ValueAxis.html 167 KB

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  4. <title>Source code</title>
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  9. <pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
  10. <span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
  11. <span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
  12. <span class="sourceLineNo">004</span> *<a name="line.4"></a>
  13. <span class="sourceLineNo">005</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.5"></a>
  14. <span class="sourceLineNo">006</span> *<a name="line.6"></a>
  15. <span class="sourceLineNo">007</span> * Project Info: http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
  16. <span class="sourceLineNo">008</span> *<a name="line.8"></a>
  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. <span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
  19. <span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
  20. <span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
  21. <span class="sourceLineNo">013</span> *<a name="line.13"></a>
  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. <span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
  24. <span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
  25. <span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
  26. <span class="sourceLineNo">018</span> *<a name="line.18"></a>
  27. <span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
  28. <span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
  29. <span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,<a name="line.21"></a>
  30. <span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
  31. <span class="sourceLineNo">023</span> *<a name="line.23"></a>
  32. <span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
  33. <span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
  34. <span class="sourceLineNo">026</span> *<a name="line.26"></a>
  35. <span class="sourceLineNo">027</span> * --------------<a name="line.27"></a>
  36. <span class="sourceLineNo">028</span> * ValueAxis.java<a name="line.28"></a>
  37. <span class="sourceLineNo">029</span> * --------------<a name="line.29"></a>
  38. <span class="sourceLineNo">030</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.30"></a>
  39. <span class="sourceLineNo">031</span> *<a name="line.31"></a>
  40. <span class="sourceLineNo">032</span> * Original Author: David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
  41. <span class="sourceLineNo">033</span> * Contributor(s): Jonathan Nash;<a name="line.33"></a>
  42. <span class="sourceLineNo">034</span> * Nicolas Brodu (for Astrium and EADS Corporate Research<a name="line.34"></a>
  43. <span class="sourceLineNo">035</span> * Center);<a name="line.35"></a>
  44. <span class="sourceLineNo">036</span> * Peter Kolb (patch 1934255);<a name="line.36"></a>
  45. <span class="sourceLineNo">037</span> * Andrew Mickish (patch 1870189);<a name="line.37"></a>
  46. <span class="sourceLineNo">038</span> *<a name="line.38"></a>
  47. <span class="sourceLineNo">039</span> * Changes<a name="line.39"></a>
  48. <span class="sourceLineNo">040</span> * -------<a name="line.40"></a>
  49. <span class="sourceLineNo">041</span> * 18-Sep-2001 : Added standard header and fixed DOS encoding problem (DG);<a name="line.41"></a>
  50. <span class="sourceLineNo">042</span> * 23-Nov-2001 : Overhauled standard tick unit code (DG);<a name="line.42"></a>
  51. <span class="sourceLineNo">043</span> * 04-Dec-2001 : Changed constructors to protected, and tidied up default<a name="line.43"></a>
  52. <span class="sourceLineNo">044</span> * values (DG);<a name="line.44"></a>
  53. <span class="sourceLineNo">045</span> * 12-Dec-2001 : Fixed vertical gridlines bug (DG);<a name="line.45"></a>
  54. <span class="sourceLineNo">046</span> * 16-Jan-2002 : Added an optional crosshair, based on the implementation by<a name="line.46"></a>
  55. <span class="sourceLineNo">047</span> * Jonathan Nash (DG);<a name="line.47"></a>
  56. <span class="sourceLineNo">048</span> * 23-Jan-2002 : Moved the minimum and maximum values to here from NumberAxis,<a name="line.48"></a>
  57. <span class="sourceLineNo">049</span> * and changed the type from Number to double (DG);<a name="line.49"></a>
  58. <span class="sourceLineNo">050</span> * 25-Feb-2002 : Added default value for autoRange. Changed autoAdjustRange<a name="line.50"></a>
  59. <span class="sourceLineNo">051</span> * from public to protected. Updated import statements (DG);<a name="line.51"></a>
  60. <span class="sourceLineNo">052</span> * 23-Apr-2002 : Added setRange() method (DG);<a name="line.52"></a>
  61. <span class="sourceLineNo">053</span> * 29-Apr-2002 : Added range adjustment methods (DG);<a name="line.53"></a>
  62. <span class="sourceLineNo">054</span> * 13-Jun-2002 : Modified setCrosshairValue() to notify listeners only when the<a name="line.54"></a>
  63. <span class="sourceLineNo">055</span> * crosshairs are visible, to avoid unnecessary repaints, as<a name="line.55"></a>
  64. <span class="sourceLineNo">056</span> * suggested by Kees Kuip (DG);<a name="line.56"></a>
  65. <span class="sourceLineNo">057</span> * 25-Jul-2002 : Moved lower and upper margin attributes from the NumberAxis<a name="line.57"></a>
  66. <span class="sourceLineNo">058</span> * class (DG);<a name="line.58"></a>
  67. <span class="sourceLineNo">059</span> * 05-Sep-2002 : Updated constructor for changes in Axis class (DG);<a name="line.59"></a>
  68. <span class="sourceLineNo">060</span> * 01-Oct-2002 : Fixed errors reported by Checkstyle (DG);<a name="line.60"></a>
  69. <span class="sourceLineNo">061</span> * 04-Oct-2002 : Moved standardTickUnits from NumberAxis --&gt; ValueAxis (DG);<a name="line.61"></a>
  70. <span class="sourceLineNo">062</span> * 08-Nov-2002 : Moved to new package com.jrefinery.chart.axis (DG);<a name="line.62"></a>
  71. <span class="sourceLineNo">063</span> * 19-Nov-2002 : Removed grid settings (now controlled by the plot) (DG);<a name="line.63"></a>
  72. <span class="sourceLineNo">064</span> * 27-Nov-2002 : Moved the 'inverted' attribute from NumberAxis to<a name="line.64"></a>
  73. <span class="sourceLineNo">065</span> * ValueAxis (DG);<a name="line.65"></a>
  74. <span class="sourceLineNo">066</span> * 03-Jan-2003 : Small fix to ensure auto-range minimum is observed<a name="line.66"></a>
  75. <span class="sourceLineNo">067</span> * immediately (DG);<a name="line.67"></a>
  76. <span class="sourceLineNo">068</span> * 14-Jan-2003 : Changed autoRangeMinimumSize from Number --&gt; double (DG);<a name="line.68"></a>
  77. <span class="sourceLineNo">069</span> * 20-Jan-2003 : Replaced monolithic constructor (DG);<a name="line.69"></a>
  78. <span class="sourceLineNo">070</span> * 26-Mar-2003 : Implemented Serializable (DG);<a name="line.70"></a>
  79. <span class="sourceLineNo">071</span> * 09-May-2003 : Added AxisLocation parameter to translation methods (DG);<a name="line.71"></a>
  80. <span class="sourceLineNo">072</span> * 13-Aug-2003 : Implemented Cloneable (DG);<a name="line.72"></a>
  81. <span class="sourceLineNo">073</span> * 01-Sep-2003 : Fixed bug 793167 (setMaximumAxisValue exception) (DG);<a name="line.73"></a>
  82. <span class="sourceLineNo">074</span> * 02-Sep-2003 : Fixed bug 795366 (zooming on inverted axes) (DG);<a name="line.74"></a>
  83. <span class="sourceLineNo">075</span> * 08-Sep-2003 : Completed Serialization support (NB);<a name="line.75"></a>
  84. <span class="sourceLineNo">076</span> * 08-Sep-2003 : Renamed get/setMinimumValue --&gt; get/setLowerBound,<a name="line.76"></a>
  85. <span class="sourceLineNo">077</span> * and get/setMaximumValue --&gt; get/setUpperBound (DG);<a name="line.77"></a>
  86. <span class="sourceLineNo">078</span> * 27-Oct-2003 : Changed DEFAULT_AUTO_RANGE_MINIMUM_SIZE value - see bug ID<a name="line.78"></a>
  87. <span class="sourceLineNo">079</span> * 829606 (DG);<a name="line.79"></a>
  88. <span class="sourceLineNo">080</span> * 07-Nov-2003 : Changes to tick mechanism (DG);<a name="line.80"></a>
  89. <span class="sourceLineNo">081</span> * 06-Jan-2004 : Moved axis line attributes to Axis class (DG);<a name="line.81"></a>
  90. <span class="sourceLineNo">082</span> * 21-Jan-2004 : Removed redundant axisLineVisible attribute. Renamed<a name="line.82"></a>
  91. <span class="sourceLineNo">083</span> * translateJava2DToValue --&gt; java2DToValue, and<a name="line.83"></a>
  92. <span class="sourceLineNo">084</span> * translateValueToJava2D --&gt; valueToJava2D (DG);<a name="line.84"></a>
  93. <span class="sourceLineNo">085</span> * 23-Jan-2004 : Fixed setAxisLinePaint() and setAxisLineStroke() which had no<a name="line.85"></a>
  94. <span class="sourceLineNo">086</span> * effect (andreas.gawecki@coremedia.com);<a name="line.86"></a>
  95. <span class="sourceLineNo">087</span> * 07-Apr-2004 : Changed text bounds calculation (DG);<a name="line.87"></a>
  96. <span class="sourceLineNo">088</span> * 26-Apr-2004 : Added getter/setter methods for arrow shapes (DG);<a name="line.88"></a>
  97. <span class="sourceLineNo">089</span> * 18-May-2004 : Added methods to set axis range *including* current<a name="line.89"></a>
  98. <span class="sourceLineNo">090</span> * margins (DG);<a name="line.90"></a>
  99. <span class="sourceLineNo">091</span> * 02-Jun-2004 : Fixed bug in setRangeWithMargins() method (DG);<a name="line.91"></a>
  100. <span class="sourceLineNo">092</span> * 30-Sep-2004 : Moved drawRotatedString() from RefineryUtilities<a name="line.92"></a>
  101. <span class="sourceLineNo">093</span> * --&gt; TextUtilities (DG);<a name="line.93"></a>
  102. <span class="sourceLineNo">094</span> * 11-Jan-2005 : Removed deprecated methods in preparation for 1.0.0<a name="line.94"></a>
  103. <span class="sourceLineNo">095</span> * release (DG);<a name="line.95"></a>
  104. <span class="sourceLineNo">096</span> * 21-Apr-2005 : Replaced Insets with RectangleInsets (DG);<a name="line.96"></a>
  105. <span class="sourceLineNo">097</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.97"></a>
  106. <span class="sourceLineNo">098</span> * 10-Oct-2006 : Source reformatting (DG);<a name="line.98"></a>
  107. <span class="sourceLineNo">099</span> * 22-Mar-2007 : Added new defaultAutoRange attribute (DG);<a name="line.99"></a>
  108. <span class="sourceLineNo">100</span> * 02-Aug-2007 : Check for major tick when drawing label (DG);<a name="line.100"></a>
  109. <span class="sourceLineNo">101</span> * 25-Sep-2008 : Added minor tick support, see patch 1934255 by Peter Kolb (DG);<a name="line.101"></a>
  110. <span class="sourceLineNo">102</span> * 21-Jan-2009 : Updated default behaviour of minor ticks (DG);<a name="line.102"></a>
  111. <span class="sourceLineNo">103</span> * 18-Mar-2008 : Added resizeRange2() method which provides more natural<a name="line.103"></a>
  112. <span class="sourceLineNo">104</span> * anchored zooming for mouse wheel support (DG);<a name="line.104"></a>
  113. <span class="sourceLineNo">105</span> * 26-Mar-2009 : In equals(), only check current range if autoRange is<a name="line.105"></a>
  114. <span class="sourceLineNo">106</span> * false (DG);<a name="line.106"></a>
  115. <span class="sourceLineNo">107</span> * 30-Mar-2009 : Added pan(double) method (DG);<a name="line.107"></a>
