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SymbolAxis.html

SymbolAxis.html 76 KB
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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> * SymbolAxis.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 2002-2014, by Anthony Boulestreau 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:  Anthony Boulestreau;<a name="line.32"></a>
    41. 

  41. <span class="sourceLineNo">033</span> * Contributor(s):   David Gilbert (for Object Refinery Limited);<a name="line.33"></a>
    42. 

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

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

  44. <span class="sourceLineNo">036</span> * Changes<a name="line.36"></a>
    45. 

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

  46. <span class="sourceLineNo">038</span> * 29-Mar-2002 : First version (AB);<a name="line.38"></a>
    47. 

  47. <span class="sourceLineNo">039</span> * 19-Apr-2002 : Updated formatting and import statements (DG);<a name="line.39"></a>
    48. 

  48. <span class="sourceLineNo">040</span> * 21-Jun-2002 : Make change to use the class TickUnit - remove valueToString()<a name="line.40"></a>
    49. 

  49. <span class="sourceLineNo">041</span> *               method and add SymbolicTickUnit (AB);<a name="line.41"></a>
    50. 

  50. <span class="sourceLineNo">042</span> * 25-Jun-2002 : Removed redundant code (DG);<a name="line.42"></a>
    51. 

  51. <span class="sourceLineNo">043</span> * 25-Jul-2002 : Changed order of parameters in ValueAxis constructor (DG);<a name="line.43"></a>
    52. 

  52. <span class="sourceLineNo">044</span> * 05-Sep-2002 : Updated constructor to reflect changes in the Axis class (DG);<a name="line.44"></a>
    53. 

  53. <span class="sourceLineNo">045</span> * 08-Nov-2002 : Moved to new package com.jrefinery.chart.axis (DG);<a name="line.45"></a>
    54. 

  54. <span class="sourceLineNo">046</span> * 14-Feb-2003 : Added back missing constructor code (DG);<a name="line.46"></a>
    55. 

  55. <span class="sourceLineNo">047</span> * 26-Mar-2003 : Implemented Serializable (DG);<a name="line.47"></a>
    56. 

  56. <span class="sourceLineNo">048</span> * 14-May-2003 : Renamed HorizontalSymbolicAxis --&gt; SymbolicAxis and merged in<a name="line.48"></a>
    57. 

  57. <span class="sourceLineNo">049</span> *               VerticalSymbolicAxis (DG);<a name="line.49"></a>
    58. 

  58. <span class="sourceLineNo">050</span> * 12-Aug-2003 : Fixed bug where refreshTicks() method has different signature<a name="line.50"></a>
    59. 

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

  60. <span class="sourceLineNo">052</span> * 29-Oct-2003 : Added workaround for font alignment in PDF output (DG);<a name="line.52"></a>
    61. 

  61. <span class="sourceLineNo">053</span> * 02-Nov-2003 : Added code to avoid overlapping labels (MR);<a name="line.53"></a>
    62. 

  62. <span class="sourceLineNo">054</span> * 07-Nov-2003 : Modified to use new tick classes (DG);<a name="line.54"></a>
    63. 

  63. <span class="sourceLineNo">055</span> * 18-Nov-2003 : Fixed bug where symbols are not being displayed on the<a name="line.55"></a>
    64. 

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

  65. <span class="sourceLineNo">057</span> * 24-Nov-2003 : Added fix for gridlines on zooming (bug id 834643) (DG);<a name="line.57"></a>
    66. 

  66. <span class="sourceLineNo">058</span> * 21-Jan-2004 : Update for renamed method in ValueAxis (DG);<a name="line.58"></a>
    67. 

  67. <span class="sourceLineNo">059</span> * 11-Mar-2004 : Modified the way the background grid color is being drawn, see<a name="line.59"></a>
    68. 

  68. <span class="sourceLineNo">060</span> *               this thread:<a name="line.60"></a>
    69. 

  69. <span class="sourceLineNo">061</span> *               http://www.jfree.org/phpBB2/viewtopic.php?p=22973 (DG);<a name="line.61"></a>
    70. 

  70. <span class="sourceLineNo">062</span> * 16-Mar-2004 : Added plotState to draw() method (DG);<a name="line.62"></a>
    71. 

  71. <span class="sourceLineNo">063</span> * 07-Apr-2004 : Modified string bounds calculation (DG);<a name="line.63"></a>
    72. 

  72. <span class="sourceLineNo">064</span> * 28-Mar-2005 : Renamed autoRangeIncludesZero() --&gt; getAutoRangeIncludesZero()<a name="line.64"></a>
    73. 

  73. <span class="sourceLineNo">065</span> *               and autoRangeStickyZero() --&gt; getAutoRangeStickyZero() (DG);<a name="line.65"></a>
    74. 

  74. <span class="sourceLineNo">066</span> * 05-Jul-2005 : Fixed signature on refreshTicks() method - see bug report<a name="line.66"></a>
    75. 

  75. <span class="sourceLineNo">067</span> *               1232264 (DG);<a name="line.67"></a>
    76. 

  76. <span class="sourceLineNo">068</span> * 06-Jul-2005 : Renamed SymbolicAxis --&gt; SymbolAxis, added equals() method,<a name="line.68"></a>
    77. 

  77. <span class="sourceLineNo">069</span> *               renamed getSymbolicValue() --&gt; getSymbols(), renamed<a name="line.69"></a>
    78. 

  78. <span class="sourceLineNo">070</span> *               symbolicGridPaint --&gt; gridBandPaint, fixed serialization of<a name="line.70"></a>
    79. 

  79. <span class="sourceLineNo">071</span> *               gridBandPaint, renamed symbolicGridLinesVisible --&gt;<a name="line.71"></a>
    80. 

  80. <span class="sourceLineNo">072</span> *               gridBandsVisible, eliminated symbolicGridLineList (DG);<a name="line.72"></a>
    81. 

  81. <span class="sourceLineNo">073</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.73"></a>
    82. 

  82. <span class="sourceLineNo">074</span> * 02-Feb-2007 : Removed author tags all over JFreeChart sources (DG);<a name="line.74"></a>
    83. 

  83. <span class="sourceLineNo">075</span> * 28-Feb-2007 : Fixed bug 1669302 (tick label overlap) (DG);<a name="line.75"></a>
    84. 

  84. <span class="sourceLineNo">076</span> * 25-Jul-2007 : Added new field for alternate grid band paint (DG);<a name="line.76"></a>
    85. 

  85. <span class="sourceLineNo">077</span> * 15-Aug-2008 : Use alternate grid band paint when drawing (DG);<a name="line.77"></a>
    86. 

  86. <span class="sourceLineNo">078</span> * 02-Jul-2013 : Use ParamChecks (DG);<a name="line.78"></a>
    87. 

  87. <span class="sourceLineNo">079</span> * 19-Mar-2014 : Fix gridbands (bug #1056) (DG);<a name="line.79"></a>
    88. 

  88. <span class="sourceLineNo">080</span> *<a name="line.80"></a>
    89. 

  89. <span class="sourceLineNo">081</span> */<a name="line.81"></a>
    90. 

  90. <span class="sourceLineNo">082</span><a name="line.82"></a>
    91. 

  91. <span class="sourceLineNo">083</span>package org.jfree.chart.axis;<a name="line.83"></a>
    92. 

  92. <span class="sourceLineNo">084</span><a name="line.84"></a>
    93. 

  93. <span class="sourceLineNo">085</span>import java.awt.BasicStroke;<a name="line.85"></a>
    94. 

  94. <span class="sourceLineNo">086</span>import java.awt.Color;<a name="line.86"></a>
    95. 

  95. <span class="sourceLineNo">087</span>import java.awt.Font;<a name="line.87"></a>
    96. 

  96. <span class="sourceLineNo">088</span>import java.awt.Graphics2D;<a name="line.88"></a>
    97. 

  97. <span class="sourceLineNo">089</span>import java.awt.Paint;<a name="line.89"></a>
    98. 

  98. <span class="sourceLineNo">090</span>import java.awt.Shape;<a name="line.90"></a>
    99. 

  99. <span class="sourceLineNo">091</span>import java.awt.Stroke;<a name="line.91"></a>
    100. 

  100. <span class="sourceLineNo">092</span>import java.awt.geom.Rectangle2D;<a name="line.92"></a>
    101. 

  101. <span class="sourceLineNo">093</span>import java.io.IOException;<a name="line.93"></a>
    102. 

  102. <span class="sourceLineNo">094</span>import java.io.ObjectInputStream;<a name="line.94"></a>
    103. 

  103. <span class="sourceLineNo">095</span>import java.io.ObjectOutputStream;<a name="line.95"></a>
    104. 

  104. <span class="sourceLineNo">096</span>import java.io.Serializable;<a name="line.96"></a>
    105. 

  105. <span class="sourceLineNo">097</span>import java.text.NumberFormat;<a name="line.97"></a>
    106. 

  106. <span class="sourceLineNo">098</span>import java.util.Arrays;<a name="line.98"></a>
    107. 

  107. <span class="sourceLineNo">099</span>import java.util.Iterator;<a name="line.99"></a>
    108. 

  108. <span class="sourceLineNo">100</span>import java.util.List;<a name="line.100"></a>
    109. 

  109. <span class="sourceLineNo">101</span><a name="line.101"></a>
    110. 

  110. <span class="sourceLineNo">102</span>import org.jfree.chart.event.AxisChangeEvent;<a name="line.102"></a>
    111. 

  111. <span class="sourceLineNo">103</span>import org.jfree.chart.plot.Plot;<a name="line.103"></a>
    112. 

  112. <span class="sourceLineNo">104</span>import org.jfree.chart.plot.PlotRenderingInfo;<a name="line.104"></a>
    113. 

  113. <span class="sourceLineNo">105</span>import org.jfree.chart.plot.ValueAxisPlot;<a name="line.105"></a>
    114. 

  114. <span class="sourceLineNo">106</span>import org.jfree.chart.util.ParamChecks;<a name="line.106"></a>
    115. 

  115. <span class="sourceLineNo">107</span>import org.jfree.data.Range;<a name="line.107"></a>
    116. 

  116. <span class="sourceLineNo">108</span>import org.jfree.io.SerialUtilities;<a name="line.108"></a>
    117. 

  117. <span class="sourceLineNo">109</span>import org.jfree.text.TextUtilities;<a name="line.109"></a>
    118. 

  118. <span class="sourceLineNo">110</span>import org.jfree.ui.RectangleEdge;<a name="line.110"></a>
    119. 

