineNo">1493</span>     */<a name="line.1493"></a>
    1502. 

  1502. <span class="sourceLineNo">1494</span>    public ChartEntity getEntityForPoint(int viewX, int viewY) {<a name="line.1494"></a>
    1503. 

  1503. <span class="sourceLineNo">1495</span><a name="line.1495"></a>
    1504. 

  1504. <span class="sourceLineNo">1496</span>        ChartEntity result = null;<a name="line.1496"></a>
    1505. 

  1505. <span class="sourceLineNo">1497</span>        if (this.info != null) {<a name="line.1497"></a>
    1506. 

  1506. <span class="sourceLineNo">1498</span>            Insets insets = getInsets();<a name="line.1498"></a>
    1507. 

  1507. <span class="sourceLineNo">1499</span>            double x = (viewX - insets.left) / this.scaleX;<a name="line.1499"></a>
    1508. 

  1508. <span class="sourceLineNo">1500</span>            double y = (viewY - insets.top) / this.scaleY;<a name="line.1500"></a>
    1509. 

  1509. <span class="sourceLineNo">1501</span>            EntityCollection entities = this.info.getEntityCollection();<a name="line.1501"></a>
    1510. 

  1510. <span class="sourceLineNo">1502</span>            result = entities != null ? entities.getEntity(x, y) : null;<a name="line.1502"></a>
    1511. 

  1511. <span class="sourceLineNo">1503</span>        }<a name="line.1503"></a>
    1512. 

  1512. <span class="sourceLineNo">1504</span>        return result;<a name="line.1504"></a>
    1513. 

  1513. <span class="sourceLineNo">1505</span><a name="line.1505"></a>
    1514. 

  1514. <span class="sourceLineNo">1506</span>    }<a name="line.1506"></a>
    1515. 

  1515. <span class="sourceLineNo">1507</span><a name="line.1507"></a>
    1516. 

  1516. <span class="sourceLineNo">1508</span>    /**<a name="line.1508"></a>
    1517. 

  1517. <span class="sourceLineNo">1509</span>     * Returns the flag that controls whether or not the offscreen buffer<a name="line.1509"></a>
    1518. 

  1518. <span class="sourceLineNo">1510</span>     * needs to be refreshed.<a name="line.1510"></a>
    1519. 

  1519. <span class="sourceLineNo">1511</span>     *<a name="line.1511"></a>
    1520. 

  1520. <span class="sourceLineNo">1512</span>     * @return A boolean.<a name="line.1512"></a>
    1521. 

  1521. <span class="sourceLineNo">1513</span>     */<a name="line.1513"></a>
    1522. 

  1522. <span class="sourceLineNo">1514</span>    public boolean getRefreshBuffer() {<a name="line.1514"></a>
    1523. 

  1523. <span class="sourceLineNo">1515</span>        return this.refreshBuffer;<a name="line.1515"></a>
    1524. 

  1524. <span class="sourceLineNo">1516</span>    }<a name="line.1516"></a>
    1525. 

  1525. <span class="sourceLineNo">1517</span><a name="line.1517"></a>
    1526. 

  1526. <span class="sourceLineNo">1518</span>    /**<a name="line.1518"></a>
    1527. 

  1527. <span class="sourceLineNo">1519</span>     * Sets the refresh buffer flag.  This flag is used to avoid unnecessary<a name="line.1519"></a>
    1528. 

  1528. <span class="sourceLineNo">1520</span>     * redrawing of the chart when the offscreen image buffer is used.<a name="line.1520"></a>
    1529. 

  1529. <span class="sourceLineNo">1521</span>     *<a name="line.1521"></a>
    1530. 

  1530. <span class="sourceLineNo">1522</span>     * @param flag  &lt;code&gt;true&lt;/code&gt; indicates that the buffer should be<a name="line.1522"></a>
    1531. 

  1531. <span class="sourceLineNo">1523</span>     *              refreshed.<a name="line.1523"></a>
    1532. 

  1532. <span class="sourceLineNo">1524</span>     */<a name="line.1524"></a>
    1533. 

  1533. <span class="sourceLineNo">1525</span>    public void setRefreshBuffer(boolean flag) {<a name="line.1525"></a>
    1534. 

  1534. <span class="sourceLineNo">1526</span>        this.refreshBuffer = flag;<a name="line.1526"></a>
    1535. 

  1535. <span class="sourceLineNo">1527</span>    }<a name="line.1527"></a>
    1536. 

  1536. <span class="sourceLineNo">1528</span><a name="line.1528"></a>
    1537. 

  1537. <span class="sourceLineNo">1529</span>    /**<a name="line.1529"></a>
    1538. 

  1538. <span class="sourceLineNo">1530</span>     * Paints the component by drawing the chart to fill the entire component,<a name="line.1530"></a>
    1539. 

  1539. <span class="sourceLineNo">1531</span>     * but allowing for the insets (which will be non-zero if a border has been<a name="line.1531"></a>
    1540. 

  1540. <span class="sourceLineNo">1532</span>     * set for this component).  To increase performance (at the expense of<a name="line.1532"></a>
    1541. 

  1541. <span class="sourceLineNo">1533</span>     * memory), an off-screen buffer image can be used.<a name="line.1533"></a>
    1542. 

  1542. <span class="sourceLineNo">1534</span>     *<a name="line.1534"></a>
    1543. 

  1543. <span class="sourceLineNo">1535</span>     * @param g  the graphics device for drawing on.<a name="line.1535"></a>
    1544. 

  1544. <span class="sourceLineNo">1536</span>     */<a name="line.1536"></a>
    1545. 

  1545. <span class="sourceLineNo">1537</span>    @Override<a name="line.1537"></a>
    1546. 

  1546. <span class="sourceLineNo">1538</span>    public void paintComponent(Graphics g) {<a name="line.1538"></a>
    1547. 

  1547. <span class="sourceLineNo">1539</span>        super.paintComponent(g);<a name="line.1539"></a>
    1548. 

  1548. <span class="sourceLineNo">1540</span>        if (this.chart == null) {<a name="line.1540"></a>
    1549. 

  1549. <span class="sourceLineNo">1541</span>            return;<a name="line.1541"></a>
    1550. 

  1550. <span class="sourceLineNo">1542</span>        }<a name="line.1542"></a>
    1551. 

  1551. <span class="sourceLineNo">1543</span>        Graphics2D g2 = (Graphics2D) g.create();<a name="line.1543"></a>
    1552. 

  1552. <span class="sourceLineNo">1544</span>        <a name="line.1544"></a>
    1553. 

  1553. <span class="sourceLineNo">1545</span>        // first determine the size of the chart rendering area...<a name="line.1545"></a>
    1554. 

  1554. <span class="sourceLineNo">1546</span>        Dimension size = getSize();<a name="line.1546"></a>
    1555. 

  1555. <span class="sourceLineNo">1547</span>        Insets insets = getInsets();<a name="line.1547"></a>
    1556. 

  1556. <span class="sourceLineNo">1548</span>        Rectangle2D available = new Rectangle2D.Double(insets.left, insets.top,<a name="line.1548"></a>
    1557. 

  1557. <span class="sourceLineNo">1549</span>                size.getWidth() - insets.left - insets.right,<a name="line.1549"></a>
    1558. 

  1558. <span class="sourceLineNo">1550</span>                size.getHeight() - insets.top - insets.bottom);<a name="line.1550"></a>
    1559. 

  1559. <span class="sourceLineNo">1551</span><a name="line.1551"></a>
    1560. 

  1560. <span class="sourceLineNo">1552</span>        // work out if scaling is required...<a name="line.1552"></a>
    1561. 

  1561. <span class="sourceLineNo">1553</span>        boolean scale = false;<a name="line.1553"></a>
    1562. 

  1562. <span class="sourceLineNo">1554</span>        double drawWidth = available.getWidth();<a name="line.1554"></a>
    1563. 

  1563. <span class="sourceLineNo">1555</span>        double drawHeight = available.getHeight();<a name="line.1555"></a>
    1564. 

  1564. <span class="sourceLineNo">1556</span>        this.scaleX = 1.0;<a name="line.1556"></a>
    1565. 

  1565. <span class="sourceLineNo">1557</span>        this.scaleY = 1.0;<a name="line.1557"></a>
    1566. 

  1566. <span class="sourceLineNo">1558</span><a name="line.1558"></a>
    1567. 

  1567. <span class="sourceLineNo">1559</span>        if (drawWidth &lt; this.minimumDrawWidth) {<a name="line.1559"></a>
    1568. 

  1568. <span class="sourceLineNo">1560</span>            this.scaleX = drawWidth / this.minimumDrawWidth;<a name="line.1560"></a>
    1569. 

  1569. <span class="sourceLineNo">1561</span>            drawWidth = this.minimumDrawWidth;<a name="line.1561"></a>
    1570. 

  1570. <span class="sourceLineNo">1562</span>            scale = true;<a name="line.1562"></a>
    1571. 

  1571. <span class="sourceLineNo">1563</span>        }<a name="line.1563"></a>
    1572. 

  1572. <span class="sourceLineNo">1564</span>        else if (drawWidth &gt; this.maximumDrawWidth) {<a name="line.1564"></a>
    1573. 

  1573. <span class="sourceLineNo">1565</span>            this.scaleX = drawWidth / this.maximumDrawWidth;<a name="line.1565"></a>
    1574. 

  1574. <span class="sourceLineNo">1566</span>            drawWidth = this.maximumDrawWidth;<a name="line.1566"></a>
    1575. 

  1575. <span class="sourceLineNo">1567</span>            scale = true;<a name="line.1567"></a>
    1576. 

  1576. <span class="sourceLineNo">1568</span>        }<a name="line.1568"></a>
    1577. 

  1577. <span class="sourceLineNo">1569</span><a name="line.1569"></a>
    1578. 

  1578. <span class="sourceLineNo">1570</span>        if (drawHeight &lt; this.minimumDrawHeight) {<a name="line.1570"></a>
    1579. 

  1579. <span class="sourceLineNo">1571</span>            this.scaleY = drawHeight / this.minimumDrawHeight;<a name="line.1571"></a>
    1580. 

  1580. <span class="sourceLineNo">1572</span>            drawHeight = this.minimumDrawHeight;<a name="line.1572"></a>
    1581. 

  1581. <span class="sourceLineNo">1573</span>            scale = true;<a name="line.1573"></a>
    1582. 

  1582. <span class="sourceLineNo">1574</span>        }<a name="line.1574"></a>
    1583. 

  1583. <span class="sourceLineNo">1575</span>        else if (drawHeight &gt; this.maximumDrawHeight) {<a name="line.1575"></a>
    1584. 

  1584. <span class="sourceLineNo">1576</span>            this.scaleY = drawHeight / this.maximumDrawHeight;<a name="line.1576"></a>
    1585. 

  1585. <span class="sourceLineNo">1577</span>            drawHeight = this.maximumDrawHeight;<a name="line.1577"></a>
    1586. 

  1586. <span class="sourceLineNo">1578</span>            scale = true;<a name="line.1578"></a>
    1587. 

  1587. <span class="sourceLineNo">1579</span>        }<a name="line.1579"></a>
    1588. 

  1588. <span class="sourceLineNo">1580</span><a name="line.1580"></a>
    1589. 

  1589. <span class="sourceLineNo">1581</span>        Rectangle2D chartArea = new Rectangle2D.Double(0.0, 0.0, drawWidth,<a name="line.1581"></a>
    1590. 

  1590. <span class="sourceLineNo">1582</span>                drawHeight);<a name="line.1582"></a>
    1591. 

  1591. <span class="sourceLineNo">1583</span><a name="line.1583"></a>
    1592. 

  1592. <span class="sourceLineNo">1584</span>        // are we using the chart buffer?<a name="line.1584"></a>
    1593. 

  1593. <span class="sourceLineNo">1585</span>        if (this.useBuffer) {<a name="line.1585"></a>
    1594. 

  1594. <span class="sourceLineNo">1586</span><a name="line.1586"></a>
    1595. 

  1595. <span class="sourceLineNo">1587</span>            // do we need to resize the buffer?<a name="line.1587"></a>
    1596. 

  1596. <span class="sourceLineNo">1588</span>            if ((this.chartBuffer == null)<a name="line.1588"></a>
    1597. 

  1597. <span class="sourceLineNo">1589</span>                    || (this.chartBufferWidth != available.getWidth())<a name="line.1589"></a>
    1598. 

  1598. <span class="sourceLineNo">1590</span>                    || (this.chartBufferHeight != available.getHeight())) {<a name="line.1590"></a>
    1599. 

  1599. <span class="sourceLineNo">1591</span>                this.chartBufferWidth = (int) available.getWidth();<a name="line.1591"></a>
    1600. 

  1600. <span class="sourceLineNo">1592</span>                this.chartBufferHeight = (int) available.getHeight();<a name="line.1592"></a>
    1601. 

  1601. <span class="sourceLineNo">1593</span>                GraphicsConfiguration gc = g2.getDeviceConfiguration();<a name="line.1593"></a>
    1602. 

  1602. <span class="sourceLineNo">1594</span>                this.chartBuffer = gc.createCompatibleImage(<a name="line.1594"></a>
    1603. 

  1603. <span class="sourceLineNo">1595</span>                        this.chartBufferWidth, this.chartBufferHeight,<a name="line.1595"></a>
    1604. 

  1604. <span class="sourceLineNo">1596</span>                        Transparency.TRANSLUCENT);<a name="line.1596"></a>
    1605. 

  1605. <span class="sourceLineNo">1597</span>                this.refreshBuffer = true;<a name="line.1597"></a>
    1606. 

  1606. <span class="sourceLineNo">1598</span>            }<a name="line.1598"></a>
    1607. 

  1607. <span class="sourceLineNo">1599</span><a name="line.1599"></a>
    1608. 

  1608. <span class="sourceLineNo">1600</span>            // do we need to redraw the buffer?<a name="line.1600"></a>
    1609. 

  1609. <span class="sourceLineNo">1601</span>            if (this.refreshBuffer) {<a name="line.1601"></a>
    1610. 

  1610. <span class="sourceLineNo">1602</span><a name="line.1602"></a>
    1611. 

  1611. <span class="sourceLineNo">1603</span>                this.refreshBuffer = false; // clear the flag<a name="line.1603"></a>
    1612. 

  1612. <span class="sourceLineNo">1604</span><a name="line.1604"></a>
    1613. 

  1613. <span class="sourceLineNo">1605</span>                Rectangle2D bufferArea = new Rectangle2D.Double(<a name="line.1605"></a>
    1614. 

  1614. <span class="sourceLineNo">1606</span>                        0, 0, this.chartBufferWidth, this.chartBufferHeight);<a name="line.1606"></a>
    1615. 

  1615. <span class="sourceLineNo">1607</span><a name="line.1607"></a>
    1616. 

  1616. <span class="sourceLineNo">1608</span>                // make the background of the buffer clear and transparent<a name="line.1608"></a>
    1617. 

  1617. <span class="sourceLineNo">1609</span>                Graphics2D bufferG2 = (Graphics2D)<a name="line.1609"></a>
    1618. 

  1618. <span class="sourceLineNo">1610</span>                        this.chartBuffer.getGraphics();<a name="line.1610"></a>
    1619. 

  1619. <span class="sourceLineNo">1611</span>                Composite savedComposite = bufferG2.getComposite();<a name="line.1611"></a>
    1620. 

  1620. <span class="sourceLineNo">1612</span>                bufferG2.setComposite(AlphaComposite.getInstance(<a name="line.1612"></a>
    1621. 

  1621. <span class="sourceLineNo">1613</span>                        AlphaComposite.CLEAR, 0.0f));<a name="line.1613"></a>
    1622. 

  1622. <span class="sourceLineNo">1614</span>                Rectangle r = new Rectangle(0, 0, this.chartBufferWidth,<a name="line.1614"></a>
    1623. 

  1623. <span class="sourceLineNo">1615</span>                        this.chartBufferHeight);<a name="line.1615"></a>
    1624. 

  1624. <span class="sourceLineNo">1616</span>                bufferG2.fill(r);<a name="line.1616"></a>
    1625. 

  1625. <span class="sourceLineNo">1617</span>                bufferG2.setComposite(savedComposite);<a name="line.1617"></a>
    1626. 

  1626. <span class="sourceLineNo">1618</span>                <a name="line.1618"></a>
    1627. 

  1627. <span class="sourceLineNo">1619</span>                if (scale) {<a name="line.1619"></a>
    1628. 

  1628. <span class="sourceLineNo">1620</span>                    AffineTransform saved = bufferG2.getTransform();<a name="line.1620"></a>
    1629. 

  1629. <span class="sourceLineNo">1621</span>                    AffineTransform st = AffineTransform.getScaleInstance(<a name="line.1621"></a>
    1630. 

  1630. <span class="sourceLineNo">1622</span>                            this.scaleX, this.scaleY);<a name="line.1622"></a>
    1631. 

  1631. <span class="sourceLineNo">1623</span>                    bufferG2.transform(st);<a name="line.1623"></a>
    1632. 

  1632. <span class="sourceLineNo">1624</span>                    this.chart.draw(bufferG2, chartArea, this.anchor,<a name="line.1624"></a>
    1633. 

  1633. <span class="sourceLineNo">1625</span>                            this.info);<a name="line.1625"></a>
    1634. 

  1634. <span class="sourceLineNo">1626</span>                    bufferG2.setTransform(saved);<a name="line.1626"></a>
    1635. 

  1635. <span class="sourceLineNo">1627</span>                } else {<a name="line.1627"></a>
    1636. 

  1636. <span class="sourceLineNo">1628</span>                    this.chart.draw(bufferG2, bufferArea, this.anchor,<a name="line.1628"></a>
    1637. 

  1637. <span class="sourceLineNo">1629</span>                            this.info);<a name="line.1629"></a>
    1638. 

  1638. <span class="sourceLineNo">1630</span>                }<a name="line.1630"></a>
    1639. 

  1639. <span class="sourceLineNo">1631</span><a name="line.1631"></a>
    1640. 

  1640. <span class="sourceLineNo">1632</span>            }<a name="line.1632"></a>
    1641. 

  1641. <span class="sourceLineNo">1633</span><a name="line.1633"></a>
    1642. 

  1642. <span class="sourceLineNo">1634</span>            // zap the buffer onto the panel...<a name="line.1634"></a>
    1643. 

  1643. <span class="sourceLineNo">1635</span>            g2.drawImage(this.chartBuffer, insets.left, insets.top, this);<a name="line.1635"></a>
    1644. 

  1644. <span class="sourceLineNo">1636</span><a name="line.1636"></a>
    1645. 

  1645. <span class="sourceLineNo">1637</span>        } else { // redrawing the chart every time...<a name="line.1637"></a>
    1646. 

  1646. <span class="sourceLineNo">1638</span>            AffineTransform saved = g2.getTransform();<a name="line.1638"></a>
    1647. 

  1647. <span class="sourceLineNo">1639</span>            g2.translate(insets.left, insets.top);<a name="line.1639"></a>
    1648. 

  1648. <span class="sourceLineNo">1640</span>            if (scale) {<a name="line.1640"></a>
    1649. 

  1649. <span class="sourceLineNo">1641</span>                AffineTransform st = AffineTransform.getScaleInstance(<a name="line.1641"></a>
    1650. 

  1650. <span class="sourceLineNo">1642</span>                        this.scaleX, this.scaleY);<a name="line.1642"></a>
    1651. 

  1651. <span class="sourceLineNo">1643</span>                g2.transform(st);<a name="line.1643"></a>
    1652. 

  1652. <span class="sourceLineNo">1644</span>            }<a name="line.1644"></a>
    1653. 

  1653. <span class="sourceLineNo">1645</span>            this.chart.draw(g2, chartArea, this.anchor, this.info);<a name="line.1645"></a>
    1654. 

  1654. <span class="sourceLineNo">1646</span>            g2.setTransform(saved);<a name="line.1646"></a>
    1655. 

  1655. <span class="sourceLineNo">1647</span><a name="line.1647"></a>
    1656. 

  1656. <span class="sourceLineNo">1648</span>        }<a name="line.1648"></a>
    1657. 

  1657. <span class="sourceLineNo">1649</span><a name="line.1649"></a>
    1658. 

  1658. <span class="sourceLineNo">1650</span>        Iterator iterator = this.overlays.iterator();<a name="line.1650"></a>
    1659. 

  1659. <span class="sourceLineNo">1651</span>        while (iterator.hasNext()) {<a name="line.1651"></a>
    1660. 

  1660. <span class="sourceLineNo">1652</span>            Overlay overlay = (Overlay) iterator.next();<a name="line.1652"></a>
    1661. 

  1661. <span class="sourceLineNo">1653</span>            overlay.paintOverlay(g2, this);<a name="line.1653"></a>
    1662. 

  1662. <span class="sourceLineNo">1654</span>        }<a name="line.1654"></a>
    1663. 

  1663. <span class="sourceLineNo">1655</span><a name="line.1655"></a>
    1664. 

  1664. <span class="sourceLineNo">1656</span>        // redraw the zoom rectangle (if present) - if useBuffer is false,<a name="line.1656"></a>
    1665. 

  1665. <span class="sourceLineNo">1657</span>        // we use XOR so we can XOR the rectangle away again without redrawing<a name="line.1657"></a>
    1666. 

  1666. <span class="sourceLineNo">1658</span>        // the chart<a name="line.1658"></a>
    1667. 

  1667. <span class="sourceLineNo">1659</span>        drawZoomRectangle(g2, !this.useBuffer);<a name="line.1659"></a>
    1668. 

  1668. <span class="sourceLineNo">1660</span><a name="line.1660"></a>
    1669. 

  1669. <span class="sourceLineNo">1661</span>        g2.dispose();<a name="line.1661"></a>
    1670. 

  1670. <span class="sourceLineNo">1662</span><a name="line.1662"></a>
    1671. 

  1671. <span class="sourceLineNo">1663</span>        this.anchor = null;<a name="line.1663"></a>
    1672. 

  1672. <span class="sourceLineNo">1664</span>        this.verticalTraceLine = null;<a name="line.1664"></a>
    1673. 

  1673. <span class="sourceLineNo">1665</span>        this.horizontalTraceLine = null;<a name="line.1665"></a>
    1674. 

  1674. <span class="sourceLineNo">1666</span>    }<a name="line.1666"></a>
    1675. 

  1675. <span class="sourceLineNo">1667</span><a name="line.1667"></a>
    1676. 

  1676. <span class="sourceLineNo">1668</span>    /**<a name="line.1668"></a>
    1677. 

  1677. <span class="sourceLineNo">1669</span>     * Receives notification of changes to the chart, and redraws the chart.<a name="line.1669"></a>
    1678. 

  1678. <span class="sourceLineNo">1670</span>     *<a name="line.1670"></a>
    1679. 

  1679. <span class="sourceLineNo">1671</span>     * @param event  details of the chart change event.<a name="line.1671"></a>
    1680. 

  1680. <span class="sourceLineNo">1672</span>     */<a name="line.1672"></a>
    1681. 

  1681. <span class="sourceLineNo">1673</span>    @Override<a name="line.1673"></a>
    1682. 

  1682. <span class="sourceLineNo">1674</span>    public void chartChanged(ChartChangeEvent event) {<a name="line.1674"></a>
    1683. 

  1683. <span class="sourceLineNo">1675</span>        this.refreshBuffer = true;<a name="line.1675"></a>
    1684. 

  1684. <span class="sourceLineNo">1676</span>        Plot plot = this.chart.getPlot();<a name="line.1676"></a>
    1685. 

  1685. <span class="sourceLineNo">1677</span>        if (plot instanceof Zoomable) {<a name="line.1677"></a>
    1686. 

  1686. <span class="sourceLineNo">1678</span>            Zoomable z = (Zoomable) plot;<a name="line.1678"></a>
    1687. 

  1687. <span class="sourceLineNo">1679</span>            this.orientation = z.getOrientation();<a name="line.1679"></a>
    1688. 

  1688. <span class="sourceLineNo">1680</span>        }<a name="line.1680"></a>
    1689. 

  1689. <span class="sourceLineNo">1681</span>        repaint();<a name="line.1681"></a>
    1690. 

  1690. <span class="sourceLineNo">1682</span>    }<a name="line.1682"></a>
    1691. 

  1691. <span class="sourceLineNo">1683</span><a name="line.1683"></a>
    1692. 

  1692. <span class="sourceLineNo">1684</span>    /**<a name="line.1684"></a>
    1693. 

  1693. <span class="sourceLineNo">1685</span>     * Receives notification of a chart progress event.<a name="line.1685"></a>
    1694. 

  1694. <span class="sourceLineNo">1686</span>     *<a name="line.1686"></a>
    1695. 

  1695. <span class="sourceLineNo">1687</span>     * @param event  the event.<a name="line.1687"></a>
    1696. 

  1696. <span class="sourceLineNo">1688</span>     */<a name="line.1688"></a>
    1697. 

  1697. <span class="sourceLineNo">1689</span>    @Override<a name="line.1689"></a>
    1698. 

  1698. <span class="sourceLineNo">1690</span>    public void chartProgress(ChartProgressEvent event) {<a name="line.1690"></a>
    1699. 

  1699. <span class="sourceLineNo">1691</span>        // does nothing - override if necessary<a name="line.1691"></a>
    1700. 

  1700. <span class="sourceLineNo">1692</span>    }<a name="line.1692"></a>
    1701. 

  1701. <span class="sourceLineNo">1693</span><a name="line.1693"></a>
    1702. 

  1702. <span class="sourceLineNo">1694</span>    /**<a name="line.1694"></a>
    1703. 

  1703. <span class="sourceLineNo">1695</span>     * Handles action events generated by the popup menu.<a name="line.1695"></a>
    1704. 

  1704. <span class="sourceLineNo">1696</span>     *<a name="line.1696"></a>
    1705. 

  1705. <span class="sourceLineNo">1697</span>     * @param event  the event.<a name="line.1697"></a>
    1706. 

  1706. <span class="sourceLineNo">1698</span>     */<a name="line.1698"></a>
    1707. 

  1707. <span class="sourceLineNo">1699</span>    @Override<a name="line.1699"></a>
    1708. 

  1708. <span class="sourceLineNo">1700</span>    public void actionPerformed(ActionEvent event) {<a name="line.1700"></a>
    1709. 

  1709. <span class="sourceLineNo">1701</span><a name="line.1701"></a>
    1710. 

  1710. <span class="sourceLineNo">1702</span>        String command = event.getActionCommand();<a name="line.1702"></a>
    1711. 

  1711. <span class="sourceLineNo">1703</span><a name="line.1703"></a>
    1712. 

  1712. <span class="sourceLineNo">1704</span>        // many of the zoom methods need a screen location - all we have is<a name="line.1704"></a>
    1713. 

  1713. <span class="sourceLineNo">1705</span>        // the zoomPoint, but it might be null.  Here we grab the x and y<a name="line.1705"></a>
    1714. 

  1714. <span class="sourceLineNo">1706</span>        // coordinates, or use defaults...<a name="line.1706"></a>
    1715. 

  1715. <span class="sourceLineNo">1707</span>        double screenX = -1.0;<a name="line.1707"></a>
    1716. 

  1716. <span class="sourceLineNo">1708</span>        double screenY = -1.0;<a name="line.1708"></a>
    1717. 

  1717. <span class="sourceLineNo">1709</span>        if (this.zoomPoint != null) {<a name="line.1709"></a>
    1718. 

  1718. <span class="sourceLineNo">1710</span>            screenX = this.zoomPoint.getX();<a name="line.1710"></a>
    1719. 

  1719. <span class="sourceLineNo">1711</span>            screenY = this.zoomPoint.getY();<a name="line.1711"></a>
    1720. 

  1720. <span class="sourceLineNo">1712</span>        }<a name="line.1712"></a>
    1721. 

  1721. <span class="sourceLineNo">1713</span><a name="line.1713"></a>
    1722. 

  1722. <span class="sourceLineNo">1714</span>        if (command.equals(PROPERTIES_COMMAND)) {<a name="line.1714"></a>
    1723. 

  1723. <span class="sourceLineNo">1715</span>            doEditChartProperties();<a name="line.1715"></a>
    1724. 

  1724. <span class="sourceLineNo">1716</span>        }<a name="line.1716"></a>
    1725. 

  1725. <span class="sourceLineNo">1717</span>        else if (command.equals(COPY_COMMAND)) {<a name="line.1717"></a>
    1726. 

  1726. <span class="sourceLineNo">1718</span>            doCopy();<a name="line.1718"></a>
    1727. 

  1727. <span class="sourceLineNo">1719</span>        }<a name="line.1719"></a>
    1728. 

  1728. <span class="sourceLineNo">1720</span>        else if (command.equals(SAVE_AS_PNG_COMMAND)) {<a name="line.1720"></a>
    1729. 

  1729. <span class="sourceLineNo">1721</span>            try {<a name="line.1721"></a>
    1730. 

  1730. <span class="sourceLineNo">1722</span>                doSaveAs();<a name="line.1722"></a>
    1731. 

  1731. <span class="sourceLineNo">1723</span>            }<a name="line.1723"></a>
    1732. 

  1732. <span class="sourceLineNo">1724</span>            catch (IOException e) {<a name="line.1724"></a>
    1733. 

  1733. <span class="sourceLineNo">1725</span>                JOptionPane.showMessageDialog(this, "I/O error occurred.", <a name="line.1725"></a>
    1734. 

  1734. <span class="sourceLineNo">1726</span>                        "Save As PNG", JOptionPane.WARNING_MESSAGE);<a name="line.1726"></a>
    1735. 

  1735. <span class="sourceLineNo">1727</span>            }<a name="line.1727"></a>
    1736. 