  116. <span class="sourceLineNo">108</span> * 03-Sep-2012 : Fix reserveSpace() method, bug 3555275 (DG);<a name="line.108"></a>
  117. <span class="sourceLineNo">109</span> * 02-Jul-2013 : Use ParamChecks (DG);<a name="line.109"></a>
  118. <span class="sourceLineNo">110</span> * 18-Mar-2014 : Updates to support attributed tick labels for LogAxis (DG);<a name="line.110"></a>
  119. <span class="sourceLineNo">111</span> * 29-Jul-2014 : Add hints to normalise axis line and tick marks (DG);<a name="line.111"></a>
  120. <span class="sourceLineNo">112</span> *<a name="line.112"></a>
  121. <span class="sourceLineNo">113</span> */<a name="line.113"></a>
  122. <span class="sourceLineNo">114</span><a name="line.114"></a>
  123. <span class="sourceLineNo">115</span>package org.jfree.chart.axis;<a name="line.115"></a>
  124. <span class="sourceLineNo">116</span><a name="line.116"></a>
  125. <span class="sourceLineNo">117</span>import java.awt.Font;<a name="line.117"></a>
  126. <span class="sourceLineNo">118</span>import java.awt.FontMetrics;<a name="line.118"></a>
  127. <span class="sourceLineNo">119</span>import java.awt.Graphics2D;<a name="line.119"></a>
  128. <span class="sourceLineNo">120</span>import java.awt.Polygon;<a name="line.120"></a>
  129. <span class="sourceLineNo">121</span>import java.awt.RenderingHints;<a name="line.121"></a>
  130. <span class="sourceLineNo">122</span>import java.awt.Shape;<a name="line.122"></a>
  131. <span class="sourceLineNo">123</span>import java.awt.font.LineMetrics;<a name="line.123"></a>
  132. <span class="sourceLineNo">124</span>import java.awt.geom.AffineTransform;<a name="line.124"></a>
  133. <span class="sourceLineNo">125</span>import java.awt.geom.Line2D;<a name="line.125"></a>
  134. <span class="sourceLineNo">126</span>import java.awt.geom.Rectangle2D;<a name="line.126"></a>
  135. <span class="sourceLineNo">127</span>import java.io.IOException;<a name="line.127"></a>
  136. <span class="sourceLineNo">128</span>import java.io.ObjectInputStream;<a name="line.128"></a>
  137. <span class="sourceLineNo">129</span>import java.io.ObjectOutputStream;<a name="line.129"></a>
  138. <span class="sourceLineNo">130</span>import java.io.Serializable;<a name="line.130"></a>
  139. <span class="sourceLineNo">131</span>import java.util.Iterator;<a name="line.131"></a>
  140. <span class="sourceLineNo">132</span>import java.util.List;<a name="line.132"></a>
  141. <span class="sourceLineNo">133</span><a name="line.133"></a>
  142. <span class="sourceLineNo">134</span>import org.jfree.chart.event.AxisChangeEvent;<a name="line.134"></a>
  143. <span class="sourceLineNo">135</span>import org.jfree.chart.plot.Plot;<a name="line.135"></a>
  144. <span class="sourceLineNo">136</span>import org.jfree.chart.util.AttrStringUtils;<a name="line.136"></a>
  145. <span class="sourceLineNo">137</span>import org.jfree.chart.util.ParamChecks;<a name="line.137"></a>
  146. <span class="sourceLineNo">138</span>import org.jfree.data.Range;<a name="line.138"></a>
  147. <span class="sourceLineNo">139</span>import org.jfree.io.SerialUtilities;<a name="line.139"></a>
  148. <span class="sourceLineNo">140</span>import org.jfree.text.TextUtilities;<a name="line.140"></a>
  149. <span class="sourceLineNo">141</span>import org.jfree.ui.RectangleEdge;<a name="line.141"></a>
  150. <span class="sourceLineNo">142</span>import org.jfree.ui.RectangleInsets;<a name="line.142"></a>
  151. <span class="sourceLineNo">143</span>import org.jfree.util.ObjectUtilities;<a name="line.143"></a>
  152. <span class="sourceLineNo">144</span>import org.jfree.util.PublicCloneable;<a name="line.144"></a>
  153. <span class="sourceLineNo">145</span><a name="line.145"></a>
  154. <span class="sourceLineNo">146</span>/**<a name="line.146"></a>
  155. <span class="sourceLineNo">147</span> * The base class for axes that display value data, where values are measured<a name="line.147"></a>
  156. <span class="sourceLineNo">148</span> * using the &lt;code&gt;double&lt;/code&gt; primitive. The two key subclasses are<a name="line.148"></a>
  157. <span class="sourceLineNo">149</span> * {@link DateAxis} and {@link NumberAxis}.<a name="line.149"></a>
  158. <span class="sourceLineNo">150</span> */<a name="line.150"></a>
  159. <span class="sourceLineNo">151</span>public abstract class ValueAxis extends Axis<a name="line.151"></a>
  160. <span class="sourceLineNo">152</span> implements Cloneable, PublicCloneable, Serializable {<a name="line.152"></a>
  161. <span class="sourceLineNo">153</span><a name="line.153"></a>
  162. <span class="sourceLineNo">154</span> /** For serialization. */<a name="line.154"></a>
  163. <span class="sourceLineNo">155</span> private static final long serialVersionUID = 3698345477322391456L;<a name="line.155"></a>
  164. <span class="sourceLineNo">156</span><a name="line.156"></a>
  165. <span class="sourceLineNo">157</span> /** The default axis range. */<a name="line.157"></a>
  166. <span class="sourceLineNo">158</span> public static final Range DEFAULT_RANGE = new Range(0.0, 1.0);<a name="line.158"></a>
  167. <span class="sourceLineNo">159</span><a name="line.159"></a>
  168. <span class="sourceLineNo">160</span> /** The default auto-range value. */<a name="line.160"></a>
  169. <span class="sourceLineNo">161</span> public static final boolean DEFAULT_AUTO_RANGE = true;<a name="line.161"></a>
  170. <span class="sourceLineNo">162</span><a name="line.162"></a>
  171. <span class="sourceLineNo">163</span> /** The default inverted flag setting. */<a name="line.163"></a>
  172. <span class="sourceLineNo">164</span> public static final boolean DEFAULT_INVERTED = false;<a name="line.164"></a>
  173. <span class="sourceLineNo">165</span><a name="line.165"></a>
  174. <span class="sourceLineNo">166</span> /** The default minimum auto range. */<a name="line.166"></a>
  175. <span class="sourceLineNo">167</span> public static final double DEFAULT_AUTO_RANGE_MINIMUM_SIZE = 0.00000001;<a name="line.167"></a>
  176. <span class="sourceLineNo">168</span><a name="line.168"></a>
  177. <span class="sourceLineNo">169</span> /** The default value for the lower margin (0.05 = 5%). */<a name="line.169"></a>
  178. <span class="sourceLineNo">170</span> public static final double DEFAULT_LOWER_MARGIN = 0.05;<a name="line.170"></a>
  179. <span class="sourceLineNo">171</span><a name="line.171"></a>
  180. <span class="sourceLineNo">172</span> /** The default value for the upper margin (0.05 = 5%). */<a name="line.172"></a>
  181. <span class="sourceLineNo">173</span> public static final double DEFAULT_UPPER_MARGIN = 0.05;<a name="line.173"></a>
  182. <span class="sourceLineNo">174</span><a name="line.174"></a>
  183. <span class="sourceLineNo">175</span> /**<a name="line.175"></a>
  184. <span class="sourceLineNo">176</span> * The default lower bound for the axis.<a name="line.176"></a>
  185. <span class="sourceLineNo">177</span> *<a name="line.177"></a>
  186. <span class="sourceLineNo">178</span> * @deprecated From 1.0.5 onwards, the axis defines a defaultRange<a name="line.178"></a>
  187. <span class="sourceLineNo">179</span> * attribute (see {@link #getDefaultAutoRange()}).<a name="line.179"></a>
  188. <span class="sourceLineNo">180</span> */<a name="line.180"></a>
  189. <span class="sourceLineNo">181</span> public static final double DEFAULT_LOWER_BOUND = 0.0;<a name="line.181"></a>
  190. <span class="sourceLineNo">182</span><a name="line.182"></a>
  191. <span class="sourceLineNo">183</span> /**<a name="line.183"></a>
  192. <span class="sourceLineNo">184</span> * The default upper bound for the axis.<a name="line.184"></a>
  193. <span class="sourceLineNo">185</span> *<a name="line.185"></a>
  194. <span class="sourceLineNo">186</span> * @deprecated From 1.0.5 onwards, the axis defines a defaultRange<a name="line.186"></a>
  195. <span class="sourceLineNo">187</span> * attribute (see {@link #getDefaultAutoRange()}).<a name="line.187"></a>
  196. <span class="sourceLineNo">188</span> */<a name="line.188"></a>
  197. <span class="sourceLineNo">189</span> public static final double DEFAULT_UPPER_BOUND = 1.0;<a name="line.189"></a>
  198. <span class="sourceLineNo">190</span><a name="line.190"></a>
  199. <span class="sourceLineNo">191</span> /** The default auto-tick-unit-selection value. */<a name="line.191"></a>
  200. <span class="sourceLineNo">192</span> public static final boolean DEFAULT_AUTO_TICK_UNIT_SELECTION = true;<a name="line.192"></a>
  201. <span class="sourceLineNo">193</span><a name="line.193"></a>
  202. <span class="sourceLineNo">194</span> /** The maximum tick count. */<a name="line.194"></a>
  203. <span class="sourceLineNo">195</span> public static final int MAXIMUM_TICK_COUNT = 500;<a name="line.195"></a>
  204. <span class="sourceLineNo">196</span><a name="line.196"></a>
  205. <span class="sourceLineNo">197</span> /**<a name="line.197"></a>
  206. <span class="sourceLineNo">198</span> * A flag that controls whether an arrow is drawn at the positive end of<a name="line.198"></a>
  207. <span class="sourceLineNo">199</span> * the axis line.<a name="line.199"></a>
  208. <span class="sourceLineNo">200</span> */<a name="line.200"></a>
  209. <span class="sourceLineNo">201</span> private boolean positiveArrowVisible;<a name="line.201"></a>
  210. <span class="sourceLineNo">202</span><a name="line.202"></a>
  211. <span class="sourceLineNo">203</span> /**<a name="line.203"></a>
  212. <span class="sourceLineNo">204</span> * A flag that controls whether an arrow is drawn at the negative end of<a name="line.204"></a>
  213. <span class="sourceLineNo">205</span> * the axis line.<a name="line.205"></a>
  214. <span class="sourceLineNo">206</span> */<a name="line.206"></a>
  215. <span class="sourceLineNo">207</span> private boolean negativeArrowVisible;<a name="line.207"></a>
  216. <span class="sourceLineNo">208</span><a name="line.208"></a>
  217. <span class="sourceLineNo">209</span> /** The shape used for an up arrow. */<a name="line.209"></a>
  218. <span class="sourceLineNo">210</span> private transient Shape upArrow;<a name="line.210"></a>
  219. <span class="sourceLineNo">211</span><a name="line.211"></a>
  220. <span class="sourceLineNo">212</span> /** The shape used for a down arrow. */<a name="line.212"></a>
  221. <span class="sourceLineNo">213</span> private transient Shape downArrow;<a name="line.213"></a>
  222. <span class="sourceLineNo">214</span><a name="line.214"></a>
  223. <span class="sourceLineNo">215</span> /** The shape used for a left arrow. */<a name="line.215"></a>
  224. <span class="sourceLineNo">216</span> private transient Shape leftArrow;<a name="line.216"></a>
  225. <span class="sourceLineNo">217</span><a name="line.217"></a>
  226. <span class="sourceLineNo">218</span> /** The shape used for a right arrow. */<a name="line.218"></a>
  227. <span class="sourceLineNo">219</span> private transient Shape rightArrow;<a name="line.219"></a>
  228. <span class="sourceLineNo">220</span><a name="line.220"></a>
  229. <span class="sourceLineNo">221</span> /** A flag that affects the orientation of the values on the axis. */<a name="line.221"></a>
  230. <span class="sourceLineNo">222</span> private boolean inverted;<a name="line.222"></a>