  119. <span class="sourceLineNo">111</span>import org.jfree.ui.TextAnchor;<a name="line.111"></a>
    120. 

  120. <span class="sourceLineNo">112</span>import org.jfree.util.PaintUtilities;<a name="line.112"></a>
    121. 

  121. <span class="sourceLineNo">113</span><a name="line.113"></a>
    122. 

  122. <span class="sourceLineNo">114</span>/**<a name="line.114"></a>
    123. 

  123. <span class="sourceLineNo">115</span> * A standard linear value axis that replaces integer values with symbols.<a name="line.115"></a>
    124. 

  124. <span class="sourceLineNo">116</span> */<a name="line.116"></a>
    125. 

  125. <span class="sourceLineNo">117</span>public class SymbolAxis extends NumberAxis implements Serializable {<a name="line.117"></a>
    126. 

  126. <span class="sourceLineNo">118</span><a name="line.118"></a>
    127. 

  127. <span class="sourceLineNo">119</span>    /** For serialization. */<a name="line.119"></a>
    128. 

  128. <span class="sourceLineNo">120</span>    private static final long serialVersionUID = 7216330468770619716L;<a name="line.120"></a>
    129. 

  129. <span class="sourceLineNo">121</span><a name="line.121"></a>
    130. 

  130. <span class="sourceLineNo">122</span>    /** The default grid band paint. */<a name="line.122"></a>
    131. 

  131. <span class="sourceLineNo">123</span>    public static final Paint DEFAULT_GRID_BAND_PAINT<a name="line.123"></a>
    132. 

  132. <span class="sourceLineNo">124</span>            = new Color(232, 234, 232, 128);<a name="line.124"></a>
    133. 

  133. <span class="sourceLineNo">125</span><a name="line.125"></a>
    134. 

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

  135. <span class="sourceLineNo">127</span>     * The default paint for alternate grid bands.<a name="line.127"></a>
    136. 

  136. <span class="sourceLineNo">128</span>     *<a name="line.128"></a>
    137. 

  137. <span class="sourceLineNo">129</span>     * @since 1.0.7<a name="line.129"></a>
    138. 

  138. <span class="sourceLineNo">130</span>     */<a name="line.130"></a>
    139. 

  139. <span class="sourceLineNo">131</span>    public static final Paint DEFAULT_GRID_BAND_ALTERNATE_PAINT<a name="line.131"></a>
    140. 

  140. <span class="sourceLineNo">132</span>            = new Color(0, 0, 0, 0);  // transparent<a name="line.132"></a>
    141. 

  141. <span class="sourceLineNo">133</span><a name="line.133"></a>
    142. 

  142. <span class="sourceLineNo">134</span>    /** The list of symbols to display instead of the numeric values. */<a name="line.134"></a>
    143. 

  143. <span class="sourceLineNo">135</span>    private List symbols;<a name="line.135"></a>
    144. 

  144. <span class="sourceLineNo">136</span><a name="line.136"></a>
    145. 

  145. <span class="sourceLineNo">137</span>    /** Flag that indicates whether or not grid bands are visible. */<a name="line.137"></a>
    146. 

  146. <span class="sourceLineNo">138</span>    private boolean gridBandsVisible;<a name="line.138"></a>
    147. 

  147. <span class="sourceLineNo">139</span><a name="line.139"></a>
    148. 

  148. <span class="sourceLineNo">140</span>    /** The paint used to color the grid bands (if the bands are visible). */<a name="line.140"></a>
    149. 

  149. <span class="sourceLineNo">141</span>    private transient Paint gridBandPaint;<a name="line.141"></a>
    150. 

  150. <span class="sourceLineNo">142</span><a name="line.142"></a>
    151. 

  151. <span class="sourceLineNo">143</span>    /**<a name="line.143"></a>
    152. 

  152. <span class="sourceLineNo">144</span>     * The paint used to fill the alternate grid bands.<a name="line.144"></a>
    153. 

  153. <span class="sourceLineNo">145</span>     *<a name="line.145"></a>
    154. 

  154. <span class="sourceLineNo">146</span>     * @since 1.0.7<a name="line.146"></a>
    155. 

  155. <span class="sourceLineNo">147</span>     */<a name="line.147"></a>
    156. 

  156. <span class="sourceLineNo">148</span>    private transient Paint gridBandAlternatePaint;<a name="line.148"></a>
    157. 

  157. <span class="sourceLineNo">149</span><a name="line.149"></a>
    158. 

  158. <span class="sourceLineNo">150</span>    /**<a name="line.150"></a>
    159. 

  159. <span class="sourceLineNo">151</span>     * Constructs a symbol axis, using default attribute values where<a name="line.151"></a>
    160. 

  160. <span class="sourceLineNo">152</span>     * necessary.<a name="line.152"></a>
    161. 

  161. <span class="sourceLineNo">153</span>     *<a name="line.153"></a>
    162. 

  162. <span class="sourceLineNo">154</span>     * @param label  the axis label (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.154"></a>
    163. 

  163. <span class="sourceLineNo">155</span>     * @param sv  the list of symbols to display instead of the numeric<a name="line.155"></a>
    164. 

  164. <span class="sourceLineNo">156</span>     *            values.<a name="line.156"></a>
    165. 

  165. <span class="sourceLineNo">157</span>     */<a name="line.157"></a>
    166. 

  166. <span class="sourceLineNo">158</span>    public SymbolAxis(String label, String[] sv) {<a name="line.158"></a>
    167. 

  167. <span class="sourceLineNo">159</span>        super(label);<a name="line.159"></a>
    168. 

  168. <span class="sourceLineNo">160</span>        this.symbols = Arrays.asList(sv);<a name="line.160"></a>
    169. 

  169. <span class="sourceLineNo">161</span>        this.gridBandsVisible = true;<a name="line.161"></a>
    170. 

  170. <span class="sourceLineNo">162</span>        this.gridBandPaint = DEFAULT_GRID_BAND_PAINT;<a name="line.162"></a>
    171. 

  171. <span class="sourceLineNo">163</span>        this.gridBandAlternatePaint = DEFAULT_GRID_BAND_ALTERNATE_PAINT;<a name="line.163"></a>
    172. 

  172. <span class="sourceLineNo">164</span>        setAutoTickUnitSelection(false, false);<a name="line.164"></a>
    173. 

  173. <span class="sourceLineNo">165</span>        setAutoRangeStickyZero(false);<a name="line.165"></a>
    174. 

  174. <span class="sourceLineNo">166</span><a name="line.166"></a>
    175. 

  175. <span class="sourceLineNo">167</span>    }<a name="line.167"></a>
    176. 

  176. <span class="sourceLineNo">168</span><a name="line.168"></a>
    177. 

  177. <span class="sourceLineNo">169</span>    /**<a name="line.169"></a>
    178. 

  178. <span class="sourceLineNo">170</span>     * Returns an array of the symbols for the axis.<a name="line.170"></a>
    179. 

  179. <span class="sourceLineNo">171</span>     *<a name="line.171"></a>
    180. 

  180. <span class="sourceLineNo">172</span>     * @return The symbols.<a name="line.172"></a>
    181. 

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

  182. <span class="sourceLineNo">174</span>    public String[] getSymbols() {<a name="line.174"></a>
    183. 

  183. <span class="sourceLineNo">175</span>        String[] result = new String[this.symbols.size()];<a name="line.175"></a>
    184. 

  184. <span class="sourceLineNo">176</span>        result = (String[]) this.symbols.toArray(result);<a name="line.176"></a>
    185. 

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

  186. <span class="sourceLineNo">178</span>    }<a name="line.178"></a>
    187. 

  187. <span class="sourceLineNo">179</span><a name="line.179"></a>
    188. 

  188. <span class="sourceLineNo">180</span>    /**<a name="line.180"></a>
    189. 

  189. <span class="sourceLineNo">181</span>     * Returns &lt;code&gt;true&lt;/code&gt; if the grid bands are showing, and<a name="line.181"></a>
    190. 

  190. <span class="sourceLineNo">182</span>     * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.182"></a>
    191. 

  191. <span class="sourceLineNo">183</span>     *<a name="line.183"></a>
    192. 

  192. <span class="sourceLineNo">184</span>     * @return &lt;code&gt;true&lt;/code&gt; if the grid bands are showing, and<a name="line.184"></a>
    193. 

  193. <span class="sourceLineNo">185</span>     *         &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.185"></a>
    194. 

  194. <span class="sourceLineNo">186</span>     *<a name="line.186"></a>
    195. 

  195. <span class="sourceLineNo">187</span>     * @see #setGridBandsVisible(boolean)<a name="line.187"></a>
    196. 

  196. <span class="sourceLineNo">188</span>     */<a name="line.188"></a>
    197. 

  197. <span class="sourceLineNo">189</span>    public boolean isGridBandsVisible() {<a name="line.189"></a>
    198. 

  198. <span class="sourceLineNo">190</span>        return this.gridBandsVisible;<a name="line.190"></a>
    199. 

  199. <span class="sourceLineNo">191</span>    }<a name="line.191"></a>
    200. 

  200. <span class="sourceLineNo">192</span><a name="line.192"></a>
    201. 

  201. <span class="sourceLineNo">193</span>    /**<a name="line.193"></a>
    202. 

  202. <span class="sourceLineNo">194</span>     * Sets the visibility of the grid bands and notifies registered<a name="line.194"></a>
    203. 

  203. <span class="sourceLineNo">195</span>     * listeners that the axis has been modified.<a name="line.195"></a>
    204. 

  204. <span class="sourceLineNo">196</span>     *<a name="line.196"></a>
    205. 

  205. <span class="sourceLineNo">197</span>     * @param flag  the new setting.<a name="line.197"></a>
    206. 

  206. <span class="sourceLineNo">198</span>     *<a name="line.198"></a>
    207. 

  207. <span class="sourceLineNo">199</span>     * @see #isGridBandsVisible()<a name="line.199"></a>
    208. 

  208. <span class="sourceLineNo">200</span>     */<a name="line.200"></a>
    209. 

  209. <span class="sourceLineNo">201</span>    public void setGridBandsVisible(boolean flag) {<a name="line.201"></a>
    210. 

  210. <span class="sourceLineNo">202</span>        this.gridBandsVisible = flag;<a name="line.202"></a>
    211. 

  211. <span class="sourceLineNo">203</span>        fireChangeEvent();<a name="line.203"></a>
    212. 