  1736. <span class="sourceLineNo">1728</span>        }<a name="line.1728"></a>
    1737. 

  1737. <span class="sourceLineNo">1729</span>        else if (command.equals(SAVE_AS_SVG_COMMAND)) {<a name="line.1729"></a>
    1738. 

  1738. <span class="sourceLineNo">1730</span>            try {<a name="line.1730"></a>
    1739. 

  1739. <span class="sourceLineNo">1731</span>                saveAsSVG(null);<a name="line.1731"></a>
    1740. 

  1740. <span class="sourceLineNo">1732</span>            } catch (IOException e) {<a name="line.1732"></a>
    1741. 

  1741. <span class="sourceLineNo">1733</span>                JOptionPane.showMessageDialog(this, "I/O error occurred.", <a name="line.1733"></a>
    1742. 

  1742. <span class="sourceLineNo">1734</span>                        "Save As SVG", JOptionPane.WARNING_MESSAGE);<a name="line.1734"></a>
    1743. 

  1743. <span class="sourceLineNo">1735</span>            }<a name="line.1735"></a>
    1744. 

  1744. <span class="sourceLineNo">1736</span>        }<a name="line.1736"></a>
    1745. 

  1745. <span class="sourceLineNo">1737</span>        else if (command.equals(SAVE_AS_PDF_COMMAND)) {<a name="line.1737"></a>
    1746. 

  1746. <span class="sourceLineNo">1738</span>            saveAsPDF(null);<a name="line.1738"></a>
    1747. 

  1747. <span class="sourceLineNo">1739</span>        }<a name="line.1739"></a>
    1748. 

  1748. <span class="sourceLineNo">1740</span>        else if (command.equals(PRINT_COMMAND)) {<a name="line.1740"></a>
    1749. 

  1749. <span class="sourceLineNo">1741</span>            createChartPrintJob();<a name="line.1741"></a>
    1750. 

  1750. <span class="sourceLineNo">1742</span>        }<a name="line.1742"></a>
    1751. 

  1751. <span class="sourceLineNo">1743</span>        else if (command.equals(ZOOM_IN_BOTH_COMMAND)) {<a name="line.1743"></a>
    1752. 

  1752. <span class="sourceLineNo">1744</span>            zoomInBoth(screenX, screenY);<a name="line.1744"></a>
    1753. 

  1753. <span class="sourceLineNo">1745</span>        }<a name="line.1745"></a>
    1754. 

  1754. <span class="sourceLineNo">1746</span>        else if (command.equals(ZOOM_IN_DOMAIN_COMMAND)) {<a name="line.1746"></a>
    1755. 

  1755. <span class="sourceLineNo">1747</span>            zoomInDomain(screenX, screenY);<a name="line.1747"></a>
    1756. 

  1756. <span class="sourceLineNo">1748</span>        }<a name="line.1748"></a>
    1757. 

  1757. <span class="sourceLineNo">1749</span>        else if (command.equals(ZOOM_IN_RANGE_COMMAND)) {<a name="line.1749"></a>
    1758. 

  1758. <span class="sourceLineNo">1750</span>            zoomInRange(screenX, screenY);<a name="line.1750"></a>
    1759. 

  1759. <span class="sourceLineNo">1751</span>        }<a name="line.1751"></a>
    1760. 

  1760. <span class="sourceLineNo">1752</span>        else if (command.equals(ZOOM_OUT_BOTH_COMMAND)) {<a name="line.1752"></a>
    1761. 

  1761. <span class="sourceLineNo">1753</span>            zoomOutBoth(screenX, screenY);<a name="line.1753"></a>
    1762. 

  1762. <span class="sourceLineNo">1754</span>        }<a name="line.1754"></a>
    1763. 

  1763. <span class="sourceLineNo">1755</span>        else if (command.equals(ZOOM_OUT_DOMAIN_COMMAND)) {<a name="line.1755"></a>
    1764. 

  1764. <span class="sourceLineNo">1756</span>            zoomOutDomain(screenX, screenY);<a name="line.1756"></a>
    1765. 

  1765. <span class="sourceLineNo">1757</span>        }<a name="line.1757"></a>
    1766. 

  1766. <span class="sourceLineNo">1758</span>        else if (command.equals(ZOOM_OUT_RANGE_COMMAND)) {<a name="line.1758"></a>
    1767. 

  1767. <span class="sourceLineNo">1759</span>            zoomOutRange(screenX, screenY);<a name="line.1759"></a>
    1768. 

  1768. <span class="sourceLineNo">1760</span>        }<a name="line.1760"></a>
    1769. 

  1769. <span class="sourceLineNo">1761</span>        else if (command.equals(ZOOM_RESET_BOTH_COMMAND)) {<a name="line.1761"></a>
    1770. 

  1770. <span class="sourceLineNo">1762</span>            restoreAutoBounds();<a name="line.1762"></a>
    1771. 

  1771. <span class="sourceLineNo">1763</span>        }<a name="line.1763"></a>
    1772. 

  1772. <span class="sourceLineNo">1764</span>        else if (command.equals(ZOOM_RESET_DOMAIN_COMMAND)) {<a name="line.1764"></a>
    1773. 

  1773. <span class="sourceLineNo">1765</span>            restoreAutoDomainBounds();<a name="line.1765"></a>
    1774. 

  1774. <span class="sourceLineNo">1766</span>        }<a name="line.1766"></a>
    1775. 

  1775. <span class="sourceLineNo">1767</span>        else if (command.equals(ZOOM_RESET_RANGE_COMMAND)) {<a name="line.1767"></a>
    1776. 

  1776. <span class="sourceLineNo">1768</span>            restoreAutoRangeBounds();<a name="line.1768"></a>
    1777. 

  1777. <span class="sourceLineNo">1769</span>        }<a name="line.1769"></a>
    1778. 

  1778. <span class="sourceLineNo">1770</span><a name="line.1770"></a>
    1779. 

  1779. <span class="sourceLineNo">1771</span>    }<a name="line.1771"></a>
    1780. 

  1780. <span class="sourceLineNo">1772</span><a name="line.1772"></a>
    1781. 

  1781. <span class="sourceLineNo">1773</span>    /**<a name="line.1773"></a>
    1782. 

  1782. <span class="sourceLineNo">1774</span>     * Handles a 'mouse entered' event. This method changes the tooltip delays<a name="line.1774"></a>
    1783. 

  1783. <span class="sourceLineNo">1775</span>     * of ToolTipManager.sharedInstance() to the possibly different values set<a name="line.1775"></a>
    1784. 

  1784. <span class="sourceLineNo">1776</span>     * for this chart panel.<a name="line.1776"></a>
    1785. 

  1785. <span class="sourceLineNo">1777</span>     *<a name="line.1777"></a>
    1786. 

  1786. <span class="sourceLineNo">1778</span>     * @param e  the mouse event.<a name="line.1778"></a>
    1787. 

  1787. <span class="sourceLineNo">1779</span>     */<a name="line.1779"></a>
    1788. 

  1788. <span class="sourceLineNo">1780</span>    @Override<a name="line.1780"></a>
    1789. 

  1789. <span class="sourceLineNo">1781</span>    public void mouseEntered(MouseEvent e) {<a name="line.1781"></a>
    1790. 

  1790. <span class="sourceLineNo">1782</span>        if (!this.ownToolTipDelaysActive) {<a name="line.1782"></a>
    1791. 

  1791. <span class="sourceLineNo">1783</span>            ToolTipManager ttm = ToolTipManager.sharedInstance();<a name="line.1783"></a>
    1792. 

  1792. <span class="sourceLineNo">1784</span><a name="line.1784"></a>
    1793. 

  1793. <span class="sourceLineNo">1785</span>            this.originalToolTipInitialDelay = ttm.getInitialDelay();<a name="line.1785"></a>
    1794. 

  1794. <span class="sourceLineNo">1786</span>            ttm.setInitialDelay(this.ownToolTipInitialDelay);<a name="line.1786"></a>
    1795. 

  1795. <span class="sourceLineNo">1787</span><a name="line.1787"></a>
    1796. 

  1796. <span class="sourceLineNo">1788</span>            this.originalToolTipReshowDelay = ttm.getReshowDelay();<a name="line.1788"></a>
    1797. 

  1797. <span class="sourceLineNo">1789</span>            ttm.setReshowDelay(this.ownToolTipReshowDelay);<a name="line.1789"></a>
    1798. 

  1798. <span class="sourceLineNo">1790</span><a name="line.1790"></a>
    1799. 

  1799. <span class="sourceLineNo">1791</span>            this.originalToolTipDismissDelay = ttm.getDismissDelay();<a name="line.1791"></a>
    1800. 

  1800. <span class="sourceLineNo">1792</span>            ttm.setDismissDelay(this.ownToolTipDismissDelay);<a name="line.1792"></a>
    1801. 

  1801. <span class="sourceLineNo">1793</span><a name="line.1793"></a>
    1802. 

  1802. <span class="sourceLineNo">1794</span>            this.ownToolTipDelaysActive = true;<a name="line.1794"></a>
    1803. 

  1803. <span class="sourceLineNo">1795</span>        }<a name="line.1795"></a>
    1804. 

  1804. <span class="sourceLineNo">1796</span>    }<a name="line.1796"></a>
    1805. 

  1805. <span class="sourceLineNo">1797</span><a name="line.1797"></a>
    1806. 

  1806. <span class="sourceLineNo">1798</span>    /**<a name="line.1798"></a>
    1807. 

  1807. <span class="sourceLineNo">1799</span>     * Handles a 'mouse exited' event. This method resets the tooltip delays of<a name="line.1799"></a>
    1808. 

  1808. <span class="sourceLineNo">1800</span>     * ToolTipManager.sharedInstance() to their<a name="line.1800"></a>
    1809. 

  1809. <span class="sourceLineNo">1801</span>     * original values in effect before mouseEntered()<a name="line.1801"></a>
    1810. 

  1810. <span class="sourceLineNo">1802</span>     *<a name="line.1802"></a>
    1811. 

  1811. <span class="sourceLineNo">1803</span>     * @param e  the mouse event.<a name="line.1803"></a>
    1812. 

  1812. <span class="sourceLineNo">1804</span>     */<a name="line.1804"></a>
    1813. 

  1813. <span class="sourceLineNo">1805</span>    @Override<a name="line.1805"></a>
    1814. 

  1814. <span class="sourceLineNo">1806</span>    public void mouseExited(MouseEvent e) {<a name="line.1806"></a>
    1815. 

  1815. <span class="sourceLineNo">1807</span>        if (this.ownToolTipDelaysActive) {<a name="line.1807"></a>
    1816. 

  1816. <span class="sourceLineNo">1808</span>            // restore original tooltip dealys<a name="line.1808"></a>
    1817. 

  1817. <span class="sourceLineNo">1809</span>            ToolTipManager ttm = ToolTipManager.sharedInstance();<a name="line.1809"></a>
    1818. 

  1818. <span class="sourceLineNo">1810</span>            ttm.setInitialDelay(this.originalToolTipInitialDelay);<a name="line.1810"></a>
    1819. 

  1819. <span class="sourceLineNo">1811</span>            ttm.setReshowDelay(this.originalToolTipReshowDelay);<a name="line.1811"></a>
    1820. 

  1820. <span class="sourceLineNo">1812</span>            ttm.setDismissDelay(this.originalToolTipDismissDelay);<a name="line.1812"></a>
    1821. 

  1821. <span class="sourceLineNo">1813</span>            this.ownToolTipDelaysActive = false;<a name="line.1813"></a>
    1822. 

  1822. <span class="sourceLineNo">1814</span>        }<a name="line.1814"></a>
    1823. 

  1823. <span class="sourceLineNo">1815</span>    }<a name="line.1815"></a>
    1824. 

  1824. <span class="sourceLineNo">1816</span><a name="line.1816"></a>
    1825. 

  1825. <span class="sourceLineNo">1817</span>    /**<a name="line.1817"></a>
    1826. 

  1826. <span class="sourceLineNo">1818</span>     * Handles a 'mouse pressed' event.<a name="line.1818"></a>
    1827. 

  1827. <span class="sourceLineNo">1819</span>     * &lt;P&gt;<a name="line.1819"></a>
    1828. 

  1828. <span class="sourceLineNo">1820</span>     * This event is the popup trigger on Unix/Linux.  For Windows, the popup<a name="line.1820"></a>
    1829. 

  1829. <span class="sourceLineNo">1821</span>     * trigger is the 'mouse released' event.<a name="line.1821"></a>
    1830. 

  1830. <span class="sourceLineNo">1822</span>     *<a name="line.1822"></a>
    1831. 

  1831. <span class="sourceLineNo">1823</span>     * @param e  The mouse event.<a name="line.1823"></a>
    1832. 

  1832. <span class="sourceLineNo">1824</span>     */<a name="line.1824"></a>
    1833. 

  1833. <span class="sourceLineNo">1825</span>    @Override<a name="line.1825"></a>
    1834. 

  1834. <span class="sourceLineNo">1826</span>    public void mousePressed(MouseEvent e) {<a name="line.1826"></a>
    1835. 

  1835. <span class="sourceLineNo">1827</span>        if (this.chart == null) {<a name="line.1827"></a>
    1836. 

  1836. <span class="sourceLineNo">1828</span>            return;<a name="line.1828"></a>
    1837. 

  1837. <span class="sourceLineNo">1829</span>        }<a name="line.1829"></a>
    1838. 

  1838. <span class="sourceLineNo">1830</span>        Plot plot = this.chart.getPlot();<a name="line.1830"></a>
    1839. 

  1839. <span class="sourceLineNo">1831</span>        int mods = e.getModifiers();<a name="line.1831"></a>
    1840. 

  1840. <span class="sourceLineNo">1832</span>        if ((mods &amp; this.panMask) == this.panMask) {<a name="line.1832"></a>
    1841. 

  1841. <span class="sourceLineNo">1833</span>            // can we pan this plot?<a name="line.1833"></a>
    1842. 

  1842. <span class="sourceLineNo">1834</span>            if (plot instanceof Pannable) {<a name="line.1834"></a>
    1843. 

  1843. <span class="sourceLineNo">1835</span>                Pannable pannable = (Pannable) plot;<a name="line.1835"></a>
    1844. 

  1844. <span class="sourceLineNo">1836</span>                if (pannable.isDomainPannable() || pannable.isRangePannable()) {<a name="line.1836"></a>
    1845. 

  1845. <span class="sourceLineNo">1837</span>                    Rectangle2D screenDataArea = getScreenDataArea(e.getX(),<a name="line.1837"></a>
    1846. 

  1846. <span class="sourceLineNo">1838</span>                            e.getY());<a name="line.1838"></a>
    1847. 

  1847. <span class="sourceLineNo">1839</span>                    if (screenDataArea != null &amp;&amp; screenDataArea.contains(<a name="line.1839"></a>
    1848. 

  1848. <span class="sourceLineNo">1840</span>                            e.getPoint())) {<a name="line.1840"></a>
    1849. 

  1849. <span class="sourceLineNo">1841</span>                        this.panW = screenDataArea.getWidth();<a name="line.1841"></a>
    1850. 

  1850. <span class="sourceLineNo">1842</span>                        this.panH = screenDataArea.getHeight();<a name="line.1842"></a>
    1851. 

  1851. <span class="sourceLineNo">1843</span>                        this.panLast = e.getPoint();<a name="line.1843"></a>
    1852. 

  1852. <span class="sourceLineNo">1844</span>                        setCursor(Cursor.getPredefinedCursor(<a name="line.1844"></a>
    1853. 

  1853. <span class="sourceLineNo">1845</span>                                Cursor.MOVE_CURSOR));<a name="line.1845"></a>
    1854. 

  1854. <span class="sourceLineNo">1846</span>                    }<a name="line.1846"></a>
    1855. 

  1855. <span class="sourceLineNo">1847</span>                }<a name="line.1847"></a>
    1856. 

  1856. <span class="sourceLineNo">1848</span>                // the actual panning occurs later in the mouseDragged() <a name="line.1848"></a>
    1857. 

  1857. <span class="sourceLineNo">1849</span>                // method<a name="line.1849"></a>
    1858. 

  1858. <span class="sourceLineNo">1850</span>            }<a name="line.1850"></a>
    1859. 

  1859. <span class="sourceLineNo">1851</span>        }<a name="line.1851"></a>
    1860. 

  1860. <span class="sourceLineNo">1852</span>        else if (this.zoomRectangle == null) {<a name="line.1852"></a>
    1861. 

  1861. <span class="sourceLineNo">1853</span>            Rectangle2D screenDataArea = getScreenDataArea(e.getX(), e.getY());<a name="line.1853"></a>
    1862. 

  1862. <span class="sourceLineNo">1854</span>            if (screenDataArea != null) {<a name="line.1854"></a>
    1863. 

  1863. <span class="sourceLineNo">1855</span>                this.zoomPoint = getPointInRectangle(e.getX(), e.getY(),<a name="line.1855"></a>
    1864. 

  1864. <span class="sourceLineNo">1856</span>                        screenDataArea);<a name="line.1856"></a>
    1865. 

  1865. <span class="sourceLineNo">1857</span>            }<a name="line.1857"></a>
    1866. 

  1866. <span class="sourceLineNo">1858</span>            else {<a name="line.1858"></a>
    1867. 

  1867. <span class="sourceLineNo">1859</span>                this.zoomPoint = null;<a name="line.1859"></a>
    1868. 

  1868. <span class="sourceLineNo">1860</span>            }<a name="line.1860"></a>
    1869. 

  1869. <span class="sourceLineNo">1861</span>            if (e.isPopupTrigger()) {<a name="line.1861"></a>
    1870. 

  1870. <span class="sourceLineNo">1862</span>                if (this.popup != null) {<a name="line.1862"></a>
    1871. 

  1871. <span class="sourceLineNo">1863</span>                    displayPopupMenu(e.getX(), e.getY());<a name="line.1863"></a>
    1872. 

  1872. <span class="sourceLineNo">1864</span>                }<a name="line.1864"></a>
    1873. 

  1873. <span class="sourceLineNo">1865</span>            }<a name="line.1865"></a>
    1874. 

  1874. <span class="sourceLineNo">1866</span>        }<a name="line.1866"></a>
    1875. 

  1875. <span class="sourceLineNo">1867</span>    }<a name="line.1867"></a>
    1876. 

  1876. <span class="sourceLineNo">1868</span><a name="line.1868"></a>
    1877. 

  1877. <span class="sourceLineNo">1869</span>    /**<a name="line.1869"></a>
    1878. 

  1878. <span class="sourceLineNo">1870</span>     * Returns a point based on (x, y) but constrained to be within the bounds<a name="line.1870"></a>
    1879. 

  1879. <span class="sourceLineNo">1871</span>     * of the given rectangle.  This method could be moved to JCommon.<a name="line.1871"></a>
    1880. 

  1880. <span class="sourceLineNo">1872</span>     *<a name="line.1872"></a>
    1881. 

  1881. <span class="sourceLineNo">1873</span>     * @param x  the x-coordinate.<a name="line.1873"></a>
    1882. 

  1882. <span class="sourceLineNo">1874</span>     * @param y  the y-coordinate.<a name="line.1874"></a>
    1883. 

  1883. <span class="sourceLineNo">1875</span>     * @param area  the rectangle (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1875"></a>
    1884. 

  1884. <span class="sourceLineNo">1876</span>     *<a name="line.1876"></a>
    1885. 

  1885. <span class="sourceLineNo">1877</span>     * @return A point within the rectangle.<a name="line.1877"></a>
    1886. 

  1886. <span class="sourceLineNo">1878</span>     */<a name="line.1878"></a>
    1887. 

  1887. <span class="sourceLineNo">1879</span>    private Point2D getPointInRectangle(int x, int y, Rectangle2D area) {<a name="line.1879"></a>
    1888. 

  1888. <span class="sourceLineNo">1880</span>        double xx = Math.max(area.getMinX(), Math.min(x, area.getMaxX()));<a name="line.1880"></a>
    1889. 

  1889. <span class="sourceLineNo">1881</span>        double yy = Math.max(area.getMinY(), Math.min(y, area.getMaxY()));<a name="line.1881"></a>
    1890. 

  1890. <span class="sourceLineNo">1882</span>        return new Point2D.Double(xx, yy);<a name="line.1882"></a>
    1891. 

  1891. <span class="sourceLineNo">1883</span>    }<a name="line.1883"></a>
    1892. 

  1892. <span class="sourceLineNo">1884</span><a name="line.1884"></a>
    1893. 

  1893. <span class="sourceLineNo">1885</span>    /**<a name="line.1885"></a>
    1894. 

  1894. <span class="sourceLineNo">1886</span>     * Handles a 'mouse dragged' event.<a name="line.1886"></a>
    1895. 

  1895. <span class="sourceLineNo">1887</span>     *<a name="line.1887"></a>
    1896. 

  1896. <span class="sourceLineNo">1888</span>     * @param e  the mouse event.<a name="line.1888"></a>
    1897. 

  1897. <span class="sourceLineNo">1889</span>     */<a name="line.1889"></a>
    1898. 

  1898. <span class="sourceLineNo">1890</span>    @Override<a name="line.1890"></a>
    1899. 

  1899. <span class="sourceLineNo">1891</span>    public void mouseDragged(MouseEvent e) {<a name="line.1891"></a>
    1900. 

  1900. <span class="sourceLineNo">1892</span><a name="line.1892"></a>
    1901. 

  1901. <span class="sourceLineNo">1893</span>        // if the popup menu has already been triggered, then ignore dragging...<a name="line.1893"></a>
    1902. 

  1902. <span class="sourceLineNo">1894</span>        if (this.popup != null &amp;&amp; this.popup.isShowing()) {<a name="line.1894"></a>
    1903. 

  1903. <span class="sourceLineNo">1895</span>            return;<a name="line.1895"></a>
    1904. 

  1904. <span class="sourceLineNo">1896</span>        }<a name="line.1896"></a>
    1905. 

  1905. <span class="sourceLineNo">1897</span><a name="line.1897"></a>
    1906. 

  1906. <span class="sourceLineNo">1898</span>        // handle panning if we have a start point<a name="line.1898"></a>
    1907. 

  1907. <span class="sourceLineNo">1899</span>        if (this.panLast != null) {<a name="line.1899"></a>
    1908. 

  1908. <span class="sourceLineNo">1900</span>            double dx = e.getX() - this.panLast.getX();<a name="line.1900"></a>
    1909. 

  1909. <span class="sourceLineNo">1901</span>            double dy = e.getY() - this.panLast.getY();<a name="line.1901"></a>
    1910. 

  1910. <span class="sourceLineNo">1902</span>            if (dx == 0.0 &amp;&amp; dy == 0.0) {<a name="line.1902"></a>
    1911. 

  1911. <span class="sourceLineNo">1903</span>                return;<a name="line.1903"></a>
    1912. 

  1912. <span class="sourceLineNo">1904</span>            }<a name="line.1904"></a>
    1913. 

  1913. <span class="sourceLineNo">1905</span>            double wPercent = -dx / this.panW;<a name="line.1905"></a>
    1914. 

  1914. <span class="sourceLineNo">1906</span>            double hPercent = dy / this.panH;<a name="line.1906"></a>
    1915. 

  1915. <span class="sourceLineNo">1907</span>            boolean old = this.chart.getPlot().isNotify();<a name="line.1907"></a>
    1916. 

  1916. <span class="sourceLineNo">1908</span>            this.chart.getPlot().setNotify(false);<a name="line.1908"></a>
    1917. 

  1917. <span class="sourceLineNo">1909</span>            Pannable p = (Pannable) this.chart.getPlot();<a name="line.1909"></a>
    1918. 

  1918. <span class="sourceLineNo">1910</span>            if (p.getOrientation() == PlotOrientation.VERTICAL) {<a name="line.1910"></a>
    1919. 

  1919. <span class="sourceLineNo">1911</span>                p.panDomainAxes(wPercent, this.info.getPlotInfo(),<a name="line.1911"></a>
    1920. 

  1920. <span class="sourceLineNo">1912</span>                        this.panLast);<a name="line.1912"></a>
    1921. 

  1921. <span class="sourceLineNo">1913</span>                p.panRangeAxes(hPercent, this.info.getPlotInfo(),<a name="line.1913"></a>
    1922. 

  1922. <span class="sourceLineNo">1914</span>                        this.panLast);<a name="line.1914"></a>
    1923. 

  1923. <span class="sourceLineNo">1915</span>            }<a name="line.1915"></a>
    1924. 

  1924. <span class="sourceLineNo">1916</span>            else {<a name="line.1916"></a>
    1925. 

  1925. <span class="sourceLineNo">1917</span>                p.panDomainAxes(hPercent, this.info.getPlotInfo(),<a name="line.1917"></a>
    1926. 

  1926. <span class="sourceLineNo">1918</span>                        this.panLast);<a name="line.1918"></a>
    1927. 

  1927. <span class="sourceLineNo">1919</span>                p.panRangeAxes(wPercent, this.info.getPlotInfo(),<a name="line.1919"></a>
    1928. 

  1928. <span class="sourceLineNo">1920</span>                        this.panLast);<a name="line.1920"></a>
    1929. 

  1929. <span class="sourceLineNo">1921</span>            }<a name="line.1921"></a>
    1930. 

  1930. <span class="sourceLineNo">1922</span>            this.panLast = e.getPoint();<a name="line.1922"></a>
    1931. 

  1931. <span class="sourceLineNo">1923</span>            this.chart.getPlot().setNotify(old);<a name="line.1923"></a>
    1932. 

  1932. <span class="sourceLineNo">1924</span>            return;<a name="line.1924"></a>
    1933. 

  1933. <span class="sourceLineNo">1925</span>        }<a name="line.1925"></a>
    1934. 

  1934. <span class="sourceLineNo">1926</span><a name="line.1926"></a>
    1935. 

  1935. <span class="sourceLineNo">1927</span>        // if no initial zoom point was set, ignore dragging...<a name="line.1927"></a>
    1936. 

  1936. <span class="sourceLineNo">1928</span>        if (this.zoomPoint == null) {<a name="line.1928"></a>
    1937. 

  1937. <span class="sourceLineNo">1929</span>            return;<a name="line.1929"></a>
    1938. 

  1938. <span class="sourceLineNo">1930</span>        }<a name="line.1930"></a>
    1939. 

  1939. <span class="sourceLineNo">1931</span>        Graphics2D g2 = (Graphics2D) getGraphics();<a name="line.1931"></a>
    1940. 

  1940. <span class="sourceLineNo">1932</span><a name="line.1932"></a>
    1941. 

  1941. <span class="sourceLineNo">1933</span>        // erase the previous zoom rectangle (if any).  We only need to do<a name="line.1933"></a>
    1942. 

  1942. <span class="sourceLineNo">1934</span>        // this is we are using XOR mode, which we do when we're not using<a name="line.1934"></a>
    1943. 

  1943. <span class="sourceLineNo">1935</span>        // the buffer (if there is a buffer, then at the end of this method we<a name="line.1935"></a>
    1944. 

  1944. <span class="sourceLineNo">1936</span>        // just trigger a repaint)<a name="line.1936"></a>
    1945. 

  1945. <span class="sourceLineNo">1937</span>        if (!this.useBuffer) {<a name="line.1937"></a>
    1946. 

  1946. <span class="sourceLineNo">1938</span>            drawZoomRectangle(g2, true);<a name="line.1938"></a>
    1947. 

  1947. <span class="sourceLineNo">1939</span>        }<a name="line.1939"></a>
    1948. 

  1948. <span class="sourceLineNo">1940</span><a name="line.1940"></a>
    1949. 

  1949. <span class="sourceLineNo">1941</span>        boolean hZoom, vZoom;<a name="line.1941"></a>
    1950. 

  1950. <span class="sourceLineNo">1942</span>        if (this.orientation == PlotOrientation.HORIZONTAL) {<a name="line.1942"></a>
    1951. 

  1951. <span class="sourceLineNo">1943</span>            hZoom = this.rangeZoomable;<a name="line.1943"></a>
    1952. 

  1952. <span class="sourceLineNo">1944</span>            vZoom = this.domainZoomable;<a name="line.1944"></a>
    1953. 

  1953. <span class="sourceLineNo">1945</span>        }<a name="line.1945"></a>
    1954. 

  1954. <span class="sourceLineNo">1946</span>        else {<a name="line.1946"></a>
    1955. 

  1955. <span class="sourceLineNo">1947</span>            hZoom = this.domainZoomable;<a name="line.1947"></a>
    1956. 

  1956. <span class="sourceLineNo">1948</span>            vZoom = this.rangeZoomable;<a name="line.1948"></a>
    1957. 

  1957. <span class="sourceLineNo">1949</span>        }<a name="line.1949"></a>
    1958. 

  1958. <span class="sourceLineNo">1950</span>        Rectangle2D scaledDataArea = getScreenDataArea(<a name="line.1950"></a>
    1959. 

  1959. <span class="sourceLineNo">1951</span>                (int) this.zoomPoint.getX(), (int) this.zoomPoint.getY());<a name="line.1951"></a>
    1960. 

  1960. <span class="sourceLineNo">1952</span>        if (hZoom &amp;&amp; vZoom) {<a name="line.1952"></a>
    1961. 

  1961. <span class="sourceLineNo">1953</span>            // selected rectangle shouldn't extend outside the data area...<a name="line.1953"></a>
    1962. 

  1962. <span class="sourceLineNo">1954</span>            double xmax = Math.min(e.getX(), scaledDataArea.getMaxX());<a name="line.1954"></a>
    1963. 

  1963. <span class="sourceLineNo">1955</span>            double ymax = Math.min(e.getY(), scaledDataArea.getMaxY());<a name="line.1955"></a>
    1964. 