  231. <span class="sourceLineNo">223</span><a name="line.223"></a>
  232. <span class="sourceLineNo">224</span> /** The axis range. */<a name="line.224"></a>
  233. <span class="sourceLineNo">225</span> private Range range;<a name="line.225"></a>
  234. <span class="sourceLineNo">226</span><a name="line.226"></a>
  235. <span class="sourceLineNo">227</span> /**<a name="line.227"></a>
  236. <span class="sourceLineNo">228</span> * Flag that indicates whether the axis automatically scales to fit the<a name="line.228"></a>
  237. <span class="sourceLineNo">229</span> * chart data.<a name="line.229"></a>
  238. <span class="sourceLineNo">230</span> */<a name="line.230"></a>
  239. <span class="sourceLineNo">231</span> private boolean autoRange;<a name="line.231"></a>
  240. <span class="sourceLineNo">232</span><a name="line.232"></a>
  241. <span class="sourceLineNo">233</span> /** The minimum size for the 'auto' axis range (excluding margins). */<a name="line.233"></a>
  242. <span class="sourceLineNo">234</span> private double autoRangeMinimumSize;<a name="line.234"></a>
  243. <span class="sourceLineNo">235</span><a name="line.235"></a>
  244. <span class="sourceLineNo">236</span> /**<a name="line.236"></a>
  245. <span class="sourceLineNo">237</span> * The default range is used when the dataset is empty and the axis needs<a name="line.237"></a>
  246. <span class="sourceLineNo">238</span> * to determine the auto range.<a name="line.238"></a>
  247. <span class="sourceLineNo">239</span> *<a name="line.239"></a>
  248. <span class="sourceLineNo">240</span> * @since 1.0.5<a name="line.240"></a>
  249. <span class="sourceLineNo">241</span> */<a name="line.241"></a>
  250. <span class="sourceLineNo">242</span> private Range defaultAutoRange;<a name="line.242"></a>
  251. <span class="sourceLineNo">243</span><a name="line.243"></a>
  252. <span class="sourceLineNo">244</span> /**<a name="line.244"></a>
  253. <span class="sourceLineNo">245</span> * The upper margin percentage. This indicates the amount by which the<a name="line.245"></a>
  254. <span class="sourceLineNo">246</span> * maximum axis value exceeds the maximum data value (as a percentage of<a name="line.246"></a>
  255. <span class="sourceLineNo">247</span> * the range on the axis) when the axis range is determined automatically.<a name="line.247"></a>
  256. <span class="sourceLineNo">248</span> */<a name="line.248"></a>
  257. <span class="sourceLineNo">249</span> private double upperMargin;<a name="line.249"></a>
  258. <span class="sourceLineNo">250</span><a name="line.250"></a>
  259. <span class="sourceLineNo">251</span> /**<a name="line.251"></a>
  260. <span class="sourceLineNo">252</span> * The lower margin. This is a percentage that indicates the amount by<a name="line.252"></a>
  261. <span class="sourceLineNo">253</span> * which the minimum axis value is "less than" the minimum data value when<a name="line.253"></a>
  262. <span class="sourceLineNo">254</span> * the axis range is determined automatically.<a name="line.254"></a>
  263. <span class="sourceLineNo">255</span> */<a name="line.255"></a>
  264. <span class="sourceLineNo">256</span> private double lowerMargin;<a name="line.256"></a>
  265. <span class="sourceLineNo">257</span><a name="line.257"></a>
  266. <span class="sourceLineNo">258</span> /**<a name="line.258"></a>
  267. <span class="sourceLineNo">259</span> * If this value is positive, the amount is subtracted from the maximum<a name="line.259"></a>
  268. <span class="sourceLineNo">260</span> * data value to determine the lower axis range. This can be used to<a name="line.260"></a>
  269. <span class="sourceLineNo">261</span> * provide a fixed "window" on dynamic data.<a name="line.261"></a>
  270. <span class="sourceLineNo">262</span> */<a name="line.262"></a>
  271. <span class="sourceLineNo">263</span> private double fixedAutoRange;<a name="line.263"></a>
  272. <span class="sourceLineNo">264</span><a name="line.264"></a>
  273. <span class="sourceLineNo">265</span> /**<a name="line.265"></a>
  274. <span class="sourceLineNo">266</span> * Flag that indicates whether or not the tick unit is selected<a name="line.266"></a>
  275. <span class="sourceLineNo">267</span> * automatically.<a name="line.267"></a>
  276. <span class="sourceLineNo">268</span> */<a name="line.268"></a>
  277. <span class="sourceLineNo">269</span> private boolean autoTickUnitSelection;<a name="line.269"></a>
  278. <span class="sourceLineNo">270</span><a name="line.270"></a>
  279. <span class="sourceLineNo">271</span> /** The standard tick units for the axis. */<a name="line.271"></a>
  280. <span class="sourceLineNo">272</span> private TickUnitSource standardTickUnits;<a name="line.272"></a>
  281. <span class="sourceLineNo">273</span><a name="line.273"></a>
  282. <span class="sourceLineNo">274</span> /** An index into an array of standard tick values. */<a name="line.274"></a>
  283. <span class="sourceLineNo">275</span> private int autoTickIndex;<a name="line.275"></a>
  284. <span class="sourceLineNo">276</span><a name="line.276"></a>
  285. <span class="sourceLineNo">277</span> /**<a name="line.277"></a>
  286. <span class="sourceLineNo">278</span> * The number of minor ticks per major tick unit. This is an override<a name="line.278"></a>
  287. <span class="sourceLineNo">279</span> * field, if the value is &amp;gt; 0 it is used, otherwise the axis refers to the<a name="line.279"></a>
  288. <span class="sourceLineNo">280</span> * minorTickCount in the current tickUnit.<a name="line.280"></a>
  289. <span class="sourceLineNo">281</span> */<a name="line.281"></a>
  290. <span class="sourceLineNo">282</span> private int minorTickCount;<a name="line.282"></a>
  291. <span class="sourceLineNo">283</span><a name="line.283"></a>
  292. <span class="sourceLineNo">284</span> /** A flag indicating whether or not tick labels are rotated to vertical. */<a name="line.284"></a>
  293. <span class="sourceLineNo">285</span> private boolean verticalTickLabels;<a name="line.285"></a>
  294. <span class="sourceLineNo">286</span><a name="line.286"></a>
  295. <span class="sourceLineNo">287</span> /**<a name="line.287"></a>
  296. <span class="sourceLineNo">288</span> * Constructs a value axis.<a name="line.288"></a>
  297. <span class="sourceLineNo">289</span> *<a name="line.289"></a>
  298. <span class="sourceLineNo">290</span> * @param label the axis label (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.290"></a>
  299. <span class="sourceLineNo">291</span> * @param standardTickUnits the source for standard tick units<a name="line.291"></a>
  300. <span class="sourceLineNo">292</span> * (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.292"></a>
  301. <span class="sourceLineNo">293</span> */<a name="line.293"></a>
  302. <span class="sourceLineNo">294</span> protected ValueAxis(String label, TickUnitSource standardTickUnits) {<a name="line.294"></a>
  303. <span class="sourceLineNo">295</span><a name="line.295"></a>
  304. <span class="sourceLineNo">296</span> super(label);<a name="line.296"></a>
  305. <span class="sourceLineNo">297</span><a name="line.297"></a>
  306. <span class="sourceLineNo">298</span> this.positiveArrowVisible = false;<a name="line.298"></a>
  307. <span class="sourceLineNo">299</span> this.negativeArrowVisible = false;<a name="line.299"></a>
  308. <span class="sourceLineNo">300</span><a name="line.300"></a>
  309. <span class="sourceLineNo">301</span> this.range = DEFAULT_RANGE;<a name="line.301"></a>
  310. <span class="sourceLineNo">302</span> this.autoRange = DEFAULT_AUTO_RANGE;<a name="line.302"></a>
  311. <span class="sourceLineNo">303</span> this.defaultAutoRange = DEFAULT_RANGE;<a name="line.303"></a>
  312. <span class="sourceLineNo">304</span><a name="line.304"></a>
  313. <span class="sourceLineNo">305</span> this.inverted = DEFAULT_INVERTED;<a name="line.305"></a>
  314. <span class="sourceLineNo">306</span> this.autoRangeMinimumSize = DEFAULT_AUTO_RANGE_MINIMUM_SIZE;<a name="line.306"></a>
  315. <span class="sourceLineNo">307</span><a name="line.307"></a>
  316. <span class="sourceLineNo">308</span> this.lowerMargin = DEFAULT_LOWER_MARGIN;<a name="line.308"></a>
  317. <span class="sourceLineNo">309</span> this.upperMargin = DEFAULT_UPPER_MARGIN;<a name="line.309"></a>
  318. <span class="sourceLineNo">310</span><a name="line.310"></a>
  319. <span class="sourceLineNo">311</span> this.fixedAutoRange = 0.0;<a name="line.311"></a>
  320. <span class="sourceLineNo">312</span><a name="line.312"></a>
  321. <span class="sourceLineNo">313</span> this.autoTickUnitSelection = DEFAULT_AUTO_TICK_UNIT_SELECTION;<a name="line.313"></a>
  322. <span class="sourceLineNo">314</span> this.standardTickUnits = standardTickUnits;<a name="line.314"></a>
  323. <span class="sourceLineNo">315</span><a name="line.315"></a>
  324. <span class="sourceLineNo">316</span> Polygon p1 = new Polygon();<a name="line.316"></a>
  325. <span class="sourceLineNo">317</span> p1.addPoint(0, 0);<a name="line.317"></a>
  326. <span class="sourceLineNo">318</span> p1.addPoint(-2, 2);<a name="line.318"></a>
  327. <span class="sourceLineNo">319</span> p1.addPoint(2, 2);<a name="line.319"></a>
  328. <span class="sourceLineNo">320</span><a name="line.320"></a>
  329. <span class="sourceLineNo">321</span> this.upArrow = p1;<a name="line.321"></a>
  330. <span class="sourceLineNo">322</span><a name="line.322"></a>
  331. <span class="sourceLineNo">323</span> Polygon p2 = new Polygon();<a name="line.323"></a>
  332. <span class="sourceLineNo">324</span> p2.addPoint(0, 0);<a name="line.324"></a>
  333. <span class="sourceLineNo">325</span> p2.addPoint(-2, -2);<a name="line.325"></a>
  334. <span class="sourceLineNo">326</span> p2.addPoint(2, -2);<a name="line.326"></a>
  335. <span class="sourceLineNo">327</span><a name="line.327"></a>
  336. <span class="sourceLineNo">328</span> this.downArrow = p2;<a name="line.328"></a>
  337. <span class="sourceLineNo">329</span><a name="line.329"></a>
  338. <span class="sourceLineNo">330</span> Polygon p3 = new Polygon();<a name="line.330"></a>
  339. <span class="sourceLineNo">331</span> p3.addPoint(0, 0);<a name="line.331"></a>
  340. <span class="sourceLineNo">332</span> p3.addPoint(-2, -2);<a name="line.332"></a>
  341. <span class="sourceLineNo">333</span> p3.addPoint(-2, 2);<a name="line.333"></a>
  342. <span class="sourceLineNo">334</span><a name="line.334"></a>
  343. <span class="sourceLineNo">335</span> this.rightArrow = p3;<a name="line.335"></a>
  344. <span class="sourceLineNo">336</span><a name="line.336"></a>
  345. <span class="sourceLineNo">337</span> Polygon p4 = new Polygon();<a name="line.337"></a>
  346. <span class="sourceLineNo">338</span> p4.addPoint(0, 0);<a name="line.338"></a>
  347. <span class="sourceLineNo">339</span> p4.addPoint(2, -2);<a name="line.339"></a>
  348. <span class="sourceLineNo">340</span> p4.addPoint(2, 2);<a name="line.340"></a>
  349. <span class="sourceLineNo">341</span><a name="line.341"></a>
  350. <span class="sourceLineNo">342</span> this.leftArrow = p4;<a name="line.342"></a>
  351. <span class="sourceLineNo">343</span><a name="line.343"></a>
  352. <span class="sourceLineNo">344</span> this.verticalTickLabels = false;<a name="line.344"></a>