  212. <span class="sourceLineNo">204</span>    }<a name="line.204"></a>
    213. 

  213. <span class="sourceLineNo">205</span><a name="line.205"></a>
    214. 

  214. <span class="sourceLineNo">206</span>    /**<a name="line.206"></a>
    215. 

  215. <span class="sourceLineNo">207</span>     * Returns the paint used to color the grid bands.<a name="line.207"></a>
    216. 

  216. <span class="sourceLineNo">208</span>     *<a name="line.208"></a>
    217. 

  217. <span class="sourceLineNo">209</span>     * @return The grid band paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.209"></a>
    218. 

  218. <span class="sourceLineNo">210</span>     *<a name="line.210"></a>
    219. 

  219. <span class="sourceLineNo">211</span>     * @see #setGridBandPaint(Paint)<a name="line.211"></a>
    220. 

  220. <span class="sourceLineNo">212</span>     * @see #isGridBandsVisible()<a name="line.212"></a>
    221. 

  221. <span class="sourceLineNo">213</span>     */<a name="line.213"></a>
    222. 

  222. <span class="sourceLineNo">214</span>    public Paint getGridBandPaint() {<a name="line.214"></a>
    223. 

  223. <span class="sourceLineNo">215</span>        return this.gridBandPaint;<a name="line.215"></a>
    224. 

  224. <span class="sourceLineNo">216</span>    }<a name="line.216"></a>
    225. 

  225. <span class="sourceLineNo">217</span><a name="line.217"></a>
    226. 

  226. <span class="sourceLineNo">218</span>    /**<a name="line.218"></a>
    227. 

  227. <span class="sourceLineNo">219</span>     * Sets the grid band paint and sends an {@link AxisChangeEvent} to<a name="line.219"></a>
    228. 

  228. <span class="sourceLineNo">220</span>     * all registered listeners.<a name="line.220"></a>
    229. 

  229. <span class="sourceLineNo">221</span>     *<a name="line.221"></a>
    230. 

  230. <span class="sourceLineNo">222</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.222"></a>
    231. 

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

  232. <span class="sourceLineNo">224</span>     * @see #getGridBandPaint()<a name="line.224"></a>
    233. 

  233. <span class="sourceLineNo">225</span>     */<a name="line.225"></a>
    234. 

  234. <span class="sourceLineNo">226</span>    public void setGridBandPaint(Paint paint) {<a name="line.226"></a>
    235. 

  235. <span class="sourceLineNo">227</span>        ParamChecks.nullNotPermitted(paint, "paint");<a name="line.227"></a>
    236. 

  236. <span class="sourceLineNo">228</span>        this.gridBandPaint = paint;<a name="line.228"></a>
    237. 

  237. <span class="sourceLineNo">229</span>        fireChangeEvent();<a name="line.229"></a>
    238. 

  238. <span class="sourceLineNo">230</span>    }<a name="line.230"></a>
    239. 

  239. <span class="sourceLineNo">231</span><a name="line.231"></a>
    240. 

  240. <span class="sourceLineNo">232</span>    /**<a name="line.232"></a>
    241. 

  241. <span class="sourceLineNo">233</span>     * Returns the paint used for alternate grid bands.<a name="line.233"></a>
    242. 

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

  243. <span class="sourceLineNo">235</span>     * @return The paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.235"></a>
    244. 

  244. <span class="sourceLineNo">236</span>     *<a name="line.236"></a>
    245. 

  245. <span class="sourceLineNo">237</span>     * @see #setGridBandAlternatePaint(Paint)<a name="line.237"></a>
    246. 

  246. <span class="sourceLineNo">238</span>     * @see #getGridBandPaint()<a name="line.238"></a>
    247. 

  247. <span class="sourceLineNo">239</span>     *<a name="line.239"></a>
    248. 

  248. <span class="sourceLineNo">240</span>     * @since 1.0.7<a name="line.240"></a>
    249. 

  249. <span class="sourceLineNo">241</span>     */<a name="line.241"></a>
    250. 

  250. <span class="sourceLineNo">242</span>    public Paint getGridBandAlternatePaint() {<a name="line.242"></a>
    251. 

  251. <span class="sourceLineNo">243</span>        return this.gridBandAlternatePaint;<a name="line.243"></a>
    252. 

  252. <span class="sourceLineNo">244</span>    }<a name="line.244"></a>
    253. 

  253. <span class="sourceLineNo">245</span><a name="line.245"></a>
    254. 

  254. <span class="sourceLineNo">246</span>    /**<a name="line.246"></a>
    255. 

  255. <span class="sourceLineNo">247</span>     * Sets the paint used for alternate grid bands and sends a<a name="line.247"></a>
    256. 

  256. <span class="sourceLineNo">248</span>     * {@link AxisChangeEvent} to all registered listeners.<a name="line.248"></a>
    257. 

  257. <span class="sourceLineNo">249</span>     *<a name="line.249"></a>
    258. 

  258. <span class="sourceLineNo">250</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.250"></a>
    259. 

  259. <span class="sourceLineNo">251</span>     *<a name="line.251"></a>
    260. 

  260. <span class="sourceLineNo">252</span>     * @see #getGridBandAlternatePaint()<a name="line.252"></a>
    261. 

  261. <span class="sourceLineNo">253</span>     * @see #setGridBandPaint(Paint)<a name="line.253"></a>
    262. 

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

  263. <span class="sourceLineNo">255</span>     * @since 1.0.7<a name="line.255"></a>
    264. 

  264. <span class="sourceLineNo">256</span>     */<a name="line.256"></a>
    265. 

  265. <span class="sourceLineNo">257</span>    public void setGridBandAlternatePaint(Paint paint) {<a name="line.257"></a>
    266. 

  266. <span class="sourceLineNo">258</span>        ParamChecks.nullNotPermitted(paint, "paint");<a name="line.258"></a>
    267. 

  267. <span class="sourceLineNo">259</span>        this.gridBandAlternatePaint = paint;<a name="line.259"></a>
    268. 

  268. <span class="sourceLineNo">260</span>        fireChangeEvent();<a name="line.260"></a>
    269. 

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

  270. <span class="sourceLineNo">262</span><a name="line.262"></a>
    271. 

  271. <span class="sourceLineNo">263</span>    /**<a name="line.263"></a>
    272. 

  272. <span class="sourceLineNo">264</span>     * This operation is not supported by this axis.<a name="line.264"></a>
    273. 

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

  274. <span class="sourceLineNo">266</span>     * @param g2  the graphics device.<a name="line.266"></a>
    275. 

  275. <span class="sourceLineNo">267</span>     * @param dataArea  the area in which the plot and axes should be drawn.<a name="line.267"></a>
    276. 

  276. <span class="sourceLineNo">268</span>     * @param edge  the edge along which the axis is drawn.<a name="line.268"></a>
    277. 

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

  278. <span class="sourceLineNo">270</span>    @Override<a name="line.270"></a>
    279. 

  279. <span class="sourceLineNo">271</span>    protected void selectAutoTickUnit(Graphics2D g2, Rectangle2D dataArea,<a name="line.271"></a>
    280. 

  280. <span class="sourceLineNo">272</span>            RectangleEdge edge) {<a name="line.272"></a>
    281. 

  281. <span class="sourceLineNo">273</span>        throw new UnsupportedOperationException();<a name="line.273"></a>
    282. 

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

  283. <span class="sourceLineNo">275</span><a name="line.275"></a>
    284. 

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

  285. <span class="sourceLineNo">277</span>     * Draws the axis on a Java 2D graphics device (such as the screen or a<a name="line.277"></a>
    286. 

  286. <span class="sourceLineNo">278</span>     * printer).<a name="line.278"></a>
    287. 

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

  288. <span class="sourceLineNo">280</span>     * @param g2  the graphics device (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.280"></a>
    289. 

  289. <span class="sourceLineNo">281</span>     * @param cursor  the cursor location.<a name="line.281"></a>
    290. 

  290. <span class="sourceLineNo">282</span>     * @param plotArea  the area within which the plot and axes should be drawn<a name="line.282"></a>
    291. 

  291. <span class="sourceLineNo">283</span>     *                  (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.283"></a>
    292. 

  292. <span class="sourceLineNo">284</span>     * @param dataArea  the area within which the data should be drawn<a name="line.284"></a>
    293. 

  293. <span class="sourceLineNo">285</span>     *                  (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.285"></a>
    294. 

  294. <span class="sourceLineNo">286</span>     * @param edge  the axis location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.286"></a>
    295. 

  295. <span class="sourceLineNo">287</span>     * @param plotState  collects information about the plot<a name="line.287"></a>
    296. 

  296. <span class="sourceLineNo">288</span>     *                   (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.288"></a>
    297. 

  297. <span class="sourceLineNo">289</span>     *<a name="line.289"></a>
    298. 

  298. <span class="sourceLineNo">290</span>     * @return The axis state (never &lt;code&gt;null&lt;/code&gt;).<a name="line.290"></a>
    299. 

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

  300. <span class="sourceLineNo">292</span>    @Override<a name="line.292"></a>
    301. 

  301. <span class="sourceLineNo">293</span>    public AxisState draw(Graphics2D g2, double cursor, Rectangle2D plotArea,<a name="line.293"></a>
    302. 

  302. <span class="sourceLineNo">294</span>            Rectangle2D dataArea, RectangleEdge edge, <a name="line.294"></a>
    303. 

  303. <span class="sourceLineNo">295</span>            PlotRenderingInfo plotState) {<a name="line.295"></a>
    304. 

  304. <span class="sourceLineNo">296</span><a name="line.296"></a>
    305. 

  305. <span class="sourceLineNo">297</span>        AxisState info = new AxisState(cursor);<a name="line.297"></a>
    306. 

  306. <span class="sourceLineNo">298</span>        if (isVisible()) {<a name="line.298"></a>
    307. 

  307. <span class="sourceLineNo">299</span>            info = super.draw(g2, cursor, plotArea, dataArea, edge, plotState);<a name="line.299"></a>
    308. 

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

  309. <span class="sourceLineNo">301</span>        if (this.gridBandsVisible) {<a name="line.301"></a>
    310. 

  310. <span class="sourceLineNo">302</span>            drawGridBands(g2, plotArea, dataArea, edge, info.getTicks());<a name="line.302"></a>
    311. 

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

  312. <span class="sourceLineNo">304</span>        return info;<a name="line.304"></a>
    313. 

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

  314. <span class="sourceLineNo">306</span>    }<a name="line.306"></a>
    315. 