  1964. <span class="sourceLineNo">1956</span>            this.zoomRectangle = new Rectangle2D.Double(<a name="line.1956"></a>
    1965. 

  1965. <span class="sourceLineNo">1957</span>                    this.zoomPoint.getX(), this.zoomPoint.getY(),<a name="line.1957"></a>
    1966. 

  1966. <span class="sourceLineNo">1958</span>                    xmax - this.zoomPoint.getX(), ymax - this.zoomPoint.getY());<a name="line.1958"></a>
    1967. 

  1967. <span class="sourceLineNo">1959</span>        }<a name="line.1959"></a>
    1968. 

  1968. <span class="sourceLineNo">1960</span>        else if (hZoom) {<a name="line.1960"></a>
    1969. 

  1969. <span class="sourceLineNo">1961</span>            double xmax = Math.min(e.getX(), scaledDataArea.getMaxX());<a name="line.1961"></a>
    1970. 

  1970. <span class="sourceLineNo">1962</span>            this.zoomRectangle = new Rectangle2D.Double(<a name="line.1962"></a>
    1971. 

  1971. <span class="sourceLineNo">1963</span>                    this.zoomPoint.getX(), scaledDataArea.getMinY(),<a name="line.1963"></a>
    1972. 

  1972. <span class="sourceLineNo">1964</span>                    xmax - this.zoomPoint.getX(), scaledDataArea.getHeight());<a name="line.1964"></a>
    1973. 

  1973. <span class="sourceLineNo">1965</span>        }<a name="line.1965"></a>
    1974. 

  1974. <span class="sourceLineNo">1966</span>        else if (vZoom) {<a name="line.1966"></a>
    1975. 

  1975. <span class="sourceLineNo">1967</span>            double ymax = Math.min(e.getY(), scaledDataArea.getMaxY());<a name="line.1967"></a>
    1976. 

  1976. <span class="sourceLineNo">1968</span>            this.zoomRectangle = new Rectangle2D.Double(<a name="line.1968"></a>
    1977. 

  1977. <span class="sourceLineNo">1969</span>                    scaledDataArea.getMinX(), this.zoomPoint.getY(),<a name="line.1969"></a>
    1978. 

  1978. <span class="sourceLineNo">1970</span>                    scaledDataArea.getWidth(), ymax - this.zoomPoint.getY());<a name="line.1970"></a>
    1979. 

  1979. <span class="sourceLineNo">1971</span>        }<a name="line.1971"></a>
    1980. 

  1980. <span class="sourceLineNo">1972</span><a name="line.1972"></a>
    1981. 

  1981. <span class="sourceLineNo">1973</span>        // Draw the new zoom rectangle...<a name="line.1973"></a>
    1982. 

  1982. <span class="sourceLineNo">1974</span>        if (this.useBuffer) {<a name="line.1974"></a>
    1983. 

  1983. <span class="sourceLineNo">1975</span>            repaint();<a name="line.1975"></a>
    1984. 

  1984. <span class="sourceLineNo">1976</span>        }<a name="line.1976"></a>
    1985. 

  1985. <span class="sourceLineNo">1977</span>        else {<a name="line.1977"></a>
    1986. 

  1986. <span class="sourceLineNo">1978</span>            // with no buffer, we use XOR to draw the rectangle "over" the<a name="line.1978"></a>
    1987. 

  1987. <span class="sourceLineNo">1979</span>            // chart...<a name="line.1979"></a>
    1988. 

  1988. <span class="sourceLineNo">1980</span>            drawZoomRectangle(g2, true);<a name="line.1980"></a>
    1989. 

  1989. <span class="sourceLineNo">1981</span>        }<a name="line.1981"></a>
    1990. 

  1990. <span class="sourceLineNo">1982</span>        g2.dispose();<a name="line.1982"></a>
    1991. 

  1991. <span class="sourceLineNo">1983</span><a name="line.1983"></a>
    1992. 

  1992. <span class="sourceLineNo">1984</span>    }<a name="line.1984"></a>
    1993. 

  1993. <span class="sourceLineNo">1985</span><a name="line.1985"></a>
    1994. 

  1994. <span class="sourceLineNo">1986</span>    /**<a name="line.1986"></a>
    1995. 

  1995. <span class="sourceLineNo">1987</span>     * Handles a 'mouse released' event.  On Windows, we need to check if this<a name="line.1987"></a>
    1996. 

  1996. <span class="sourceLineNo">1988</span>     * is a popup trigger, but only if we haven't already been tracking a zoom<a name="line.1988"></a>
    1997. 

  1997. <span class="sourceLineNo">1989</span>     * rectangle.<a name="line.1989"></a>
    1998. 

  1998. <span class="sourceLineNo">1990</span>     *<a name="line.1990"></a>
    1999. 

  1999. <span class="sourceLineNo">1991</span>     * @param e  information about the event.<a name="line.1991"></a>
    2000. 

  2000. <span class="sourceLineNo">1992</span>     */<a name="line.1992"></a>
    2001. 

  2001. <span class="sourceLineNo">1993</span>    @Override<a name="line.1993"></a>
    2002. 

  2002. <span class="sourceLineNo">1994</span>    public void mouseReleased(MouseEvent e) {<a name="line.1994"></a>
    2003. 

  2003. <span class="sourceLineNo">1995</span><a name="line.1995"></a>
    2004. 

  2004. <span class="sourceLineNo">1996</span>        // if we've been panning, we need to reset now that the mouse is <a name="line.1996"></a>
    2005. 

  2005. <span class="sourceLineNo">1997</span>        // released...<a name="line.1997"></a>
    2006. 

  2006. <span class="sourceLineNo">1998</span>        if (this.panLast != null) {<a name="line.1998"></a>
    2007. 

  2007. <span class="sourceLineNo">1999</span>            this.panLast = null;<a name="line.1999"></a>
    2008. 

  2008. <span class="sourceLineNo">2000</span>            setCursor(Cursor.getDefaultCursor());<a name="line.2000"></a>
    2009. 

  2009. <span class="sourceLineNo">2001</span>        }<a name="line.2001"></a>
    2010. 

  2010. <span class="sourceLineNo">2002</span><a name="line.2002"></a>
    2011. 

  2011. <span class="sourceLineNo">2003</span>        else if (this.zoomRectangle != null) {<a name="line.2003"></a>
    2012. 

  2012. <span class="sourceLineNo">2004</span>            boolean hZoom, vZoom;<a name="line.2004"></a>
    2013. 

  2013. <span class="sourceLineNo">2005</span>            if (this.orientation == PlotOrientation.HORIZONTAL) {<a name="line.2005"></a>
    2014. 

  2014. <span class="sourceLineNo">2006</span>                hZoom = this.rangeZoomable;<a name="line.2006"></a>
    2015. 

  2015. <span class="sourceLineNo">2007</span>                vZoom = this.domainZoomable;<a name="line.2007"></a>
    2016. 

  2016. <span class="sourceLineNo">2008</span>            }<a name="line.2008"></a>
    2017. 

  2017. <span class="sourceLineNo">2009</span>            else {<a name="line.2009"></a>
    2018. 

  2018. <span class="sourceLineNo">2010</span>                hZoom = this.domainZoomable;<a name="line.2010"></a>
    2019. 

  2019. <span class="sourceLineNo">2011</span>                vZoom = this.rangeZoomable;<a name="line.2011"></a>
    2020. 

  2020. <span class="sourceLineNo">2012</span>            }<a name="line.2012"></a>
    2021. 

  2021. <span class="sourceLineNo">2013</span><a name="line.2013"></a>
    2022. 

  2022. <span class="sourceLineNo">2014</span>            boolean zoomTrigger1 = hZoom &amp;&amp; Math.abs(e.getX()<a name="line.2014"></a>
    2023. 

  2023. <span class="sourceLineNo">2015</span>                - this.zoomPoint.getX()) &gt;= this.zoomTriggerDistance;<a name="line.2015"></a>
    2024. 

  2024. <span class="sourceLineNo">2016</span>            boolean zoomTrigger2 = vZoom &amp;&amp; Math.abs(e.getY()<a name="line.2016"></a>
    2025. 

  2025. <span class="sourceLineNo">2017</span>                - this.zoomPoint.getY()) &gt;= this.zoomTriggerDistance;<a name="line.2017"></a>
    2026. 

  2026. <span class="sourceLineNo">2018</span>            if (zoomTrigger1 || zoomTrigger2) {<a name="line.2018"></a>
    2027. 

  2027. <span class="sourceLineNo">2019</span>                if ((hZoom &amp;&amp; (e.getX() &lt; this.zoomPoint.getX()))<a name="line.2019"></a>
    2028. 

  2028. <span class="sourceLineNo">2020</span>                    || (vZoom &amp;&amp; (e.getY() &lt; this.zoomPoint.getY()))) {<a name="line.2020"></a>
    2029. 

  2029. <span class="sourceLineNo">2021</span>                    restoreAutoBounds();<a name="line.2021"></a>
    2030. 

  2030. <span class="sourceLineNo">2022</span>                }<a name="line.2022"></a>
    2031. 

  2031. <span class="sourceLineNo">2023</span>                else {<a name="line.2023"></a>
    2032. 

  2032. <span class="sourceLineNo">2024</span>                    double x, y, w, h;<a name="line.2024"></a>
    2033. 

  2033. <span class="sourceLineNo">2025</span>                    Rectangle2D screenDataArea = getScreenDataArea(<a name="line.2025"></a>
    2034. 

  2034. <span class="sourceLineNo">2026</span>                            (int) this.zoomPoint.getX(),<a name="line.2026"></a>
    2035. 

  2035. <span class="sourceLineNo">2027</span>                            (int) this.zoomPoint.getY());<a name="line.2027"></a>
    2036. 

  2036. <span class="sourceLineNo">2028</span>                    double maxX = screenDataArea.getMaxX();<a name="line.2028"></a>
    2037. 

  2037. <span class="sourceLineNo">2029</span>                    double maxY = screenDataArea.getMaxY();<a name="line.2029"></a>
    2038. 

  2038. <span class="sourceLineNo">2030</span>                    // for mouseReleased event, (horizontalZoom || verticalZoom)<a name="line.2030"></a>
    2039. 

  2039. <span class="sourceLineNo">2031</span>                    // will be true, so we can just test for either being false;<a name="line.2031"></a>
    2040. 

  2040. <span class="sourceLineNo">2032</span>                    // otherwise both are true<a name="line.2032"></a>
    2041. 

  2041. <span class="sourceLineNo">2033</span>                    if (!vZoom) {<a name="line.2033"></a>
    2042. 

  2042. <span class="sourceLineNo">2034</span>                        x = this.zoomPoint.getX();<a name="line.2034"></a>
    2043. 

  2043. <span class="sourceLineNo">2035</span>                        y = screenDataArea.getMinY();<a name="line.2035"></a>
    2044. 

  2044. <span class="sourceLineNo">2036</span>                        w = Math.min(this.zoomRectangle.getWidth(),<a name="line.2036"></a>
    2045. 

  2045. <span class="sourceLineNo">2037</span>                                maxX - this.zoomPoint.getX());<a name="line.2037"></a>
    2046. 

  2046. <span class="sourceLineNo">2038</span>                        h = screenDataArea.getHeight();<a name="line.2038"></a>
    2047. 

  2047. <span class="sourceLineNo">2039</span>                    }<a name="line.2039"></a>
    2048. 

  2048. <span class="sourceLineNo">2040</span>                    else if (!hZoom) {<a name="line.2040"></a>
    2049. 

  2049. <span class="sourceLineNo">2041</span>                        x = screenDataArea.getMinX();<a name="line.2041"></a>
    2050. 

  2050. <span class="sourceLineNo">2042</span>                        y = this.zoomPoint.getY();<a name="line.2042"></a>
    2051. 

  2051. <span class="sourceLineNo">2043</span>                        w = screenDataArea.getWidth();<a name="line.2043"></a>
    2052. 

  2052. <span class="sourceLineNo">2044</span>                        h = Math.min(this.zoomRectangle.getHeight(),<a name="line.2044"></a>
    2053. 

  2053. <span class="sourceLineNo">2045</span>                                maxY - this.zoomPoint.getY());<a name="line.2045"></a>
    2054. 

  2054. <span class="sourceLineNo">2046</span>                    }<a name="line.2046"></a>
    2055. 

  2055. <span class="sourceLineNo">2047</span>                    else {<a name="line.2047"></a>
    2056. 

  2056. <span class="sourceLineNo">2048</span>                        x = this.zoomPoint.getX();<a name="line.2048"></a>
    2057. 

  2057. <span class="sourceLineNo">2049</span>                        y = this.zoomPoint.getY();<a name="line.2049"></a>
    2058. 

  2058. <span class="sourceLineNo">2050</span>                        w = Math.min(this.zoomRectangle.getWidth(),<a name="line.2050"></a>
    2059. 

  2059. <span class="sourceLineNo">2051</span>                                maxX - this.zoomPoint.getX());<a name="line.2051"></a>
    2060. 

  2060. <span class="sourceLineNo">2052</span>                        h = Math.min(this.zoomRectangle.getHeight(),<a name="line.2052"></a>
    2061. 

  2061. <span class="sourceLineNo">2053</span>                                maxY - this.zoomPoint.getY());<a name="line.2053"></a>
    2062. 

  2062. <span class="sourceLineNo">2054</span>                    }<a name="line.2054"></a>
    2063. 

  2063. <span class="sourceLineNo">2055</span>                    Rectangle2D zoomArea = new Rectangle2D.Double(x, y, w, h);<a name="line.2055"></a>
    2064. 

  2064. <span class="sourceLineNo">2056</span>                    zoom(zoomArea);<a name="line.2056"></a>
    2065. 

  2065. <span class="sourceLineNo">2057</span>                }<a name="line.2057"></a>
    2066. 

  2066. <span class="sourceLineNo">2058</span>                this.zoomPoint = null;<a name="line.2058"></a>
    2067. 

  2067. <span class="sourceLineNo">2059</span>                this.zoomRectangle = null;<a name="line.2059"></a>
    2068. 

  2068. <span class="sourceLineNo">2060</span>            }<a name="line.2060"></a>
    2069. 

  2069. <span class="sourceLineNo">2061</span>            else {<a name="line.2061"></a>
    2070. 

  2070. <span class="sourceLineNo">2062</span>                // erase the zoom rectangle<a name="line.2062"></a>
    2071. 

  2071. <span class="sourceLineNo">2063</span>                Graphics2D g2 = (Graphics2D) getGraphics();<a name="line.2063"></a>
    2072. 

  2072. <span class="sourceLineNo">2064</span>                if (this.useBuffer) {<a name="line.2064"></a>
    2073. 

  2073. <span class="sourceLineNo">2065</span>                    repaint();<a name="line.2065"></a>
    2074. 

  2074. <span class="sourceLineNo">2066</span>                }<a name="line.2066"></a>
    2075. 

  2075. <span class="sourceLineNo">2067</span>                else {<a name="line.2067"></a>
    2076. 

  2076. <span class="sourceLineNo">2068</span>                    drawZoomRectangle(g2, true);<a name="line.2068"></a>
    2077. 

  2077. <span class="sourceLineNo">2069</span>                }<a name="line.2069"></a>
    2078. 

  2078. <span class="sourceLineNo">2070</span>                g2.dispose();<a name="line.2070"></a>
    2079. 

  2079. <span class="sourceLineNo">2071</span>                this.zoomPoint = null;<a name="line.2071"></a>
    2080. 

  2080. <span class="sourceLineNo">2072</span>                this.zoomRectangle = null;<a name="line.2072"></a>
    2081. 

  2081. <span class="sourceLineNo">2073</span>            }<a name="line.2073"></a>
    2082. 

  2082. <span class="sourceLineNo">2074</span><a name="line.2074"></a>
    2083. 

  2083. <span class="sourceLineNo">2075</span>        }<a name="line.2075"></a>
    2084. 

  2084. <span class="sourceLineNo">2076</span><a name="line.2076"></a>
    2085. 

  2085. <span class="sourceLineNo">2077</span>        else if (e.isPopupTrigger()) {<a name="line.2077"></a>
    2086. 

  2086. <span class="sourceLineNo">2078</span>            if (this.popup != null) {<a name="line.2078"></a>
    2087. 

  2087. <span class="sourceLineNo">2079</span>                displayPopupMenu(e.getX(), e.getY());<a name="line.2079"></a>
    2088. 

  2088. <span class="sourceLineNo">2080</span>            }<a name="line.2080"></a>
    2089. 

  2089. <span class="sourceLineNo">2081</span>        }<a name="line.2081"></a>
    2090. 

  2090. <span class="sourceLineNo">2082</span><a name="line.2082"></a>
    2091. 

  2091. <span class="sourceLineNo">2083</span>    }<a name="line.2083"></a>
    2092. 

  2092. <span class="sourceLineNo">2084</span><a name="line.2084"></a>
    2093. 

  2093. <span class="sourceLineNo">2085</span>    /**<a name="line.2085"></a>
    2094. 

  2094. <span class="sourceLineNo">2086</span>     * Receives notification of mouse clicks on the panel. These are<a name="line.2086"></a>
    2095. 

  2095. <span class="sourceLineNo">2087</span>     * translated and passed on to any registered {@link ChartMouseListener}s.<a name="line.2087"></a>
    2096. 

  2096. <span class="sourceLineNo">2088</span>     *<a name="line.2088"></a>
    2097. 

  2097. <span class="sourceLineNo">2089</span>     * @param event  Information about the mouse event.<a name="line.2089"></a>
    2098. 

  2098. <span class="sourceLineNo">2090</span>     */<a name="line.2090"></a>
    2099. 

  2099. <span class="sourceLineNo">2091</span>    @Override<a name="line.2091"></a>
    2100. 

  2100. <span class="sourceLineNo">2092</span>    public void mouseClicked(MouseEvent event) {<a name="line.2092"></a>
    2101. 

  2101. <span class="sourceLineNo">2093</span><a name="line.2093"></a>
    2102. 

  2102. <span class="sourceLineNo">2094</span>        Insets insets = getInsets();<a name="line.2094"></a>
    2103. 

  2103. <span class="sourceLineNo">2095</span>        int x = (int) ((event.getX() - insets.left) / this.scaleX);<a name="line.2095"></a>
    2104. 

  2104. <span class="sourceLineNo">2096</span>        int y = (int) ((event.getY() - insets.top) / this.scaleY);<a name="line.2096"></a>
    2105. 

  2105. <span class="sourceLineNo">2097</span><a name="line.2097"></a>
    2106. 

  2106. <span class="sourceLineNo">2098</span>        this.anchor = new Point2D.Double(x, y);<a name="line.2098"></a>
    2107. 

  2107. <span class="sourceLineNo">2099</span>        if (this.chart == null) {<a name="line.2099"></a>
    2108. 

  2108. <span class="sourceLineNo">2100</span>            return;<a name="line.2100"></a>
    2109. 

  2109. <span class="sourceLineNo">2101</span>        }<a name="line.2101"></a>
    2110. 

  2110. <span class="sourceLineNo">2102</span>        this.chart.setNotify(true);  // force a redraw<a name="line.2102"></a>
    2111. 

  2111. <span class="sourceLineNo">2103</span>        // new entity code...<a name="line.2103"></a>
    2112. 

  2112. <span class="sourceLineNo">2104</span>        Object[] listeners = this.chartMouseListeners.getListeners(<a name="line.2104"></a>
    2113. 

  2113. <span class="sourceLineNo">2105</span>                ChartMouseListener.class);<a name="line.2105"></a>
    2114. 

  2114. <span class="sourceLineNo">2106</span>        if (listeners.length == 0) {<a name="line.2106"></a>
    2115. 

  2115. <span class="sourceLineNo">2107</span>            return;<a name="line.2107"></a>
    2116. 

  2116. <span class="sourceLineNo">2108</span>        }<a name="line.2108"></a>
    2117. 

  2117. <span class="sourceLineNo">2109</span><a name="line.2109"></a>
    2118. 

  2118. <span class="sourceLineNo">2110</span>        ChartEntity entity = null;<a name="line.2110"></a>
    2119. 

  2119. <span class="sourceLineNo">2111</span>        if (this.info != null) {<a name="line.2111"></a>
    2120. 

  2120. <span class="sourceLineNo">2112</span>            EntityCollection entities = this.info.getEntityCollection();<a name="line.2112"></a>
    2121. 

  2121. <span class="sourceLineNo">2113</span>            if (entities != null) {<a name="line.2113"></a>
    2122. 

  2122. <span class="sourceLineNo">2114</span>                entity = entities.getEntity(x, y);<a name="line.2114"></a>
    2123. 

  2123. <span class="sourceLineNo">2115</span>            }<a name="line.2115"></a>
    2124. 

  2124. <span class="sourceLineNo">2116</span>        }<a name="line.2116"></a>
    2125. 

  2125. <span class="sourceLineNo">2117</span>        ChartMouseEvent chartEvent = new ChartMouseEvent(getChart(), event,<a name="line.2117"></a>
    2126. 

  2126. <span class="sourceLineNo">2118</span>                entity);<a name="line.2118"></a>
    2127. 

  2127. <span class="sourceLineNo">2119</span>        for (int i = listeners.length - 1; i &gt;= 0; i -= 1) {<a name="line.2119"></a>
    2128. 

  2128. <span class="sourceLineNo">2120</span>            ((ChartMouseListener) listeners[i]).chartMouseClicked(chartEvent);<a name="line.2120"></a>
    2129. 

  2129. <span class="sourceLineNo">2121</span>        }<a name="line.2121"></a>
    2130. 

  2130. <span class="sourceLineNo">2122</span><a name="line.2122"></a>
    2131. 

  2131. <span class="sourceLineNo">2123</span>    }<a name="line.2123"></a>
    2132. 

  2132. <span class="sourceLineNo">2124</span><a name="line.2124"></a>
    2133. 

  2133. <span class="sourceLineNo">2125</span>    /**<a name="line.2125"></a>
    2134. 

  2134. <span class="sourceLineNo">2126</span>     * Implementation of the MouseMotionListener's method.<a name="line.2126"></a>
    2135. 

  2135. <span class="sourceLineNo">2127</span>     *<a name="line.2127"></a>
    2136. 

  2136. <span class="sourceLineNo">2128</span>     * @param e  the event.<a name="line.2128"></a>
    2137. 

  2137. <span class="sourceLineNo">2129</span>     */<a name="line.2129"></a>
    2138. 

  2138. <span class="sourceLineNo">2130</span>    @Override<a name="line.2130"></a>
    2139. 

  2139. <span class="sourceLineNo">2131</span>    public void mouseMoved(MouseEvent e) {<a name="line.2131"></a>
    2140. 

  2140. <span class="sourceLineNo">2132</span>        Graphics2D g2 = (Graphics2D) getGraphics();<a name="line.2132"></a>
    2141. 

  2141. <span class="sourceLineNo">2133</span>        if (this.horizontalAxisTrace) {<a name="line.2133"></a>
    2142. 

  2142. <span class="sourceLineNo">2134</span>            drawHorizontalAxisTrace(g2, e.getX());<a name="line.2134"></a>
    2143. 

  2143. <span class="sourceLineNo">2135</span>        }<a name="line.2135"></a>
    2144. 

  2144. <span class="sourceLineNo">2136</span>        if (this.verticalAxisTrace) {<a name="line.2136"></a>
    2145. 

  2145. <span class="sourceLineNo">2137</span>            drawVerticalAxisTrace(g2, e.getY());<a name="line.2137"></a>
    2146. 

  2146. <span class="sourceLineNo">2138</span>        }<a name="line.2138"></a>
    2147. 

  2147. <span class="sourceLineNo">2139</span>        g2.dispose();<a name="line.2139"></a>
    2148. 

  2148. <span class="sourceLineNo">2140</span><a name="line.2140"></a>
    2149. 

  2149. <span class="sourceLineNo">2141</span>        Object[] listeners = this.chartMouseListeners.getListeners(<a name="line.2141"></a>
    2150. 

  2150. <span class="sourceLineNo">2142</span>                ChartMouseListener.class);<a name="line.2142"></a>
    2151. 

  2151. <span class="sourceLineNo">2143</span>        if (listeners.length == 0) {<a name="line.2143"></a>
    2152. 

  2152. <span class="sourceLineNo">2144</span>            return;<a name="line.2144"></a>
    2153. 

  2153. <span class="sourceLineNo">2145</span>        }<a name="line.2145"></a>
    2154. 

  2154. <span class="sourceLineNo">2146</span>        Insets insets = getInsets();<a name="line.2146"></a>
    2155. 

  2155. <span class="sourceLineNo">2147</span>        int x = (int) ((e.getX() - insets.left) / this.scaleX);<a name="line.2147"></a>
    2156. 

  2156. <span class="sourceLineNo">2148</span>        int y = (int) ((e.getY() - insets.top) / this.scaleY);<a name="line.2148"></a>
    2157. 

  2157. <span class="sourceLineNo">2149</span><a name="line.2149"></a>
    2158. 

  2158. <span class="sourceLineNo">2150</span>        ChartEntity entity = null;<a name="line.2150"></a>
    2159. 

  2159. <span class="sourceLineNo">2151</span>        if (this.info != null) {<a name="line.2151"></a>
    2160. 

  2160. <span class="sourceLineNo">2152</span>            EntityCollection entities = this.info.getEntityCollection();<a name="line.2152"></a>
    2161. 

  2161. <span class="sourceLineNo">2153</span>            if (entities != null) {<a name="line.2153"></a>
    2162. 

  2162. <span class="sourceLineNo">2154</span>                entity = entities.getEntity(x, y);<a name="line.2154"></a>
    2163. 

  2163. <span class="sourceLineNo">2155</span>            }<a name="line.2155"></a>
    2164. 

  2164. <span class="sourceLineNo">2156</span>        }<a name="line.2156"></a>
    2165. 

  2165. <span class="sourceLineNo">2157</span><a name="line.2157"></a>
    2166. 

  2166. <span class="sourceLineNo">2158</span>        // we can only generate events if the panel's chart is not null<a name="line.2158"></a>
    2167. 

  2167. <span class="sourceLineNo">2159</span>        // (see bug report 1556951)<a name="line.2159"></a>
    2168. 

  2168. <span class="sourceLineNo">2160</span>        if (this.chart != null) {<a name="line.2160"></a>
    2169. 

  2169. <span class="sourceLineNo">2161</span>            ChartMouseEvent event = new ChartMouseEvent(getChart(), e, entity);<a name="line.2161"></a>
    2170. 

  2170. <span class="sourceLineNo">2162</span>            for (int i = listeners.length - 1; i &gt;= 0; i -= 1) {<a name="line.2162"></a>
    2171. 

  2171. <span class="sourceLineNo">2163</span>                ((ChartMouseListener) listeners[i]).chartMouseMoved(event);<a name="line.2163"></a>
    2172. 

  2172. <span class="sourceLineNo">2164</span>            }<a name="line.2164"></a>
    2173. 

  2173. <span class="sourceLineNo">2165</span>        }<a name="line.2165"></a>
    2174. 

  2174. <span class="sourceLineNo">2166</span><a name="line.2166"></a>
    2175. 

  2175. <span class="sourceLineNo">2167</span>    }<a name="line.2167"></a>
    2176. 

  2176. <span class="sourceLineNo">2168</span><a name="line.2168"></a>
    2177. 

  2177. <span class="sourceLineNo">2169</span>    /**<a name="line.2169"></a>
    2178. 

  2178. <span class="sourceLineNo">2170</span>     * Zooms in on an anchor point (specified in screen coordinate space).<a name="line.2170"></a>
    2179. 

  2179. <span class="sourceLineNo">2171</span>     *<a name="line.2171"></a>
    2180. 

  2180. <span class="sourceLineNo">2172</span>     * @param x  the x value (in screen coordinates).<a name="line.2172"></a>
    2181. 

  2181. <span class="sourceLineNo">2173</span>     * @param y  the y value (in screen coordinates).<a name="line.2173"></a>
    2182. 

  2182. <span class="sourceLineNo">2174</span>     */<a name="line.2174"></a>
    2183. 

  2183. <span class="sourceLineNo">2175</span>    public void zoomInBoth(double x, double y) {<a name="line.2175"></a>
    2184. 

  2184. <span class="sourceLineNo">2176</span>        Plot plot = this.chart.getPlot();<a name="line.2176"></a>
    2185. 

  2185. <span class="sourceLineNo">2177</span>        if (plot == null) {<a name="line.2177"></a>
    2186. 

  2186. <span class="sourceLineNo">2178</span>            return;<a name="line.2178"></a>
    2187. 

  2187. <span class="sourceLineNo">2179</span>        }<a name="line.2179"></a>
    2188. 

  2188. <span class="sourceLineNo">2180</span>        // here we tweak the notify flag on the plot so that only<a name="line.2180"></a>
    2189. 

  2189. <span class="sourceLineNo">2181</span>        // one notification happens even though we update multiple<a name="line.2181"></a>
    2190. 

  2190. <span class="sourceLineNo">2182</span>        // axes...<a name="line.2182"></a>
    2191. 

  2191. <span class="sourceLineNo">2183</span>        boolean savedNotify = plot.isNotify();<a name="line.2183"></a>
    2192. 

  2192. <span class="sourceLineNo">2184</span>        plot.setNotify(false);<a name="line.2184"></a>
    2193. 

  2193. <span class="sourceLineNo">2185</span>        zoomInDomain(x, y);<a name="line.2185"></a>
    2194. 

  2194. <span class="sourceLineNo">2186</span>        zoomInRange(x, y);<a name="line.2186"></a>
    2195. 

  2195. <span class="sourceLineNo">2187</span>        plot.setNotify(savedNotify);<a name="line.2187"></a>
    2196. 

  2196. <span class="sourceLineNo">2188</span>    }<a name="line.2188"></a>
    2197. 