  353. <span class="sourceLineNo">345</span> this.minorTickCount = 0;<a name="line.345"></a>
  354. <span class="sourceLineNo">346</span><a name="line.346"></a>
  355. <span class="sourceLineNo">347</span> }<a name="line.347"></a>
  356. <span class="sourceLineNo">348</span><a name="line.348"></a>
  357. <span class="sourceLineNo">349</span> /**<a name="line.349"></a>
  358. <span class="sourceLineNo">350</span> * Returns &lt;code&gt;true&lt;/code&gt; if the tick labels should be rotated (to<a name="line.350"></a>
  359. <span class="sourceLineNo">351</span> * vertical), and &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.351"></a>
  360. <span class="sourceLineNo">352</span> *<a name="line.352"></a>
  361. <span class="sourceLineNo">353</span> * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.353"></a>
  362. <span class="sourceLineNo">354</span> *<a name="line.354"></a>
  363. <span class="sourceLineNo">355</span> * @see #setVerticalTickLabels(boolean)<a name="line.355"></a>
  364. <span class="sourceLineNo">356</span> */<a name="line.356"></a>
  365. <span class="sourceLineNo">357</span> public boolean isVerticalTickLabels() {<a name="line.357"></a>
  366. <span class="sourceLineNo">358</span> return this.verticalTickLabels;<a name="line.358"></a>
  367. <span class="sourceLineNo">359</span> }<a name="line.359"></a>
  368. <span class="sourceLineNo">360</span><a name="line.360"></a>
  369. <span class="sourceLineNo">361</span> /**<a name="line.361"></a>
  370. <span class="sourceLineNo">362</span> * Sets the flag that controls whether the tick labels are displayed<a name="line.362"></a>
  371. <span class="sourceLineNo">363</span> * vertically (that is, rotated 90 degrees from horizontal). If the flag<a name="line.363"></a>
  372. <span class="sourceLineNo">364</span> * is changed, an {@link AxisChangeEvent} is sent to all registered<a name="line.364"></a>
  373. <span class="sourceLineNo">365</span> * listeners.<a name="line.365"></a>
  374. <span class="sourceLineNo">366</span> *<a name="line.366"></a>
  375. <span class="sourceLineNo">367</span> * @param flag the flag.<a name="line.367"></a>
  376. <span class="sourceLineNo">368</span> *<a name="line.368"></a>
  377. <span class="sourceLineNo">369</span> * @see #isVerticalTickLabels()<a name="line.369"></a>
  378. <span class="sourceLineNo">370</span> */<a name="line.370"></a>
  379. <span class="sourceLineNo">371</span> public void setVerticalTickLabels(boolean flag) {<a name="line.371"></a>
  380. <span class="sourceLineNo">372</span> if (this.verticalTickLabels != flag) {<a name="line.372"></a>
  381. <span class="sourceLineNo">373</span> this.verticalTickLabels = flag;<a name="line.373"></a>
  382. <span class="sourceLineNo">374</span> fireChangeEvent();<a name="line.374"></a>
  383. <span class="sourceLineNo">375</span> }<a name="line.375"></a>
  384. <span class="sourceLineNo">376</span> }<a name="line.376"></a>
  385. <span class="sourceLineNo">377</span><a name="line.377"></a>
  386. <span class="sourceLineNo">378</span> /**<a name="line.378"></a>
  387. <span class="sourceLineNo">379</span> * Returns a flag that controls whether or not the axis line has an arrow<a name="line.379"></a>
  388. <span class="sourceLineNo">380</span> * drawn that points in the positive direction for the axis.<a name="line.380"></a>
  389. <span class="sourceLineNo">381</span> *<a name="line.381"></a>
  390. <span class="sourceLineNo">382</span> * @return A boolean.<a name="line.382"></a>
  391. <span class="sourceLineNo">383</span> *<a name="line.383"></a>
  392. <span class="sourceLineNo">384</span> * @see #setPositiveArrowVisible(boolean)<a name="line.384"></a>
  393. <span class="sourceLineNo">385</span> */<a name="line.385"></a>
  394. <span class="sourceLineNo">386</span> public boolean isPositiveArrowVisible() {<a name="line.386"></a>
  395. <span class="sourceLineNo">387</span> return this.positiveArrowVisible;<a name="line.387"></a>
  396. <span class="sourceLineNo">388</span> }<a name="line.388"></a>
  397. <span class="sourceLineNo">389</span><a name="line.389"></a>
  398. <span class="sourceLineNo">390</span> /**<a name="line.390"></a>
  399. <span class="sourceLineNo">391</span> * Sets a flag that controls whether or not the axis lines has an arrow<a name="line.391"></a>
  400. <span class="sourceLineNo">392</span> * drawn that points in the positive direction for the axis, and sends an<a name="line.392"></a>
  401. <span class="sourceLineNo">393</span> * {@link AxisChangeEvent} to all registered listeners.<a name="line.393"></a>
  402. <span class="sourceLineNo">394</span> *<a name="line.394"></a>
  403. <span class="sourceLineNo">395</span> * @param visible the flag.<a name="line.395"></a>
  404. <span class="sourceLineNo">396</span> *<a name="line.396"></a>
  405. <span class="sourceLineNo">397</span> * @see #isPositiveArrowVisible()<a name="line.397"></a>
  406. <span class="sourceLineNo">398</span> */<a name="line.398"></a>
  407. <span class="sourceLineNo">399</span> public void setPositiveArrowVisible(boolean visible) {<a name="line.399"></a>
  408. <span class="sourceLineNo">400</span> this.positiveArrowVisible = visible;<a name="line.400"></a>
  409. <span class="sourceLineNo">401</span> fireChangeEvent();<a name="line.401"></a>
  410. <span class="sourceLineNo">402</span> }<a name="line.402"></a>
  411. <span class="sourceLineNo">403</span><a name="line.403"></a>
  412. <span class="sourceLineNo">404</span> /**<a name="line.404"></a>
  413. <span class="sourceLineNo">405</span> * Returns a flag that controls whether or not the axis line has an arrow<a name="line.405"></a>
  414. <span class="sourceLineNo">406</span> * drawn that points in the negative direction for the axis.<a name="line.406"></a>
  415. <span class="sourceLineNo">407</span> *<a name="line.407"></a>
  416. <span class="sourceLineNo">408</span> * @return A boolean.<a name="line.408"></a>
  417. <span class="sourceLineNo">409</span> *<a name="line.409"></a>
  418. <span class="sourceLineNo">410</span> * @see #setNegativeArrowVisible(boolean)<a name="line.410"></a>
  419. <span class="sourceLineNo">411</span> */<a name="line.411"></a>
  420. <span class="sourceLineNo">412</span> public boolean isNegativeArrowVisible() {<a name="line.412"></a>
  421. <span class="sourceLineNo">413</span> return this.negativeArrowVisible;<a name="line.413"></a>
  422. <span class="sourceLineNo">414</span> }<a name="line.414"></a>
  423. <span class="sourceLineNo">415</span><a name="line.415"></a>
  424. <span class="sourceLineNo">416</span> /**<a name="line.416"></a>
  425. <span class="sourceLineNo">417</span> * Sets a flag that controls whether or not the axis lines has an arrow<a name="line.417"></a>
  426. <span class="sourceLineNo">418</span> * drawn that points in the negative direction for the axis, and sends an<a name="line.418"></a>
  427. <span class="sourceLineNo">419</span> * {@link AxisChangeEvent} to all registered listeners.<a name="line.419"></a>
  428. <span class="sourceLineNo">420</span> *<a name="line.420"></a>
  429. <span class="sourceLineNo">421</span> * @param visible the flag.<a name="line.421"></a>
  430. <span class="sourceLineNo">422</span> *<a name="line.422"></a>
  431. <span class="sourceLineNo">423</span> * @see #setNegativeArrowVisible(boolean)<a name="line.423"></a>
  432. <span class="sourceLineNo">424</span> */<a name="line.424"></a>
  433. <span class="sourceLineNo">425</span> public void setNegativeArrowVisible(boolean visible) {<a name="line.425"></a>
  434. <span class="sourceLineNo">426</span> this.negativeArrowVisible = visible;<a name="line.426"></a>
  435. <span class="sourceLineNo">427</span> fireChangeEvent();<a name="line.427"></a>
  436. <span class="sourceLineNo">428</span> }<a name="line.428"></a>
  437. <span class="sourceLineNo">429</span><a name="line.429"></a>
  438. <span class="sourceLineNo">430</span> /**<a name="line.430"></a>
  439. <span class="sourceLineNo">431</span> * Returns a shape that can be displayed as an arrow pointing upwards at<a name="line.431"></a>
  440. <span class="sourceLineNo">432</span> * the end of an axis line.<a name="line.432"></a>
  441. <span class="sourceLineNo">433</span> *<a name="line.433"></a>
  442. <span class="sourceLineNo">434</span> * @return A shape (never &lt;code&gt;null&lt;/code&gt;).<a name="line.434"></a>
  443. <span class="sourceLineNo">435</span> *<a name="line.435"></a>
  444. <span class="sourceLineNo">436</span> * @see #setUpArrow(Shape)<a name="line.436"></a>
  445. <span class="sourceLineNo">437</span> */<a name="line.437"></a>
  446. <span class="sourceLineNo">438</span> public Shape getUpArrow() {<a name="line.438"></a>
  447. <span class="sourceLineNo">439</span> return this.upArrow;<a name="line.439"></a>
  448. <span class="sourceLineNo">440</span> }<a name="line.440"></a>
  449. <span class="sourceLineNo">441</span><a name="line.441"></a>
  450. <span class="sourceLineNo">442</span> /**<a name="line.442"></a>
  451. <span class="sourceLineNo">443</span> * Sets the shape that can be displayed as an arrow pointing upwards at<a name="line.443"></a>
  452. <span class="sourceLineNo">444</span> * the end of an axis line and sends an {@link AxisChangeEvent} to all<a name="line.444"></a>
  453. <span class="sourceLineNo">445</span> * registered listeners.<a name="line.445"></a>
  454. <span class="sourceLineNo">446</span> *<a name="line.446"></a>
  455. <span class="sourceLineNo">447</span> * @param arrow the arrow shape (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.447"></a>
  456. <span class="sourceLineNo">448</span> *<a name="line.448"></a>
  457. <span class="sourceLineNo">449</span> * @see #getUpArrow()<a name="line.449"></a>
  458. <span class="sourceLineNo">450</span> */<a name="line.450"></a>
  459. <span class="sourceLineNo">451</span> public void setUpArrow(Shape arrow) {<a name="line.451"></a>
  460. <span class="sourceLineNo">452</span> ParamChecks.nullNotPermitted(arrow, "arrow");<a name="line.452"></a>
  461. <span class="sourceLineNo">453</span> this.upArrow = arrow;<a name="line.453"></a>
  462. <span class="sourceLineNo">454</span> fireChangeEvent();<a name="line.454"></a>
  463. <span class="sourceLineNo">455</span> }<a name="line.455"></a>
  464. <span class="sourceLineNo">456</span><a name="line.456"></a>
  465. <span class="sourceLineNo">457</span> /**<a name="line.457"></a>
  466. <span class="sourceLineNo">458</span> * Returns a shape that can be displayed as an arrow pointing downwards at<a name="line.458"></a>
  467. <span class="sourceLineNo">459</span> * the end of an axis line.<a name="line.459"></a>
  468. <span class="sourceLineNo">460</span> *<a name="line.460"></a>
  469. <span class="sourceLineNo">461</span> * @return A shape (never &lt;code&gt;null&lt;/code&gt;).<a name="line.461"></a>
  470. <span class="sourceLineNo">462</span> *<a name="line.462"></a>
  471. <span class="sourceLineNo">463</span> * @see #setDownArrow(Shape)<a name="line.463"></a>
  472. <span class="sourceLineNo">464</span> */<a name="line.464"></a>
  473. <span class="sourceLineNo">465</span> public Shape getDownArrow() {<a name="line.465"></a>
  474. <span class="sourceLineNo">466</span> return this.downArrow;<a name="line.466"></a>
  475. <span class="sourceLineNo">467</span> }<a name="line.467"></a>