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

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

  317. <span class="sourceLineNo">309</span>     * Draws the grid bands.  Alternate bands are colored using<a name="line.309"></a>
    318. 

  318. <span class="sourceLineNo">310</span>     * &lt;CODE&gt;gridBandPaint&lt;/CODE&gt; (&lt;CODE&gt;DEFAULT_GRID_BAND_PAINT&lt;/CODE&gt; by<a name="line.310"></a>
    319. 

  319. <span class="sourceLineNo">311</span>     * default).<a name="line.311"></a>
    320. 

  320. <span class="sourceLineNo">312</span>     *<a name="line.312"></a>
    321. 

  321. <span class="sourceLineNo">313</span>     * @param g2  the graphics target (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.313"></a>
    322. 

  322. <span class="sourceLineNo">314</span>     * @param plotArea  the area within which the plot is drawn <a name="line.314"></a>
    323. 

  323. <span class="sourceLineNo">315</span>     *     (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.315"></a>
    324. 

  324. <span class="sourceLineNo">316</span>     * @param dataArea  the data area to which the axes are aligned <a name="line.316"></a>
    325. 

  325. <span class="sourceLineNo">317</span>     *     (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.317"></a>
    326. 

  326. <span class="sourceLineNo">318</span>     * @param edge  the edge to which the axis is aligned (&lt;code&gt;null&lt;/code&gt; not<a name="line.318"></a>
    327. 

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

  328. <span class="sourceLineNo">320</span>     * @param ticks  the ticks (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.320"></a>
    329. 

  329. <span class="sourceLineNo">321</span>     */<a name="line.321"></a>
    330. 

  330. <span class="sourceLineNo">322</span>    protected void drawGridBands(Graphics2D g2, Rectangle2D plotArea,<a name="line.322"></a>
    331. 

  331. <span class="sourceLineNo">323</span>            Rectangle2D dataArea, RectangleEdge edge, List ticks) {<a name="line.323"></a>
    332. 

  332. <span class="sourceLineNo">324</span>        Shape savedClip = g2.getClip();<a name="line.324"></a>
    333. 

  333. <span class="sourceLineNo">325</span>        g2.clip(dataArea);<a name="line.325"></a>
    334. 

  334. <span class="sourceLineNo">326</span>        if (RectangleEdge.isTopOrBottom(edge)) {<a name="line.326"></a>
    335. 

  335. <span class="sourceLineNo">327</span>            drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);<a name="line.327"></a>
    336. 

  336. <span class="sourceLineNo">328</span>        } else if (RectangleEdge.isLeftOrRight(edge)) {<a name="line.328"></a>
    337. 

  337. <span class="sourceLineNo">329</span>            drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);<a name="line.329"></a>
    338. 

  338. <span class="sourceLineNo">330</span>        }<a name="line.330"></a>
    339. 

  339. <span class="sourceLineNo">331</span>        g2.setClip(savedClip);<a name="line.331"></a>
    340. 

  340. <span class="sourceLineNo">332</span>    }<a name="line.332"></a>
    341. 

  341. <span class="sourceLineNo">333</span><a name="line.333"></a>
    342. 

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

  343. <span class="sourceLineNo">335</span>     * Draws the grid bands for the axis when it is at the top or bottom of<a name="line.335"></a>
    344. 

  344. <span class="sourceLineNo">336</span>     * the plot.<a name="line.336"></a>
    345. 

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

  346. <span class="sourceLineNo">338</span>     * @param g2  the graphics target (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.338"></a>
    347. 

  347. <span class="sourceLineNo">339</span>     * @param plotArea  the area within which the plot is drawn (not used here).<a name="line.339"></a>
    348. 

  348. <span class="sourceLineNo">340</span>     * @param dataArea  the area for the data (to which the axes are aligned,<a name="line.340"></a>
    349. 

  349. <span class="sourceLineNo">341</span>     *     &lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.341"></a>
    350. 

  350. <span class="sourceLineNo">342</span>     * @param firstGridBandIsDark  True: the first grid band takes the<a name="line.342"></a>
    351. 

  351. <span class="sourceLineNo">343</span>     *                             color of &lt;CODE&gt;gridBandPaint&lt;/CODE&gt;.<a name="line.343"></a>
    352. 

  352. <span class="sourceLineNo">344</span>     *                             False: the second grid band takes the<a name="line.344"></a>
    353. 

  353. <span class="sourceLineNo">345</span>     *                             color of &lt;CODE&gt;gridBandPaint&lt;/CODE&gt;.<a name="line.345"></a>
    354. 

  354. <span class="sourceLineNo">346</span>     * @param ticks  a list of ticks (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.346"></a>
    355. 

  355. <span class="sourceLineNo">347</span>     */<a name="line.347"></a>
    356. 

  356. <span class="sourceLineNo">348</span>    protected void drawGridBandsHorizontal(Graphics2D g2,<a name="line.348"></a>
    357. 

  357. <span class="sourceLineNo">349</span>            Rectangle2D plotArea, Rectangle2D dataArea, <a name="line.349"></a>
    358. 

  358. <span class="sourceLineNo">350</span>            boolean firstGridBandIsDark, List ticks) {<a name="line.350"></a>
    359. 

  359. <span class="sourceLineNo">351</span><a name="line.351"></a>
    360. 

  360. <span class="sourceLineNo">352</span>        boolean currentGridBandIsDark = firstGridBandIsDark;<a name="line.352"></a>
    361. 

  361. <span class="sourceLineNo">353</span>        double yy = dataArea.getY();<a name="line.353"></a>
    362. 

  362. <span class="sourceLineNo">354</span>        double xx1, xx2;<a name="line.354"></a>
    363. 

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

  364. <span class="sourceLineNo">356</span>        //gets the outline stroke width of the plot<a name="line.356"></a>
    365. 

  365. <span class="sourceLineNo">357</span>        double outlineStrokeWidth = 1.0;<a name="line.357"></a>
    366. 

  366. <span class="sourceLineNo">358</span>        Stroke outlineStroke = getPlot().getOutlineStroke();<a name="line.358"></a>
    367. 

  367. <span class="sourceLineNo">359</span>        if (outlineStroke != null &amp;&amp; outlineStroke instanceof BasicStroke) {<a name="line.359"></a>
    368. 

  368. <span class="sourceLineNo">360</span>            outlineStrokeWidth = ((BasicStroke) outlineStroke).getLineWidth();<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 name="line.362"></a>
    371. 

  371. <span class="sourceLineNo">363</span>        Iterator iterator = ticks.iterator();<a name="line.363"></a>
    372. 

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

  373. <span class="sourceLineNo">365</span>        Rectangle2D band;<a name="line.365"></a>
    374. 

  374. <span class="sourceLineNo">366</span>        while (iterator.hasNext()) {<a name="line.366"></a>
    375. 

  375. <span class="sourceLineNo">367</span>            tick = (ValueTick) iterator.next();<a name="line.367"></a>
    376. 

  376. <span class="sourceLineNo">368</span>            xx1 = valueToJava2D(tick.getValue() - 0.5d, dataArea,<a name="line.368"></a>
    377. 

  377. <span class="sourceLineNo">369</span>                    RectangleEdge.BOTTOM);<a name="line.369"></a>
    378. 

  378. <span class="sourceLineNo">370</span>            xx2 = valueToJava2D(tick.getValue() + 0.5d, dataArea,<a name="line.370"></a>
    379. 

  379. <span class="sourceLineNo">371</span>                    RectangleEdge.BOTTOM);<a name="line.371"></a>
    380. 

  380. <span class="sourceLineNo">372</span>            if (currentGridBandIsDark) {<a name="line.372"></a>
    381. 

  381. <span class="sourceLineNo">373</span>                g2.setPaint(this.gridBandPaint);<a name="line.373"></a>
    382. 

  382. <span class="sourceLineNo">374</span>            }<a name="line.374"></a>
    383. 

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

  384. <span class="sourceLineNo">376</span>                g2.setPaint(this.gridBandAlternatePaint);<a name="line.376"></a>
    385. 

  385. <span class="sourceLineNo">377</span>            }<a name="line.377"></a>
    386. 

  386. <span class="sourceLineNo">378</span>            band = new Rectangle2D.Double(Math.min(xx1, xx2), <a name="line.378"></a>
    387. 

  387. <span class="sourceLineNo">379</span>                    yy + outlineStrokeWidth, Math.abs(xx2 - xx1), <a name="line.379"></a>
    388. 

  388. <span class="sourceLineNo">380</span>                    dataArea.getMaxY() - yy - outlineStrokeWidth);<a name="line.380"></a>
    389. 

  389. <span class="sourceLineNo">381</span>            g2.fill(band);<a name="line.381"></a>
    390. 

  390. <span class="sourceLineNo">382</span>            currentGridBandIsDark = !currentGridBandIsDark;<a name="line.382"></a>
    391. 

  391. <span class="sourceLineNo">383</span>        }<a name="line.383"></a>
    392. 

  392. <span class="sourceLineNo">384</span>    }<a name="line.384"></a>
    393. 

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

  394. <span class="sourceLineNo">386</span>    /**<a name="line.386"></a>
    395. 

  395. <span class="sourceLineNo">387</span>     * Draws the grid bands for an axis that is aligned to the left or<a name="line.387"></a>
    396. 

  396. <span class="sourceLineNo">388</span>     * right of the data area (that is, a vertical axis).<a name="line.388"></a>
    397. 

  397. <span class="sourceLineNo">389</span>     *<a name="line.389"></a>
    398. 

  398. <span class="sourceLineNo">390</span>     * @param g2  the graphics target (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.390"></a>
    399. 

  399. <span class="sourceLineNo">391</span>     * @param plotArea  the area within which the plot is drawn (not used here).<a name="line.391"></a>
    400. 

  400. <span class="sourceLineNo">392</span>     * @param dataArea  the area for the data (to which the axes are aligned,<a name="line.392"></a>
    401. 

  401. <span class="sourceLineNo">393</span>     *     &lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.393"></a>
    402. 

  402. <span class="sourceLineNo">394</span>     * @param firstGridBandIsDark  True: the first grid band takes the<a name="line.394"></a>
    403. 

  403. <span class="sourceLineNo">395</span>     *                             color of &lt;CODE&gt;gridBandPaint&lt;/CODE&gt;.<a name="line.395"></a>
    404. 

  404. <span class="sourceLineNo">396</span>     *                             False: the second grid band takes the<a name="line.396"></a>
    405. 