  2197. <span class="sourceLineNo">2189</span><a name="line.2189"></a>
    2198. 

  2198. <span class="sourceLineNo">2190</span>    /**<a name="line.2190"></a>
    2199. 

  2199. <span class="sourceLineNo">2191</span>     * Decreases the length of the domain axis, centered about the given<a name="line.2191"></a>
    2200. 

  2200. <span class="sourceLineNo">2192</span>     * coordinate on the screen.  The length of the domain axis is reduced<a name="line.2192"></a>
    2201. 

  2201. <span class="sourceLineNo">2193</span>     * by the value of {@link #getZoomInFactor()}.<a name="line.2193"></a>
    2202. 

  2202. <span class="sourceLineNo">2194</span>     *<a name="line.2194"></a>
    2203. 

  2203. <span class="sourceLineNo">2195</span>     * @param x  the x coordinate (in screen coordinates).<a name="line.2195"></a>
    2204. 

  2204. <span class="sourceLineNo">2196</span>     * @param y  the y-coordinate (in screen coordinates).<a name="line.2196"></a>
    2205. 

  2205. <span class="sourceLineNo">2197</span>     */<a name="line.2197"></a>
    2206. 

  2206. <span class="sourceLineNo">2198</span>    public void zoomInDomain(double x, double y) {<a name="line.2198"></a>
    2207. 

  2207. <span class="sourceLineNo">2199</span>        Plot plot = this.chart.getPlot();<a name="line.2199"></a>
    2208. 

  2208. <span class="sourceLineNo">2200</span>        if (plot instanceof Zoomable) {<a name="line.2200"></a>
    2209. 

  2209. <span class="sourceLineNo">2201</span>            // here we tweak the notify flag on the plot so that only<a name="line.2201"></a>
    2210. 

  2210. <span class="sourceLineNo">2202</span>            // one notification happens even though we update multiple<a name="line.2202"></a>
    2211. 

  2211. <span class="sourceLineNo">2203</span>            // axes...<a name="line.2203"></a>
    2212. 

  2212. <span class="sourceLineNo">2204</span>            boolean savedNotify = plot.isNotify();<a name="line.2204"></a>
    2213. 

  2213. <span class="sourceLineNo">2205</span>            plot.setNotify(false);<a name="line.2205"></a>
    2214. 

  2214. <span class="sourceLineNo">2206</span>            Zoomable z = (Zoomable) plot;<a name="line.2206"></a>
    2215. 

  2215. <span class="sourceLineNo">2207</span>            z.zoomDomainAxes(this.zoomInFactor, this.info.getPlotInfo(),<a name="line.2207"></a>
    2216. 

  2216. <span class="sourceLineNo">2208</span>                    translateScreenToJava2D(new Point((int) x, (int) y)),<a name="line.2208"></a>
    2217. 

  2217. <span class="sourceLineNo">2209</span>                    this.zoomAroundAnchor);<a name="line.2209"></a>
    2218. 

  2218. <span class="sourceLineNo">2210</span>            plot.setNotify(savedNotify);<a name="line.2210"></a>
    2219. 

  2219. <span class="sourceLineNo">2211</span>        }<a name="line.2211"></a>
    2220. 

  2220. <span class="sourceLineNo">2212</span>    }<a name="line.2212"></a>
    2221. 

  2221. <span class="sourceLineNo">2213</span><a name="line.2213"></a>
    2222. 

  2222. <span class="sourceLineNo">2214</span>    /**<a name="line.2214"></a>
    2223. 

  2223. <span class="sourceLineNo">2215</span>     * Decreases the length of the range axis, centered about the given<a name="line.2215"></a>
    2224. 

  2224. <span class="sourceLineNo">2216</span>     * coordinate on the screen.  The length of the range axis is reduced by<a name="line.2216"></a>
    2225. 

  2225. <span class="sourceLineNo">2217</span>     * the value of {@link #getZoomInFactor()}.<a name="line.2217"></a>
    2226. 

  2226. <span class="sourceLineNo">2218</span>     *<a name="line.2218"></a>
    2227. 

  2227. <span class="sourceLineNo">2219</span>     * @param x  the x-coordinate (in screen coordinates).<a name="line.2219"></a>
    2228. 

  2228. <span class="sourceLineNo">2220</span>     * @param y  the y coordinate (in screen coordinates).<a name="line.2220"></a>
    2229. 

  2229. <span class="sourceLineNo">2221</span>     */<a name="line.2221"></a>
    2230. 

  2230. <span class="sourceLineNo">2222</span>    public void zoomInRange(double x, double y) {<a name="line.2222"></a>
    2231. 

  2231. <span class="sourceLineNo">2223</span>        Plot plot = this.chart.getPlot();<a name="line.2223"></a>
    2232. 

  2232. <span class="sourceLineNo">2224</span>        if (plot instanceof Zoomable) {<a name="line.2224"></a>
    2233. 

  2233. <span class="sourceLineNo">2225</span>            // here we tweak the notify flag on the plot so that only<a name="line.2225"></a>
    2234. 

  2234. <span class="sourceLineNo">2226</span>            // one notification happens even though we update multiple<a name="line.2226"></a>
    2235. 

  2235. <span class="sourceLineNo">2227</span>            // axes...<a name="line.2227"></a>
    2236. 

  2236. <span class="sourceLineNo">2228</span>            boolean savedNotify = plot.isNotify();<a name="line.2228"></a>
    2237. 

  2237. <span class="sourceLineNo">2229</span>            plot.setNotify(false);<a name="line.2229"></a>
    2238. 

  2238. <span class="sourceLineNo">2230</span>            Zoomable z = (Zoomable) plot;<a name="line.2230"></a>
    2239. 

  2239. <span class="sourceLineNo">2231</span>            z.zoomRangeAxes(this.zoomInFactor, this.info.getPlotInfo(),<a name="line.2231"></a>
    2240. 

  2240. <span class="sourceLineNo">2232</span>                    translateScreenToJava2D(new Point((int) x, (int) y)),<a name="line.2232"></a>
    2241. 

  2241. <span class="sourceLineNo">2233</span>                    this.zoomAroundAnchor);<a name="line.2233"></a>
    2242. 

  2242. <span class="sourceLineNo">2234</span>            plot.setNotify(savedNotify);<a name="line.2234"></a>
    2243. 

  2243. <span class="sourceLineNo">2235</span>        }<a name="line.2235"></a>
    2244. 

  2244. <span class="sourceLineNo">2236</span>    }<a name="line.2236"></a>
    2245. 

  2245. <span class="sourceLineNo">2237</span><a name="line.2237"></a>
    2246. 

  2246. <span class="sourceLineNo">2238</span>    /**<a name="line.2238"></a>
    2247. 

  2247. <span class="sourceLineNo">2239</span>     * Zooms out on an anchor point (specified in screen coordinate space).<a name="line.2239"></a>
    2248. 

  2248. <span class="sourceLineNo">2240</span>     *<a name="line.2240"></a>
    2249. 

  2249. <span class="sourceLineNo">2241</span>     * @param x  the x value (in screen coordinates).<a name="line.2241"></a>
    2250. 

  2250. <span class="sourceLineNo">2242</span>     * @param y  the y value (in screen coordinates).<a name="line.2242"></a>
    2251. 

  2251. <span class="sourceLineNo">2243</span>     */<a name="line.2243"></a>
    2252. 

  2252. <span class="sourceLineNo">2244</span>    public void zoomOutBoth(double x, double y) {<a name="line.2244"></a>
    2253. 

  2253. <span class="sourceLineNo">2245</span>        Plot plot = this.chart.getPlot();<a name="line.2245"></a>
    2254. 

  2254. <span class="sourceLineNo">2246</span>        if (plot == null) {<a name="line.2246"></a>
    2255. 

  2255. <span class="sourceLineNo">2247</span>            return;<a name="line.2247"></a>
    2256. 

  2256. <span class="sourceLineNo">2248</span>        }<a name="line.2248"></a>
    2257. 

  2257. <span class="sourceLineNo">2249</span>        // here we tweak the notify flag on the plot so that only<a name="line.2249"></a>
    2258. 

  2258. <span class="sourceLineNo">2250</span>        // one notification happens even though we update multiple<a name="line.2250"></a>
    2259. 

  2259. <span class="sourceLineNo">2251</span>        // axes...<a name="line.2251"></a>
    2260. 

  2260. <span class="sourceLineNo">2252</span>        boolean savedNotify = plot.isNotify();<a name="line.2252"></a>
    2261. 

  2261. <span class="sourceLineNo">2253</span>        plot.setNotify(false);<a name="line.2253"></a>
    2262. 

  2262. <span class="sourceLineNo">2254</span>        zoomOutDomain(x, y);<a name="line.2254"></a>
    2263. 

  2263. <span class="sourceLineNo">2255</span>        zoomOutRange(x, y);<a name="line.2255"></a>
    2264. 

  2264. <span class="sourceLineNo">2256</span>        plot.setNotify(savedNotify);<a name="line.2256"></a>
    2265. 

  2265. <span class="sourceLineNo">2257</span>    }<a name="line.2257"></a>
    2266. 

  2266. <span class="sourceLineNo">2258</span><a name="line.2258"></a>
    2267. 

  2267. <span class="sourceLineNo">2259</span>    /**<a name="line.2259"></a>
    2268. 

  2268. <span class="sourceLineNo">2260</span>     * Increases the length of the domain axis, centered about the given<a name="line.2260"></a>
    2269. 

  2269. <span class="sourceLineNo">2261</span>     * coordinate on the screen.  The length of the domain axis is increased<a name="line.2261"></a>
    2270. 

  2270. <span class="sourceLineNo">2262</span>     * by the value of {@link #getZoomOutFactor()}.<a name="line.2262"></a>
    2271. 

  2271. <span class="sourceLineNo">2263</span>     *<a name="line.2263"></a>
    2272. 

  2272. <span class="sourceLineNo">2264</span>     * @param x  the x coordinate (in screen coordinates).<a name="line.2264"></a>
    2273. 

  2273. <span class="sourceLineNo">2265</span>     * @param y  the y-coordinate (in screen coordinates).<a name="line.2265"></a>
    2274. 

  2274. <span class="sourceLineNo">2266</span>     */<a name="line.2266"></a>
    2275. 

  2275. <span class="sourceLineNo">2267</span>    public void zoomOutDomain(double x, double y) {<a name="line.2267"></a>
    2276. 

  2276. <span class="sourceLineNo">2268</span>        Plot plot = this.chart.getPlot();<a name="line.2268"></a>
    2277. 

  2277. <span class="sourceLineNo">2269</span>        if (plot instanceof Zoomable) {<a name="line.2269"></a>
    2278. 

  2278. <span class="sourceLineNo">2270</span>            // here we tweak the notify flag on the plot so that only<a name="line.2270"></a>
    2279. 

  2279. <span class="sourceLineNo">2271</span>            // one notification happens even though we update multiple<a name="line.2271"></a>
    2280. 

  2280. <span class="sourceLineNo">2272</span>            // axes...<a name="line.2272"></a>
    2281. 

  2281. <span class="sourceLineNo">2273</span>            boolean savedNotify = plot.isNotify();<a name="line.2273"></a>
    2282. 

  2282. <span class="sourceLineNo">2274</span>            plot.setNotify(false);<a name="line.2274"></a>
    2283. 

  2283. <span class="sourceLineNo">2275</span>            Zoomable z = (Zoomable) plot;<a name="line.2275"></a>
    2284. 

  2284. <span class="sourceLineNo">2276</span>            z.zoomDomainAxes(this.zoomOutFactor, this.info.getPlotInfo(),<a name="line.2276"></a>
    2285. 

  2285. <span class="sourceLineNo">2277</span>                    translateScreenToJava2D(new Point((int) x, (int) y)),<a name="line.2277"></a>
    2286. 

  2286. <span class="sourceLineNo">2278</span>                    this.zoomAroundAnchor);<a name="line.2278"></a>
    2287. 

  2287. <span class="sourceLineNo">2279</span>            plot.setNotify(savedNotify);<a name="line.2279"></a>
    2288. 

  2288. <span class="sourceLineNo">2280</span>        }<a name="line.2280"></a>
    2289. 

  2289. <span class="sourceLineNo">2281</span>    }<a name="line.2281"></a>
    2290. 

  2290. <span class="sourceLineNo">2282</span><a name="line.2282"></a>
    2291. 

  2291. <span class="sourceLineNo">2283</span>    /**<a name="line.2283"></a>
    2292. 

  2292. <span class="sourceLineNo">2284</span>     * Increases the length the range axis, centered about the given<a name="line.2284"></a>
    2293. 

  2293. <span class="sourceLineNo">2285</span>     * coordinate on the screen.  The length of the range axis is increased<a name="line.2285"></a>
    2294. 

  2294. <span class="sourceLineNo">2286</span>     * by the value of {@link #getZoomOutFactor()}.<a name="line.2286"></a>
    2295. 

  2295. <span class="sourceLineNo">2287</span>     *<a name="line.2287"></a>
    2296. 

  2296. <span class="sourceLineNo">2288</span>     * @param x  the x coordinate (in screen coordinates).<a name="line.2288"></a>
    2297. 

  2297. <span class="sourceLineNo">2289</span>     * @param y  the y-coordinate (in screen coordinates).<a name="line.2289"></a>
    2298. 

  2298. <span class="sourceLineNo">2290</span>     */<a name="line.2290"></a>
    2299. 

  2299. <span class="sourceLineNo">2291</span>    public void zoomOutRange(double x, double y) {<a name="line.2291"></a>
    2300. 

  2300. <span class="sourceLineNo">2292</span>        Plot plot = this.chart.getPlot();<a name="line.2292"></a>
    2301. 

  2301. <span class="sourceLineNo">2293</span>        if (plot instanceof Zoomable) {<a name="line.2293"></a>
    2302. 

  2302. <span class="sourceLineNo">2294</span>            // here we tweak the notify flag on the plot so that only<a name="line.2294"></a>
    2303. 

  2303. <span class="sourceLineNo">2295</span>            // one notification happens even though we update multiple<a name="line.2295"></a>
    2304. 

  2304. <span class="sourceLineNo">2296</span>            // axes...<a name="line.2296"></a>
    2305. 

  2305. <span class="sourceLineNo">2297</span>            boolean savedNotify = plot.isNotify();<a name="line.2297"></a>
    2306. 

  2306. <span class="sourceLineNo">2298</span>            plot.setNotify(false);<a name="line.2298"></a>
    2307. 

  2307. <span class="sourceLineNo">2299</span>            Zoomable z = (Zoomable) plot;<a name="line.2299"></a>
    2308. 

  2308. <span class="sourceLineNo">2300</span>            z.zoomRangeAxes(this.zoomOutFactor, this.info.getPlotInfo(),<a name="line.2300"></a>
    2309. 

  2309. <span class="sourceLineNo">2301</span>                    translateScreenToJava2D(new Point((int) x, (int) y)),<a name="line.2301"></a>
    2310. 

  2310. <span class="sourceLineNo">2302</span>                    this.zoomAroundAnchor);<a name="line.2302"></a>
    2311. 

  2311. <span class="sourceLineNo">2303</span>            plot.setNotify(savedNotify);<a name="line.2303"></a>
    2312. 

  2312. <span class="sourceLineNo">2304</span>        }<a name="line.2304"></a>
    2313. 

  2313. <span class="sourceLineNo">2305</span>    }<a name="line.2305"></a>
    2314. 

  2314. <span class="sourceLineNo">2306</span><a name="line.2306"></a>
    2315. 

  2315. <span class="sourceLineNo">2307</span>    /**<a name="line.2307"></a>
    2316. 

  2316. <span class="sourceLineNo">2308</span>     * Zooms in on a selected region.<a name="line.2308"></a>
    2317. 

  2317. <span class="sourceLineNo">2309</span>     *<a name="line.2309"></a>
    2318. 

  2318. <span class="sourceLineNo">2310</span>     * @param selection  the selected region.<a name="line.2310"></a>
    2319. 

  2319. <span class="sourceLineNo">2311</span>     */<a name="line.2311"></a>
    2320. 

  2320. <span class="sourceLineNo">2312</span>    public void zoom(Rectangle2D selection) {<a name="line.2312"></a>
    2321. 

  2321. <span class="sourceLineNo">2313</span><a name="line.2313"></a>
    2322. 

  2322. <span class="sourceLineNo">2314</span>        // get the origin of the zoom selection in the Java2D space used for<a name="line.2314"></a>
    2323. 

  2323. <span class="sourceLineNo">2315</span>        // drawing the chart (that is, before any scaling to fit the panel)<a name="line.2315"></a>
    2324. 

  2324. <span class="sourceLineNo">2316</span>        Point2D selectOrigin = translateScreenToJava2D(new Point(<a name="line.2316"></a>
    2325. 

  2325. <span class="sourceLineNo">2317</span>                (int) Math.ceil(selection.getX()),<a name="line.2317"></a>
    2326. 

  2326. <span class="sourceLineNo">2318</span>                (int) Math.ceil(selection.getY())));<a name="line.2318"></a>
    2327. 

  2327. <span class="sourceLineNo">2319</span>        PlotRenderingInfo plotInfo = this.info.getPlotInfo();<a name="line.2319"></a>
    2328. 

  2328. <span class="sourceLineNo">2320</span>        Rectangle2D scaledDataArea = getScreenDataArea(<a name="line.2320"></a>
    2329. 

  2329. <span class="sourceLineNo">2321</span>                (int) selection.getCenterX(), (int) selection.getCenterY());<a name="line.2321"></a>
    2330. 

  2330. <span class="sourceLineNo">2322</span>        if ((selection.getHeight() &gt; 0) &amp;&amp; (selection.getWidth() &gt; 0)) {<a name="line.2322"></a>
    2331. 

  2331. <span class="sourceLineNo">2323</span><a name="line.2323"></a>
    2332. 

  2332. <span class="sourceLineNo">2324</span>            double hLower = (selection.getMinX() - scaledDataArea.getMinX())<a name="line.2324"></a>
    2333. 

  2333. <span class="sourceLineNo">2325</span>                / scaledDataArea.getWidth();<a name="line.2325"></a>
    2334. 

  2334. <span class="sourceLineNo">2326</span>            double hUpper = (selection.getMaxX() - scaledDataArea.getMinX())<a name="line.2326"></a>
    2335. 

  2335. <span class="sourceLineNo">2327</span>                / scaledDataArea.getWidth();<a name="line.2327"></a>
    2336. 

  2336. <span class="sourceLineNo">2328</span>            double vLower = (scaledDataArea.getMaxY() - selection.getMaxY())<a name="line.2328"></a>
    2337. 

  2337. <span class="sourceLineNo">2329</span>                / scaledDataArea.getHeight();<a name="line.2329"></a>
    2338. 

  2338. <span class="sourceLineNo">2330</span>            double vUpper = (scaledDataArea.getMaxY() - selection.getMinY())<a name="line.2330"></a>
    2339. 

  2339. <span class="sourceLineNo">2331</span>                / scaledDataArea.getHeight();<a name="line.2331"></a>
    2340. 

  2340. <span class="sourceLineNo">2332</span><a name="line.2332"></a>
    2341. 

  2341. <span class="sourceLineNo">2333</span>            Plot p = this.chart.getPlot();<a name="line.2333"></a>
    2342. 

  2342. <span class="sourceLineNo">2334</span>            if (p instanceof Zoomable) {<a name="line.2334"></a>
    2343. 

  2343. <span class="sourceLineNo">2335</span>                // here we tweak the notify flag on the plot so that only<a name="line.2335"></a>
    2344. 

  2344. <span class="sourceLineNo">2336</span>                // one notification happens even though we update multiple<a name="line.2336"></a>
    2345. 

  2345. <span class="sourceLineNo">2337</span>                // axes...<a name="line.2337"></a>
    2346. 

  2346. <span class="sourceLineNo">2338</span>                boolean savedNotify = p.isNotify();<a name="line.2338"></a>
    2347. 

  2347. <span class="sourceLineNo">2339</span>                p.setNotify(false);<a name="line.2339"></a>
    2348. 

  2348. <span class="sourceLineNo">2340</span>                Zoomable z = (Zoomable) p;<a name="line.2340"></a>
    2349. 

  2349. <span class="sourceLineNo">2341</span>                if (z.getOrientation() == PlotOrientation.HORIZONTAL) {<a name="line.2341"></a>
    2350. 

  2350. <span class="sourceLineNo">2342</span>                    z.zoomDomainAxes(vLower, vUpper, plotInfo, selectOrigin);<a name="line.2342"></a>
    2351. 

  2351. <span class="sourceLineNo">2343</span>                    z.zoomRangeAxes(hLower, hUpper, plotInfo, selectOrigin);<a name="line.2343"></a>
    2352. 

  2352. <span class="sourceLineNo">2344</span>                }<a name="line.2344"></a>
    2353. 

  2353. <span class="sourceLineNo">2345</span>                else {<a name="line.2345"></a>
    2354. 

  2354. <span class="sourceLineNo">2346</span>                    z.zoomDomainAxes(hLower, hUpper, plotInfo, selectOrigin);<a name="line.2346"></a>
    2355. 

  2355. <span class="sourceLineNo">2347</span>                    z.zoomRangeAxes(vLower, vUpper, plotInfo, selectOrigin);<a name="line.2347"></a>
    2356. 

  2356. <span class="sourceLineNo">2348</span>                }<a name="line.2348"></a>
    2357. 

  2357. <span class="sourceLineNo">2349</span>                p.setNotify(savedNotify);<a name="line.2349"></a>
    2358. 

  2358. <span class="sourceLineNo">2350</span>            }<a name="line.2350"></a>
    2359. 

  2359. <span class="sourceLineNo">2351</span><a name="line.2351"></a>
    2360. 

  2360. <span class="sourceLineNo">2352</span>        }<a name="line.2352"></a>
    2361. 

  2361. <span class="sourceLineNo">2353</span><a name="line.2353"></a>
    2362. 

  2362. <span class="sourceLineNo">2354</span>    }<a name="line.2354"></a>
    2363. 

  2363. <span class="sourceLineNo">2355</span><a name="line.2355"></a>
    2364. 

  2364. <span class="sourceLineNo">2356</span>    /**<a name="line.2356"></a>
    2365. 

  2365. <span class="sourceLineNo">2357</span>     * Restores the auto-range calculation on both axes.<a name="line.2357"></a>
    2366. 

  2366. <span class="sourceLineNo">2358</span>     */<a name="line.2358"></a>
    2367. 

  2367. <span class="sourceLineNo">2359</span>    public void restoreAutoBounds() {<a name="line.2359"></a>
    2368. 

  2368. <span class="sourceLineNo">2360</span>        Plot plot = this.chart.getPlot();<a name="line.2360"></a>
    2369. 

  2369. <span class="sourceLineNo">2361</span>        if (plot == null) {<a name="line.2361"></a>
    2370. 

  2370. <span class="sourceLineNo">2362</span>            return;<a name="line.2362"></a>
    2371. 

  2371. <span class="sourceLineNo">2363</span>        }<a name="line.2363"></a>
    2372. 

  2372. <span class="sourceLineNo">2364</span>        // here we tweak the notify flag on the plot so that only<a name="line.2364"></a>
    2373. 

  2373. <span class="sourceLineNo">2365</span>        // one notification happens even though we update multiple<a name="line.2365"></a>
    2374. 

  2374. <span class="sourceLineNo">2366</span>        // axes...<a name="line.2366"></a>
    2375. 

  2375. <span class="sourceLineNo">2367</span>        boolean savedNotify = plot.isNotify();<a name="line.2367"></a>
    2376. 

  2376. <span class="sourceLineNo">2368</span>        plot.setNotify(false);<a name="line.2368"></a>
    2377. 

  2377. <span class="sourceLineNo">2369</span>        restoreAutoDomainBounds();<a name="line.2369"></a>
    2378. 

  2378. <span class="sourceLineNo">2370</span>        restoreAutoRangeBounds();<a name="line.2370"></a>
    2379. 

  2379. <span class="sourceLineNo">2371</span>        plot.setNotify(savedNotify);<a name="line.2371"></a>
    2380. 

  2380. <span class="sourceLineNo">2372</span>    }<a name="line.2372"></a>
    2381. 

  2381. <span class="sourceLineNo">2373</span><a name="line.2373"></a>
    2382. 

  2382. <span class="sourceLineNo">2374</span>    /**<a name="line.2374"></a>
    2383. 

  2383. <span class="sourceLineNo">2375</span>     * Restores the auto-range calculation on the domain axis.<a name="line.2375"></a>
    2384. 

  2384. <span class="sourceLineNo">2376</span>     */<a name="line.2376"></a>
    2385. 

  2385. <span class="sourceLineNo">2377</span>    public void restoreAutoDomainBounds() {<a name="line.2377"></a>
    2386. 

  2386. <span class="sourceLineNo">2378</span>        Plot plot = this.chart.getPlot();<a name="line.2378"></a>
    2387. 

  2387. <span class="sourceLineNo">2379</span>        if (plot instanceof Zoomable) {<a name="line.2379"></a>
    2388. 

  2388. <span class="sourceLineNo">2380</span>            Zoomable z = (Zoomable) plot;<a name="line.2380"></a>
    2389. 

  2389. <span class="sourceLineNo">2381</span>            // here we tweak the notify flag on the plot so that only<a name="line.2381"></a>
    2390. 

  2390. <span class="sourceLineNo">2382</span>            // one notification happens even though we update multiple<a name="line.2382"></a>
    2391. 

  2391. <span class="sourceLineNo">2383</span>            // axes...<a name="line.2383"></a>
    2392. 

  2392. <span class="sourceLineNo">2384</span>            boolean savedNotify = plot.isNotify();<a name="line.2384"></a>
    2393. 

  2393. <span class="sourceLineNo">2385</span>            plot.setNotify(false);<a name="line.2385"></a>
    2394. 

  2394. <span class="sourceLineNo">2386</span>            // we need to guard against this.zoomPoint being null<a name="line.2386"></a>
    2395. 

  2395. <span class="sourceLineNo">2387</span>            Point2D zp = (this.zoomPoint != null<a name="line.2387"></a>
    2396. 

  2396. <span class="sourceLineNo">2388</span>                    ? this.zoomPoint : new Point());<a name="line.2388"></a>
    2397. 

  2397. <span class="sourceLineNo">2389</span>            z.zoomDomainAxes(0.0, this.info.getPlotInfo(), zp);<a name="line.2389"></a>
    2398. 

  2398. <span class="sourceLineNo">2390</span>            plot.setNotify(savedNotify);<a name="line.2390"></a>
    2399. 

  2399. <span class="sourceLineNo">2391</span>        }<a name="line.2391"></a>
    2400. 

  2400. <span class="sourceLineNo">2392</span>    }<a name="line.2392"></a>
    2401. 

  2401. <span class="sourceLineNo">2393</span><a name="line.2393"></a>
    2402. 

  2402. <span class="sourceLineNo">2394</span>    /**<a name="line.2394"></a>
    2403. 

  2403. <span class="sourceLineNo">2395</span>     * Restores the auto-range calculation on the range axis.<a name="line.2395"></a>
    2404. 

  2404. <span class="sourceLineNo">2396</span>     */<a name="line.2396"></a>
    2405. 

  2405. <span class="sourceLineNo">2397</span>    public void restoreAutoRangeBounds() {<a name="line.2397"></a>
    2406. 

  2406. <span class="sourceLineNo">2398</span>        Plot plot = this.chart.getPlot();<a name="line.2398"></a>
    2407. 

  2407. <span class="sourceLineNo">2399</span>        if (plot instanceof Zoomable) {<a name="line.2399"></a>
    2408. 

  2408. <span class="sourceLineNo">2400</span>            Zoomable z = (Zoomable) plot;<a name="line.2400"></a>
    2409. 

  2409. <span class="sourceLineNo">2401</span>            // here we tweak the notify flag on the plot so that only<a name="line.2401"></a>
    2410. 

  2410. <span class="sourceLineNo">2402</span>            // one notification happens even though we update multiple<a name="line.2402"></a>
    2411. 

  2411. <span class="sourceLineNo">2403</span>            // axes...<a name="line.2403"></a>
    2412. 

  2412. <span class="sourceLineNo">2404</span>            boolean savedNotify = plot.isNotify();<a name="line.2404"></a>
    2413. 

  2413. <span class="sourceLineNo">2405</span>            plot.setNotify(false);<a name="line.2405"></a>
    2414. 

  2414. <span class="sourceLineNo">2406</span>            // we need to guard against this.zoomPoint being null<a name="line.2406"></a>
    2415. 

  2415. <span class="sourceLineNo">2407</span>            Point2D zp = (this.zoomPoint != null<a name="line.2407"></a>
    2416. 

  2416. <span class="sourceLineNo">2408</span>                    ? this.zoomPoint : new Point());<a name="line.2408"></a>
    2417. 

  2417. <span class="sourceLineNo">2409</span>            z.zoomRangeAxes(0.0, this.info.getPlotInfo(), zp);<a name="line.2409"></a>
    2418. 

  2418. <span class="sourceLineNo">2410</span>            plot.setNotify(savedNotify);<a name="line.2410"></a>
    2419. 

  2419. <span class="sourceLineNo">2411</span>        }<a name="line.2411"></a>
    2420. 

  2420. <span class="sourceLineNo">2412</span>    }<a name="line.2412"></a>
    2421. 

  2421. <span class="sourceLineNo">2413</span><a name="line.2413"></a>
    2422. 

  2422. <span class="sourceLineNo">2414</span>    /**<a name="line.2414"></a>
    2423. 

  2423. <span class="sourceLineNo">2415</span>     * Returns the data area for the chart (the area inside the axes) with the<a name="line.2415"></a>
    2424. 