  476. <span class="sourceLineNo">468</span><a name="line.468"></a>
  477. <span class="sourceLineNo">469</span> /**<a name="line.469"></a>
  478. <span class="sourceLineNo">470</span> * Sets the shape that can be displayed as an arrow pointing downwards at<a name="line.470"></a>
  479. <span class="sourceLineNo">471</span> * the end of an axis line and sends an {@link AxisChangeEvent} to all<a name="line.471"></a>
  480. <span class="sourceLineNo">472</span> * registered listeners.<a name="line.472"></a>
  481. <span class="sourceLineNo">473</span> *<a name="line.473"></a>
  482. <span class="sourceLineNo">474</span> * @param arrow the arrow shape (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.474"></a>
  483. <span class="sourceLineNo">475</span> *<a name="line.475"></a>
  484. <span class="sourceLineNo">476</span> * @see #getDownArrow()<a name="line.476"></a>
  485. <span class="sourceLineNo">477</span> */<a name="line.477"></a>
  486. <span class="sourceLineNo">478</span> public void setDownArrow(Shape arrow) {<a name="line.478"></a>
  487. <span class="sourceLineNo">479</span> ParamChecks.nullNotPermitted(arrow, "arrow");<a name="line.479"></a>
  488. <span class="sourceLineNo">480</span> this.downArrow = arrow;<a name="line.480"></a>
  489. <span class="sourceLineNo">481</span> fireChangeEvent();<a name="line.481"></a>
  490. <span class="sourceLineNo">482</span> }<a name="line.482"></a>
  491. <span class="sourceLineNo">483</span><a name="line.483"></a>
  492. <span class="sourceLineNo">484</span> /**<a name="line.484"></a>
  493. <span class="sourceLineNo">485</span> * Returns a shape that can be displayed as an arrow pointing left at the<a name="line.485"></a>
  494. <span class="sourceLineNo">486</span> * end of an axis line.<a name="line.486"></a>
  495. <span class="sourceLineNo">487</span> *<a name="line.487"></a>
  496. <span class="sourceLineNo">488</span> * @return A shape (never &lt;code&gt;null&lt;/code&gt;).<a name="line.488"></a>
  497. <span class="sourceLineNo">489</span> *<a name="line.489"></a>
  498. <span class="sourceLineNo">490</span> * @see #setLeftArrow(Shape)<a name="line.490"></a>
  499. <span class="sourceLineNo">491</span> */<a name="line.491"></a>
  500. <span class="sourceLineNo">492</span> public Shape getLeftArrow() {<a name="line.492"></a>
  501. <span class="sourceLineNo">493</span> return this.leftArrow;<a name="line.493"></a>
  502. <span class="sourceLineNo">494</span> }<a name="line.494"></a>
  503. <span class="sourceLineNo">495</span><a name="line.495"></a>
  504. <span class="sourceLineNo">496</span> /**<a name="line.496"></a>
  505. <span class="sourceLineNo">497</span> * Sets the shape that can be displayed as an arrow pointing left at the<a name="line.497"></a>
  506. <span class="sourceLineNo">498</span> * end of an axis line and sends an {@link AxisChangeEvent} to all<a name="line.498"></a>
  507. <span class="sourceLineNo">499</span> * registered listeners.<a name="line.499"></a>
  508. <span class="sourceLineNo">500</span> *<a name="line.500"></a>
  509. <span class="sourceLineNo">501</span> * @param arrow the arrow shape (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.501"></a>
  510. <span class="sourceLineNo">502</span> *<a name="line.502"></a>
  511. <span class="sourceLineNo">503</span> * @see #getLeftArrow()<a name="line.503"></a>
  512. <span class="sourceLineNo">504</span> */<a name="line.504"></a>
  513. <span class="sourceLineNo">505</span> public void setLeftArrow(Shape arrow) {<a name="line.505"></a>
  514. <span class="sourceLineNo">506</span> ParamChecks.nullNotPermitted(arrow, "arrow");<a name="line.506"></a>
  515. <span class="sourceLineNo">507</span> this.leftArrow = arrow;<a name="line.507"></a>
  516. <span class="sourceLineNo">508</span> fireChangeEvent();<a name="line.508"></a>
  517. <span class="sourceLineNo">509</span> }<a name="line.509"></a>
  518. <span class="sourceLineNo">510</span><a name="line.510"></a>
  519. <span class="sourceLineNo">511</span> /**<a name="line.511"></a>
  520. <span class="sourceLineNo">512</span> * Returns a shape that can be displayed as an arrow pointing right at the<a name="line.512"></a>
  521. <span class="sourceLineNo">513</span> * end of an axis line.<a name="line.513"></a>
  522. <span class="sourceLineNo">514</span> *<a name="line.514"></a>
  523. <span class="sourceLineNo">515</span> * @return A shape (never &lt;code&gt;null&lt;/code&gt;).<a name="line.515"></a>
  524. <span class="sourceLineNo">516</span> *<a name="line.516"></a>
  525. <span class="sourceLineNo">517</span> * @see #setRightArrow(Shape)<a name="line.517"></a>
  526. <span class="sourceLineNo">518</span> */<a name="line.518"></a>
  527. <span class="sourceLineNo">519</span> public Shape getRightArrow() {<a name="line.519"></a>
  528. <span class="sourceLineNo">520</span> return this.rightArrow;<a name="line.520"></a>
  529. <span class="sourceLineNo">521</span> }<a name="line.521"></a>
  530. <span class="sourceLineNo">522</span><a name="line.522"></a>
  531. <span class="sourceLineNo">523</span> /**<a name="line.523"></a>
  532. <span class="sourceLineNo">524</span> * Sets the shape that can be displayed as an arrow pointing rightwards at<a name="line.524"></a>
  533. <span class="sourceLineNo">525</span> * the end of an axis line and sends an {@link AxisChangeEvent} to all<a name="line.525"></a>
  534. <span class="sourceLineNo">526</span> * registered listeners.<a name="line.526"></a>
  535. <span class="sourceLineNo">527</span> *<a name="line.527"></a>
  536. <span class="sourceLineNo">528</span> * @param arrow the arrow shape (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.528"></a>
  537. <span class="sourceLineNo">529</span> *<a name="line.529"></a>
  538. <span class="sourceLineNo">530</span> * @see #getRightArrow()<a name="line.530"></a>
  539. <span class="sourceLineNo">531</span> */<a name="line.531"></a>
  540. <span class="sourceLineNo">532</span> public void setRightArrow(Shape arrow) {<a name="line.532"></a>
  541. <span class="sourceLineNo">533</span> ParamChecks.nullNotPermitted(arrow, "arrow");<a name="line.533"></a>
  542. <span class="sourceLineNo">534</span> this.rightArrow = arrow;<a name="line.534"></a>
  543. <span class="sourceLineNo">535</span> fireChangeEvent();<a name="line.535"></a>
  544. <span class="sourceLineNo">536</span> }<a name="line.536"></a>
  545. <span class="sourceLineNo">537</span><a name="line.537"></a>
  546. <span class="sourceLineNo">538</span> /**<a name="line.538"></a>
  547. <span class="sourceLineNo">539</span> * Draws an axis line at the current cursor position and edge.<a name="line.539"></a>
  548. <span class="sourceLineNo">540</span> *<a name="line.540"></a>
  549. <span class="sourceLineNo">541</span> * @param g2 the graphics device ({@code null} not permitted).<a name="line.541"></a>
  550. <span class="sourceLineNo">542</span> * @param cursor the cursor position.<a name="line.542"></a>
  551. <span class="sourceLineNo">543</span> * @param dataArea the data area.<a name="line.543"></a>
  552. <span class="sourceLineNo">544</span> * @param edge the edge.<a name="line.544"></a>
  553. <span class="sourceLineNo">545</span> */<a name="line.545"></a>
  554. <span class="sourceLineNo">546</span> @Override<a name="line.546"></a>
  555. <span class="sourceLineNo">547</span> protected void drawAxisLine(Graphics2D g2, double cursor,<a name="line.547"></a>
  556. <span class="sourceLineNo">548</span> Rectangle2D dataArea, RectangleEdge edge) {<a name="line.548"></a>
  557. <span class="sourceLineNo">549</span> Line2D axisLine = null;<a name="line.549"></a>
  558. <span class="sourceLineNo">550</span> double c = cursor;<a name="line.550"></a>
  559. <span class="sourceLineNo">551</span> if (edge == RectangleEdge.TOP) {<a name="line.551"></a>
  560. <span class="sourceLineNo">552</span> axisLine = new Line2D.Double(dataArea.getX(), c, dataArea.getMaxX(),<a name="line.552"></a>
  561. <span class="sourceLineNo">553</span> c);<a name="line.553"></a>
  562. <span class="sourceLineNo">554</span> } else if (edge == RectangleEdge.BOTTOM) {<a name="line.554"></a>
  563. <span class="sourceLineNo">555</span> axisLine = new Line2D.Double(dataArea.getX(), c, dataArea.getMaxX(),<a name="line.555"></a>
  564. <span class="sourceLineNo">556</span> c);<a name="line.556"></a>
  565. <span class="sourceLineNo">557</span> } else if (edge == RectangleEdge.LEFT) {<a name="line.557"></a>
  566. <span class="sourceLineNo">558</span> axisLine = new Line2D.Double(c, dataArea.getY(), c, <a name="line.558"></a>
  567. <span class="sourceLineNo">559</span> dataArea.getMaxY());<a name="line.559"></a>
  568. <span class="sourceLineNo">560</span> } else if (edge == RectangleEdge.RIGHT) {<a name="line.560"></a>
  569. <span class="sourceLineNo">561</span> axisLine = new Line2D.Double(c, dataArea.getY(), c,<a name="line.561"></a>
  570. <span class="sourceLineNo">562</span> dataArea.getMaxY());<a name="line.562"></a>
  571. <span class="sourceLineNo">563</span> }<a name="line.563"></a>
  572. <span class="sourceLineNo">564</span> g2.setPaint(getAxisLinePaint());<a name="line.564"></a>
  573. <span class="sourceLineNo">565</span> g2.setStroke(getAxisLineStroke());<a name="line.565"></a>
  574. <span class="sourceLineNo">566</span> Object saved = g2.getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);<a name="line.566"></a>
  575. <span class="sourceLineNo">567</span> g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, <a name="line.567"></a>
  576. <span class="sourceLineNo">568</span> RenderingHints.VALUE_STROKE_NORMALIZE);<a name="line.568"></a>
  577. <span class="sourceLineNo">569</span> g2.draw(axisLine);<a name="line.569"></a>
  578. <span class="sourceLineNo">570</span> g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, saved);<a name="line.570"></a>
  579. <span class="sourceLineNo">571</span><a name="line.571"></a>
  580. <span class="sourceLineNo">572</span> boolean drawUpOrRight = false;<a name="line.572"></a>
  581. <span class="sourceLineNo">573</span> boolean drawDownOrLeft = false;<a name="line.573"></a>
  582. <span class="sourceLineNo">574</span> if (this.positiveArrowVisible) {<a name="line.574"></a>
  583. <span class="sourceLineNo">575</span> if (this.inverted) {<a name="line.575"></a>
  584. <span class="sourceLineNo">576</span> drawDownOrLeft = true;<a name="line.576"></a>
  585. <span class="sourceLineNo">577</span> }<a name="line.577"></a>
  586. <span class="sourceLineNo">578</span> else {<a name="line.578"></a>
  587. <span class="sourceLineNo">579</span> drawUpOrRight = true;<a name="line.579"></a>
  588. <span class="sourceLineNo">580</span> }<a name="line.580"></a>
  589. <span class="sourceLineNo">581</span> }<a name="line.581"></a>
  590. <span class="sourceLineNo">582</span> if (this.negativeArrowVisible) {<a name="line.582"></a>
  591. <span class="sourceLineNo">583</span> if (this.inverted) {<a name="line.583"></a>
  592. <span class="sourceLineNo">584</span> drawUpOrRight = true;<a name="line.584"></a>
  593. <span class="sourceLineNo">585</span> } else {<a name="line.585"></a>
  594. <span class="sourceLineNo">586</span> drawDownOrLeft = true;<a name="line.586"></a>
  595. <span class="sourceLineNo">587</span> }<a name="line.587"></a>