  405. <span class="sourceLineNo">397</span>     *                             color of &lt;CODE&gt;gridBandPaint&lt;/CODE&gt;.<a name="line.397"></a>
    406. 

  406. <span class="sourceLineNo">398</span>     * @param ticks  a list of ticks (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.398"></a>
    407. 

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

  408. <span class="sourceLineNo">400</span>    protected void drawGridBandsVertical(Graphics2D g2, Rectangle2D plotArea,<a name="line.400"></a>
    409. 

  409. <span class="sourceLineNo">401</span>            Rectangle2D dataArea, boolean firstGridBandIsDark, <a name="line.401"></a>
    410. 

  410. <span class="sourceLineNo">402</span>            List ticks) {<a name="line.402"></a>
    411. 

  411. <span class="sourceLineNo">403</span><a name="line.403"></a>
    412. 

  412. <span class="sourceLineNo">404</span>        boolean currentGridBandIsDark = firstGridBandIsDark;<a name="line.404"></a>
    413. 

  413. <span class="sourceLineNo">405</span>        double xx = dataArea.getX();<a name="line.405"></a>
    414. 

  414. <span class="sourceLineNo">406</span>        double yy1, yy2;<a name="line.406"></a>
    415. 

  415. <span class="sourceLineNo">407</span><a name="line.407"></a>
    416. 

  416. <span class="sourceLineNo">408</span>        //gets the outline stroke width of the plot<a name="line.408"></a>
    417. 

  417. <span class="sourceLineNo">409</span>        double outlineStrokeWidth = 1.0;<a name="line.409"></a>
    418. 

  418. <span class="sourceLineNo">410</span>        Stroke outlineStroke = getPlot().getOutlineStroke();<a name="line.410"></a>
    419. 

  419. <span class="sourceLineNo">411</span>        if (outlineStroke != null &amp;&amp; outlineStroke instanceof BasicStroke) {<a name="line.411"></a>
    420. 

  420. <span class="sourceLineNo">412</span>            outlineStrokeWidth = ((BasicStroke) outlineStroke).getLineWidth();<a name="line.412"></a>
    421. 

  421. <span class="sourceLineNo">413</span>        }<a name="line.413"></a>
    422. 

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

  423. <span class="sourceLineNo">415</span>        Iterator iterator = ticks.iterator();<a name="line.415"></a>
    424. 

  424. <span class="sourceLineNo">416</span>        ValueTick tick;<a name="line.416"></a>
    425. 

  425. <span class="sourceLineNo">417</span>        Rectangle2D band;<a name="line.417"></a>
    426. 

  426. <span class="sourceLineNo">418</span>        while (iterator.hasNext()) {<a name="line.418"></a>
    427. 

  427. <span class="sourceLineNo">419</span>            tick = (ValueTick) iterator.next();<a name="line.419"></a>
    428. 

  428. <span class="sourceLineNo">420</span>            yy1 = valueToJava2D(tick.getValue() + 0.5d, dataArea,<a name="line.420"></a>
    429. 

  429. <span class="sourceLineNo">421</span>                    RectangleEdge.LEFT);<a name="line.421"></a>
    430. 

  430. <span class="sourceLineNo">422</span>            yy2 = valueToJava2D(tick.getValue() - 0.5d, dataArea,<a name="line.422"></a>
    431. 

  431. <span class="sourceLineNo">423</span>                    RectangleEdge.LEFT);<a name="line.423"></a>
    432. 

  432. <span class="sourceLineNo">424</span>            if (currentGridBandIsDark) {<a name="line.424"></a>
    433. 

  433. <span class="sourceLineNo">425</span>                g2.setPaint(this.gridBandPaint);<a name="line.425"></a>
    434. 

  434. <span class="sourceLineNo">426</span>            }<a name="line.426"></a>
    435. 

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

  436. <span class="sourceLineNo">428</span>                g2.setPaint(this.gridBandAlternatePaint);<a name="line.428"></a>
    437. 

  437. <span class="sourceLineNo">429</span>            }<a name="line.429"></a>
    438. 

  438. <span class="sourceLineNo">430</span>            band = new Rectangle2D.Double(xx + outlineStrokeWidth, <a name="line.430"></a>
    439. 

  439. <span class="sourceLineNo">431</span>                    Math.min(yy1, yy2), dataArea.getMaxX() - xx <a name="line.431"></a>
    440. 

  440. <span class="sourceLineNo">432</span>                    - outlineStrokeWidth, Math.abs(yy2 - yy1));<a name="line.432"></a>
    441. 

  441. <span class="sourceLineNo">433</span>            g2.fill(band);<a name="line.433"></a>
    442. 

  442. <span class="sourceLineNo">434</span>            currentGridBandIsDark = !currentGridBandIsDark;<a name="line.434"></a>
    443. 

  443. <span class="sourceLineNo">435</span>        }<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 name="line.437"></a>
    446. 

  446. <span class="sourceLineNo">438</span>    /**<a name="line.438"></a>
    447. 

  447. <span class="sourceLineNo">439</span>     * Rescales the axis to ensure that all data is visible.<a name="line.439"></a>
    448. 

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

  449. <span class="sourceLineNo">441</span>    @Override<a name="line.441"></a>
    450. 

  450. <span class="sourceLineNo">442</span>    protected void autoAdjustRange() {<a name="line.442"></a>
    451. 

  451. <span class="sourceLineNo">443</span>        Plot plot = getPlot();<a name="line.443"></a>
    452. 

  452. <span class="sourceLineNo">444</span>        if (plot == null) {<a name="line.444"></a>
    453. 

  453. <span class="sourceLineNo">445</span>            return;  // no plot, no data<a name="line.445"></a>
    454. 

  454. <span class="sourceLineNo">446</span>        }<a name="line.446"></a>
    455. 

  455. <span class="sourceLineNo">447</span><a name="line.447"></a>
    456. 

  456. <span class="sourceLineNo">448</span>        if (plot instanceof ValueAxisPlot) {<a name="line.448"></a>
    457. 

  457. <span class="sourceLineNo">449</span><a name="line.449"></a>
    458. 

  458. <span class="sourceLineNo">450</span>            // ensure that all the symbols are displayed<a name="line.450"></a>
    459. 

  459. <span class="sourceLineNo">451</span>            double upper = this.symbols.size() - 1;<a name="line.451"></a>
    460. 

  460. <span class="sourceLineNo">452</span>            double lower = 0;<a name="line.452"></a>
    461. 

  461. <span class="sourceLineNo">453</span>            double range = upper - lower;<a name="line.453"></a>
    462. 

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

  463. <span class="sourceLineNo">455</span>            // ensure the autorange is at least &lt;minRange&gt; in size...<a name="line.455"></a>
    464. 

  464. <span class="sourceLineNo">456</span>            double minRange = getAutoRangeMinimumSize();<a name="line.456"></a>
    465. 

  465. <span class="sourceLineNo">457</span>            if (range &lt; minRange) {<a name="line.457"></a>
    466. 

  466. <span class="sourceLineNo">458</span>                upper = (upper + lower + minRange) / 2;<a name="line.458"></a>
    467. 

  467. <span class="sourceLineNo">459</span>                lower = (upper + lower - minRange) / 2;<a name="line.459"></a>
    468. 

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

  469. <span class="sourceLineNo">461</span><a name="line.461"></a>
    470. 

  470. <span class="sourceLineNo">462</span>            // this ensure that the grid bands will be displayed correctly.<a name="line.462"></a>
    471. 

  471. <span class="sourceLineNo">463</span>            double upperMargin = 0.5;<a name="line.463"></a>
    472. 

  472. <span class="sourceLineNo">464</span>            double lowerMargin = 0.5;<a name="line.464"></a>
    473. 

  473. <span class="sourceLineNo">465</span><a name="line.465"></a>
    474. 

  474. <span class="sourceLineNo">466</span>            if (getAutoRangeIncludesZero()) {<a name="line.466"></a>
    475. 

  475. <span class="sourceLineNo">467</span>                if (getAutoRangeStickyZero()) {<a name="line.467"></a>
    476. 

  476. <span class="sourceLineNo">468</span>                    if (upper &lt;= 0.0) {<a name="line.468"></a>
    477. 

  477. <span class="sourceLineNo">469</span>                        upper = 0.0;<a name="line.469"></a>
    478. 

  478. <span class="sourceLineNo">470</span>                    } else {<a name="line.470"></a>
    479. 

  479. <span class="sourceLineNo">471</span>                        upper = upper + upperMargin;<a name="line.471"></a>
    480. 

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

  481. <span class="sourceLineNo">473</span>                    if (lower &gt;= 0.0) {<a name="line.473"></a>
    482. 

  482. <span class="sourceLineNo">474</span>                        lower = 0.0;<a name="line.474"></a>
    483. 

  483. <span class="sourceLineNo">475</span>                    } else {<a name="line.475"></a>
    484. 

  484. <span class="sourceLineNo">476</span>                        lower = lower - lowerMargin;<a name="line.476"></a>
    485. 

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

  486. <span class="sourceLineNo">478</span>                } else {<a name="line.478"></a>
    487. 

  487. <span class="sourceLineNo">479</span>                    upper = Math.max(0.0, upper + upperMargin);<a name="line.479"></a>
    488. 

  488. <span class="sourceLineNo">480</span>                    lower = Math.min(0.0, lower - lowerMargin);<a name="line.480"></a>
    489. 

  489. <span class="sourceLineNo">481</span>                }<a name="line.481"></a>
    490. 

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

  491. <span class="sourceLineNo">483</span>                if (getAutoRangeStickyZero()) {<a name="line.483"></a>
    492. 

  492. <span class="sourceLineNo">484</span>                    if (upper &lt;= 0.0) {<a name="line.484"></a>
    493. 

  493. <span class="sourceLineNo">485</span>                        upper = Math.min(0.0, upper + upperMargin);<a name="line.485"></a>
    494. 

  494. <span class="sourceLineNo">486</span>                    } else {<a name="line.486"></a>
    495. 

  495. <span class="sourceLineNo">487</span>                        upper = upper + upperMargin * range;<a name="line.487"></a>
    496. 

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

  497. <span class="sourceLineNo">489</span>                    if (lower &gt;= 0.0) {<a name="line.489"></a>
    498. 

  498. <span class="sourceLineNo">490</span>                        lower = Math.max(0.0, lower - lowerMargin);<a name="line.490"></a>
    499. 

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

  500. <span class="sourceLineNo">492</span>                        lower = lower - lowerMargin;<a name="line.492"></a>
    501. 