  2424. <span class="sourceLineNo">2416</span>     * current scaling applied (that is, the area as it appears on screen).<a name="line.2416"></a>
    2425. 

  2425. <span class="sourceLineNo">2417</span>     *<a name="line.2417"></a>
    2426. 

  2426. <span class="sourceLineNo">2418</span>     * @return The scaled data area.<a name="line.2418"></a>
    2427. 

  2427. <span class="sourceLineNo">2419</span>     */<a name="line.2419"></a>
    2428. 

  2428. <span class="sourceLineNo">2420</span>    public Rectangle2D getScreenDataArea() {<a name="line.2420"></a>
    2429. 

  2429. <span class="sourceLineNo">2421</span>        Rectangle2D dataArea = this.info.getPlotInfo().getDataArea();<a name="line.2421"></a>
    2430. 

  2430. <span class="sourceLineNo">2422</span>        Insets insets = getInsets();<a name="line.2422"></a>
    2431. 

  2431. <span class="sourceLineNo">2423</span>        double x = dataArea.getX() * this.scaleX + insets.left;<a name="line.2423"></a>
    2432. 

  2432. <span class="sourceLineNo">2424</span>        double y = dataArea.getY() * this.scaleY + insets.top;<a name="line.2424"></a>
    2433. 

  2433. <span class="sourceLineNo">2425</span>        double w = dataArea.getWidth() * this.scaleX;<a name="line.2425"></a>
    2434. 

  2434. <span class="sourceLineNo">2426</span>        double h = dataArea.getHeight() * this.scaleY;<a name="line.2426"></a>
    2435. 

  2435. <span class="sourceLineNo">2427</span>        return new Rectangle2D.Double(x, y, w, h);<a name="line.2427"></a>
    2436. 

  2436. <span class="sourceLineNo">2428</span>    }<a name="line.2428"></a>
    2437. 

  2437. <span class="sourceLineNo">2429</span><a name="line.2429"></a>
    2438. 

  2438. <span class="sourceLineNo">2430</span>    /**<a name="line.2430"></a>
    2439. 

  2439. <span class="sourceLineNo">2431</span>     * Returns the data area (the area inside the axes) for the plot or subplot,<a name="line.2431"></a>
    2440. 

  2440. <span class="sourceLineNo">2432</span>     * with the current scaling applied.<a name="line.2432"></a>
    2441. 

  2441. <span class="sourceLineNo">2433</span>     *<a name="line.2433"></a>
    2442. 

  2442. <span class="sourceLineNo">2434</span>     * @param x  the x-coordinate (for subplot selection).<a name="line.2434"></a>
    2443. 

  2443. <span class="sourceLineNo">2435</span>     * @param y  the y-coordinate (for subplot selection).<a name="line.2435"></a>
    2444. 

  2444. <span class="sourceLineNo">2436</span>     *<a name="line.2436"></a>
    2445. 

  2445. <span class="sourceLineNo">2437</span>     * @return The scaled data area.<a name="line.2437"></a>
    2446. 

  2446. <span class="sourceLineNo">2438</span>     */<a name="line.2438"></a>
    2447. 

  2447. <span class="sourceLineNo">2439</span>    public Rectangle2D getScreenDataArea(int x, int y) {<a name="line.2439"></a>
    2448. 

  2448. <span class="sourceLineNo">2440</span>        PlotRenderingInfo plotInfo = this.info.getPlotInfo();<a name="line.2440"></a>
    2449. 

  2449. <span class="sourceLineNo">2441</span>        Rectangle2D result;<a name="line.2441"></a>
    2450. 

  2450. <span class="sourceLineNo">2442</span>        if (plotInfo.getSubplotCount() == 0) {<a name="line.2442"></a>
    2451. 

  2451. <span class="sourceLineNo">2443</span>            result = getScreenDataArea();<a name="line.2443"></a>
    2452. 

  2452. <span class="sourceLineNo">2444</span>        }<a name="line.2444"></a>
    2453. 

  2453. <span class="sourceLineNo">2445</span>        else {<a name="line.2445"></a>
    2454. 

  2454. <span class="sourceLineNo">2446</span>            // get the origin of the zoom selection in the Java2D space used for<a name="line.2446"></a>
    2455. 

  2455. <span class="sourceLineNo">2447</span>            // drawing the chart (that is, before any scaling to fit the panel)<a name="line.2447"></a>
    2456. 

  2456. <span class="sourceLineNo">2448</span>            Point2D selectOrigin = translateScreenToJava2D(new Point(x, y));<a name="line.2448"></a>
    2457. 

  2457. <span class="sourceLineNo">2449</span>            int subplotIndex = plotInfo.getSubplotIndex(selectOrigin);<a name="line.2449"></a>
    2458. 

  2458. <span class="sourceLineNo">2450</span>            if (subplotIndex == -1) {<a name="line.2450"></a>
    2459. 

  2459. <span class="sourceLineNo">2451</span>                return null;<a name="line.2451"></a>
    2460. 

  2460. <span class="sourceLineNo">2452</span>            }<a name="line.2452"></a>
    2461. 

  2461. <span class="sourceLineNo">2453</span>            result = scale(plotInfo.getSubplotInfo(subplotIndex).getDataArea());<a name="line.2453"></a>
    2462. 

  2462. <span class="sourceLineNo">2454</span>        }<a name="line.2454"></a>
    2463. 

  2463. <span class="sourceLineNo">2455</span>        return result;<a name="line.2455"></a>
    2464. 

  2464. <span class="sourceLineNo">2456</span>    }<a name="line.2456"></a>
    2465. 

  2465. <span class="sourceLineNo">2457</span><a name="line.2457"></a>
    2466. 

  2466. <span class="sourceLineNo">2458</span>    /**<a name="line.2458"></a>
    2467. 

  2467. <span class="sourceLineNo">2459</span>     * Returns the initial tooltip delay value used inside this chart panel.<a name="line.2459"></a>
    2468. 

  2468. <span class="sourceLineNo">2460</span>     *<a name="line.2460"></a>
    2469. 

  2469. <span class="sourceLineNo">2461</span>     * @return An integer representing the initial delay value, in milliseconds.<a name="line.2461"></a>
    2470. 

  2470. <span class="sourceLineNo">2462</span>     *<a name="line.2462"></a>
    2471. 

  2471. <span class="sourceLineNo">2463</span>     * @see javax.swing.ToolTipManager#getInitialDelay()<a name="line.2463"></a>
    2472. 

  2472. <span class="sourceLineNo">2464</span>     */<a name="line.2464"></a>
    2473. 

  2473. <span class="sourceLineNo">2465</span>    public int getInitialDelay() {<a name="line.2465"></a>
    2474. 

  2474. <span class="sourceLineNo">2466</span>        return this.ownToolTipInitialDelay;<a name="line.2466"></a>
    2475. 

  2475. <span class="sourceLineNo">2467</span>    }<a name="line.2467"></a>
    2476. 

  2476. <span class="sourceLineNo">2468</span><a name="line.2468"></a>
    2477. 

  2477. <span class="sourceLineNo">2469</span>    /**<a name="line.2469"></a>
    2478. 

  2478. <span class="sourceLineNo">2470</span>     * Returns the reshow tooltip delay value used inside this chart panel.<a name="line.2470"></a>
    2479. 

  2479. <span class="sourceLineNo">2471</span>     *<a name="line.2471"></a>
    2480. 

  2480. <span class="sourceLineNo">2472</span>     * @return An integer representing the reshow  delay value, in milliseconds.<a name="line.2472"></a>
    2481. 

  2481. <span class="sourceLineNo">2473</span>     *<a name="line.2473"></a>
    2482. 

  2482. <span class="sourceLineNo">2474</span>     * @see javax.swing.ToolTipManager#getReshowDelay()<a name="line.2474"></a>
    2483. 

  2483. <span class="sourceLineNo">2475</span>     */<a name="line.2475"></a>
    2484. 

  2484. <span class="sourceLineNo">2476</span>    public int getReshowDelay() {<a name="line.2476"></a>
    2485. 

  2485. <span class="sourceLineNo">2477</span>        return this.ownToolTipReshowDelay;<a name="line.2477"></a>
    2486. 

  2486. <span class="sourceLineNo">2478</span>    }<a name="line.2478"></a>
    2487. 

  2487. <span class="sourceLineNo">2479</span><a name="line.2479"></a>
    2488. 

  2488. <span class="sourceLineNo">2480</span>    /**<a name="line.2480"></a>
    2489. 

  2489. <span class="sourceLineNo">2481</span>     * Returns the dismissal tooltip delay value used inside this chart panel.<a name="line.2481"></a>
    2490. 

  2490. <span class="sourceLineNo">2482</span>     *<a name="line.2482"></a>
    2491. 

  2491. <span class="sourceLineNo">2483</span>     * @return An integer representing the dismissal delay value, in<a name="line.2483"></a>
    2492. 

  2492. <span class="sourceLineNo">2484</span>     *         milliseconds.<a name="line.2484"></a>
    2493. 

  2493. <span class="sourceLineNo">2485</span>     *<a name="line.2485"></a>
    2494. 

  2494. <span class="sourceLineNo">2486</span>     * @see javax.swing.ToolTipManager#getDismissDelay()<a name="line.2486"></a>
    2495. 

  2495. <span class="sourceLineNo">2487</span>     */<a name="line.2487"></a>
    2496. 

  2496. <span class="sourceLineNo">2488</span>    public int getDismissDelay() {<a name="line.2488"></a>
    2497. 

  2497. <span class="sourceLineNo">2489</span>        return this.ownToolTipDismissDelay;<a name="line.2489"></a>
    2498. 

  2498. <span class="sourceLineNo">2490</span>    }<a name="line.2490"></a>
    2499. 

  2499. <span class="sourceLineNo">2491</span><a name="line.2491"></a>
    2500. 

  2500. <span class="sourceLineNo">2492</span>    /**<a name="line.2492"></a>
    2501. 

  2501. <span class="sourceLineNo">2493</span>     * Specifies the initial delay value for this chart panel.<a name="line.2493"></a>
    2502. 

  2502. <span class="sourceLineNo">2494</span>     *<a name="line.2494"></a>
    2503. 

  2503. <span class="sourceLineNo">2495</span>     * @param delay  the number of milliseconds to delay (after the cursor has<a name="line.2495"></a>
    2504. 

  2504. <span class="sourceLineNo">2496</span>     *               paused) before displaying.<a name="line.2496"></a>
    2505. 

  2505. <span class="sourceLineNo">2497</span>     *<a name="line.2497"></a>
    2506. 

  2506. <span class="sourceLineNo">2498</span>     * @see javax.swing.ToolTipManager#setInitialDelay(int)<a name="line.2498"></a>
    2507. 

  2507. <span class="sourceLineNo">2499</span>     */<a name="line.2499"></a>
    2508. 

  2508. <span class="sourceLineNo">2500</span>    public void setInitialDelay(int delay) {<a name="line.2500"></a>
    2509. 

  2509. <span class="sourceLineNo">2501</span>        this.ownToolTipInitialDelay = delay;<a name="line.2501"></a>
    2510. 

  2510. <span class="sourceLineNo">2502</span>    }<a name="line.2502"></a>
    2511. 

  2511. <span class="sourceLineNo">2503</span><a name="line.2503"></a>
    2512. 

  2512. <span class="sourceLineNo">2504</span>    /**<a name="line.2504"></a>
    2513. 

  2513. <span class="sourceLineNo">2505</span>     * Specifies the amount of time before the user has to wait initialDelay<a name="line.2505"></a>
    2514. 

  2514. <span class="sourceLineNo">2506</span>     * milliseconds before a tooltip will be shown.<a name="line.2506"></a>
    2515. 

  2515. <span class="sourceLineNo">2507</span>     *<a name="line.2507"></a>
    2516. 

  2516. <span class="sourceLineNo">2508</span>     * @param delay  time in milliseconds<a name="line.2508"></a>
    2517. 

  2517. <span class="sourceLineNo">2509</span>     *<a name="line.2509"></a>
    2518. 

  2518. <span class="sourceLineNo">2510</span>     * @see javax.swing.ToolTipManager#setReshowDelay(int)<a name="line.2510"></a>
    2519. 

  2519. <span class="sourceLineNo">2511</span>     */<a name="line.2511"></a>
    2520. 

  2520. <span class="sourceLineNo">2512</span>    public void setReshowDelay(int delay) {<a name="line.2512"></a>
    2521. 

  2521. <span class="sourceLineNo">2513</span>        this.ownToolTipReshowDelay = delay;<a name="line.2513"></a>
    2522. 

  2522. <span class="sourceLineNo">2514</span>    }<a name="line.2514"></a>
    2523. 

  2523. <span class="sourceLineNo">2515</span><a name="line.2515"></a>
    2524. 

  2524. <span class="sourceLineNo">2516</span>    /**<a name="line.2516"></a>
    2525. 

  2525. <span class="sourceLineNo">2517</span>     * Specifies the dismissal delay value for this chart panel.<a name="line.2517"></a>
    2526. 

  2526. <span class="sourceLineNo">2518</span>     *<a name="line.2518"></a>
    2527. 

  2527. <span class="sourceLineNo">2519</span>     * @param delay the number of milliseconds to delay before taking away the<a name="line.2519"></a>
    2528. 

  2528. <span class="sourceLineNo">2520</span>     *              tooltip<a name="line.2520"></a>
    2529. 

  2529. <span class="sourceLineNo">2521</span>     *<a name="line.2521"></a>
    2530. 

  2530. <span class="sourceLineNo">2522</span>     * @see javax.swing.ToolTipManager#setDismissDelay(int)<a name="line.2522"></a>
    2531. 

  2531. <span class="sourceLineNo">2523</span>     */<a name="line.2523"></a>
    2532. 

  2532. <span class="sourceLineNo">2524</span>    public void setDismissDelay(int delay) {<a name="line.2524"></a>
    2533. 

  2533. <span class="sourceLineNo">2525</span>        this.ownToolTipDismissDelay = delay;<a name="line.2525"></a>
    2534. 

  2534. <span class="sourceLineNo">2526</span>    }<a name="line.2526"></a>
    2535. 

  2535. <span class="sourceLineNo">2527</span><a name="line.2527"></a>
    2536. 

  2536. <span class="sourceLineNo">2528</span>    /**<a name="line.2528"></a>
    2537. 

  2537. <span class="sourceLineNo">2529</span>     * Returns the zoom in factor.<a name="line.2529"></a>
    2538. 

  2538. <span class="sourceLineNo">2530</span>     *<a name="line.2530"></a>
    2539. 

  2539. <span class="sourceLineNo">2531</span>     * @return The zoom in factor.<a name="line.2531"></a>
    2540. 

  2540. <span class="sourceLineNo">2532</span>     *<a name="line.2532"></a>
    2541. 

  2541. <span class="sourceLineNo">2533</span>     * @see #setZoomInFactor(double)<a name="line.2533"></a>
    2542. 

  2542. <span class="sourceLineNo">2534</span>     */<a name="line.2534"></a>
    2543. 

  2543. <span class="sourceLineNo">2535</span>    public double getZoomInFactor() {<a name="line.2535"></a>
    2544. 

  2544. <span class="sourceLineNo">2536</span>        return this.zoomInFactor;<a name="line.2536"></a>
    2545. 

  2545. <span class="sourceLineNo">2537</span>    }<a name="line.2537"></a>
    2546. 

  2546. <span class="sourceLineNo">2538</span><a name="line.2538"></a>
    2547. 

  2547. <span class="sourceLineNo">2539</span>    /**<a name="line.2539"></a>
    2548. 

  2548. <span class="sourceLineNo">2540</span>     * Sets the zoom in factor.<a name="line.2540"></a>
    2549. 

  2549. <span class="sourceLineNo">2541</span>     *<a name="line.2541"></a>
    2550. 

  2550. <span class="sourceLineNo">2542</span>     * @param factor  the factor.<a name="line.2542"></a>
    2551. 

  2551. <span class="sourceLineNo">2543</span>     *<a name="line.2543"></a>
    2552. 

  2552. <span class="sourceLineNo">2544</span>     * @see #getZoomInFactor()<a name="line.2544"></a>
    2553. 

  2553. <span class="sourceLineNo">2545</span>     */<a name="line.2545"></a>
    2554. 

  2554. <span class="sourceLineNo">2546</span>    public void setZoomInFactor(double factor) {<a name="line.2546"></a>
    2555. 

  2555. <span class="sourceLineNo">2547</span>        this.zoomInFactor = factor;<a name="line.2547"></a>
    2556. 

  2556. <span class="sourceLineNo">2548</span>    }<a name="line.2548"></a>
    2557. 

  2557. <span class="sourceLineNo">2549</span><a name="line.2549"></a>
    2558. 

  2558. <span class="sourceLineNo">2550</span>    /**<a name="line.2550"></a>
    2559. 

  2559. <span class="sourceLineNo">2551</span>     * Returns the zoom out factor.<a name="line.2551"></a>
    2560. 

  2560. <span class="sourceLineNo">2552</span>     *<a name="line.2552"></a>
    2561. 

  2561. <span class="sourceLineNo">2553</span>     * @return The zoom out factor.<a name="line.2553"></a>
    2562. 

  2562. <span class="sourceLineNo">2554</span>     *<a name="line.2554"></a>
    2563. 

  2563. <span class="sourceLineNo">2555</span>     * @see #setZoomOutFactor(double)<a name="line.2555"></a>
    2564. 

  2564. <span class="sourceLineNo">2556</span>     */<a name="line.2556"></a>
    2565. 

  2565. <span class="sourceLineNo">2557</span>    public double getZoomOutFactor() {<a name="line.2557"></a>
    2566. 

  2566. <span class="sourceLineNo">2558</span>        return this.zoomOutFactor;<a name="line.2558"></a>
    2567. 

  2567. <span class="sourceLineNo">2559</span>    }<a name="line.2559"></a>
    2568. 

  2568. <span class="sourceLineNo">2560</span><a name="line.2560"></a>
    2569. 

  2569. <span class="sourceLineNo">2561</span>    /**<a name="line.2561"></a>
    2570. 

  2570. <span class="sourceLineNo">2562</span>     * Sets the zoom out factor.<a name="line.2562"></a>
    2571. 

  2571. <span class="sourceLineNo">2563</span>     *<a name="line.2563"></a>
    2572. 

  2572. <span class="sourceLineNo">2564</span>     * @param factor  the factor.<a name="line.2564"></a>
    2573. 

  2573. <span class="sourceLineNo">2565</span>     *<a name="line.2565"></a>
    2574. 

  2574. <span class="sourceLineNo">2566</span>     * @see #getZoomOutFactor()<a name="line.2566"></a>
    2575. 

  2575. <span class="sourceLineNo">2567</span>     */<a name="line.2567"></a>
    2576. 

  2576. <span class="sourceLineNo">2568</span>    public void setZoomOutFactor(double factor) {<a name="line.2568"></a>
    2577. 

  2577. <span class="sourceLineNo">2569</span>        this.zoomOutFactor = factor;<a name="line.2569"></a>
    2578. 

  2578. <span class="sourceLineNo">2570</span>    }<a name="line.2570"></a>
    2579. 

  2579. <span class="sourceLineNo">2571</span><a name="line.2571"></a>
    2580. 

  2580. <span class="sourceLineNo">2572</span>    /**<a name="line.2572"></a>
    2581. 

  2581. <span class="sourceLineNo">2573</span>     * Draws zoom rectangle (if present).<a name="line.2573"></a>
    2582. 

  2582. <span class="sourceLineNo">2574</span>     * The drawing is performed in XOR mode, therefore<a name="line.2574"></a>
    2583. 

  2583. <span class="sourceLineNo">2575</span>     * when this method is called twice in a row,<a name="line.2575"></a>
    2584. 

  2584. <span class="sourceLineNo">2576</span>     * the second call will completely restore the state<a name="line.2576"></a>
    2585. 

  2585. <span class="sourceLineNo">2577</span>     * of the canvas.<a name="line.2577"></a>
    2586. 

  2586. <span class="sourceLineNo">2578</span>     *<a name="line.2578"></a>
    2587. 

  2587. <span class="sourceLineNo">2579</span>     * @param g2 the graphics device.<a name="line.2579"></a>
    2588. 

  2588. <span class="sourceLineNo">2580</span>     * @param xor  use XOR for drawing?<a name="line.2580"></a>
    2589. 

  2589. <span class="sourceLineNo">2581</span>     */<a name="line.2581"></a>
    2590. 

  2590. <span class="sourceLineNo">2582</span>    private void drawZoomRectangle(Graphics2D g2, boolean xor) {<a name="line.2582"></a>
    2591. 

  2591. <span class="sourceLineNo">2583</span>        if (this.zoomRectangle != null) {<a name="line.2583"></a>
    2592. 

  2592. <span class="sourceLineNo">2584</span>            if (xor) {<a name="line.2584"></a>
    2593. 

  2593. <span class="sourceLineNo">2585</span>                 // Set XOR mode to draw the zoom rectangle<a name="line.2585"></a>
    2594. 

  2594. <span class="sourceLineNo">2586</span>                g2.setXORMode(Color.gray);<a name="line.2586"></a>
    2595. 

  2595. <span class="sourceLineNo">2587</span>            }<a name="line.2587"></a>
    2596. 

  2596. <span class="sourceLineNo">2588</span>            if (this.fillZoomRectangle) {<a name="line.2588"></a>
    2597. 

  2597. <span class="sourceLineNo">2589</span>                g2.setPaint(this.zoomFillPaint);<a name="line.2589"></a>
    2598. 

  2598. <span class="sourceLineNo">2590</span>                g2.fill(this.zoomRectangle);<a name="line.2590"></a>
    2599. 

  2599. <span class="sourceLineNo">2591</span>            }<a name="line.2591"></a>
    2600. 

  2600. <span class="sourceLineNo">2592</span>            else {<a name="line.2592"></a>
    2601. 

  2601. <span class="sourceLineNo">2593</span>                g2.setPaint(this.zoomOutlinePaint);<a name="line.2593"></a>
    2602. 

  2602. <span class="sourceLineNo">2594</span>                g2.draw(this.zoomRectangle);<a name="line.2594"></a>
    2603. 

  2603. <span class="sourceLineNo">2595</span>            }<a name="line.2595"></a>
    2604. 

  2604. <span class="sourceLineNo">2596</span>            if (xor) {<a name="line.2596"></a>
    2605. 

  2605. <span class="sourceLineNo">2597</span>                // Reset to the default 'overwrite' mode<a name="line.2597"></a>
    2606. 

  2606. <span class="sourceLineNo">2598</span>                g2.setPaintMode();<a name="line.2598"></a>
    2607. 

  2607. <span class="sourceLineNo">2599</span>            }<a name="line.2599"></a>
    2608. 

  2608. <span class="sourceLineNo">2600</span>        }<a name="line.2600"></a>
    2609. 

  2609. <span class="sourceLineNo">2601</span>    }<a name="line.2601"></a>
    2610. 

  2610. <span class="sourceLineNo">2602</span><a name="line.2602"></a>
    2611. 

  2611. <span class="sourceLineNo">2603</span>    /**<a name="line.2603"></a>
    2612. 

  2612. <span class="sourceLineNo">2604</span>     * Draws a vertical line used to trace the mouse position to the horizontal<a name="line.2604"></a>
    2613. 

  2613. <span class="sourceLineNo">2605</span>     * axis.<a name="line.2605"></a>
    2614. 

  2614. <span class="sourceLineNo">2606</span>     *<a name="line.2606"></a>
    2615. 

  2615. <span class="sourceLineNo">2607</span>     * @param g2 the graphics device.<a name="line.2607"></a>
    2616. 

  2616. <span class="sourceLineNo">2608</span>     * @param x  the x-coordinate of the trace line.<a name="line.2608"></a>
    2617. 

  2617. <span class="sourceLineNo">2609</span>     */<a name="line.2609"></a>
    2618. 

  2618. <span class="sourceLineNo">2610</span>    private void drawHorizontalAxisTrace(Graphics2D g2, int x) {<a name="line.2610"></a>
    2619. 

  2619. <span class="sourceLineNo">2611</span><a name="line.2611"></a>
    2620. 

  2620. <span class="sourceLineNo">2612</span>        Rectangle2D dataArea = getScreenDataArea();<a name="line.2612"></a>
    2621. 

  2621. <span class="sourceLineNo">2613</span><a name="line.2613"></a>
    2622. 

  2622. <span class="sourceLineNo">2614</span>        g2.setXORMode(Color.orange);<a name="line.2614"></a>
    2623. 

  2623. <span class="sourceLineNo">2615</span>        if (((int) dataArea.getMinX() &lt; x) &amp;&amp; (x &lt; (int) dataArea.getMaxX())) {<a name="line.2615"></a>
    2624. 

  2624. <span class="sourceLineNo">2616</span><a name="line.2616"></a>
    2625. 

  2625. <span class="sourceLineNo">2617</span>            if (this.verticalTraceLine != null) {<a name="line.2617"></a>
    2626. 

  2626. <span class="sourceLineNo">2618</span>                g2.draw(this.verticalTraceLine);<a name="line.2618"></a>
    2627. 

  2627. <span class="sourceLineNo">2619</span>                this.verticalTraceLine.setLine(x, (int) dataArea.getMinY(), x,<a name="line.2619"></a>
    2628. 

  2628. <span class="sourceLineNo">2620</span>                        (int) dataArea.getMaxY());<a name="line.2620"></a>
    2629. 

  2629. <span class="sourceLineNo">2621</span>            }<a name="line.2621"></a>
    2630. 

  2630. <span class="sourceLineNo">2622</span>            else {<a name="line.2622"></a>
    2631. 

  2631. <span class="sourceLineNo">2623</span>                this.verticalTraceLine = new Line2D.Float(x,<a name="line.2623"></a>
    2632. 

  2632. <span class="sourceLineNo">2624</span>                        (int) dataArea.getMinY(), x, (int) dataArea.getMaxY());<a name="line.2624"></a>
    2633. 

  2633. <span class="sourceLineNo">2625</span>            }<a name="line.2625"></a>
    2634. 

  2634. <span class="sourceLineNo">2626</span>            g2.draw(this.verticalTraceLine);<a name="line.2626"></a>
    2635. 

  2635. <span class="sourceLineNo">2627</span>        }<a name="line.2627"></a>
    2636. 

  2636. <span class="sourceLineNo">2628</span><a name="line.2628"></a>
    2637. 

  2637. <span class="sourceLineNo">2629</span>        // Reset to the default 'overwrite' mode<a name="line.2629"></a>
    2638. 

  2638. <span class="sourceLineNo">2630</span>        g2.setPaintMode();<a name="line.2630"></a>
    2639. 

  2639. <span class="sourceLineNo">2631</span>    }<a name="line.2631"></a>
    2640. 

  2640. <span class="sourceLineNo">2632</span><a name="line.2632"></a>
    2641. 

  2641. <span class="sourceLineNo">2633</span>    /**<a name="line.2633"></a>
    2642. 

  2642. <span class="sourceLineNo">2634</span>     * Draws a horizontal line used to trace the mouse position to the vertical<a name="line.2634"></a>
    2643. 

  2643. <span class="sourceLineNo">2635</span>     * axis.<a name="line.2635"></a>
    2644. 

  2644. <span class="sourceLineNo">2636</span>     *<a name="line.2636"></a>
    2645. 

  2645. <span class="sourceLineNo">2637</span>     * @param g2 the graphics device.<a name="line.2637"></a>
    2646. 

  2646. <span class="sourceLineNo">2638</span>     * @param y  the y-coordinate of the trace line.<a name="line.2638"></a>
    2647. 

  2647. <span class="sourceLineNo">2639</span>     */<a name="line.2639"></a>
    2648. 

  2648. <span class="sourceLineNo">2640</span>    private void drawVerticalAxisTrace(Graphics2D g2, int y) {<a name="line.2640"></a>
    2649. 

  2649. <span class="sourceLineNo">2641</span><a name="line.2641"></a>
    2650. 

  2650. <span class="sourceLineNo">2642</span>        Rectangle2D dataArea = getScreenDataArea();<a name="line.2642"></a>
    2651. 

  2651. <span class="sourceLineNo">2643</span><a name="line.2643"></a>
    2652. 

  2652. <span class="sourceLineNo">2644</span>        g2.setXORMode(Color.orange);<a name="line.2644"></a>
    2653. 

  2653. <span class="sourceLineNo">2645</span>        if (((int) dataArea.getMinY() &lt; y) &amp;&amp; (y &lt; (int) dataArea.getMaxY())) {<a name="line.2645"></a>
    2654. 

  2654. <span class="sourceLineNo">2646</span><a name="line.2646"></a>
    2655. 

  2655. <span class="sourceLineNo">2647</span>            if (this.horizontalTraceLine != null) {<a name="line.2647"></a>
    2656. 

  2656. <span class="sourceLineNo">2648</span>                g2.draw(this.horizontalTraceLine);<a name="line.2648"></a>
    2657. 

  2657. <span class="sourceLineNo">2649</span>                this.horizontalTraceLine.setLine((int) dataArea.getMinX(), y,<a name="line.2649"></a>
    2658. 

  2658. <span class="sourceLineNo">2650</span>                        (int) dataArea.getMaxX(), y);<a name="line.2650"></a>
    2659. 

  2659. <span class="sourceLineNo">2651</span>            }<a name="line.2651"></a>
    2660. 

  2660. <span class="sourceLineNo">2652</span>            else {<a name="line.2652"></a>
    2661. 

  2661. <span class="sourceLineNo">2653</span>                this.horizontalTraceLine = new Line2D.Float(<a name="line.2653"></a>
    2662. 