  596. <span class="sourceLineNo">588</span> }<a name="line.588"></a>
  597. <span class="sourceLineNo">589</span> if (drawUpOrRight) {<a name="line.589"></a>
  598. <span class="sourceLineNo">590</span> double x = 0.0;<a name="line.590"></a>
  599. <span class="sourceLineNo">591</span> double y = 0.0;<a name="line.591"></a>
  600. <span class="sourceLineNo">592</span> Shape arrow = null;<a name="line.592"></a>
  601. <span class="sourceLineNo">593</span> if (edge == RectangleEdge.TOP || edge == RectangleEdge.BOTTOM) {<a name="line.593"></a>
  602. <span class="sourceLineNo">594</span> x = dataArea.getMaxX();<a name="line.594"></a>
  603. <span class="sourceLineNo">595</span> y = cursor;<a name="line.595"></a>
  604. <span class="sourceLineNo">596</span> arrow = this.rightArrow;<a name="line.596"></a>
  605. <span class="sourceLineNo">597</span> } else if (edge == RectangleEdge.LEFT<a name="line.597"></a>
  606. <span class="sourceLineNo">598</span> || edge == RectangleEdge.RIGHT) {<a name="line.598"></a>
  607. <span class="sourceLineNo">599</span> x = cursor;<a name="line.599"></a>
  608. <span class="sourceLineNo">600</span> y = dataArea.getMinY();<a name="line.600"></a>
  609. <span class="sourceLineNo">601</span> arrow = this.upArrow;<a name="line.601"></a>
  610. <span class="sourceLineNo">602</span> }<a name="line.602"></a>
  611. <span class="sourceLineNo">603</span><a name="line.603"></a>
  612. <span class="sourceLineNo">604</span> // draw the arrow...<a name="line.604"></a>
  613. <span class="sourceLineNo">605</span> AffineTransform transformer = new AffineTransform();<a name="line.605"></a>
  614. <span class="sourceLineNo">606</span> transformer.setToTranslation(x, y);<a name="line.606"></a>
  615. <span class="sourceLineNo">607</span> Shape shape = transformer.createTransformedShape(arrow);<a name="line.607"></a>
  616. <span class="sourceLineNo">608</span> g2.fill(shape);<a name="line.608"></a>
  617. <span class="sourceLineNo">609</span> g2.draw(shape);<a name="line.609"></a>
  618. <span class="sourceLineNo">610</span> }<a name="line.610"></a>
  619. <span class="sourceLineNo">611</span><a name="line.611"></a>
  620. <span class="sourceLineNo">612</span> if (drawDownOrLeft) {<a name="line.612"></a>
  621. <span class="sourceLineNo">613</span> double x = 0.0;<a name="line.613"></a>
  622. <span class="sourceLineNo">614</span> double y = 0.0;<a name="line.614"></a>
  623. <span class="sourceLineNo">615</span> Shape arrow = null;<a name="line.615"></a>
  624. <span class="sourceLineNo">616</span> if (edge == RectangleEdge.TOP || edge == RectangleEdge.BOTTOM) {<a name="line.616"></a>
  625. <span class="sourceLineNo">617</span> x = dataArea.getMinX();<a name="line.617"></a>
  626. <span class="sourceLineNo">618</span> y = cursor;<a name="line.618"></a>
  627. <span class="sourceLineNo">619</span> arrow = this.leftArrow;<a name="line.619"></a>
  628. <span class="sourceLineNo">620</span> } else if (edge == RectangleEdge.LEFT<a name="line.620"></a>
  629. <span class="sourceLineNo">621</span> || edge == RectangleEdge.RIGHT) {<a name="line.621"></a>
  630. <span class="sourceLineNo">622</span> x = cursor;<a name="line.622"></a>
  631. <span class="sourceLineNo">623</span> y = dataArea.getMaxY();<a name="line.623"></a>
  632. <span class="sourceLineNo">624</span> arrow = this.downArrow;<a name="line.624"></a>
  633. <span class="sourceLineNo">625</span> }<a name="line.625"></a>
  634. <span class="sourceLineNo">626</span><a name="line.626"></a>
  635. <span class="sourceLineNo">627</span> // draw the arrow...<a name="line.627"></a>
  636. <span class="sourceLineNo">628</span> AffineTransform transformer = new AffineTransform();<a name="line.628"></a>
  637. <span class="sourceLineNo">629</span> transformer.setToTranslation(x, y);<a name="line.629"></a>
  638. <span class="sourceLineNo">630</span> Shape shape = transformer.createTransformedShape(arrow);<a name="line.630"></a>
  639. <span class="sourceLineNo">631</span> g2.fill(shape);<a name="line.631"></a>
  640. <span class="sourceLineNo">632</span> g2.draw(shape);<a name="line.632"></a>
  641. <span class="sourceLineNo">633</span> }<a name="line.633"></a>
  642. <span class="sourceLineNo">634</span><a name="line.634"></a>
  643. <span class="sourceLineNo">635</span> }<a name="line.635"></a>
  644. <span class="sourceLineNo">636</span><a name="line.636"></a>
  645. <span class="sourceLineNo">637</span> /**<a name="line.637"></a>
  646. <span class="sourceLineNo">638</span> * Calculates the anchor point for a tick label.<a name="line.638"></a>
  647. <span class="sourceLineNo">639</span> *<a name="line.639"></a>
  648. <span class="sourceLineNo">640</span> * @param tick the tick.<a name="line.640"></a>
  649. <span class="sourceLineNo">641</span> * @param cursor the cursor.<a name="line.641"></a>
  650. <span class="sourceLineNo">642</span> * @param dataArea the data area.<a name="line.642"></a>
  651. <span class="sourceLineNo">643</span> * @param edge the edge on which the axis is drawn.<a name="line.643"></a>
  652. <span class="sourceLineNo">644</span> *<a name="line.644"></a>
  653. <span class="sourceLineNo">645</span> * @return The x and y coordinates of the anchor point.<a name="line.645"></a>
  654. <span class="sourceLineNo">646</span> */<a name="line.646"></a>
  655. <span class="sourceLineNo">647</span> protected float[] calculateAnchorPoint(ValueTick tick, double cursor,<a name="line.647"></a>
  656. <span class="sourceLineNo">648</span> Rectangle2D dataArea, RectangleEdge edge) {<a name="line.648"></a>
  657. <span class="sourceLineNo">649</span><a name="line.649"></a>
  658. <span class="sourceLineNo">650</span> RectangleInsets insets = getTickLabelInsets();<a name="line.650"></a>
  659. <span class="sourceLineNo">651</span> float[] result = new float[2];<a name="line.651"></a>
  660. <span class="sourceLineNo">652</span> if (edge == RectangleEdge.TOP) {<a name="line.652"></a>
  661. <span class="sourceLineNo">653</span> result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);<a name="line.653"></a>
  662. <span class="sourceLineNo">654</span> result[1] = (float) (cursor - insets.getBottom() - 2.0);<a name="line.654"></a>
  663. <span class="sourceLineNo">655</span> }<a name="line.655"></a>
  664. <span class="sourceLineNo">656</span> else if (edge == RectangleEdge.BOTTOM) {<a name="line.656"></a>
  665. <span class="sourceLineNo">657</span> result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);<a name="line.657"></a>
  666. <span class="sourceLineNo">658</span> result[1] = (float) (cursor + insets.getTop() + 2.0);<a name="line.658"></a>
  667. <span class="sourceLineNo">659</span> }<a name="line.659"></a>
  668. <span class="sourceLineNo">660</span> else if (edge == RectangleEdge.LEFT) {<a name="line.660"></a>
  669. <span class="sourceLineNo">661</span> result[0] = (float) (cursor - insets.getLeft() - 2.0);<a name="line.661"></a>
  670. <span class="sourceLineNo">662</span> result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);<a name="line.662"></a>
  671. <span class="sourceLineNo">663</span> }<a name="line.663"></a>
  672. <span class="sourceLineNo">664</span> else if (edge == RectangleEdge.RIGHT) {<a name="line.664"></a>
  673. <span class="sourceLineNo">665</span> result[0] = (float) (cursor + insets.getRight() + 2.0);<a name="line.665"></a>
  674. <span class="sourceLineNo">666</span> result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);<a name="line.666"></a>
  675. <span class="sourceLineNo">667</span> }<a name="line.667"></a>
  676. <span class="sourceLineNo">668</span> return result;<a name="line.668"></a>
  677. <span class="sourceLineNo">669</span> }<a name="line.669"></a>
  678. <span class="sourceLineNo">670</span><a name="line.670"></a>
  679. <span class="sourceLineNo">671</span> /**<a name="line.671"></a>
  680. <span class="sourceLineNo">672</span> * Draws the axis line, tick marks and tick mark labels.<a name="line.672"></a>
  681. <span class="sourceLineNo">673</span> *<a name="line.673"></a>
  682. <span class="sourceLineNo">674</span> * @param g2 the graphics device (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.674"></a>
  683. <span class="sourceLineNo">675</span> * @param cursor the cursor.<a name="line.675"></a>
  684. <span class="sourceLineNo">676</span> * @param plotArea the plot area (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.676"></a>
  685. <span class="sourceLineNo">677</span> * @param dataArea the data area (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.677"></a>
  686. <span class="sourceLineNo">678</span> * @param edge the edge that the axis is aligned with (&lt;code&gt;null&lt;/code&gt; <a name="line.678"></a>
  687. <span class="sourceLineNo">679</span> * not permitted).<a name="line.679"></a>
  688. <span class="sourceLineNo">680</span> *<a name="line.680"></a>
  689. <span class="sourceLineNo">681</span> * @return The width or height used to draw the axis.<a name="line.681"></a>
  690. <span class="sourceLineNo">682</span> */<a name="line.682"></a>
  691. <span class="sourceLineNo">683</span> protected AxisState drawTickMarksAndLabels(Graphics2D g2,<a name="line.683"></a>
  692. <span class="sourceLineNo">684</span> double cursor, Rectangle2D plotArea, Rectangle2D dataArea,<a name="line.684"></a>
  693. <span class="sourceLineNo">685</span> RectangleEdge edge) {<a name="line.685"></a>
  694. <span class="sourceLineNo">686</span><a name="line.686"></a>
  695. <span class="sourceLineNo">687</span> AxisState state = new AxisState(cursor);<a name="line.687"></a>
  696. <span class="sourceLineNo">688</span> if (isAxisLineVisible()) {<a name="line.688"></a>
  697. <span class="sourceLineNo">689</span> drawAxisLine(g2, cursor, dataArea, edge);<a name="line.689"></a>
  698. <span class="sourceLineNo">690</span> }<a name="line.690"></a>
  699. <span class="sourceLineNo">691</span> List ticks = refreshTicks(g2, state, dataArea, edge);<a name="line.691"></a>
  700. <span class="sourceLineNo">692</span> state.setTicks(ticks);<a name="line.692"></a>
  701. <span class="sourceLineNo">693</span> g2.setFont(getTickLabelFont());<a name="line.693"></a>
  702. <span class="sourceLineNo">694</span> Object saved = g2.getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);<a name="line.694"></a>
  703. <span class="sourceLineNo">695</span> g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, <a name="line.695"></a>
  704. <span class="sourceLineNo">696</span> RenderingHints.VALUE_STROKE_NORMALIZE);<a name="line.696"></a>
  705. <span class="sourceLineNo">697</span> Iterator iterator = ticks.iterator();<a name="line.697"></a>
  706. <span class="sourceLineNo">698</span> while (iterator.hasNext()) {<a name="line.698"></a>
  707. <span class="sourceLineNo">699</span> ValueTick tick = (ValueTick) iterator.next();<a name="line.699"></a>
  708. <span class="sourceLineNo">700</span> if (isTickLabelsVisible()) {<a name="line.700"></a>
  709. <span class="sourceLineNo">701</span> g2.setPaint(getTickLabelPaint());<a name="line.701"></a>
  710. <span class="sourceLineNo">702</span> float[] anchorPoint = calculateAnchorPoint(tick, cursor,<a name="line.702"></a>
  711. <span class="sourceLineNo">703</span> dataArea, edge);<a name="line.703"></a>