  501. <span class="sourceLineNo">493</span>                    }<a name="line.493"></a>
    502. 

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

  503. <span class="sourceLineNo">495</span>                    upper = upper + upperMargin;<a name="line.495"></a>
    504. 

  504. <span class="sourceLineNo">496</span>                    lower = lower - lowerMargin;<a name="line.496"></a>
    505. 

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

  506. <span class="sourceLineNo">498</span>            }<a name="line.498"></a>
    507. 

  507. <span class="sourceLineNo">499</span>            setRange(new Range(lower, upper), false, false);<a name="line.499"></a>
    508. 

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

  509. <span class="sourceLineNo">501</span>    }<a name="line.501"></a>
    510. 

  510. <span class="sourceLineNo">502</span><a name="line.502"></a>
    511. 

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

  512. <span class="sourceLineNo">504</span>     * Calculates the positions of the tick labels for the axis, storing the<a name="line.504"></a>
    513. 

  513. <span class="sourceLineNo">505</span>     * results in the tick label list (ready for drawing).<a name="line.505"></a>
    514. 

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

  515. <span class="sourceLineNo">507</span>     * @param g2  the graphics device.<a name="line.507"></a>
    516. 

  516. <span class="sourceLineNo">508</span>     * @param state  the axis state.<a name="line.508"></a>
    517. 

  517. <span class="sourceLineNo">509</span>     * @param dataArea  the area in which the data should be drawn.<a name="line.509"></a>
    518. 

  518. <span class="sourceLineNo">510</span>     * @param edge  the location of the axis.<a name="line.510"></a>
    519. 

  519. <span class="sourceLineNo">511</span>     *<a name="line.511"></a>
    520. 

  520. <span class="sourceLineNo">512</span>     * @return A list of ticks.<a name="line.512"></a>
    521. 

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

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

  523. <span class="sourceLineNo">515</span>    public List refreshTicks(Graphics2D g2, AxisState state,<a name="line.515"></a>
    524. 

  524. <span class="sourceLineNo">516</span>            Rectangle2D dataArea, RectangleEdge edge) {<a name="line.516"></a>
    525. 

  525. <span class="sourceLineNo">517</span>        List ticks = null;<a name="line.517"></a>
    526. 

  526. <span class="sourceLineNo">518</span>        if (RectangleEdge.isTopOrBottom(edge)) {<a name="line.518"></a>
    527. 

  527. <span class="sourceLineNo">519</span>            ticks = refreshTicksHorizontal(g2, dataArea, edge);<a name="line.519"></a>
    528. 

  528. <span class="sourceLineNo">520</span>        } else if (RectangleEdge.isLeftOrRight(edge)) {<a name="line.520"></a>
    529. 

  529. <span class="sourceLineNo">521</span>            ticks = refreshTicksVertical(g2, dataArea, edge);<a name="line.521"></a>
    530. 

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

  531. <span class="sourceLineNo">523</span>        return ticks;<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>    /**<a name="line.526"></a>
    535. 

  535. <span class="sourceLineNo">527</span>     * Calculates the positions of the tick labels for the axis, storing the<a name="line.527"></a>
    536. 

  536. <span class="sourceLineNo">528</span>     * results in the tick label list (ready for drawing).<a name="line.528"></a>
    537. 

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

  538. <span class="sourceLineNo">530</span>     * @param g2  the graphics device.<a name="line.530"></a>
    539. 

  539. <span class="sourceLineNo">531</span>     * @param dataArea  the area in which the data should be drawn.<a name="line.531"></a>
    540. 

  540. <span class="sourceLineNo">532</span>     * @param edge  the location of the axis.<a name="line.532"></a>
    541. 

  541. <span class="sourceLineNo">533</span>     *<a name="line.533"></a>
    542. 

  542. <span class="sourceLineNo">534</span>     * @return The ticks.<a name="line.534"></a>
    543. 

  543. <span class="sourceLineNo">535</span>     */<a name="line.535"></a>
    544. 

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

  545. <span class="sourceLineNo">537</span>    protected List refreshTicksHorizontal(Graphics2D g2, Rectangle2D dataArea,<a name="line.537"></a>
    546. 

  546. <span class="sourceLineNo">538</span>            RectangleEdge edge) {<a name="line.538"></a>
    547. 

  547. <span class="sourceLineNo">539</span><a name="line.539"></a>
    548. 

  548. <span class="sourceLineNo">540</span>        List ticks = new java.util.ArrayList();<a name="line.540"></a>
    549. 

  549. <span class="sourceLineNo">541</span><a name="line.541"></a>
    550. 

  550. <span class="sourceLineNo">542</span>        Font tickLabelFont = getTickLabelFont();<a name="line.542"></a>
    551. 

  551. <span class="sourceLineNo">543</span>        g2.setFont(tickLabelFont);<a name="line.543"></a>
    552. 

  552. <span class="sourceLineNo">544</span><a name="line.544"></a>
    553. 

  553. <span class="sourceLineNo">545</span>        double size = getTickUnit().getSize();<a name="line.545"></a>
    554. 

  554. <span class="sourceLineNo">546</span>        int count = calculateVisibleTickCount();<a name="line.546"></a>
    555. 

  555. <span class="sourceLineNo">547</span>        double lowestTickValue = calculateLowestVisibleTickValue();<a name="line.547"></a>
    556. 

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

  557. <span class="sourceLineNo">549</span>        double previousDrawnTickLabelPos = 0.0;<a name="line.549"></a>
    558. 

  558. <span class="sourceLineNo">550</span>        double previousDrawnTickLabelLength = 0.0;<a name="line.550"></a>
    559. 

  559. <span class="sourceLineNo">551</span><a name="line.551"></a>
    560. 

  560. <span class="sourceLineNo">552</span>        if (count &lt;= ValueAxis.MAXIMUM_TICK_COUNT) {<a name="line.552"></a>
    561. 

  561. <span class="sourceLineNo">553</span>            for (int i = 0; i &lt; count; i++) {<a name="line.553"></a>
    562. 

  562. <span class="sourceLineNo">554</span>                double currentTickValue = lowestTickValue + (i * size);<a name="line.554"></a>
    563. 

  563. <span class="sourceLineNo">555</span>                double xx = valueToJava2D(currentTickValue, dataArea, edge);<a name="line.555"></a>
    564. 

  564. <span class="sourceLineNo">556</span>                String tickLabel;<a name="line.556"></a>
    565. 

  565. <span class="sourceLineNo">557</span>                NumberFormat formatter = getNumberFormatOverride();<a name="line.557"></a>
    566. 

  566. <span class="sourceLineNo">558</span>                if (formatter != null) {<a name="line.558"></a>
    567. 

  567. <span class="sourceLineNo">559</span>                    tickLabel = formatter.format(currentTickValue);<a name="line.559"></a>
    568. 

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

  569. <span class="sourceLineNo">561</span>                else {<a name="line.561"></a>
    570. 

  570. <span class="sourceLineNo">562</span>                    tickLabel = valueToString(currentTickValue);<a name="line.562"></a>
    571. 

  571. <span class="sourceLineNo">563</span>                }<a name="line.563"></a>
    572. 

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

  573. <span class="sourceLineNo">565</span>                // avoid to draw overlapping tick labels<a name="line.565"></a>
    574. 

  574. <span class="sourceLineNo">566</span>                Rectangle2D bounds = TextUtilities.getTextBounds(tickLabel, g2,<a name="line.566"></a>
    575. 

  575. <span class="sourceLineNo">567</span>                        g2.getFontMetrics());<a name="line.567"></a>
    576. 

  576. <span class="sourceLineNo">568</span>                double tickLabelLength = isVerticalTickLabels()<a name="line.568"></a>
    577. 

  577. <span class="sourceLineNo">569</span>                        ? bounds.getHeight() : bounds.getWidth();<a name="line.569"></a>
    578. 

  578. <span class="sourceLineNo">570</span>                boolean tickLabelsOverlapping = false;<a name="line.570"></a>
    579. 

  579. <span class="sourceLineNo">571</span>                if (i &gt; 0) {<a name="line.571"></a>
    580. 

  580. <span class="sourceLineNo">572</span>                    double avgTickLabelLength = (previousDrawnTickLabelLength<a name="line.572"></a>
    581. 

  581. <span class="sourceLineNo">573</span>                            + tickLabelLength) / 2.0;<a name="line.573"></a>
    582. 

  582. <span class="sourceLineNo">574</span>                    if (Math.abs(xx - previousDrawnTickLabelPos)<a name="line.574"></a>
    583. 

  583. <span class="sourceLineNo">575</span>                            &lt; avgTickLabelLength) {<a name="line.575"></a>
    584. 

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

  585. <span class="sourceLineNo">577</span>                    }<a name="line.577"></a>
    586. 

  586. <span class="sourceLineNo">578</span>                }<a name="line.578"></a>
    587. 

  587. <span class="sourceLineNo">579</span>                if (tickLabelsOverlapping) {<a name="line.579"></a>
    588. 

  588. <span class="sourceLineNo">580</span>                    tickLabel = ""; // don't draw this tick label<a name="line.580"></a>
    589. 

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

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

  591. <span class="sourceLineNo">583</span>                    // remember these values for next comparison<a name="line.583"></a>
    592. 

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

  593. <span class="sourceLineNo">585</span>                    previousDrawnTickLabelLength = tickLabelLength;<a name="line.585"></a>
    594. 

  594. <span class="sourceLineNo">586</span>                }<a name="line.586"></a>
    595. 

  595. <span class="sourceLineNo">587</span><a name="line.587"></a>
    596. 

  596. <span class="sourceLineNo">588</span>                TextAnchor anchor;<a name="line.588"></a>
    597. 

  597. <span class="sourceLineNo">589</span>                TextAnchor rotationAnchor;<a name="line.589"></a>
    598. 

  598. <span class="sourceLineNo">590</span>                double angle = 0.0;<a name="line.590"></a>
    599. 

  599. <span class="sourceLineNo">591</span>                if (isVerticalTickLabels()) {<a name="line.591"></a>
    600. 

  600. <span class="sourceLineNo">592</span>                    anchor = TextAnchor.CENTER_RIGHT;<a name="line.592"></a>
    601. 

  601. <span class="sourceLineNo">593</span>                    rotationAnchor = TextAnchor.CENTER_RIGHT;<a name="line.593"></a>
    602. 

  602. <span class="sourceLineNo">594</span>                    if (edge == RectangleEdge.TOP) {<a name="line.594"></a>
    603. 