  2662. <span class="sourceLineNo">2654</span>                        (int) dataArea.getMinX(), y, (int) dataArea.getMaxX(),<a name="line.2654"></a>
    2663. 

  2663. <span class="sourceLineNo">2655</span>                        y);<a name="line.2655"></a>
    2664. 

  2664. <span class="sourceLineNo">2656</span>            }<a name="line.2656"></a>
    2665. 

  2665. <span class="sourceLineNo">2657</span>            g2.draw(this.horizontalTraceLine);<a name="line.2657"></a>
    2666. 

  2666. <span class="sourceLineNo">2658</span>        }<a name="line.2658"></a>
    2667. 

  2667. <span class="sourceLineNo">2659</span><a name="line.2659"></a>
    2668. 

  2668. <span class="sourceLineNo">2660</span>        // Reset to the default 'overwrite' mode<a name="line.2660"></a>
    2669. 

  2669. <span class="sourceLineNo">2661</span>        g2.setPaintMode();<a name="line.2661"></a>
    2670. 

  2670. <span class="sourceLineNo">2662</span>    }<a name="line.2662"></a>
    2671. 

  2671. <span class="sourceLineNo">2663</span><a name="line.2663"></a>
    2672. 

  2672. <span class="sourceLineNo">2664</span>    /**<a name="line.2664"></a>
    2673. 

  2673. <span class="sourceLineNo">2665</span>     * Displays a dialog that allows the user to edit the properties for the<a name="line.2665"></a>
    2674. 

  2674. <span class="sourceLineNo">2666</span>     * current chart.<a name="line.2666"></a>
    2675. 

  2675. <span class="sourceLineNo">2667</span>     *<a name="line.2667"></a>
    2676. 

  2676. <span class="sourceLineNo">2668</span>     * @since 1.0.3<a name="line.2668"></a>
    2677. 

  2677. <span class="sourceLineNo">2669</span>     */<a name="line.2669"></a>
    2678. 

  2678. <span class="sourceLineNo">2670</span>    public void doEditChartProperties() {<a name="line.2670"></a>
    2679. 

  2679. <span class="sourceLineNo">2671</span><a name="line.2671"></a>
    2680. 

  2680. <span class="sourceLineNo">2672</span>        ChartEditor editor = ChartEditorManager.getChartEditor(this.chart);<a name="line.2672"></a>
    2681. 

  2681. <span class="sourceLineNo">2673</span>        int result = JOptionPane.showConfirmDialog(this, editor,<a name="line.2673"></a>
    2682. 

  2682. <span class="sourceLineNo">2674</span>                localizationResources.getString("Chart_Properties"),<a name="line.2674"></a>
    2683. 

  2683. <span class="sourceLineNo">2675</span>                JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);<a name="line.2675"></a>
    2684. 

  2684. <span class="sourceLineNo">2676</span>        if (result == JOptionPane.OK_OPTION) {<a name="line.2676"></a>
    2685. 

  2685. <span class="sourceLineNo">2677</span>            editor.updateChart(this.chart);<a name="line.2677"></a>
    2686. 

  2686. <span class="sourceLineNo">2678</span>        }<a name="line.2678"></a>
    2687. 

  2687. <span class="sourceLineNo">2679</span><a name="line.2679"></a>
    2688. 

  2688. <span class="sourceLineNo">2680</span>    }<a name="line.2680"></a>
    2689. 

  2689. <span class="sourceLineNo">2681</span><a name="line.2681"></a>
    2690. 

  2690. <span class="sourceLineNo">2682</span>    /**<a name="line.2682"></a>
    2691. 

  2691. <span class="sourceLineNo">2683</span>     * Copies the current chart to the system clipboard.<a name="line.2683"></a>
    2692. 

  2692. <span class="sourceLineNo">2684</span>     * <a name="line.2684"></a>
    2693. 

  2693. <span class="sourceLineNo">2685</span>     * @since 1.0.13<a name="line.2685"></a>
    2694. 

  2694. <span class="sourceLineNo">2686</span>     */<a name="line.2686"></a>
    2695. 

  2695. <span class="sourceLineNo">2687</span>    public void doCopy() {<a name="line.2687"></a>
    2696. 

  2696. <span class="sourceLineNo">2688</span>        Clipboard systemClipboard<a name="line.2688"></a>
    2697. 

  2697. <span class="sourceLineNo">2689</span>                = Toolkit.getDefaultToolkit().getSystemClipboard();<a name="line.2689"></a>
    2698. 

  2698. <span class="sourceLineNo">2690</span>        Insets insets = getInsets();<a name="line.2690"></a>
    2699. 

  2699. <span class="sourceLineNo">2691</span>        int w = getWidth() - insets.left - insets.right;<a name="line.2691"></a>
    2700. 

  2700. <span class="sourceLineNo">2692</span>        int h = getHeight() - insets.top - insets.bottom;<a name="line.2692"></a>
    2701. 

  2701. <span class="sourceLineNo">2693</span>        ChartTransferable selection = new ChartTransferable(this.chart, w, h,<a name="line.2693"></a>
    2702. 

  2702. <span class="sourceLineNo">2694</span>                getMinimumDrawWidth(), getMinimumDrawHeight(),<a name="line.2694"></a>
    2703. 

  2703. <span class="sourceLineNo">2695</span>                getMaximumDrawWidth(), getMaximumDrawHeight(), true);<a name="line.2695"></a>
    2704. 

  2704. <span class="sourceLineNo">2696</span>        systemClipboard.setContents(selection, null);<a name="line.2696"></a>
    2705. 

  2705. <span class="sourceLineNo">2697</span>    }<a name="line.2697"></a>
    2706. 

  2706. <span class="sourceLineNo">2698</span><a name="line.2698"></a>
    2707. 

  2707. <span class="sourceLineNo">2699</span>    /**<a name="line.2699"></a>
    2708. 

  2708. <span class="sourceLineNo">2700</span>     * Opens a file chooser and gives the user an opportunity to save the chart<a name="line.2700"></a>
    2709. 

  2709. <span class="sourceLineNo">2701</span>     * in PNG format.<a name="line.2701"></a>
    2710. 

  2710. <span class="sourceLineNo">2702</span>     *<a name="line.2702"></a>
    2711. 

  2711. <span class="sourceLineNo">2703</span>     * @throws IOException if there is an I/O error.<a name="line.2703"></a>
    2712. 

  2712. <span class="sourceLineNo">2704</span>     */<a name="line.2704"></a>
    2713. 

  2713. <span class="sourceLineNo">2705</span>    public void doSaveAs() throws IOException {<a name="line.2705"></a>
    2714. 

  2714. <span class="sourceLineNo">2706</span>        JFileChooser fileChooser = new JFileChooser();<a name="line.2706"></a>
    2715. 

  2715. <span class="sourceLineNo">2707</span>        fileChooser.setCurrentDirectory(this.defaultDirectoryForSaveAs);<a name="line.2707"></a>
    2716. 

  2716. <span class="sourceLineNo">2708</span>        FileNameExtensionFilter filter = new FileNameExtensionFilter(<a name="line.2708"></a>
    2717. 

  2717. <span class="sourceLineNo">2709</span>                    localizationResources.getString("PNG_Image_Files"), "png");<a name="line.2709"></a>
    2718. 

  2718. <span class="sourceLineNo">2710</span>        fileChooser.addChoosableFileFilter(filter);<a name="line.2710"></a>
    2719. 

  2719. <span class="sourceLineNo">2711</span>        fileChooser.setFileFilter(filter);<a name="line.2711"></a>
    2720. 

  2720. <span class="sourceLineNo">2712</span><a name="line.2712"></a>
    2721. 

  2721. <span class="sourceLineNo">2713</span>        int option = fileChooser.showSaveDialog(this);<a name="line.2713"></a>
    2722. 

  2722. <span class="sourceLineNo">2714</span>        if (option == JFileChooser.APPROVE_OPTION) {<a name="line.2714"></a>
    2723. 

  2723. <span class="sourceLineNo">2715</span>            String filename = fileChooser.getSelectedFile().getPath();<a name="line.2715"></a>
    2724. 

  2724. <span class="sourceLineNo">2716</span>            if (isEnforceFileExtensions()) {<a name="line.2716"></a>
    2725. 

  2725. <span class="sourceLineNo">2717</span>                if (!filename.endsWith(".png")) {<a name="line.2717"></a>
    2726. 

  2726. <span class="sourceLineNo">2718</span>                    filename = filename + ".png";<a name="line.2718"></a>
    2727. 

  2727. <span class="sourceLineNo">2719</span>                }<a name="line.2719"></a>
    2728. 

  2728. <span class="sourceLineNo">2720</span>            }<a name="line.2720"></a>
    2729. 

  2729. <span class="sourceLineNo">2721</span>            ChartUtilities.saveChartAsPNG(new File(filename), this.chart,<a name="line.2721"></a>
    2730. 

  2730. <span class="sourceLineNo">2722</span>                    getWidth(), getHeight());<a name="line.2722"></a>
    2731. 

  2731. <span class="sourceLineNo">2723</span>        }<a name="line.2723"></a>
    2732. 

  2732. <span class="sourceLineNo">2724</span>    }<a name="line.2724"></a>
    2733. 

  2733. <span class="sourceLineNo">2725</span>    <a name="line.2725"></a>
    2734. 

  2734. <span class="sourceLineNo">2726</span>    /**<a name="line.2726"></a>
    2735. 

  2735. <span class="sourceLineNo">2727</span>     * Saves the chart in SVG format (a filechooser will be displayed so that<a name="line.2727"></a>
    2736. 

  2736. <span class="sourceLineNo">2728</span>     * the user can specify the filename).  Note that this method only works<a name="line.2728"></a>
    2737. 

  2737. <span class="sourceLineNo">2729</span>     * if the JFreeSVG library is on the classpath...if this library is not <a name="line.2729"></a>
    2738. 

  2738. <span class="sourceLineNo">2730</span>     * present, the method will fail.<a name="line.2730"></a>
    2739. 

  2739. <span class="sourceLineNo">2731</span>     */<a name="line.2731"></a>
    2740. 

  2740. <span class="sourceLineNo">2732</span>    private void saveAsSVG(File f) throws IOException {<a name="line.2732"></a>
    2741. 

  2741. <span class="sourceLineNo">2733</span>        File file = f;<a name="line.2733"></a>
    2742. 

  2742. <span class="sourceLineNo">2734</span>        if (file == null) {<a name="line.2734"></a>
    2743. 

  2743. <span class="sourceLineNo">2735</span>            JFileChooser fileChooser = new JFileChooser();<a name="line.2735"></a>
    2744. 

  2744. <span class="sourceLineNo">2736</span>            fileChooser.setCurrentDirectory(this.defaultDirectoryForSaveAs);<a name="line.2736"></a>
    2745. 

  2745. <span class="sourceLineNo">2737</span>            FileNameExtensionFilter filter = new FileNameExtensionFilter(<a name="line.2737"></a>
    2746. 

  2746. <span class="sourceLineNo">2738</span>                    localizationResources.getString("SVG_Files"), "svg");<a name="line.2738"></a>
    2747. 

  2747. <span class="sourceLineNo">2739</span>            fileChooser.addChoosableFileFilter(filter);<a name="line.2739"></a>
    2748. 

  2748. <span class="sourceLineNo">2740</span>            fileChooser.setFileFilter(filter);<a name="line.2740"></a>
    2749. 

  2749. <span class="sourceLineNo">2741</span><a name="line.2741"></a>
    2750. 

  2750. <span class="sourceLineNo">2742</span>            int option = fileChooser.showSaveDialog(this);<a name="line.2742"></a>
    2751. 

  2751. <span class="sourceLineNo">2743</span>            if (option == JFileChooser.APPROVE_OPTION) {<a name="line.2743"></a>
    2752. 

  2752. <span class="sourceLineNo">2744</span>                String filename = fileChooser.getSelectedFile().getPath();<a name="line.2744"></a>
    2753. 

  2753. <span class="sourceLineNo">2745</span>                if (isEnforceFileExtensions()) {<a name="line.2745"></a>
    2754. 

  2754. <span class="sourceLineNo">2746</span>                    if (!filename.endsWith(".svg")) {<a name="line.2746"></a>
    2755. 

  2755. <span class="sourceLineNo">2747</span>                        filename = filename + ".svg";<a name="line.2747"></a>
    2756. 

  2756. <span class="sourceLineNo">2748</span>                    }<a name="line.2748"></a>
    2757. 

  2757. <span class="sourceLineNo">2749</span>                }<a name="line.2749"></a>
    2758. 

  2758. <span class="sourceLineNo">2750</span>                file = new File(filename);<a name="line.2750"></a>
    2759. 

  2759. <span class="sourceLineNo">2751</span>                if (file.exists()) {<a name="line.2751"></a>
    2760. 

  2760. <span class="sourceLineNo">2752</span>                    String fileExists = localizationResources.getString(<a name="line.2752"></a>
    2761. 

  2761. <span class="sourceLineNo">2753</span>                            "FILE_EXISTS_CONFIRM_OVERWRITE");<a name="line.2753"></a>
    2762. 

  2762. <span class="sourceLineNo">2754</span>                    int response = JOptionPane.showConfirmDialog(this, <a name="line.2754"></a>
    2763. 

  2763. <span class="sourceLineNo">2755</span>                            fileExists, "Save As SVG", <a name="line.2755"></a>
    2764. 

  2764. <span class="sourceLineNo">2756</span>                            JOptionPane.OK_CANCEL_OPTION);<a name="line.2756"></a>
    2765. 

  2765. <span class="sourceLineNo">2757</span>                    if (response == JOptionPane.CANCEL_OPTION) {<a name="line.2757"></a>
    2766. 

  2766. <span class="sourceLineNo">2758</span>                        file = null;<a name="line.2758"></a>
    2767. 

  2767. <span class="sourceLineNo">2759</span>                    }<a name="line.2759"></a>
    2768. 

  2768. <span class="sourceLineNo">2760</span>                }<a name="line.2760"></a>
    2769. 

  2769. <span class="sourceLineNo">2761</span>            }<a name="line.2761"></a>
    2770. 

  2770. <span class="sourceLineNo">2762</span>        }<a name="line.2762"></a>
    2771. 

  2771. <span class="sourceLineNo">2763</span>        <a name="line.2763"></a>
    2772. 

  2772. <span class="sourceLineNo">2764</span>        if (file != null) {<a name="line.2764"></a>
    2773. 

  2773. <span class="sourceLineNo">2765</span>            // use reflection to get the SVG string<a name="line.2765"></a>
    2774. 

  2774. <span class="sourceLineNo">2766</span>            String svg = generateSVG(getWidth(), getHeight());<a name="line.2766"></a>
    2775. 

  2775. <span class="sourceLineNo">2767</span>            BufferedWriter writer = null;<a name="line.2767"></a>
    2776. 

  2776. <span class="sourceLineNo">2768</span>            try {<a name="line.2768"></a>
    2777. 

  2777. <span class="sourceLineNo">2769</span>                writer = new BufferedWriter(new FileWriter(file));<a name="line.2769"></a>
    2778. 

  2778. <span class="sourceLineNo">2770</span>                writer.write("&lt;!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\"&gt;\n");<a name="line.2770"></a>
    2779. 

  2779. <span class="sourceLineNo">2771</span>                writer.write(svg + "\n");<a name="line.2771"></a>
    2780. 

  2780. <span class="sourceLineNo">2772</span>                writer.flush();<a name="line.2772"></a>
    2781. 

  2781. <span class="sourceLineNo">2773</span>            } finally {<a name="line.2773"></a>
    2782. 

  2782. <span class="sourceLineNo">2774</span>                try {<a name="line.2774"></a>
    2783. 

  2783. <span class="sourceLineNo">2775</span>                    if (writer != null) {<a name="line.2775"></a>
    2784. 

  2784. <span class="sourceLineNo">2776</span>                        writer.close();<a name="line.2776"></a>
    2785. 

  2785. <span class="sourceLineNo">2777</span>                    }<a name="line.2777"></a>
    2786. 

  2786. <span class="sourceLineNo">2778</span>                } catch (IOException ex) {<a name="line.2778"></a>
    2787. 

  2787. <span class="sourceLineNo">2779</span>                    throw new RuntimeException(ex);<a name="line.2779"></a>
    2788. 

  2788. <span class="sourceLineNo">2780</span>                }<a name="line.2780"></a>
    2789. 

  2789. <span class="sourceLineNo">2781</span>            } <a name="line.2781"></a>
    2790. 

  2790. <span class="sourceLineNo">2782</span><a name="line.2782"></a>
    2791. 

  2791. <span class="sourceLineNo">2783</span>        }<a name="line.2783"></a>
    2792. 

  2792. <span class="sourceLineNo">2784</span>    }<a name="line.2784"></a>
    2793. 

  2793. <span class="sourceLineNo">2785</span>    <a name="line.2785"></a>
    2794. 

  2794. <span class="sourceLineNo">2786</span>    /**<a name="line.2786"></a>
    2795. 

  2795. <span class="sourceLineNo">2787</span>     * Generates a string containing a rendering of the chart in SVG format.<a name="line.2787"></a>
    2796. 

  2796. <span class="sourceLineNo">2788</span>     * This feature is only supported if the JFreeSVG library is included on <a name="line.2788"></a>
    2797. 

  2797. <span class="sourceLineNo">2789</span>     * the classpath.<a name="line.2789"></a>
    2798. 

  2798. <span class="sourceLineNo">2790</span>     * <a name="line.2790"></a>
    2799. 

  2799. <span class="sourceLineNo">2791</span>     * @return A string containing an SVG element for the current chart, or <a name="line.2791"></a>
    2800. 

  2800. <span class="sourceLineNo">2792</span>     *     &lt;code&gt;null&lt;/code&gt; if there is a problem with the method invocation<a name="line.2792"></a>
    2801. 

  2801. <span class="sourceLineNo">2793</span>     *     by reflection.<a name="line.2793"></a>
    2802. 

  2802. <span class="sourceLineNo">2794</span>     */<a name="line.2794"></a>
    2803. 

  2803. <span class="sourceLineNo">2795</span>    private String generateSVG(int width, int height) {<a name="line.2795"></a>
    2804. 

  2804. <span class="sourceLineNo">2796</span>        Graphics2D g2 = createSVGGraphics2D(width, height);<a name="line.2796"></a>
    2805. 

  2805. <span class="sourceLineNo">2797</span>        if (g2 == null) {<a name="line.2797"></a>
    2806. 

  2806. <span class="sourceLineNo">2798</span>            throw new IllegalStateException("JFreeSVG library is not present.");<a name="line.2798"></a>
    2807. 

  2807. <span class="sourceLineNo">2799</span>        }<a name="line.2799"></a>
    2808. 

  2808. <span class="sourceLineNo">2800</span>        // we suppress shadow generation, because SVG is a vector format and<a name="line.2800"></a>
    2809. 

  2809. <span class="sourceLineNo">2801</span>        // the shadow effect is applied via bitmap effects...<a name="line.2801"></a>
    2810. 

  2810. <span class="sourceLineNo">2802</span>        g2.setRenderingHint(JFreeChart.KEY_SUPPRESS_SHADOW_GENERATION, true);<a name="line.2802"></a>
    2811. 

  2811. <span class="sourceLineNo">2803</span>        String svg = null;<a name="line.2803"></a>
    2812. 

  2812. <span class="sourceLineNo">2804</span>        Rectangle2D drawArea = new Rectangle2D.Double(0, 0, width, height);<a name="line.2804"></a>
    2813. 

  2813. <span class="sourceLineNo">2805</span>        this.chart.draw(g2, drawArea);<a name="line.2805"></a>
    2814. 

  2814. <span class="sourceLineNo">2806</span>        try {<a name="line.2806"></a>
    2815. 

  2815. <span class="sourceLineNo">2807</span>            Method m = g2.getClass().getMethod("getSVGElement");<a name="line.2807"></a>
    2816. 

  2816. <span class="sourceLineNo">2808</span>            svg = (String) m.invoke(g2);<a name="line.2808"></a>
    2817. 

  2817. <span class="sourceLineNo">2809</span>        } catch (NoSuchMethodException e) {<a name="line.2809"></a>
    2818. 

  2818. <span class="sourceLineNo">2810</span>            // null will be returned<a name="line.2810"></a>
    2819. 

  2819. <span class="sourceLineNo">2811</span>        } catch (SecurityException e) {<a name="line.2811"></a>
    2820. 

  2820. <span class="sourceLineNo">2812</span>            // null will be returned<a name="line.2812"></a>
    2821. 

  2821. <span class="sourceLineNo">2813</span>        } catch (IllegalAccessException e) {<a name="line.2813"></a>
    2822. 

  2822. <span class="sourceLineNo">2814</span>            // null will be returned<a name="line.2814"></a>
    2823. 

  2823. <span class="sourceLineNo">2815</span>        } catch (IllegalArgumentException e) {<a name="line.2815"></a>
    2824. 

  2824. <span class="sourceLineNo">2816</span>            // null will be returned<a name="line.2816"></a>
    2825. 

  2825. <span class="sourceLineNo">2817</span>        } catch (InvocationTargetException e) {<a name="line.2817"></a>
    2826. 

  2826. <span class="sourceLineNo">2818</span>            // null will be returned<a name="line.2818"></a>
    2827. 

  2827. <span class="sourceLineNo">2819</span>        }<a name="line.2819"></a>
    2828. 

  2828. <span class="sourceLineNo">2820</span>        return svg;<a name="line.2820"></a>
    2829. 

  2829. <span class="sourceLineNo">2821</span>    }<a name="line.2821"></a>
    2830. 

  2830. <span class="sourceLineNo">2822</span><a name="line.2822"></a>
    2831. 

  2831. <span class="sourceLineNo">2823</span>    private Graphics2D createSVGGraphics2D(int w, int h) {<a name="line.2823"></a>
    2832. 

  2832. <span class="sourceLineNo">2824</span>        try {<a name="line.2824"></a>
    2833. 

  2833. <span class="sourceLineNo">2825</span>            Class svgGraphics2d = Class.forName("org.jfree.graphics2d.svg.SVGGraphics2D");<a name="line.2825"></a>
    2834. 

  2834. <span class="sourceLineNo">2826</span>            Constructor ctor = svgGraphics2d.getConstructor(int.class, int.class);<a name="line.2826"></a>
    2835. 

  2835. <span class="sourceLineNo">2827</span>            return (Graphics2D) ctor.newInstance(w, h);<a name="line.2827"></a>
    2836. 

  2836. <span class="sourceLineNo">2828</span>        } catch (ClassNotFoundException ex) {<a name="line.2828"></a>
    2837. 

  2837. <span class="sourceLineNo">2829</span>            return null;<a name="line.2829"></a>
    2838. 

  2838. <span class="sourceLineNo">2830</span>        } catch (NoSuchMethodException ex) {<a name="line.2830"></a>
    2839. 

  2839. <span class="sourceLineNo">2831</span>            return null;<a name="line.2831"></a>
    2840. 

  2840. <span class="sourceLineNo">2832</span>        } catch (SecurityException ex) {<a name="line.2832"></a>
    2841. 

  2841. <span class="sourceLineNo">2833</span>            return null;<a name="line.2833"></a>
    2842. 

  2842. <span class="sourceLineNo">2834</span>        } catch (InstantiationException ex) {<a name="line.2834"></a>
    2843. 

  2843. <span class="sourceLineNo">2835</span>            return null;<a name="line.2835"></a>
    2844. 

  2844. <span class="sourceLineNo">2836</span>        } catch (IllegalAccessException ex) {<a name="line.2836"></a>
    2845. 

  2845. <span class="sourceLineNo">2837</span>            return null;<a name="line.2837"></a>
    2846. 

  2846. <span class="sourceLineNo">2838</span>        } catch (IllegalArgumentException ex) {<a name="line.2838"></a>
    2847. 

  2847. <span class="sourceLineNo">2839</span>            return null;<a name="line.2839"></a>
    2848. 

  2848. <span class="sourceLineNo">2840</span>        } catch (InvocationTargetException ex) {<a name="line.2840"></a>
    2849. 

  2849. <span class="sourceLineNo">2841</span>            return null;<a name="line.2841"></a>
    2850. 

  2850. <span class="sourceLineNo">2842</span>        }<a name="line.2842"></a>
    2851. 

  2851. <span class="sourceLineNo">2843</span>    }<a name="line.2843"></a>
    2852. 

  2852. <span class="sourceLineNo">2844</span><a name="line.2844"></a>
    2853. 

  2853. <span class="sourceLineNo">2845</span>    /**<a name="line.2845"></a>
    2854. 

  2854. <span class="sourceLineNo">2846</span>     * Saves the chart in PDF format (a filechooser will be displayed so that<a name="line.2846"></a>
    2855. 

  2855. <span class="sourceLineNo">2847</span>     * the user can specify the filename).  Note that this method only works<a name="line.2847"></a>
    2856. 

  2856. <span class="sourceLineNo">2848</span>     * if the OrsonPDF library is on the classpath...if this library is not<a name="line.2848"></a>
    2857. 

  2857. <span class="sourceLineNo">2849</span>     * present, the method will fail.<a name="line.2849"></a>
    2858. 

  2858. <span class="sourceLineNo">2850</span>     */<a name="line.2850"></a>
    2859. 

  2859. <span class="sourceLineNo">2851</span>    private void saveAsPDF(File f) {<a name="line.2851"></a>
    2860. 

  2860. <span class="sourceLineNo">2852</span>        File file = f;<a name="line.2852"></a>
    2861. 

  2861. <span class="sourceLineNo">2853</span>        if (file == null) {<a name="line.2853"></a>
    2862. 

  2862. <span class="sourceLineNo">2854</span>            JFileChooser fileChooser = new JFileChooser();<a name="line.2854"></a>
    2863. 

  2863. <span class="sourceLineNo">2855</span>            fileChooser.setCurrentDirectory(this.defaultDirectoryForSaveAs);<a name="line.2855"></a>
    2864. 

  2864. <span class="sourceLineNo">2856</span>            FileNameExtensionFilter filter = new FileNameExtensionFilter(<a name="line.2856"></a>
    2865. 

  2865. <span class="sourceLineNo">2857</span>                    localizationResources.getString("PDF_Files"), "pdf");<a name="line.2857"></a>
    2866. 

  2866. <span class="sourceLineNo">2858</span>            fileChooser.addChoosableFileFilter(filter);<a name="line.2858"></a>
    2867. 

  2867. <span class="sourceLineNo">2859</span>            fileChooser.setFileFilter(filter);<a name="line.2859"></a>
    2868. 

  2868. <span class="sourceLineNo">2860</span><a name="line.2860"></a>
    2869. 

  2869. <span class="sourceLineNo">2861</span>            int option = fileChooser.showSaveDialog(this);<a name="line.2861"></a>
    2870. 

  2870. <span class="sourceLineNo">2862</span>            if (option == JFileChooser.APPROVE_OPTION) {<a name="line.2862"></a>
    2871. 

  2871. <span class="sourceLineNo">2863</span>                String filename = fileChooser.getSelectedFile().getPath();<a name="line.2863"></a>
    2872. 

  2872. <span class="sourceLineNo">2864</span>                if (isEnforceFileExtensions()) {<a name="line.2864"></a>
    2873. 

  2873. <span class="sourceLineNo">2865</span>                    if (!filename.endsWith(".pdf")) {<a name="line.2865"></a>
    2874. 

  2874. <span class="sourceLineNo">2866</span>                        filename = filename + ".pdf";<a name="line.2866"></a>
    2875. 

  2875. <span class="sourceLineNo">2867</span>                    }<a name="line.2867"></a>
    2876. 

  2876. <span class="sourceLineNo">2868</span>                }<a name="line.2868"></a>
    2877. 

  2877. <span class="sourceLineNo">2869</span>                file = new File(filename);<a name="line.2869"></a>
    2878. 

  2878. <span class="sourceLineNo">2870</span>                if (file.exists()) {<a name="line.2870"></a>
    2879. 

  2879. <span class="sourceLineNo">2871</span>                    String fileExists = localizationResources.getString(<a name="line.2871"></a>
    2880. 

  2880. <span class="sourceLineNo">2872</span>                            "FILE_EXISTS_CONFIRM_OVERWRITE");<a name="line.2872"></a>
    2881. 

  2881. <span class="sourceLineNo">2873</span>                    int response = JOptionPane.showConfirmDialog(this, <a name="line.2873"></a>
    2882. 

  2882. <span class="sourceLineNo">2874</span>                            fileExists, "Save As PDF", <a name="line.2874"></a>
    2883. 

  2883. <span class="sourceLineNo">2875</span>                            JOptionPane.OK_CANCEL_OPTION);<a name="line.2875"></a>
    2884. 

  2884. <span class="sourceLineNo">2876</span>                    if (response == JOptionPane.CANCEL_OPTION) {<a name="line.2876"></a>
    2885. 

  2885. <span class="sourceLineNo">2877</span>                        file = null;<a name="line.2877"></a>
    2886. 

  2886. <span class="sourceLineNo">2878</span>                    }<a name="line.2878"></a>
    2887. 

  2887. <span class="sourceLineNo">2879</span>                }<a name="line.2879"></a>
    2888. 

  2888. <span class="sourceLineNo">2880</span>            }<a name="line.2880"></a>
    2889. 

  2889. <span class="sourceLineNo">2881</span>        }<a name="line.2881"></a>
    2890. 

  2890. <span class="sourceLineNo">2882</span>        <a name="line.2882"></a>
    2891. 

  2891. <span class="sourceLineNo">2883</span>        if (file != null) {<a name="line.2883"></a>
    2892. 

  2892. <span class="sourceLineNo">2884</span>            writeAsPDF(file, getWidth(), getHeight());<a name="line.2884"></a>
    2893. 