  712. <span class="sourceLineNo">704</span> if (tick instanceof LogTick) {<a name="line.704"></a>
  713. <span class="sourceLineNo">705</span> LogTick lt = (LogTick) tick;<a name="line.705"></a>
  714. <span class="sourceLineNo">706</span> if (lt.getAttributedLabel() == null) {<a name="line.706"></a>
  715. <span class="sourceLineNo">707</span> continue;<a name="line.707"></a>
  716. <span class="sourceLineNo">708</span> }<a name="line.708"></a>
  717. <span class="sourceLineNo">709</span> AttrStringUtils.drawRotatedString(lt.getAttributedLabel(), <a name="line.709"></a>
  718. <span class="sourceLineNo">710</span> g2, anchorPoint[0], anchorPoint[1], <a name="line.710"></a>
  719. <span class="sourceLineNo">711</span> tick.getTextAnchor(), tick.getAngle(), <a name="line.711"></a>
  720. <span class="sourceLineNo">712</span> tick.getRotationAnchor());<a name="line.712"></a>
  721. <span class="sourceLineNo">713</span> } else {<a name="line.713"></a>
  722. <span class="sourceLineNo">714</span> if (tick.getText() == null) {<a name="line.714"></a>
  723. <span class="sourceLineNo">715</span> continue;<a name="line.715"></a>
  724. <span class="sourceLineNo">716</span> }<a name="line.716"></a>
  725. <span class="sourceLineNo">717</span> TextUtilities.drawRotatedString(tick.getText(), g2,<a name="line.717"></a>
  726. <span class="sourceLineNo">718</span> anchorPoint[0], anchorPoint[1], <a name="line.718"></a>
  727. <span class="sourceLineNo">719</span> tick.getTextAnchor(), tick.getAngle(), <a name="line.719"></a>
  728. <span class="sourceLineNo">720</span> tick.getRotationAnchor());<a name="line.720"></a>
  729. <span class="sourceLineNo">721</span> }<a name="line.721"></a>
  730. <span class="sourceLineNo">722</span> }<a name="line.722"></a>
  731. <span class="sourceLineNo">723</span><a name="line.723"></a>
  732. <span class="sourceLineNo">724</span> if ((isTickMarksVisible() &amp;&amp; tick.getTickType().equals(<a name="line.724"></a>
  733. <span class="sourceLineNo">725</span> TickType.MAJOR)) || (isMinorTickMarksVisible()<a name="line.725"></a>
  734. <span class="sourceLineNo">726</span> &amp;&amp; tick.getTickType().equals(TickType.MINOR))) {<a name="line.726"></a>
  735. <span class="sourceLineNo">727</span><a name="line.727"></a>
  736. <span class="sourceLineNo">728</span> double ol = (tick.getTickType().equals(TickType.MINOR)) <a name="line.728"></a>
  737. <span class="sourceLineNo">729</span> ? getMinorTickMarkOutsideLength()<a name="line.729"></a>
  738. <span class="sourceLineNo">730</span> : getTickMarkOutsideLength();<a name="line.730"></a>
  739. <span class="sourceLineNo">731</span><a name="line.731"></a>
  740. <span class="sourceLineNo">732</span> double il = (tick.getTickType().equals(TickType.MINOR)) <a name="line.732"></a>
  741. <span class="sourceLineNo">733</span> ? getMinorTickMarkInsideLength()<a name="line.733"></a>
  742. <span class="sourceLineNo">734</span> : getTickMarkInsideLength();<a name="line.734"></a>
  743. <span class="sourceLineNo">735</span><a name="line.735"></a>
  744. <span class="sourceLineNo">736</span> float xx = (float) valueToJava2D(tick.getValue(), dataArea,<a name="line.736"></a>
  745. <span class="sourceLineNo">737</span> edge);<a name="line.737"></a>
  746. <span class="sourceLineNo">738</span> Line2D mark = null;<a name="line.738"></a>
  747. <span class="sourceLineNo">739</span> g2.setStroke(getTickMarkStroke());<a name="line.739"></a>
  748. <span class="sourceLineNo">740</span> g2.setPaint(getTickMarkPaint());<a name="line.740"></a>
  749. <span class="sourceLineNo">741</span> if (edge == RectangleEdge.LEFT) {<a name="line.741"></a>
  750. <span class="sourceLineNo">742</span> mark = new Line2D.Double(cursor - ol, xx, cursor + il, xx);<a name="line.742"></a>
  751. <span class="sourceLineNo">743</span> }<a name="line.743"></a>
  752. <span class="sourceLineNo">744</span> else if (edge == RectangleEdge.RIGHT) {<a name="line.744"></a>
  753. <span class="sourceLineNo">745</span> mark = new Line2D.Double(cursor + ol, xx, cursor - il, xx);<a name="line.745"></a>
  754. <span class="sourceLineNo">746</span> }<a name="line.746"></a>
  755. <span class="sourceLineNo">747</span> else if (edge == RectangleEdge.TOP) {<a name="line.747"></a>
  756. <span class="sourceLineNo">748</span> mark = new Line2D.Double(xx, cursor - ol, xx, cursor + il);<a name="line.748"></a>
  757. <span class="sourceLineNo">749</span> }<a name="line.749"></a>
  758. <span class="sourceLineNo">750</span> else if (edge == RectangleEdge.BOTTOM) {<a name="line.750"></a>
  759. <span class="sourceLineNo">751</span> mark = new Line2D.Double(xx, cursor + ol, xx, cursor - il);<a name="line.751"></a>
  760. <span class="sourceLineNo">752</span> }<a name="line.752"></a>
  761. <span class="sourceLineNo">753</span> g2.draw(mark);<a name="line.753"></a>
  762. <span class="sourceLineNo">754</span> }<a name="line.754"></a>
  763. <span class="sourceLineNo">755</span> }<a name="line.755"></a>
  764. <span class="sourceLineNo">756</span> g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, saved);<a name="line.756"></a>
  765. <span class="sourceLineNo">757</span> <a name="line.757"></a>
  766. <span class="sourceLineNo">758</span> // need to work out the space used by the tick labels...<a name="line.758"></a>
  767. <span class="sourceLineNo">759</span> // so we can update the cursor...<a name="line.759"></a>
  768. <span class="sourceLineNo">760</span> double used = 0.0;<a name="line.760"></a>
  769. <span class="sourceLineNo">761</span> if (isTickLabelsVisible()) {<a name="line.761"></a>
  770. <span class="sourceLineNo">762</span> if (edge == RectangleEdge.LEFT) {<a name="line.762"></a>
  771. <span class="sourceLineNo">763</span> used += findMaximumTickLabelWidth(ticks, g2, plotArea,<a name="line.763"></a>
  772. <span class="sourceLineNo">764</span> isVerticalTickLabels());<a name="line.764"></a>
  773. <span class="sourceLineNo">765</span> state.cursorLeft(used);<a name="line.765"></a>
  774. <span class="sourceLineNo">766</span> } else if (edge == RectangleEdge.RIGHT) {<a name="line.766"></a>
  775. <span class="sourceLineNo">767</span> used = findMaximumTickLabelWidth(ticks, g2, plotArea,<a name="line.767"></a>
  776. <span class="sourceLineNo">768</span> isVerticalTickLabels());<a name="line.768"></a>
  777. <span class="sourceLineNo">769</span> state.cursorRight(used);<a name="line.769"></a>
  778. <span class="sourceLineNo">770</span> } else if (edge == RectangleEdge.TOP) {<a name="line.770"></a>
  779. <span class="sourceLineNo">771</span> used = findMaximumTickLabelHeight(ticks, g2, plotArea,<a name="line.771"></a>
  780. <span class="sourceLineNo">772</span> isVerticalTickLabels());<a name="line.772"></a>
  781. <span class="sourceLineNo">773</span> state.cursorUp(used);<a name="line.773"></a>
  782. <span class="sourceLineNo">774</span> } else if (edge == RectangleEdge.BOTTOM) {<a name="line.774"></a>
  783. <span class="sourceLineNo">775</span> used = findMaximumTickLabelHeight(ticks, g2, plotArea,<a name="line.775"></a>
  784. <span class="sourceLineNo">776</span> isVerticalTickLabels());<a name="line.776"></a>
  785. <span class="sourceLineNo">777</span> state.cursorDown(used);<a name="line.777"></a>
  786. <span class="sourceLineNo">778</span> }<a name="line.778"></a>
  787. <span class="sourceLineNo">779</span> }<a name="line.779"></a>
  788. <span class="sourceLineNo">780</span><a name="line.780"></a>
  789. <span class="sourceLineNo">781</span> return state;<a name="line.781"></a>
  790. <span class="sourceLineNo">782</span> }<a name="line.782"></a>
  791. <span class="sourceLineNo">783</span><a name="line.783"></a>
  792. <span class="sourceLineNo">784</span> /**<a name="line.784"></a>
  793. <span class="sourceLineNo">785</span> * Returns the space required to draw the axis.<a name="line.785"></a>
  794. <span class="sourceLineNo">786</span> *<a name="line.786"></a>
  795. <span class="sourceLineNo">787</span> * @param g2 the graphics device.<a name="line.787"></a>
  796. <span class="sourceLineNo">788</span> * @param plot the plot that the axis belongs to.<a name="line.788"></a>
  797. <span class="sourceLineNo">789</span> * @param plotArea the area within which the plot should be drawn.<a name="line.789"></a>
  798. <span class="sourceLineNo">790</span> * @param edge the axis location.<a name="line.790"></a>
  799. <span class="sourceLineNo">791</span> * @param space the space already reserved (for other axes).<a name="line.791"></a>
  800. <span class="sourceLineNo">792</span> *<a name="line.792"></a>
  801. <span class="sourceLineNo">793</span> * @return The space required to draw the axis (including pre-reserved<a name="line.793"></a>
  802. <span class="sourceLineNo">794</span> * space).<a name="line.794"></a>
  803. <span class="sourceLineNo">795</span> */<a name="line.795"></a>
  804. <span class="sourceLineNo">796</span> @Override<a name="line.796"></a>
  805. <span class="sourceLineNo">797</span> public AxisSpace reserveSpace(Graphics2D g2, Plot plot, <a name="line.797"></a>
  806. <span class="sourceLineNo">798</span> Rectangle2D plotArea, RectangleEdge edge, AxisSpace space) {<a name="line.798"></a>
  807. <span class="sourceLineNo">799</span><a name="line.799"></a>
  808. <span class="sourceLineNo">800</span> // create a new space object if one wasn't supplied...<a name="line.800"></a>
  809. <span class="sourceLineNo">801</span> if (space == null) {<a name="line.801"></a>
  810. <span class="sourceLineNo">802</span> space = new AxisSpace();<a name="line.802"></a>
  811. <span class="sourceLineNo">803</span> }<a name="line.803"></a>
  812. <span class="sourceLineNo">804</span><a name="line.804"></a>
  813. <span class="sourceLineNo">805</span> // if the axis is not visible, no additional space is required...<a name="line.805"></a>
  814. <span class="sourceLineNo">806</span> if (!isVisible()) {<a name="line.806"></a>
  815. <span class="sourceLineNo">807</span> return space;<a name="line.807"></a>
  816. <span class="sourceLineNo">808</span> }<a name="line.808"></a>
  817. <span class="sourceLineNo">809</span><a name="line.809"></a>
  818. <span class="sourceLineNo">810</span> // if the axis has a fixed dimension, return it...<a name="line.810"></a>
  819. <span class="sourceLineNo">811</span> double dimension = getFixedDimension();<a name="line.811"></a>
  820. <span class="sourceLineNo">812</span> if (dimension &gt; 0.0) {<a name="line.812"></a>
  821. <span class="sourceLineNo">813</span> space.add(dimension, edge);<a name="line.813"></a>
  822. <span class="sourceLineNo">814</span> return space;<a name="line.814"></a>
  823. <span class="sourceLineNo">815</span> }<a name="line.815"></a>
  824. <span class="sourceLineNo">816</span><a name="line.816"></a>
  825. <span class="sourceLineNo">817</span> // calculate the max size of the tick labels (if visible)...<a name="line.817"></a>
  826. <span class="sourceLineNo">818</span> double tickLabelHeight = 0.0;<a name="line.818"></a>
  827. <span class="sourceLineNo">819</span> double tickLabelWidth = 0.0;<a name="line.819"></a>
  828. <span class="sourceLineNo">820</span> if (isTickLabelsVisible()) {<a name="line.820"></a>
  829. <span class="sourceLineNo">821</span> g2.setFont(getTickLabelFont());<a name="line.821"></a>