  603. <span class="sourceLineNo">595</span>                        angle = Math.PI / 2.0;<a name="line.595"></a>
    604. 

  604. <span class="sourceLineNo">596</span>                    }<a name="line.596"></a>
    605. 

  605. <span class="sourceLineNo">597</span>                    else {<a name="line.597"></a>
    606. 

  606. <span class="sourceLineNo">598</span>                        angle = -Math.PI / 2.0;<a name="line.598"></a>
    607. 

  607. <span class="sourceLineNo">599</span>                    }<a name="line.599"></a>
    608. 

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

  609. <span class="sourceLineNo">601</span>                else {<a name="line.601"></a>
    610. 

  610. <span class="sourceLineNo">602</span>                    if (edge == RectangleEdge.TOP) {<a name="line.602"></a>
    611. 

  611. <span class="sourceLineNo">603</span>                        anchor = TextAnchor.BOTTOM_CENTER;<a name="line.603"></a>
    612. 

  612. <span class="sourceLineNo">604</span>                        rotationAnchor = TextAnchor.BOTTOM_CENTER;<a name="line.604"></a>
    613. 

  613. <span class="sourceLineNo">605</span>                    }<a name="line.605"></a>
    614. 

  614. <span class="sourceLineNo">606</span>                    else {<a name="line.606"></a>
    615. 

  615. <span class="sourceLineNo">607</span>                        anchor = TextAnchor.TOP_CENTER;<a name="line.607"></a>
    616. 

  616. <span class="sourceLineNo">608</span>                        rotationAnchor = TextAnchor.TOP_CENTER;<a name="line.608"></a>
    617. 

  617. <span class="sourceLineNo">609</span>                    }<a name="line.609"></a>
    618. 

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

  619. <span class="sourceLineNo">611</span>                Tick tick = new NumberTick(new Double(currentTickValue),<a name="line.611"></a>
    620. 

  620. <span class="sourceLineNo">612</span>                        tickLabel, anchor, rotationAnchor, angle);<a name="line.612"></a>
    621. 

  621. <span class="sourceLineNo">613</span>                ticks.add(tick);<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>        return ticks;<a name="line.616"></a>
    625. 

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

  626. <span class="sourceLineNo">618</span>    }<a name="line.618"></a>
    627. 

  627. <span class="sourceLineNo">619</span><a name="line.619"></a>
    628. 

  628. <span class="sourceLineNo">620</span>    /**<a name="line.620"></a>
    629. 

  629. <span class="sourceLineNo">621</span>     * Calculates the positions of the tick labels for the axis, storing the<a name="line.621"></a>
    630. 

  630. <span class="sourceLineNo">622</span>     * results in the tick label list (ready for drawing).<a name="line.622"></a>
    631. 

  631. <span class="sourceLineNo">623</span>     *<a name="line.623"></a>
    632. 

  632. <span class="sourceLineNo">624</span>     * @param g2  the graphics device.<a name="line.624"></a>
    633. 

  633. <span class="sourceLineNo">625</span>     * @param dataArea  the area in which the plot should be drawn.<a name="line.625"></a>
    634. 

  634. <span class="sourceLineNo">626</span>     * @param edge  the location of the axis.<a name="line.626"></a>
    635. 

  635. <span class="sourceLineNo">627</span>     *<a name="line.627"></a>
    636. 

  636. <span class="sourceLineNo">628</span>     * @return The ticks.<a name="line.628"></a>
    637. 

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

  638. <span class="sourceLineNo">630</span>    @Override<a name="line.630"></a>
    639. 

  639. <span class="sourceLineNo">631</span>    protected List refreshTicksVertical(Graphics2D g2, Rectangle2D dataArea,<a name="line.631"></a>
    640. 

  640. <span class="sourceLineNo">632</span>            RectangleEdge edge) {<a name="line.632"></a>
    641. 

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

  642. <span class="sourceLineNo">634</span>        List ticks = new java.util.ArrayList();<a name="line.634"></a>
    643. 

  643. <span class="sourceLineNo">635</span><a name="line.635"></a>
    644. 

  644. <span class="sourceLineNo">636</span>        Font tickLabelFont = getTickLabelFont();<a name="line.636"></a>
    645. 

  645. <span class="sourceLineNo">637</span>        g2.setFont(tickLabelFont);<a name="line.637"></a>
    646. 

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

  647. <span class="sourceLineNo">639</span>        double size = getTickUnit().getSize();<a name="line.639"></a>
    648. 

  648. <span class="sourceLineNo">640</span>        int count = calculateVisibleTickCount();<a name="line.640"></a>
    649. 

  649. <span class="sourceLineNo">641</span>        double lowestTickValue = calculateLowestVisibleTickValue();<a name="line.641"></a>
    650. 

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

  651. <span class="sourceLineNo">643</span>        double previousDrawnTickLabelPos = 0.0;<a name="line.643"></a>
    652. 

  652. <span class="sourceLineNo">644</span>        double previousDrawnTickLabelLength = 0.0;<a name="line.644"></a>
    653. 

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

  654. <span class="sourceLineNo">646</span>        if (count &lt;= ValueAxis.MAXIMUM_TICK_COUNT) {<a name="line.646"></a>
    655. 

  655. <span class="sourceLineNo">647</span>            for (int i = 0; i &lt; count; i++) {<a name="line.647"></a>
    656. 

  656. <span class="sourceLineNo">648</span>                double currentTickValue = lowestTickValue + (i * size);<a name="line.648"></a>
    657. 

  657. <span class="sourceLineNo">649</span>                double yy = valueToJava2D(currentTickValue, dataArea, edge);<a name="line.649"></a>
    658. 

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

  659. <span class="sourceLineNo">651</span>                NumberFormat formatter = getNumberFormatOverride();<a name="line.651"></a>
    660. 

  660. <span class="sourceLineNo">652</span>                if (formatter != null) {<a name="line.652"></a>
    661. 

  661. <span class="sourceLineNo">653</span>                    tickLabel = formatter.format(currentTickValue);<a name="line.653"></a>
    662. 

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

  663. <span class="sourceLineNo">655</span>                else {<a name="line.655"></a>
    664. 

  664. <span class="sourceLineNo">656</span>                    tickLabel = valueToString(currentTickValue);<a name="line.656"></a>
    665. 

  665. <span class="sourceLineNo">657</span>                }<a name="line.657"></a>
    666. 

  666. <span class="sourceLineNo">658</span><a name="line.658"></a>
    667. 

  667. <span class="sourceLineNo">659</span>                // avoid to draw overlapping tick labels<a name="line.659"></a>
    668. 

  668. <span class="sourceLineNo">660</span>                Rectangle2D bounds = TextUtilities.getTextBounds(tickLabel, g2,<a name="line.660"></a>
    669. 

  669. <span class="sourceLineNo">661</span>                        g2.getFontMetrics());<a name="line.661"></a>
    670. 

  670. <span class="sourceLineNo">662</span>                double tickLabelLength = isVerticalTickLabels()<a name="line.662"></a>
    671. 

  671. <span class="sourceLineNo">663</span>                    ? bounds.getWidth() : bounds.getHeight();<a name="line.663"></a>
    672. 

  672. <span class="sourceLineNo">664</span>                boolean tickLabelsOverlapping = false;<a name="line.664"></a>
    673. 

  673. <span class="sourceLineNo">665</span>                if (i &gt; 0) {<a name="line.665"></a>
    674. 

  674. <span class="sourceLineNo">666</span>                    double avgTickLabelLength = (previousDrawnTickLabelLength<a name="line.666"></a>
    675. 

  675. <span class="sourceLineNo">667</span>                            + tickLabelLength) / 2.0;<a name="line.667"></a>
    676. 

  676. <span class="sourceLineNo">668</span>                    if (Math.abs(yy - previousDrawnTickLabelPos)<a name="line.668"></a>
    677. 

  677. <span class="sourceLineNo">669</span>                            &lt; avgTickLabelLength) {<a name="line.669"></a>
    678. 

  678. <span class="sourceLineNo">670</span>                        tickLabelsOverlapping = true;<a name="line.670"></a>
    679. 

  679. <span class="sourceLineNo">671</span>                    }<a name="line.671"></a>
    680. 

  680. <span class="sourceLineNo">672</span>                }<a name="line.672"></a>
    681. 

  681. <span class="sourceLineNo">673</span>                if (tickLabelsOverlapping) {<a name="line.673"></a>
    682. 

  682. <span class="sourceLineNo">674</span>                    tickLabel = ""; // don't draw this tick label<a name="line.674"></a>
    683. 

  683. <span class="sourceLineNo">675</span>                }<a name="line.675"></a>
    684. 

  684. <span class="sourceLineNo">676</span>                else {<a name="line.676"></a>
    685. 

  685. <span class="sourceLineNo">677</span>                    // remember these values for next comparison<a name="line.677"></a>
    686. 

  686. <span class="sourceLineNo">678</span>                    previousDrawnTickLabelPos = yy;<a name="line.678"></a>
    687. 

  687. <span class="sourceLineNo">679</span>                    previousDrawnTickLabelLength = tickLabelLength;<a name="line.679"></a>
    688. 

  688. <span class="sourceLineNo">680</span>                }<a name="line.680"></a>
    689. 

  689. <span class="sourceLineNo">681</span><a name="line.681"></a>
    690. 

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

  691. <span class="sourceLineNo">683</span>                TextAnchor rotationAnchor;<a name="line.683"></a>
    692. 

  692. <span class="sourceLineNo">684</span>                double angle = 0.0;<a name="line.684"></a>
    693. 

  693. <span class="sourceLineNo">685</span>                if (isVerticalTickLabels()) {<a name="line.685"></a>
    694. 

  694. <span class="sourceLineNo">686</span>                    anchor = TextAnchor.BOTTOM_CENTER;<a name="line.686"></a>
    695. 

  695. <span class="sourceLineNo">687</span>                    rotationAnchor = TextAnchor.BOTTOM_CENTER;<a name="line.687"></a>
    696. 

  696. <span class="sourceLineNo">688</span>                    if (edge == RectangleEdge.LEFT) {<a name="line.688"></a>
    697. 

  697. <span class="sourceLineNo">689</span>                        angle = -Math.PI / 2.0;<a name="line.689"></a>
    698. 

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

  699. <span class="sourceLineNo">691</span>                    else {<a name="line.691"></a>
    700. 