  2893. <span class="sourceLineNo">2885</span>        }<a name="line.2885"></a>
    2894. 

  2894. <span class="sourceLineNo">2886</span>    }<a name="line.2886"></a>
    2895. 

  2895. <span class="sourceLineNo">2887</span><a name="line.2887"></a>
    2896. 

  2896. <span class="sourceLineNo">2888</span>    /**<a name="line.2888"></a>
    2897. 

  2897. <span class="sourceLineNo">2889</span>     * Returns &lt;code&gt;true&lt;/code&gt; if OrsonPDF is on the classpath, and <a name="line.2889"></a>
    2898. 

  2898. <span class="sourceLineNo">2890</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.  The OrsonPDF library can be found at<a name="line.2890"></a>
    2899. 

  2899. <span class="sourceLineNo">2891</span>     * http://www.object-refinery.com/pdf/<a name="line.2891"></a>
    2900. 

  2900. <span class="sourceLineNo">2892</span>     * <a name="line.2892"></a>
    2901. 

  2901. <span class="sourceLineNo">2893</span>     * @return A boolean.<a name="line.2893"></a>
    2902. 

  2902. <span class="sourceLineNo">2894</span>     */<a name="line.2894"></a>
    2903. 

  2903. <span class="sourceLineNo">2895</span>    private boolean isOrsonPDFAvailable() {<a name="line.2895"></a>
    2904. 

  2904. <span class="sourceLineNo">2896</span>        Class pdfDocumentClass = null;<a name="line.2896"></a>
    2905. 

  2905. <span class="sourceLineNo">2897</span>        try {<a name="line.2897"></a>
    2906. 

  2906. <span class="sourceLineNo">2898</span>            pdfDocumentClass = Class.forName("com.orsonpdf.PDFDocument");<a name="line.2898"></a>
    2907. 

  2907. <span class="sourceLineNo">2899</span>        } catch (ClassNotFoundException e) {<a name="line.2899"></a>
    2908. 

  2908. <span class="sourceLineNo">2900</span>            // pdfDocument class will be null so the function will return false<a name="line.2900"></a>
    2909. 

  2909. <span class="sourceLineNo">2901</span>        }<a name="line.2901"></a>
    2910. 

  2910. <span class="sourceLineNo">2902</span>        return (pdfDocumentClass != null);<a name="line.2902"></a>
    2911. 

  2911. <span class="sourceLineNo">2903</span>    }<a name="line.2903"></a>
    2912. 

  2912. <span class="sourceLineNo">2904</span>    <a name="line.2904"></a>
    2913. 

  2913. <span class="sourceLineNo">2905</span>    /**<a name="line.2905"></a>
    2914. 

  2914. <span class="sourceLineNo">2906</span>     * Writes the current chart to the specified file in PDF format.  This <a name="line.2906"></a>
    2915. 

  2915. <span class="sourceLineNo">2907</span>     * will only work when the OrsonPDF library is found on the classpath.<a name="line.2907"></a>
    2916. 

  2916. <span class="sourceLineNo">2908</span>     * Reflection is used to ensure there is no compile-time dependency on<a name="line.2908"></a>
    2917. 

  2917. <span class="sourceLineNo">2909</span>     * OrsonPDF (which is non-free software).<a name="line.2909"></a>
    2918. 

  2918. <span class="sourceLineNo">2910</span>     * <a name="line.2910"></a>
    2919. 

  2919. <span class="sourceLineNo">2911</span>     * @param file  the output file (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.2911"></a>
    2920. 

  2920. <span class="sourceLineNo">2912</span>     * @param w  the chart width.<a name="line.2912"></a>
    2921. 

  2921. <span class="sourceLineNo">2913</span>     * @param h  the chart height.<a name="line.2913"></a>
    2922. 

  2922. <span class="sourceLineNo">2914</span>     */<a name="line.2914"></a>
    2923. 

  2923. <span class="sourceLineNo">2915</span>    private void writeAsPDF(File file, int w, int h) {<a name="line.2915"></a>
    2924. 

  2924. <span class="sourceLineNo">2916</span>        if (!isOrsonPDFAvailable()) {<a name="line.2916"></a>
    2925. 

  2925. <span class="sourceLineNo">2917</span>            throw new IllegalStateException(<a name="line.2917"></a>
    2926. 

  2926. <span class="sourceLineNo">2918</span>                    "OrsonPDF is not present on the classpath.");<a name="line.2918"></a>
    2927. 

  2927. <span class="sourceLineNo">2919</span>        }<a name="line.2919"></a>
    2928. 

  2928. <span class="sourceLineNo">2920</span>        ParamChecks.nullNotPermitted(file, "file");<a name="line.2920"></a>
    2929. 

  2929. <span class="sourceLineNo">2921</span>        try {<a name="line.2921"></a>
    2930. 

  2930. <span class="sourceLineNo">2922</span>            Class pdfDocClass = Class.forName("com.orsonpdf.PDFDocument");<a name="line.2922"></a>
    2931. 

  2931. <span class="sourceLineNo">2923</span>            Object pdfDoc = pdfDocClass.newInstance();<a name="line.2923"></a>
    2932. 

  2932. <span class="sourceLineNo">2924</span>            Method m = pdfDocClass.getMethod("createPage", Rectangle2D.class);<a name="line.2924"></a>
    2933. 

  2933. <span class="sourceLineNo">2925</span>            Rectangle2D rect = new Rectangle(w, h);<a name="line.2925"></a>
    2934. 

  2934. <span class="sourceLineNo">2926</span>            Object page = m.invoke(pdfDoc, rect);<a name="line.2926"></a>
    2935. 

  2935. <span class="sourceLineNo">2927</span>            Method m2 = page.getClass().getMethod("getGraphics2D");<a name="line.2927"></a>
    2936. 

  2936. <span class="sourceLineNo">2928</span>            Graphics2D g2 = (Graphics2D) m2.invoke(page);<a name="line.2928"></a>
    2937. 

  2937. <span class="sourceLineNo">2929</span>            // we suppress shadow generation, because PDF is a vector format and<a name="line.2929"></a>
    2938. 

  2938. <span class="sourceLineNo">2930</span>            // the shadow effect is applied via bitmap effects...<a name="line.2930"></a>
    2939. 

  2939. <span class="sourceLineNo">2931</span>            g2.setRenderingHint(JFreeChart.KEY_SUPPRESS_SHADOW_GENERATION, true);<a name="line.2931"></a>
    2940. 

  2940. <span class="sourceLineNo">2932</span>            Rectangle2D drawArea = new Rectangle2D.Double(0, 0, w, h);<a name="line.2932"></a>
    2941. 

  2941. <span class="sourceLineNo">2933</span>            this.chart.draw(g2, drawArea);<a name="line.2933"></a>
    2942. 

  2942. <span class="sourceLineNo">2934</span>            Method m3 = pdfDocClass.getMethod("writeToFile", File.class);<a name="line.2934"></a>
    2943. 

  2943. <span class="sourceLineNo">2935</span>            m3.invoke(pdfDoc, file);<a name="line.2935"></a>
    2944. 

  2944. <span class="sourceLineNo">2936</span>        } catch (ClassNotFoundException ex) {<a name="line.2936"></a>
    2945. 

  2945. <span class="sourceLineNo">2937</span>            throw new RuntimeException(ex);<a name="line.2937"></a>
    2946. 

  2946. <span class="sourceLineNo">2938</span>        } catch (InstantiationException ex) {<a name="line.2938"></a>
    2947. 

  2947. <span class="sourceLineNo">2939</span>            throw new RuntimeException(ex);<a name="line.2939"></a>
    2948. 

  2948. <span class="sourceLineNo">2940</span>        } catch (IllegalAccessException ex) {<a name="line.2940"></a>
    2949. 

  2949. <span class="sourceLineNo">2941</span>            throw new RuntimeException(ex);<a name="line.2941"></a>
    2950. 

  2950. <span class="sourceLineNo">2942</span>        } catch (NoSuchMethodException ex) {<a name="line.2942"></a>
    2951. 

  2951. <span class="sourceLineNo">2943</span>            throw new RuntimeException(ex);<a name="line.2943"></a>
    2952. 

  2952. <span class="sourceLineNo">2944</span>        } catch (SecurityException ex) {<a name="line.2944"></a>
    2953. 

  2953. <span class="sourceLineNo">2945</span>            throw new RuntimeException(ex);<a name="line.2945"></a>
    2954. 

  2954. <span class="sourceLineNo">2946</span>        } catch (IllegalArgumentException ex) {<a name="line.2946"></a>
    2955. 

  2955. <span class="sourceLineNo">2947</span>            throw new RuntimeException(ex);<a name="line.2947"></a>
    2956. 

  2956. <span class="sourceLineNo">2948</span>        } catch (InvocationTargetException ex) {<a name="line.2948"></a>
    2957. 

  2957. <span class="sourceLineNo">2949</span>            throw new RuntimeException(ex);<a name="line.2949"></a>
    2958. 

  2958. <span class="sourceLineNo">2950</span>        }<a name="line.2950"></a>
    2959. 

  2959. <span class="sourceLineNo">2951</span>    }<a name="line.2951"></a>
    2960. 

  2960. <span class="sourceLineNo">2952</span><a name="line.2952"></a>
    2961. 

  2961. <span class="sourceLineNo">2953</span>    /**<a name="line.2953"></a>
    2962. 

  2962. <span class="sourceLineNo">2954</span>     * Creates a print job for the chart.<a name="line.2954"></a>
    2963. 

  2963. <span class="sourceLineNo">2955</span>     */<a name="line.2955"></a>
    2964. 

  2964. <span class="sourceLineNo">2956</span>    public void createChartPrintJob() {<a name="line.2956"></a>
    2965. 

  2965. <span class="sourceLineNo">2957</span>        PrinterJob job = PrinterJob.getPrinterJob();<a name="line.2957"></a>
    2966. 

  2966. <span class="sourceLineNo">2958</span>        PageFormat pf = job.defaultPage();<a name="line.2958"></a>
    2967. 

  2967. <span class="sourceLineNo">2959</span>        PageFormat pf2 = job.pageDialog(pf);<a name="line.2959"></a>
    2968. 

  2968. <span class="sourceLineNo">2960</span>        if (pf2 != pf) {<a name="line.2960"></a>
    2969. 

  2969. <span class="sourceLineNo">2961</span>            job.setPrintable(this, pf2);<a name="line.2961"></a>
    2970. 

  2970. <span class="sourceLineNo">2962</span>            if (job.printDialog()) {<a name="line.2962"></a>
    2971. 

  2971. <span class="sourceLineNo">2963</span>                try {<a name="line.2963"></a>
    2972. 

  2972. <span class="sourceLineNo">2964</span>                    job.print();<a name="line.2964"></a>
    2973. 

  2973. <span class="sourceLineNo">2965</span>                }<a name="line.2965"></a>
    2974. 

  2974. <span class="sourceLineNo">2966</span>                catch (PrinterException e) {<a name="line.2966"></a>
    2975. 

  2975. <span class="sourceLineNo">2967</span>                    JOptionPane.showMessageDialog(this, e);<a name="line.2967"></a>
    2976. 

  2976. <span class="sourceLineNo">2968</span>                }<a name="line.2968"></a>
    2977. 

  2977. <span class="sourceLineNo">2969</span>            }<a name="line.2969"></a>
    2978. 

  2978. <span class="sourceLineNo">2970</span>        }<a name="line.2970"></a>
    2979. 

  2979. <span class="sourceLineNo">2971</span>    }<a name="line.2971"></a>
    2980. 

  2980. <span class="sourceLineNo">2972</span><a name="line.2972"></a>
    2981. 

  2981. <span class="sourceLineNo">2973</span>    /**<a name="line.2973"></a>
    2982. 

  2982. <span class="sourceLineNo">2974</span>     * Prints the chart on a single page.<a name="line.2974"></a>
    2983. 

  2983. <span class="sourceLineNo">2975</span>     *<a name="line.2975"></a>
    2984. 

  2984. <span class="sourceLineNo">2976</span>     * @param g  the graphics context.<a name="line.2976"></a>
    2985. 

  2985. <span class="sourceLineNo">2977</span>     * @param pf  the page format to use.<a name="line.2977"></a>
    2986. 

  2986. <span class="sourceLineNo">2978</span>     * @param pageIndex  the index of the page. If not &lt;code&gt;0&lt;/code&gt;, nothing<a name="line.2978"></a>
    2987. 

  2987. <span class="sourceLineNo">2979</span>     *                   gets print.<a name="line.2979"></a>
    2988. 

  2988. <span class="sourceLineNo">2980</span>     *<a name="line.2980"></a>
    2989. 

  2989. <span class="sourceLineNo">2981</span>     * @return The result of printing.<a name="line.2981"></a>
    2990. 

  2990. <span class="sourceLineNo">2982</span>     */<a name="line.2982"></a>
    2991. 

  2991. <span class="sourceLineNo">2983</span>    @Override<a name="line.2983"></a>
    2992. 

  2992. <span class="sourceLineNo">2984</span>    public int print(Graphics g, PageFormat pf, int pageIndex) {<a name="line.2984"></a>
    2993. 

  2993. <span class="sourceLineNo">2985</span><a name="line.2985"></a>
    2994. 

  2994. <span class="sourceLineNo">2986</span>        if (pageIndex != 0) {<a name="line.2986"></a>
    2995. 

  2995. <span class="sourceLineNo">2987</span>            return NO_SUCH_PAGE;<a name="line.2987"></a>
    2996. 

  2996. <span class="sourceLineNo">2988</span>        }<a name="line.2988"></a>
    2997. 

  2997. <span class="sourceLineNo">2989</span>        Graphics2D g2 = (Graphics2D) g;<a name="line.2989"></a>
    2998. 

  2998. <span class="sourceLineNo">2990</span>        double x = pf.getImageableX();<a name="line.2990"></a>
    2999. 

  2999. <span class="sourceLineNo">2991</span>        double y = pf.getImageableY();<a name="line.2991"></a>
    3000. 

  3000. <span class="sourceLineNo">2992</span>        double w = pf.getImageableWidth();<a name="line.2992"></a>
    3001. 

  3001. <span class="sourceLineNo">2993</span>        double h = pf.getImageableHeight();<a name="line.2993"></a>
    3002. 

  3002. <span class="sourceLineNo">2994</span>        this.chart.draw(g2, new Rectangle2D.Double(x, y, w, h), this.anchor,<a name="line.2994"></a>
    3003. 

  3003. <span class="sourceLineNo">2995</span>                null);<a name="line.2995"></a>
    3004. 

  3004. <span class="sourceLineNo">2996</span>        return PAGE_EXISTS;<a name="line.2996"></a>
    3005. 

  3005. <span class="sourceLineNo">2997</span><a name="line.2997"></a>
    3006. 

  3006. <span class="sourceLineNo">2998</span>    }<a name="line.2998"></a>
    3007. 

  3007. <span class="sourceLineNo">2999</span><a name="line.2999"></a>
    3008. 

  3008. <span class="sourceLineNo">3000</span>    /**<a name="line.3000"></a>
    3009. 

  3009. <span class="sourceLineNo">3001</span>     * Adds a listener to the list of objects listening for chart mouse events.<a name="line.3001"></a>
    3010. 

  3010. <span class="sourceLineNo">3002</span>     *<a name="line.3002"></a>
    3011. 

  3011. <span class="sourceLineNo">3003</span>     * @param listener  the listener (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.3003"></a>
    3012. 

  3012. <span class="sourceLineNo">3004</span>     */<a name="line.3004"></a>
    3013. 

  3013. <span class="sourceLineNo">3005</span>    public void addChartMouseListener(ChartMouseListener listener) {<a name="line.3005"></a>
    3014. 

  3014. <span class="sourceLineNo">3006</span>        ParamChecks.nullNotPermitted(listener, "listener");<a name="line.3006"></a>
    3015. 

  3015. <span class="sourceLineNo">3007</span>        this.chartMouseListeners.add(ChartMouseListener.class, listener);<a name="line.3007"></a>
    3016. 

  3016. <span class="sourceLineNo">3008</span>    }<a name="line.3008"></a>
    3017. 

  3017. <span class="sourceLineNo">3009</span><a name="line.3009"></a>
    3018. 

  3018. <span class="sourceLineNo">3010</span>    /**<a name="line.3010"></a>
    3019. 

  3019. <span class="sourceLineNo">3011</span>     * Removes a listener from the list of objects listening for chart mouse<a name="line.3011"></a>
    3020. 

  3020. <span class="sourceLineNo">3012</span>     * events.<a name="line.3012"></a>
    3021. 

  3021. <span class="sourceLineNo">3013</span>     *<a name="line.3013"></a>
    3022. 

  3022. <span class="sourceLineNo">3014</span>     * @param listener  the listener.<a name="line.3014"></a>
    3023. 

  3023. <span class="sourceLineNo">3015</span>     */<a name="line.3015"></a>
    3024. 

  3024. <span class="sourceLineNo">3016</span>    public void removeChartMouseListener(ChartMouseListener listener) {<a name="line.3016"></a>
    3025. 

  3025. <span class="sourceLineNo">3017</span>        this.chartMouseListeners.remove(ChartMouseListener.class, listener);<a name="line.3017"></a>
    3026. 

  3026. <span class="sourceLineNo">3018</span>    }<a name="line.3018"></a>
    3027. 

  3027. <span class="sourceLineNo">3019</span><a name="line.3019"></a>
    3028. 

  3028. <span class="sourceLineNo">3020</span>    /**<a name="line.3020"></a>
    3029. 

  3029. <span class="sourceLineNo">3021</span>     * Returns an array of the listeners of the given type registered with the<a name="line.3021"></a>
    3030. 

  3030. <span class="sourceLineNo">3022</span>     * panel.<a name="line.3022"></a>
    3031. 

  3031. <span class="sourceLineNo">3023</span>     *<a name="line.3023"></a>
    3032. 

  3032. <span class="sourceLineNo">3024</span>     * @param listenerType  the listener type.<a name="line.3024"></a>
    3033. 

  3033. <span class="sourceLineNo">3025</span>     *<a name="line.3025"></a>
    3034. 

  3034. <span class="sourceLineNo">3026</span>     * @return An array of listeners.<a name="line.3026"></a>
    3035. 

  3035. <span class="sourceLineNo">3027</span>     */<a name="line.3027"></a>
    3036. 

  3036. <span class="sourceLineNo">3028</span>    @Override<a name="line.3028"></a>
    3037. 

  3037. <span class="sourceLineNo">3029</span>    public EventListener[] getListeners(Class listenerType) {<a name="line.3029"></a>
    3038. 

  3038. <span class="sourceLineNo">3030</span>        if (listenerType == ChartMouseListener.class) {<a name="line.3030"></a>
    3039. 

  3039. <span class="sourceLineNo">3031</span>            // fetch listeners from local storage<a name="line.3031"></a>
    3040. 

  3040. <span class="sourceLineNo">3032</span>            return this.chartMouseListeners.getListeners(listenerType);<a name="line.3032"></a>
    3041. 

  3041. <span class="sourceLineNo">3033</span>        }<a name="line.3033"></a>
    3042. 

  3042. <span class="sourceLineNo">3034</span>        else {<a name="line.3034"></a>
    3043. 

  3043. <span class="sourceLineNo">3035</span>            return super.getListeners(listenerType);<a name="line.3035"></a>
    3044. 

  3044. <span class="sourceLineNo">3036</span>        }<a name="line.3036"></a>
    3045. 

  3045. <span class="sourceLineNo">3037</span>    }<a name="line.3037"></a>
    3046. 

  3046. <span class="sourceLineNo">3038</span><a name="line.3038"></a>
    3047. 

  3047. <span class="sourceLineNo">3039</span>    /**<a name="line.3039"></a>
    3048. 

  3048. <span class="sourceLineNo">3040</span>     * Creates a popup menu for the panel.<a name="line.3040"></a>
    3049. 

  3049. <span class="sourceLineNo">3041</span>     *<a name="line.3041"></a>
    3050. 

  3050. <span class="sourceLineNo">3042</span>     * @param properties  include a menu item for the chart property editor.<a name="line.3042"></a>
    3051. 

  3051. <span class="sourceLineNo">3043</span>     * @param save  include a menu item for saving the chart.<a name="line.3043"></a>
    3052. 

  3052. <span class="sourceLineNo">3044</span>     * @param print  include a menu item for printing the chart.<a name="line.3044"></a>
    3053. 

  3053. <span class="sourceLineNo">3045</span>     * @param zoom  include menu items for zooming.<a name="line.3045"></a>
    3054. 

  3054. <span class="sourceLineNo">3046</span>     *<a name="line.3046"></a>
    3055. 

  3055. <span class="sourceLineNo">3047</span>     * @return The popup menu.<a name="line.3047"></a>
    3056. 

  3056. <span class="sourceLineNo">3048</span>     */<a name="line.3048"></a>
    3057. 

  3057. <span class="sourceLineNo">3049</span>    protected JPopupMenu createPopupMenu(boolean properties, boolean save,<a name="line.3049"></a>
    3058. 

  3058. <span class="sourceLineNo">3050</span>            boolean print, boolean zoom) {<a name="line.3050"></a>
    3059. 

  3059. <span class="sourceLineNo">3051</span>        return createPopupMenu(properties, false, save, print, zoom);<a name="line.3051"></a>
    3060. 

  3060. <span class="sourceLineNo">3052</span>    }<a name="line.3052"></a>
    3061. 

  3061. <span class="sourceLineNo">3053</span><a name="line.3053"></a>
    3062. 

  3062. <span class="sourceLineNo">3054</span>    /**<a name="line.3054"></a>
    3063. 

  3063. <span class="sourceLineNo">3055</span>     * Creates a popup menu for the panel.<a name="line.3055"></a>
    3064. 

  3064. <span class="sourceLineNo">3056</span>     *<a name="line.3056"></a>
    3065. 

  3065. <span class="sourceLineNo">3057</span>     * @param properties  include a menu item for the chart property editor.<a name="line.3057"></a>
    3066. 

  3066. <span class="sourceLineNo">3058</span>     * @param copy include a menu item for copying to the clipboard.<a name="line.3058"></a>
    3067. 

  3067. <span class="sourceLineNo">3059</span>     * @param save  include a menu item for saving the chart.<a name="line.3059"></a>
    3068. 

  3068. <span class="sourceLineNo">3060</span>     * @param print  include a menu item for printing the chart.<a name="line.3060"></a>
    3069. 

  3069. <span class="sourceLineNo">3061</span>     * @param zoom  include menu items for zooming.<a name="line.3061"></a>
    3070. 

  3070. <span class="sourceLineNo">3062</span>     *<a name="line.3062"></a>
    3071. 

  3071. <span class="sourceLineNo">3063</span>     * @return The popup menu.<a name="line.3063"></a>
    3072. 

  3072. <span class="sourceLineNo">3064</span>     *<a name="line.3064"></a>
    3073. 

  3073. <span class="sourceLineNo">3065</span>     * @since 1.0.13<a name="line.3065"></a>
    3074. 

  3074. <span class="sourceLineNo">3066</span>     */<a name="line.3066"></a>
    3075. 

  3075. <span class="sourceLineNo">3067</span>    protected JPopupMenu createPopupMenu(boolean properties,<a name="line.3067"></a>
    3076. 

  3076. <span class="sourceLineNo">3068</span>            boolean copy, boolean save, boolean print, boolean zoom) {<a name="line.3068"></a>
    3077. 

  3077. <span class="sourceLineNo">3069</span><a name="line.3069"></a>
    3078. 

  3078. <span class="sourceLineNo">3070</span>        JPopupMenu result = new JPopupMenu(localizationResources.getString("Chart") + ":");<a name="line.3070"></a>
    3079. 

  3079. <span class="sourceLineNo">3071</span>        boolean separator = false;<a name="line.3071"></a>
    3080. 

  3080. <span class="sourceLineNo">3072</span><a name="line.3072"></a>
    3081. 

  3081. <span class="sourceLineNo">3073</span>        if (properties) {<a name="line.3073"></a>
    3082. 

  3082. <span class="sourceLineNo">3074</span>            JMenuItem propertiesItem = new JMenuItem(<a name="line.3074"></a>
    3083. 

  3083. <span class="sourceLineNo">3075</span>                    localizationResources.getString("Properties..."));<a name="line.3075"></a>
    3084. 

  3084. <span class="sourceLineNo">3076</span>            propertiesItem.setActionCommand(PROPERTIES_COMMAND);<a name="line.3076"></a>
    3085. 

  3085. <span class="sourceLineNo">3077</span>            propertiesItem.addActionListener(this);<a name="line.3077"></a>
    3086. 

  3086. <span class="sourceLineNo">3078</span>            result.add(propertiesItem);<a name="line.3078"></a>
    3087. 

  3087. <span class="sourceLineNo">3079</span>            separator = true;<a name="line.3079"></a>
    3088. 

  3088. <span class="sourceLineNo">3080</span>        }<a name="line.3080"></a>
    3089. 

  3089. <span class="sourceLineNo">3081</span><a name="line.3081"></a>
    3090. 

  3090. <span class="sourceLineNo">3082</span>        if (copy) {<a name="line.3082"></a>
    3091. 

  3091. <span class="sourceLineNo">3083</span>            if (separator) {<a name="line.3083"></a>
    3092. 

  3092. <span class="sourceLineNo">3084</span>                result.addSeparator();<a name="line.3084"></a>
    3093. 

  3093. <span class="sourceLineNo">3085</span>            }<a name="line.3085"></a>
    3094. 

  3094. <span class="sourceLineNo">3086</span>            JMenuItem copyItem = new JMenuItem(<a name="line.3086"></a>
    3095. 

  3095. <span class="sourceLineNo">3087</span>                    localizationResources.getString("Copy"));<a name="line.3087"></a>
    3096. 

  3096. <span class="sourceLineNo">3088</span>            copyItem.setActionCommand(COPY_COMMAND);<a name="line.3088"></a>
    3097. 

  3097. <span class="sourceLineNo">3089</span>            copyItem.addActionListener(this);<a name="line.3089"></a>
    3098. 

  3098. <span class="sourceLineNo">3090</span>            result.add(copyItem);<a name="line.3090"></a>
    3099. 

  3099. <span class="sourceLineNo">3091</span>            separator = !save;<a name="line.3091"></a>
    3100. 

  3100. <span class="sourceLineNo">3092</span>        }<a name="line.3092"></a>
    3101. 

  3101. <span class="sourceLineNo">3093</span><a name="line.3093"></a>
    3102. 

  3102. <span class="sourceLineNo">3094</span>        if (save) {<a name="line.3094"></a>
    3103. 

  3103. <span class="sourceLineNo">3095</span>            if (separator) {<a name="line.3095"></a>
    3104. 

  3104. <span class="sourceLineNo">3096</span>                result.addSeparator();<a name="line.3096"></a>
    3105. 

  3105. <span class="sourceLineNo">3097</span>            }<a name="line.3097"></a>
    3106. 

  3106. <span class="sourceLineNo">3098</span>            JMenu saveSubMenu = new JMenu(localizationResources.getString(<a name="line.3098"></a>
    3107. 

  3107. <span class="sourceLineNo">3099</span>                    "Save_as"));<a name="line.3099"></a>
    3108. 

  3108. <span class="sourceLineNo">3100</span>            JMenuItem pngItem = new JMenuItem(localizationResources.getString(<a name="line.3100"></a>
    3109. 

  3109. <span class="sourceLineNo">3101</span>                    "PNG..."));<a name="line.3101"></a>
    3110. 

  3110. <span class="sourceLineNo">3102</span>            pngItem.setActionCommand("SAVE_AS_PNG");<a name="line.3102"></a>
    3111. 

  3111. <span class="sourceLineNo">3103</span>            pngItem.addActionListener(this);<a name="line.3103"></a>
    3112. 

  3112. <span class="sourceLineNo">3104</span>            saveSubMenu.add(pngItem);<a name="line.3104"></a>
    3113. 

  3113. <span class="sourceLineNo">3105</span>            <a name="line.3105"></a>
    3114. 

  3114. <span class="sourceLineNo">3106</span>            if (createSVGGraphics2D(10, 10) != null) {<a name="line.3106"></a>
    3115. 

  3115. <span class="sourceLineNo">3107</span>                JMenuItem svgItem = new JMenuItem(localizationResources.getString(<a name="line.3107"></a>
    3116. 

  3116. <span class="sourceLineNo">3108</span>                        "SVG..."));<a name="line.3108"></a>
    3117. 

  3117. <span class="sourceLineNo">3109</span>                svgItem.setActionCommand("SAVE_AS_SVG");<a name="line.3109"></a>
    3118. 

  3118. <span class="sourceLineNo">3110</span>                svgItem.addActionListener(this);<a name="line.3110"></a>
    3119. 

  3119. <span class="sourceLineNo">3111</span>                saveSubMenu.add(svgItem);                <a name="line.3111"></a>
    3120. 

  3120. <span class="sourceLineNo">3112</span>            }<a name="line.3112"></a>
    3121. 

  3121. <span class="sourceLineNo">3113</span>            <a name="line.3113"></a>
    3122. 

  3122. <span class="sourceLineNo">3114</span>            if (isOrsonPDFAvailable()) {<a name="line.3114"></a>
    3123. 

  3123. <span class="sourceLineNo">3115</span>                JMenuItem pdfItem = new JMenuItem(<a name="line.3115"></a>
    3124. 

  3124. <span class="sourceLineNo">3116</span>                        localizationResources.getString("PDF..."));<a name="line.3116"></a>
    3125. 

  3125. <span class="sourceLineNo">3117</span>                pdfItem.setActionCommand("SAVE_AS_PDF");<a name="line.3117"></a>
    3126. 