  700. <span class="sourceLineNo">692</span>                        angle = Math.PI / 2.0;<a name="line.692"></a>
    701. 

  701. <span class="sourceLineNo">693</span>                    }<a name="line.693"></a>
    702. 

  702. <span class="sourceLineNo">694</span>                }<a name="line.694"></a>
    703. 

  703. <span class="sourceLineNo">695</span>                else {<a name="line.695"></a>
    704. 

  704. <span class="sourceLineNo">696</span>                    if (edge == RectangleEdge.LEFT) {<a name="line.696"></a>
    705. 

  705. <span class="sourceLineNo">697</span>                        anchor = TextAnchor.CENTER_RIGHT;<a name="line.697"></a>
    706. 

  706. <span class="sourceLineNo">698</span>                        rotationAnchor = TextAnchor.CENTER_RIGHT;<a name="line.698"></a>
    707. 

  707. <span class="sourceLineNo">699</span>                    }<a name="line.699"></a>
    708. 

  708. <span class="sourceLineNo">700</span>                    else {<a name="line.700"></a>
    709. 

  709. <span class="sourceLineNo">701</span>                        anchor = TextAnchor.CENTER_LEFT;<a name="line.701"></a>
    710. 

  710. <span class="sourceLineNo">702</span>                        rotationAnchor = TextAnchor.CENTER_LEFT;<a name="line.702"></a>
    711. 

  711. <span class="sourceLineNo">703</span>                    }<a name="line.703"></a>
    712. 

  712. <span class="sourceLineNo">704</span>                }<a name="line.704"></a>
    713. 

  713. <span class="sourceLineNo">705</span>                Tick tick = new NumberTick(new Double(currentTickValue),<a name="line.705"></a>
    714. 

  714. <span class="sourceLineNo">706</span>                        tickLabel, anchor, rotationAnchor, angle);<a name="line.706"></a>
    715. 

  715. <span class="sourceLineNo">707</span>                ticks.add(tick);<a name="line.707"></a>
    716. 

  716. <span class="sourceLineNo">708</span>            }<a name="line.708"></a>
    717. 

  717. <span class="sourceLineNo">709</span>        }<a name="line.709"></a>
    718. 

  718. <span class="sourceLineNo">710</span>        return ticks;<a name="line.710"></a>
    719. 

  719. <span class="sourceLineNo">711</span><a name="line.711"></a>
    720. 

  720. <span class="sourceLineNo">712</span>    }<a name="line.712"></a>
    721. 

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

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

  723. <span class="sourceLineNo">715</span>     * Converts a value to a string, using the list of symbols.<a name="line.715"></a>
    724. 

  724. <span class="sourceLineNo">716</span>     *<a name="line.716"></a>
    725. 

  725. <span class="sourceLineNo">717</span>     * @param value  value to convert.<a name="line.717"></a>
    726. 

  726. <span class="sourceLineNo">718</span>     *<a name="line.718"></a>
    727. 

  727. <span class="sourceLineNo">719</span>     * @return The symbol.<a name="line.719"></a>
    728. 

  728. <span class="sourceLineNo">720</span>     */<a name="line.720"></a>
    729. 

  729. <span class="sourceLineNo">721</span>    public String valueToString(double value) {<a name="line.721"></a>
    730. 

  730. <span class="sourceLineNo">722</span>        String strToReturn;<a name="line.722"></a>
    731. 

  731. <span class="sourceLineNo">723</span>        try {<a name="line.723"></a>
    732. 

  732. <span class="sourceLineNo">724</span>            strToReturn = (String) this.symbols.get((int) value);<a name="line.724"></a>
    733. 

  733. <span class="sourceLineNo">725</span>        }<a name="line.725"></a>
    734. 

  734. <span class="sourceLineNo">726</span>        catch (IndexOutOfBoundsException  ex) {<a name="line.726"></a>
    735. 

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

  736. <span class="sourceLineNo">728</span>        }<a name="line.728"></a>
    737. 

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

  738. <span class="sourceLineNo">730</span>    }<a name="line.730"></a>
    739. 

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

  740. <span class="sourceLineNo">732</span>    /**<a name="line.732"></a>
    741. 

  741. <span class="sourceLineNo">733</span>     * Tests this axis for equality with an arbitrary object.<a name="line.733"></a>
    742. 

  742. <span class="sourceLineNo">734</span>     *<a name="line.734"></a>
    743. 

  743. <span class="sourceLineNo">735</span>     * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.735"></a>
    744. 

  744. <span class="sourceLineNo">736</span>     *<a name="line.736"></a>
    745. 

  745. <span class="sourceLineNo">737</span>     * @return A boolean.<a name="line.737"></a>
    746. 

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

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

  748. <span class="sourceLineNo">740</span>    public boolean equals(Object obj) {<a name="line.740"></a>
    749. 

  749. <span class="sourceLineNo">741</span>        if (obj == this) {<a name="line.741"></a>
    750. 

  750. <span class="sourceLineNo">742</span>            return true;<a name="line.742"></a>
    751. 

  751. <span class="sourceLineNo">743</span>        }<a name="line.743"></a>
    752. 

  752. <span class="sourceLineNo">744</span>        if (!(obj instanceof SymbolAxis)) {<a name="line.744"></a>
    753. 

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

  754. <span class="sourceLineNo">746</span>        }<a name="line.746"></a>
    755. 

  755. <span class="sourceLineNo">747</span>        SymbolAxis that = (SymbolAxis) obj;<a name="line.747"></a>
    756. 

  756. <span class="sourceLineNo">748</span>        if (!this.symbols.equals(that.symbols)) {<a name="line.748"></a>
    757. 

  757. <span class="sourceLineNo">749</span>            return false;<a name="line.749"></a>
    758. 

  758. <span class="sourceLineNo">750</span>        }<a name="line.750"></a>
    759. 

  759. <span class="sourceLineNo">751</span>        if (this.gridBandsVisible != that.gridBandsVisible) {<a name="line.751"></a>
    760. 

  760. <span class="sourceLineNo">752</span>            return false;<a name="line.752"></a>
    761. 

  761. <span class="sourceLineNo">753</span>        }<a name="line.753"></a>
    762. 

  762. <span class="sourceLineNo">754</span>        if (!PaintUtilities.equal(this.gridBandPaint, that.gridBandPaint)) {<a name="line.754"></a>
    763. 

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

  764. <span class="sourceLineNo">756</span>        }<a name="line.756"></a>
    765. 

  765. <span class="sourceLineNo">757</span>        if (!PaintUtilities.equal(this.gridBandAlternatePaint,<a name="line.757"></a>
    766. 

  766. <span class="sourceLineNo">758</span>                that.gridBandAlternatePaint)) {<a name="line.758"></a>
    767. 

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

  768. <span class="sourceLineNo">760</span>        }<a name="line.760"></a>
    769. 

  769. <span class="sourceLineNo">761</span>        return super.equals(obj);<a name="line.761"></a>
    770. 

  770. <span class="sourceLineNo">762</span>    }<a name="line.762"></a>
    771. 

  771. <span class="sourceLineNo">763</span><a name="line.763"></a>
    772. 

  772. <span class="sourceLineNo">764</span>    /**<a name="line.764"></a>
    773. 

  773. <span class="sourceLineNo">765</span>     * Provides serialization support.<a name="line.765"></a>
    774. 

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

  775. <span class="sourceLineNo">767</span>     * @param stream  the output stream.<a name="line.767"></a>
    776. 

  776. <span class="sourceLineNo">768</span>     *<a name="line.768"></a>
    777. 

  777. <span class="sourceLineNo">769</span>     * @throws IOException  if there is an I/O error.<a name="line.769"></a>
    778. 

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

  779. <span class="sourceLineNo">771</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.771"></a>
    780. 

  780. <span class="sourceLineNo">772</span>        stream.defaultWriteObject();<a name="line.772"></a>
    781. 

  781. <span class="sourceLineNo">773</span>        SerialUtilities.writePaint(this.gridBandPaint, stream);<a name="line.773"></a>
    782. 

  782. <span class="sourceLineNo">774</span>        SerialUtilities.writePaint(this.gridBandAlternatePaint, stream);<a name="line.774"></a>
    783. 

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

  784. <span class="sourceLineNo">776</span><a name="line.776"></a>
    785. 

  785. <span class="sourceLineNo">777</span>    /**<a name="line.777"></a>
    786. 

  786. <span class="sourceLineNo">778</span>     * Provides serialization support.<a name="line.778"></a>
    787. 

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

  788. <span class="sourceLineNo">780</span>     * @param stream  the input stream.<a name="line.780"></a>
    789. 

  789. <span class="sourceLineNo">781</span>     *<a name="line.781"></a>
    790. 

  790. <span class="sourceLineNo">782</span>     * @throws IOException  if there is an I/O error.<a name="line.782"></a>
    791. 

  791. <span class="sourceLineNo">783</span>     * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.783"></a>
    792. 

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

  793. <span class="sourceLineNo">785</span>    private void readObject(ObjectInputStream stream)<a name="line.785"></a>
    794. 

  794. <span class="sourceLineNo">786</span>        throws IOException, ClassNotFoundException {<a name="line.786"></a>
    795. 

  795. <span class="sourceLineNo">787</span>        stream.defaultReadObject();<a name="line.787"></a>
    796. 

  796. <span class="sourceLineNo">788</span>        this.gridBandPaint = SerialUtilities.readPaint(stream);<a name="line.788"></a>
    797. 

  797. <span class="sourceLineNo">789</span>        this.gridBandAlternatePaint = SerialUtilities.readPaint(stream);<a name="line.789"></a>
    798. 

  798. <span class="sourceLineNo">790</span>    }<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. 

  802. 

  803. 

  804. 

  805. 

  806. 

  807. 

  808. 

  809. 

  810. 

  811. 

  812. 

  813. 

  814. 

  815. 

  816. 

  817. 

  818. 

  819. 

  820. 

  821. 

  822. 

  823. 

  824. 

  825. 

  826. 

  827. 

  828. 

  829. 

  830. 

  831. 

  832. 

  833. 

  834. 

  835. 

  836. 

  837. 

  838. 

  839. 

  840. 

  841. 

  842. 

  843. 

  844. 

  845. 

  846. 

  847. 

  848. 

  849. 

  850. 

  851. 

  852. 

  853. 

  854. 

  855. 

  856. 

  857. 

  858. 

  859. 

  860. 

  861. </pre>
    862. 

  862. </div>
    863. 

  863. </body>
    864. 

  864. </html>
    865.