  3126. <span class="sourceLineNo">3118</span>                pdfItem.addActionListener(this);<a name="line.3118"></a>
    3127. 

  3127. <span class="sourceLineNo">3119</span>                saveSubMenu.add(pdfItem);<a name="line.3119"></a>
    3128. 

  3128. <span class="sourceLineNo">3120</span>            }<a name="line.3120"></a>
    3129. 

  3129. <span class="sourceLineNo">3121</span>            result.add(saveSubMenu);<a name="line.3121"></a>
    3130. 

  3130. <span class="sourceLineNo">3122</span>            separator = true;<a name="line.3122"></a>
    3131. 

  3131. <span class="sourceLineNo">3123</span>        }<a name="line.3123"></a>
    3132. 

  3132. <span class="sourceLineNo">3124</span><a name="line.3124"></a>
    3133. 

  3133. <span class="sourceLineNo">3125</span>        if (print) {<a name="line.3125"></a>
    3134. 

  3134. <span class="sourceLineNo">3126</span>            if (separator) {<a name="line.3126"></a>
    3135. 

  3135. <span class="sourceLineNo">3127</span>                result.addSeparator();<a name="line.3127"></a>
    3136. 

  3136. <span class="sourceLineNo">3128</span>            }<a name="line.3128"></a>
    3137. 

  3137. <span class="sourceLineNo">3129</span>            JMenuItem printItem = new JMenuItem(<a name="line.3129"></a>
    3138. 

  3138. <span class="sourceLineNo">3130</span>                    localizationResources.getString("Print..."));<a name="line.3130"></a>
    3139. 

  3139. <span class="sourceLineNo">3131</span>            printItem.setActionCommand(PRINT_COMMAND);<a name="line.3131"></a>
    3140. 

  3140. <span class="sourceLineNo">3132</span>            printItem.addActionListener(this);<a name="line.3132"></a>
    3141. 

  3141. <span class="sourceLineNo">3133</span>            result.add(printItem);<a name="line.3133"></a>
    3142. 

  3142. <span class="sourceLineNo">3134</span>            separator = true;<a name="line.3134"></a>
    3143. 

  3143. <span class="sourceLineNo">3135</span>        }<a name="line.3135"></a>
    3144. 

  3144. <span class="sourceLineNo">3136</span><a name="line.3136"></a>
    3145. 

  3145. <span class="sourceLineNo">3137</span>        if (zoom) {<a name="line.3137"></a>
    3146. 

  3146. <span class="sourceLineNo">3138</span>            if (separator) {<a name="line.3138"></a>
    3147. 

  3147. <span class="sourceLineNo">3139</span>                result.addSeparator();<a name="line.3139"></a>
    3148. 

  3148. <span class="sourceLineNo">3140</span>            }<a name="line.3140"></a>
    3149. 

  3149. <span class="sourceLineNo">3141</span><a name="line.3141"></a>
    3150. 

  3150. <span class="sourceLineNo">3142</span>            JMenu zoomInMenu = new JMenu(<a name="line.3142"></a>
    3151. 

  3151. <span class="sourceLineNo">3143</span>                    localizationResources.getString("Zoom_In"));<a name="line.3143"></a>
    3152. 

  3152. <span class="sourceLineNo">3144</span><a name="line.3144"></a>
    3153. 

  3153. <span class="sourceLineNo">3145</span>            this.zoomInBothMenuItem = new JMenuItem(<a name="line.3145"></a>
    3154. 

  3154. <span class="sourceLineNo">3146</span>                    localizationResources.getString("All_Axes"));<a name="line.3146"></a>
    3155. 

  3155. <span class="sourceLineNo">3147</span>            this.zoomInBothMenuItem.setActionCommand(ZOOM_IN_BOTH_COMMAND);<a name="line.3147"></a>
    3156. 

  3156. <span class="sourceLineNo">3148</span>            this.zoomInBothMenuItem.addActionListener(this);<a name="line.3148"></a>
    3157. 

  3157. <span class="sourceLineNo">3149</span>            zoomInMenu.add(this.zoomInBothMenuItem);<a name="line.3149"></a>
    3158. 

  3158. <span class="sourceLineNo">3150</span><a name="line.3150"></a>
    3159. 

  3159. <span class="sourceLineNo">3151</span>            zoomInMenu.addSeparator();<a name="line.3151"></a>
    3160. 

  3160. <span class="sourceLineNo">3152</span><a name="line.3152"></a>
    3161. 

  3161. <span class="sourceLineNo">3153</span>            this.zoomInDomainMenuItem = new JMenuItem(<a name="line.3153"></a>
    3162. 

  3162. <span class="sourceLineNo">3154</span>                    localizationResources.getString("Domain_Axis"));<a name="line.3154"></a>
    3163. 

  3163. <span class="sourceLineNo">3155</span>            this.zoomInDomainMenuItem.setActionCommand(ZOOM_IN_DOMAIN_COMMAND);<a name="line.3155"></a>
    3164. 

  3164. <span class="sourceLineNo">3156</span>            this.zoomInDomainMenuItem.addActionListener(this);<a name="line.3156"></a>
    3165. 

  3165. <span class="sourceLineNo">3157</span>            zoomInMenu.add(this.zoomInDomainMenuItem);<a name="line.3157"></a>
    3166. 

  3166. <span class="sourceLineNo">3158</span><a name="line.3158"></a>
    3167. 

  3167. <span class="sourceLineNo">3159</span>            this.zoomInRangeMenuItem = new JMenuItem(<a name="line.3159"></a>
    3168. 

  3168. <span class="sourceLineNo">3160</span>                    localizationResources.getString("Range_Axis"));<a name="line.3160"></a>
    3169. 

  3169. <span class="sourceLineNo">3161</span>            this.zoomInRangeMenuItem.setActionCommand(ZOOM_IN_RANGE_COMMAND);<a name="line.3161"></a>
    3170. 

  3170. <span class="sourceLineNo">3162</span>            this.zoomInRangeMenuItem.addActionListener(this);<a name="line.3162"></a>
    3171. 

  3171. <span class="sourceLineNo">3163</span>            zoomInMenu.add(this.zoomInRangeMenuItem);<a name="line.3163"></a>
    3172. 

  3172. <span class="sourceLineNo">3164</span><a name="line.3164"></a>
    3173. 

  3173. <span class="sourceLineNo">3165</span>            result.add(zoomInMenu);<a name="line.3165"></a>
    3174. 

  3174. <span class="sourceLineNo">3166</span><a name="line.3166"></a>
    3175. 

  3175. <span class="sourceLineNo">3167</span>            JMenu zoomOutMenu = new JMenu(<a name="line.3167"></a>
    3176. 

  3176. <span class="sourceLineNo">3168</span>                    localizationResources.getString("Zoom_Out"));<a name="line.3168"></a>
    3177. 

  3177. <span class="sourceLineNo">3169</span><a name="line.3169"></a>
    3178. 

  3178. <span class="sourceLineNo">3170</span>            this.zoomOutBothMenuItem = new JMenuItem(<a name="line.3170"></a>
    3179. 

  3179. <span class="sourceLineNo">3171</span>                    localizationResources.getString("All_Axes"));<a name="line.3171"></a>
    3180. 

  3180. <span class="sourceLineNo">3172</span>            this.zoomOutBothMenuItem.setActionCommand(ZOOM_OUT_BOTH_COMMAND);<a name="line.3172"></a>
    3181. 

  3181. <span class="sourceLineNo">3173</span>            this.zoomOutBothMenuItem.addActionListener(this);<a name="line.3173"></a>
    3182. 

  3182. <span class="sourceLineNo">3174</span>            zoomOutMenu.add(this.zoomOutBothMenuItem);<a name="line.3174"></a>
    3183. 

  3183. <span class="sourceLineNo">3175</span><a name="line.3175"></a>
    3184. 

  3184. <span class="sourceLineNo">3176</span>            zoomOutMenu.addSeparator();<a name="line.3176"></a>
    3185. 

  3185. <span class="sourceLineNo">3177</span><a name="line.3177"></a>
    3186. 

  3186. <span class="sourceLineNo">3178</span>            this.zoomOutDomainMenuItem = new JMenuItem(<a name="line.3178"></a>
    3187. 

  3187. <span class="sourceLineNo">3179</span>                    localizationResources.getString("Domain_Axis"));<a name="line.3179"></a>
    3188. 

  3188. <span class="sourceLineNo">3180</span>            this.zoomOutDomainMenuItem.setActionCommand(<a name="line.3180"></a>
    3189. 

  3189. <span class="sourceLineNo">3181</span>                    ZOOM_OUT_DOMAIN_COMMAND);<a name="line.3181"></a>
    3190. 

  3190. <span class="sourceLineNo">3182</span>            this.zoomOutDomainMenuItem.addActionListener(this);<a name="line.3182"></a>
    3191. 

  3191. <span class="sourceLineNo">3183</span>            zoomOutMenu.add(this.zoomOutDomainMenuItem);<a name="line.3183"></a>
    3192. 

  3192. <span class="sourceLineNo">3184</span><a name="line.3184"></a>
    3193. 

  3193. <span class="sourceLineNo">3185</span>            this.zoomOutRangeMenuItem = new JMenuItem(<a name="line.3185"></a>
    3194. 

  3194. <span class="sourceLineNo">3186</span>                    localizationResources.getString("Range_Axis"));<a name="line.3186"></a>
    3195. 

  3195. <span class="sourceLineNo">3187</span>            this.zoomOutRangeMenuItem.setActionCommand(ZOOM_OUT_RANGE_COMMAND);<a name="line.3187"></a>
    3196. 

  3196. <span class="sourceLineNo">3188</span>            this.zoomOutRangeMenuItem.addActionListener(this);<a name="line.3188"></a>
    3197. 

  3197. <span class="sourceLineNo">3189</span>            zoomOutMenu.add(this.zoomOutRangeMenuItem);<a name="line.3189"></a>
    3198. 

  3198. <span class="sourceLineNo">3190</span><a name="line.3190"></a>
    3199. 

  3199. <span class="sourceLineNo">3191</span>            result.add(zoomOutMenu);<a name="line.3191"></a>
    3200. 

  3200. <span class="sourceLineNo">3192</span><a name="line.3192"></a>
    3201. 

  3201. <span class="sourceLineNo">3193</span>            JMenu autoRangeMenu = new JMenu(<a name="line.3193"></a>
    3202. 

  3202. <span class="sourceLineNo">3194</span>                    localizationResources.getString("Auto_Range"));<a name="line.3194"></a>
    3203. 

  3203. <span class="sourceLineNo">3195</span><a name="line.3195"></a>
    3204. 

  3204. <span class="sourceLineNo">3196</span>            this.zoomResetBothMenuItem = new JMenuItem(<a name="line.3196"></a>
    3205. 

  3205. <span class="sourceLineNo">3197</span>                    localizationResources.getString("All_Axes"));<a name="line.3197"></a>
    3206. 

  3206. <span class="sourceLineNo">3198</span>            this.zoomResetBothMenuItem.setActionCommand(<a name="line.3198"></a>
    3207. 

  3207. <span class="sourceLineNo">3199</span>                    ZOOM_RESET_BOTH_COMMAND);<a name="line.3199"></a>
    3208. 

  3208. <span class="sourceLineNo">3200</span>            this.zoomResetBothMenuItem.addActionListener(this);<a name="line.3200"></a>
    3209. 

  3209. <span class="sourceLineNo">3201</span>            autoRangeMenu.add(this.zoomResetBothMenuItem);<a name="line.3201"></a>
    3210. 

  3210. <span class="sourceLineNo">3202</span><a name="line.3202"></a>
    3211. 

  3211. <span class="sourceLineNo">3203</span>            autoRangeMenu.addSeparator();<a name="line.3203"></a>
    3212. 

  3212. <span class="sourceLineNo">3204</span>            this.zoomResetDomainMenuItem = new JMenuItem(<a name="line.3204"></a>
    3213. 

  3213. <span class="sourceLineNo">3205</span>                    localizationResources.getString("Domain_Axis"));<a name="line.3205"></a>
    3214. 

  3214. <span class="sourceLineNo">3206</span>            this.zoomResetDomainMenuItem.setActionCommand(<a name="line.3206"></a>
    3215. 

  3215. <span class="sourceLineNo">3207</span>                    ZOOM_RESET_DOMAIN_COMMAND);<a name="line.3207"></a>
    3216. 

  3216. <span class="sourceLineNo">3208</span>            this.zoomResetDomainMenuItem.addActionListener(this);<a name="line.3208"></a>
    3217. 

  3217. <span class="sourceLineNo">3209</span>            autoRangeMenu.add(this.zoomResetDomainMenuItem);<a name="line.3209"></a>
    3218. 

  3218. <span class="sourceLineNo">3210</span><a name="line.3210"></a>
    3219. 

  3219. <span class="sourceLineNo">3211</span>            this.zoomResetRangeMenuItem = new JMenuItem(<a name="line.3211"></a>
    3220. 

  3220. <span class="sourceLineNo">3212</span>                    localizationResources.getString("Range_Axis"));<a name="line.3212"></a>
    3221. 

  3221. <span class="sourceLineNo">3213</span>            this.zoomResetRangeMenuItem.setActionCommand(<a name="line.3213"></a>
    3222. 

  3222. <span class="sourceLineNo">3214</span>                    ZOOM_RESET_RANGE_COMMAND);<a name="line.3214"></a>
    3223. 

  3223. <span class="sourceLineNo">3215</span>            this.zoomResetRangeMenuItem.addActionListener(this);<a name="line.3215"></a>
    3224. 

  3224. <span class="sourceLineNo">3216</span>            autoRangeMenu.add(this.zoomResetRangeMenuItem);<a name="line.3216"></a>
    3225. 

  3225. <span class="sourceLineNo">3217</span><a name="line.3217"></a>
    3226. 

  3226. <span class="sourceLineNo">3218</span>            result.addSeparator();<a name="line.3218"></a>
    3227. 

  3227. <span class="sourceLineNo">3219</span>            result.add(autoRangeMenu);<a name="line.3219"></a>
    3228. 

  3228. <span class="sourceLineNo">3220</span><a name="line.3220"></a>
    3229. 

  3229. <span class="sourceLineNo">3221</span>        }<a name="line.3221"></a>
    3230. 

  3230. <span class="sourceLineNo">3222</span><a name="line.3222"></a>
    3231. 

  3231. <span class="sourceLineNo">3223</span>        return result;<a name="line.3223"></a>
    3232. 

  3232. <span class="sourceLineNo">3224</span><a name="line.3224"></a>
    3233. 

  3233. <span class="sourceLineNo">3225</span>    }<a name="line.3225"></a>
    3234. 

  3234. <span class="sourceLineNo">3226</span><a name="line.3226"></a>
    3235. 

  3235. <span class="sourceLineNo">3227</span>    /**<a name="line.3227"></a>
    3236. 

  3236. <span class="sourceLineNo">3228</span>     * The idea is to modify the zooming options depending on the type of chart<a name="line.3228"></a>
    3237. 

  3237. <span class="sourceLineNo">3229</span>     * being displayed by the panel.<a name="line.3229"></a>
    3238. 

  3238. <span class="sourceLineNo">3230</span>     *<a name="line.3230"></a>
    3239. 

  3239. <span class="sourceLineNo">3231</span>     * @param x  horizontal position of the popup.<a name="line.3231"></a>
    3240. 

  3240. <span class="sourceLineNo">3232</span>     * @param y  vertical position of the popup.<a name="line.3232"></a>
    3241. 

  3241. <span class="sourceLineNo">3233</span>     */<a name="line.3233"></a>
    3242. 

  3242. <span class="sourceLineNo">3234</span>    protected void displayPopupMenu(int x, int y) {<a name="line.3234"></a>
    3243. 

  3243. <span class="sourceLineNo">3235</span><a name="line.3235"></a>
    3244. 

  3244. <span class="sourceLineNo">3236</span>        if (this.popup == null) {<a name="line.3236"></a>
    3245. 

  3245. <span class="sourceLineNo">3237</span>            return;<a name="line.3237"></a>
    3246. 

  3246. <span class="sourceLineNo">3238</span>        }<a name="line.3238"></a>
    3247. 

  3247. <span class="sourceLineNo">3239</span><a name="line.3239"></a>
    3248. 

  3248. <span class="sourceLineNo">3240</span>        // go through each zoom menu item and decide whether or not to<a name="line.3240"></a>
    3249. 

  3249. <span class="sourceLineNo">3241</span>        // enable it...<a name="line.3241"></a>
    3250. 

  3250. <span class="sourceLineNo">3242</span>        boolean isDomainZoomable = false;<a name="line.3242"></a>
    3251. 

  3251. <span class="sourceLineNo">3243</span>        boolean isRangeZoomable = false;<a name="line.3243"></a>
    3252. 

  3252. <span class="sourceLineNo">3244</span>        Plot plot = (this.chart != null ? this.chart.getPlot() : null);<a name="line.3244"></a>
    3253. 

  3253. <span class="sourceLineNo">3245</span>        if (plot instanceof Zoomable) {<a name="line.3245"></a>
    3254. 

  3254. <span class="sourceLineNo">3246</span>            Zoomable z = (Zoomable) plot;<a name="line.3246"></a>
    3255. 

  3255. <span class="sourceLineNo">3247</span>            isDomainZoomable = z.isDomainZoomable();<a name="line.3247"></a>
    3256. 

  3256. <span class="sourceLineNo">3248</span>            isRangeZoomable = z.isRangeZoomable();<a name="line.3248"></a>
    3257. 

  3257. <span class="sourceLineNo">3249</span>        }<a name="line.3249"></a>
    3258. 

  3258. <span class="sourceLineNo">3250</span><a name="line.3250"></a>
    3259. 

  3259. <span class="sourceLineNo">3251</span>        if (this.zoomInDomainMenuItem != null) {<a name="line.3251"></a>
    3260. 

  3260. <span class="sourceLineNo">3252</span>            this.zoomInDomainMenuItem.setEnabled(isDomainZoomable);<a name="line.3252"></a>
    3261. 

  3261. <span class="sourceLineNo">3253</span>        }<a name="line.3253"></a>
    3262. 

  3262. <span class="sourceLineNo">3254</span>        if (this.zoomOutDomainMenuItem != null) {<a name="line.3254"></a>
    3263. 

  3263. <span class="sourceLineNo">3255</span>            this.zoomOutDomainMenuItem.setEnabled(isDomainZoomable);<a name="line.3255"></a>
    3264. 

  3264. <span class="sourceLineNo">3256</span>        }<a name="line.3256"></a>
    3265. 

  3265. <span class="sourceLineNo">3257</span>        if (this.zoomResetDomainMenuItem != null) {<a name="line.3257"></a>
    3266. 

  3266. <span class="sourceLineNo">3258</span>            this.zoomResetDomainMenuItem.setEnabled(isDomainZoomable);<a name="line.3258"></a>
    3267. 

  3267. <span class="sourceLineNo">3259</span>        }<a name="line.3259"></a>
    3268. 

  3268. <span class="sourceLineNo">3260</span><a name="line.3260"></a>
    3269. 

  3269. <span class="sourceLineNo">3261</span>        if (this.zoomInRangeMenuItem != null) {<a name="line.3261"></a>
    3270. 

  3270. <span class="sourceLineNo">3262</span>            this.zoomInRangeMenuItem.setEnabled(isRangeZoomable);<a name="line.3262"></a>
    3271. 

  3271. <span class="sourceLineNo">3263</span>        }<a name="line.3263"></a>
    3272. 

  3272. <span class="sourceLineNo">3264</span>        if (this.zoomOutRangeMenuItem != null) {<a name="line.3264"></a>
    3273. 

  3273. <span class="sourceLineNo">3265</span>            this.zoomOutRangeMenuItem.setEnabled(isRangeZoomable);<a name="line.3265"></a>
    3274. 

  3274. <span class="sourceLineNo">3266</span>        }<a name="line.3266"></a>
    3275. 

  3275. <span class="sourceLineNo">3267</span><a name="line.3267"></a>
    3276. 

  3276. <span class="sourceLineNo">3268</span>        if (this.zoomResetRangeMenuItem != null) {<a name="line.3268"></a>
    3277. 

  3277. <span class="sourceLineNo">3269</span>            this.zoomResetRangeMenuItem.setEnabled(isRangeZoomable);<a name="line.3269"></a>
    3278. 

  3278. <span class="sourceLineNo">3270</span>        }<a name="line.3270"></a>
    3279. 

  3279. <span class="sourceLineNo">3271</span><a name="line.3271"></a>
    3280. 

  3280. <span class="sourceLineNo">3272</span>        if (this.zoomInBothMenuItem != null) {<a name="line.3272"></a>
    3281. 

  3281. <span class="sourceLineNo">3273</span>            this.zoomInBothMenuItem.setEnabled(isDomainZoomable<a name="line.3273"></a>
    3282. 

  3282. <span class="sourceLineNo">3274</span>                    &amp;&amp; isRangeZoomable);<a name="line.3274"></a>
    3283. 

  3283. <span class="sourceLineNo">3275</span>        }<a name="line.3275"></a>
    3284. 

  3284. <span class="sourceLineNo">3276</span>        if (this.zoomOutBothMenuItem != null) {<a name="line.3276"></a>
    3285. 

  3285. <span class="sourceLineNo">3277</span>            this.zoomOutBothMenuItem.setEnabled(isDomainZoomable<a name="line.3277"></a>
    3286. 

  3286. <span class="sourceLineNo">3278</span>                    &amp;&amp; isRangeZoomable);<a name="line.3278"></a>
    3287. 

  3287. <span class="sourceLineNo">3279</span>        }<a name="line.3279"></a>
    3288. 

  3288. <span class="sourceLineNo">3280</span>        if (this.zoomResetBothMenuItem != null) {<a name="line.3280"></a>
    3289. 

  3289. <span class="sourceLineNo">3281</span>            this.zoomResetBothMenuItem.setEnabled(isDomainZoomable<a name="line.3281"></a>
    3290. 

  3290. <span class="sourceLineNo">3282</span>                    &amp;&amp; isRangeZoomable);<a name="line.3282"></a>
    3291. 

  3291. <span class="sourceLineNo">3283</span>        }<a name="line.3283"></a>
    3292. 

  3292. <span class="sourceLineNo">3284</span><a name="line.3284"></a>
    3293. 

  3293. <span class="sourceLineNo">3285</span>        this.popup.show(this, x, y);<a name="line.3285"></a>
    3294. 

  3294. <span class="sourceLineNo">3286</span><a name="line.3286"></a>
    3295. 

  3295. <span class="sourceLineNo">3287</span>    }<a name="line.3287"></a>
    3296. 

  3296. <span class="sourceLineNo">3288</span><a name="line.3288"></a>
    3297. 

  3297. <span class="sourceLineNo">3289</span>    /**<a name="line.3289"></a>
    3298. 

  3298. <span class="sourceLineNo">3290</span>     * Updates the UI for a LookAndFeel change.<a name="line.3290"></a>
    3299. 

  3299. <span class="sourceLineNo">3291</span>     */<a name="line.3291"></a>
    3300. 

  3300. <span class="sourceLineNo">3292</span>    @Override<a name="line.3292"></a>
    3301. 

  3301. <span class="sourceLineNo">3293</span>    public void updateUI() {<a name="line.3293"></a>
    3302. 

  3302. <span class="sourceLineNo">3294</span>        // here we need to update the UI for the popup menu, if the panel<a name="line.3294"></a>
    3303. 

  3303. <span class="sourceLineNo">3295</span>        // has one...<a name="line.3295"></a>
    3304. 

  3304. <span class="sourceLineNo">3296</span>        if (this.popup != null) {<a name="line.3296"></a>
    3305. 

  3305. <span class="sourceLineNo">3297</span>            SwingUtilities.updateComponentTreeUI(this.popup);<a name="line.3297"></a>
    3306. 

  3306. <span class="sourceLineNo">3298</span>        }<a name="line.3298"></a>
    3307. 

  3307. <span class="sourceLineNo">3299</span>        super.updateUI();<a name="line.3299"></a>
    3308. 

  3308. <span class="sourceLineNo">3300</span>    }<a name="line.3300"></a>
    3309. 

  3309. <span class="sourceLineNo">3301</span><a name="line.3301"></a>
    3310. 

  3310. <span class="sourceLineNo">3302</span>    /**<a name="line.3302"></a>
    3311. 

  3311. <span class="sourceLineNo">3303</span>     * Provides serialization support.<a name="line.3303"></a>
    3312. 

  3312. <span class="sourceLineNo">3304</span>     *<a name="line.3304"></a>
    3313. 

  3313. <span class="sourceLineNo">3305</span>     * @param stream  the output stream.<a name="line.3305"></a>
    3314. 

  3314. <span class="sourceLineNo">3306</span>     *<a name="line.3306"></a>
    3315. 

  3315. <span class="sourceLineNo">3307</span>     * @throws IOException  if there is an I/O error.<a name="line.3307"></a>
    3316. 

  3316. <span class="sourceLineNo">3308</span>     */<a name="line.3308"></a>
    3317. 

  3317. <span class="sourceLineNo">3309</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.3309"></a>
    3318. 

  3318. <span class="sourceLineNo">3310</span>        stream.defaultWriteObject();<a name="line.3310"></a>
    3319. 

  3319. <span class="sourceLineNo">3311</span>        SerialUtilities.writePaint(this.zoomFillPaint, stream);<a name="line.3311"></a>
    3320. 

  3320. <span class="sourceLineNo">3312</span>        SerialUtilities.writePaint(this.zoomOutlinePaint, stream);<a name="line.3312"></a>
    3321. 

  3321. <span class="sourceLineNo">3313</span>    }<a name="line.3313"></a>
    3322. 

  3322. <span class="sourceLineNo">3314</span><a name="line.3314"></a>
    3323. 

  3323. <span class="sourceLineNo">3315</span>    /**<a name="line.3315"></a>
    3324. 

  3324. <span class="sourceLineNo">3316</span>     * Provides serialization support.<a name="line.3316"></a>
    3325. 

  3325. <span class="sourceLineNo">3317</span>     *<a name="line.3317"></a>
    3326. 

  3326. <span class="sourceLineNo">3318</span>     * @param stream  the input stream.<a name="line.3318"></a>
    3327. 

  3327. <span class="sourceLineNo">3319</span>     *<a name="line.3319"></a>
    3328. 

  3328. <span class="sourceLineNo">3320</span>     * @throws IOException  if there is an I/O error.<a name="line.3320"></a>
    3329. 

  3329. <span class="sourceLineNo">3321</span>     * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.3321"></a>
    3330. 

  3330. <span class="sourceLineNo">3322</span>     */<a name="line.3322"></a>
    3331. 

  3331. <span class="sourceLineNo">3323</span>    private void readObject(ObjectInputStream stream)<a name="line.3323"></a>
    3332. 

  3332. <span class="sourceLineNo">3324</span>        throws IOException, ClassNotFoundException {<a name="line.3324"></a>
    3333. 

  3333. <span class="sourceLineNo">3325</span>        stream.defaultReadObject();<a name="line.3325"></a>
    3334. 

  3334. <span class="sourceLineNo">3326</span>        this.zoomFillPaint = SerialUtilities.readPaint(stream);<a name="line.3326"></a>
    3335. 

  3335. <span class="sourceLineNo">3327</span>        this.zoomOutlinePaint = SerialUtilities.readPaint(stream);<a name="line.3327"></a>
    3336. 

  3336. <span class="sourceLineNo">3328</span><a name="line.3328"></a>
    3337. 

  3337. <span class="sourceLineNo">3329</span>        // we create a new but empty chartMouseListeners list<a name="line.3329"></a>
    3338. 

  3338. <span class="sourceLineNo">3330</span>        this.chartMouseListeners = new EventListenerList();<a name="line.3330"></a>
    3339. 

  3339. <span class="sourceLineNo">3331</span><a name="line.3331"></a>
    3340. 

  3340. <span class="sourceLineNo">3332</span>        // register as a listener with sub-components...<a name="line.3332"></a>
    3341. 

  3341. <span class="sourceLineNo">3333</span>        if (this.chart != null) {<a name="line.3333"></a>
    3342. 

  3342. <span class="sourceLineNo">3334</span>            this.chart.addChangeListener(this);<a name="line.3334"></a>
    3343. 

  3343. <span class="sourceLineNo">3335</span>        }<a name="line.3335"></a>
    3344. 

  3344. <span class="sourceLineNo">3336</span><a name="line.3336"></a>
    3345. 

  3345. <span class="sourceLineNo">3337</span>    }<a name="line.3337"></a>
    3346. 

  3346. <span class="sourceLineNo">3338</span><a name="line.3338"></a>
    3347. 

  3347. <span class="sourceLineNo">3339</span>}<a name="line.3339"></a>
    3348. 

  3348. 

  3349. 

  3350. 

  3351. 

  3352. 

  3353. 

  3354. 

  3355. 

  3356. 

  3357. 

  3358. 

  3359. 

  3360. 

  3361. 

  3362. 

  3363. 

  3364. 

  3365. 

  3366. 

  3367. 

  3368. 

  3369. 

  3370. 

  3371. 

  3372. 

  3373. 

  3374. 

  3375. 

  3376. 

  3377. 

  3378. 

  3379. 

  3380. 

  3381. 

  3382. 

  3383. 

  3384. 

  3385. 

  3386. 

  3387. 

  3388. 

  3389. 

  3390. 

  3391. 

  3392. 

  3393. 

  3394. 

  3395. 

  3396. 

  3397. 

  3398. 

  3399. 

  3400. 

  3401. 

  3402. 

  3403. 

  3404. 

  3405. 

  3406. 

  3407. 

  3408. </pre>
    3409. 

  3409. </div>
    3410. 

  3410. </body>
    3411. 

  3411. </html>
    3412.