  830. <span class="sourceLineNo">822</span> List ticks = refreshTicks(g2, new AxisState(), plotArea, edge);<a name="line.822"></a>
  831. <span class="sourceLineNo">823</span> if (RectangleEdge.isTopOrBottom(edge)) {<a name="line.823"></a>
  832. <span class="sourceLineNo">824</span> tickLabelHeight = findMaximumTickLabelHeight(ticks, g2,<a name="line.824"></a>
  833. <span class="sourceLineNo">825</span> plotArea, isVerticalTickLabels());<a name="line.825"></a>
  834. <span class="sourceLineNo">826</span> }<a name="line.826"></a>
  835. <span class="sourceLineNo">827</span> else if (RectangleEdge.isLeftOrRight(edge)) {<a name="line.827"></a>
  836. <span class="sourceLineNo">828</span> tickLabelWidth = findMaximumTickLabelWidth(ticks, g2, plotArea,<a name="line.828"></a>
  837. <span class="sourceLineNo">829</span> isVerticalTickLabels());<a name="line.829"></a>
  838. <span class="sourceLineNo">830</span> }<a name="line.830"></a>
  839. <span class="sourceLineNo">831</span> }<a name="line.831"></a>
  840. <span class="sourceLineNo">832</span><a name="line.832"></a>
  841. <span class="sourceLineNo">833</span> // get the axis label size and update the space object...<a name="line.833"></a>
  842. <span class="sourceLineNo">834</span> Rectangle2D labelEnclosure = getLabelEnclosure(g2, edge);<a name="line.834"></a>
  843. <span class="sourceLineNo">835</span> if (RectangleEdge.isTopOrBottom(edge)) {<a name="line.835"></a>
  844. <span class="sourceLineNo">836</span> double labelHeight = labelEnclosure.getHeight();<a name="line.836"></a>
  845. <span class="sourceLineNo">837</span> space.add(labelHeight + tickLabelHeight, edge);<a name="line.837"></a>
  846. <span class="sourceLineNo">838</span> }<a name="line.838"></a>
  847. <span class="sourceLineNo">839</span> else if (RectangleEdge.isLeftOrRight(edge)) {<a name="line.839"></a>
  848. <span class="sourceLineNo">840</span> double labelWidth = labelEnclosure.getWidth();<a name="line.840"></a>
  849. <span class="sourceLineNo">841</span> space.add(labelWidth + tickLabelWidth, edge);<a name="line.841"></a>
  850. <span class="sourceLineNo">842</span> }<a name="line.842"></a>
  851. <span class="sourceLineNo">843</span><a name="line.843"></a>
  852. <span class="sourceLineNo">844</span> return space;<a name="line.844"></a>
  853. <span class="sourceLineNo">845</span><a name="line.845"></a>
  854. <span class="sourceLineNo">846</span> }<a name="line.846"></a>
  855. <span class="sourceLineNo">847</span><a name="line.847"></a>
  856. <span class="sourceLineNo">848</span> /**<a name="line.848"></a>
  857. <span class="sourceLineNo">849</span> * A utility method for determining the height of the tallest tick label.<a name="line.849"></a>
  858. <span class="sourceLineNo">850</span> *<a name="line.850"></a>
  859. <span class="sourceLineNo">851</span> * @param ticks the ticks.<a name="line.851"></a>
  860. <span class="sourceLineNo">852</span> * @param g2 the graphics device.<a name="line.852"></a>
  861. <span class="sourceLineNo">853</span> * @param drawArea the area within which the plot and axes should be drawn.<a name="line.853"></a>
  862. <span class="sourceLineNo">854</span> * @param vertical a flag that indicates whether or not the tick labels<a name="line.854"></a>
  863. <span class="sourceLineNo">855</span> * are 'vertical'.<a name="line.855"></a>
  864. <span class="sourceLineNo">856</span> *<a name="line.856"></a>
  865. <span class="sourceLineNo">857</span> * @return The height of the tallest tick label.<a name="line.857"></a>
  866. <span class="sourceLineNo">858</span> */<a name="line.858"></a>
  867. <span class="sourceLineNo">859</span> protected double findMaximumTickLabelHeight(List ticks, Graphics2D g2,<a name="line.859"></a>
  868. <span class="sourceLineNo">860</span> Rectangle2D drawArea, boolean vertical) {<a name="line.860"></a>
  869. <span class="sourceLineNo">861</span><a name="line.861"></a>
  870. <span class="sourceLineNo">862</span> RectangleInsets insets = getTickLabelInsets();<a name="line.862"></a>
  871. <span class="sourceLineNo">863</span> Font font = getTickLabelFont();<a name="line.863"></a>
  872. <span class="sourceLineNo">864</span> g2.setFont(font);<a name="line.864"></a>
  873. <span class="sourceLineNo">865</span> double maxHeight = 0.0;<a name="line.865"></a>
  874. <span class="sourceLineNo">866</span> if (vertical) {<a name="line.866"></a>
  875. <span class="sourceLineNo">867</span> FontMetrics fm = g2.getFontMetrics(font);<a name="line.867"></a>
  876. <span class="sourceLineNo">868</span> Iterator iterator = ticks.iterator();<a name="line.868"></a>
  877. <span class="sourceLineNo">869</span> while (iterator.hasNext()) {<a name="line.869"></a>
  878. <span class="sourceLineNo">870</span> Tick tick = (Tick) iterator.next();<a name="line.870"></a>
  879. <span class="sourceLineNo">871</span> Rectangle2D labelBounds = null;<a name="line.871"></a>
  880. <span class="sourceLineNo">872</span> if (tick instanceof LogTick) {<a name="line.872"></a>
  881. <span class="sourceLineNo">873</span> LogTick lt = (LogTick) tick;<a name="line.873"></a>
  882. <span class="sourceLineNo">874</span> if (lt.getAttributedLabel() != null) {<a name="line.874"></a>
  883. <span class="sourceLineNo">875</span> labelBounds = AttrStringUtils.getTextBounds(<a name="line.875"></a>
  884. <span class="sourceLineNo">876</span> lt.getAttributedLabel(), g2);<a name="line.876"></a>
  885. <span class="sourceLineNo">877</span> }<a name="line.877"></a>
  886. <span class="sourceLineNo">878</span> } else if (tick.getText() != null) {<a name="line.878"></a>
  887. <span class="sourceLineNo">879</span> labelBounds = TextUtilities.getTextBounds(<a name="line.879"></a>
  888. <span class="sourceLineNo">880</span> tick.getText(), g2, fm);<a name="line.880"></a>
  889. <span class="sourceLineNo">881</span> }<a name="line.881"></a>
  890. <span class="sourceLineNo">882</span> if (labelBounds != null &amp;&amp; labelBounds.getWidth() <a name="line.882"></a>
  891. <span class="sourceLineNo">883</span> + insets.getTop() + insets.getBottom() &gt; maxHeight) {<a name="line.883"></a>
  892. <span class="sourceLineNo">884</span> maxHeight = labelBounds.getWidth()<a name="line.884"></a>
  893. <span class="sourceLineNo">885</span> + insets.getTop() + insets.getBottom();<a name="line.885"></a>
  894. <span class="sourceLineNo">886</span> }<a name="line.886"></a>
  895. <span class="sourceLineNo">887</span> }<a name="line.887"></a>
  896. <span class="sourceLineNo">888</span> } else {<a name="line.888"></a>
  897. <span class="sourceLineNo">889</span> LineMetrics metrics = font.getLineMetrics("ABCxyz",<a name="line.889"></a>
  898. <span class="sourceLineNo">890</span> g2.getFontRenderContext());<a name="line.890"></a>
  899. <span class="sourceLineNo">891</span> maxHeight = metrics.getHeight()<a name="line.891"></a>
  900. <span class="sourceLineNo">892</span> + insets.getTop() + insets.getBottom();<a name="line.892"></a>
  901. <span class="sourceLineNo">893</span> }<a name="line.893"></a>
  902. <span class="sourceLineNo">894</span> return maxHeight;<a name="line.894"></a>
  903. <span class="sourceLineNo">895</span><a name="line.895"></a>
  904. <span class="sourceLineNo">896</span> }<a name="line.896"></a>
  905. <span class="sourceLineNo">897</span><a name="line.897"></a>
  906. <span class="sourceLineNo">898</span> /**<a name="line.898"></a>
  907. <span class="sourceLineNo">899</span> * A utility method for determining the width of the widest tick label.<a name="line.899"></a>
  908. <span class="sourceLineNo">900</span> *<a name="line.900"></a>
  909. <span class="sourceLineNo">901</span> * @param ticks the ticks.<a name="line.901"></a>
  910. <span class="sourceLineNo">902</span> * @param g2 the graphics device.<a name="line.902"></a>
  911. <span class="sourceLineNo">903</span> * @param drawArea the area within which the plot and axes should be drawn.<a name="line.903"></a>
  912. <span class="sourceLineNo">904</span> * @param vertical a flag that indicates whether or not the tick labels<a name="line.904"></a>
  913. <span class="sourceLineNo">905</span> * are 'vertical'.<a name="line.905"></a>
  914. <span class="sourceLineNo">906</span> *<a name="line.906"></a>
  915. <span class="sourceLineNo">907</span> * @return The width of the tallest tick label.<a name="line.907"></a>
  916. <span class="sourceLineNo">908</span> */<a name="line.908"></a>
  917. <span class="sourceLineNo">909</span> protected double findMaximumTickLabelWidth(List ticks, Graphics2D g2,<a name="line.909"></a>
  918. <span class="sourceLineNo">910</span> Rectangle2D drawArea, boolean vertical) {<a name="line.910"></a>
  919. <span class="sourceLineNo">911</span><a name="line.911"></a>
  920. <span class="sourceLineNo">912</span> RectangleInsets insets = getTickLabelInsets();<a name="line.912"></a>
  921. <span class="sourceLineNo">913</span> Font font = getTickLabelFont();<a name="line.913"></a>
  922. <span class="sourceLineNo">914</span> double maxWidth = 0.0;<a name="line.914"></a>
  923. <span class="sourceLineNo">915</span> if (!vertical) {<a name="line.915"></a>
  924. <span class="sourceLineNo">916</span> FontMetrics fm = g2.getFontMetrics(font);<a name="line.916"></a>
  925. <span class="sourceLineNo">917</span> Iterator iterator = ticks.iterator();<a name="line.917"></a>
  926. <span class="sourceLineNo">918</span> while (iterator.hasNext()) {<a name="line.918"></a>
  927. <span class="sourceLineNo">919</span> Tick tick = (Tick) iterator.next();<a name="line.919"></a>
  928. <span class="sourceLineNo">920</span> Rectangle2D labelBounds = null;<a name="line.920"></a>
  929. <span class="sourceLineNo">921</span> if (tick instanceof LogTick) {<a name="line.921"></a>
  930. <span class="sourceLineNo">922</span> LogTick lt = (LogTick) tick;<a name="line.922"></a>
  931. <span class="sourceLineNo">923</span> if (lt.getAttributedLabel() != null) {<a name="line.923"></a>
  932. <span class="sourceLineNo">924</span> labelBounds = AttrStringUtils.getTextBounds(<a name="line.924"></a>
  933. <span class="sourceLineNo">925</span> lt.getAttributedLabel(), g2);<a name="line.925"></a>
  934. <span class="sourceLineNo">926</span> }<a name="line.926"></a>
  935. <span class="sourceLineNo">927</span> } else if (tick.getText() != null) {<a name="line.927"></a>
  936. <span class="sourceLineNo">928</span> labelBounds = TextUtilities.getTextBounds(tick.getText(), <a name="line.928"></a>
  937. <span class="sourceLineNo">929</span> g2, fm);<a name="line.929"></a>
  938. <span class="sourceLineNo">930</span> }<a name="line.930"></a>
  939. <span class="sourceLineNo">931</span> if (labelBounds != null <a name="line.931"></a>
  940. <span class="sourceLineNo">932</span> &amp;&amp; labelBounds.getWidth() + insets.getLeft()<a name="line.932"></a>
  941. <span class="sourceLineNo">933</span> + insets.getRight() &gt; maxWidth) {<a name="line.933"></a>
  942. <span class="sourceLineNo">934</span> maxWidth = labelBounds.getWidth()<a name="line.934"></a>
  943. <span class="sourceLineNo">935</span> + insets.getLeft() + insets.getRight();<a name="line.935"></a>
  944. <span class="sourceLineNo">936</span> }<a name="line.936"></a>
  945. <span class="sourceLineNo">937</span> }<a name="line.937"></a>
  946. <span class="sourceLineNo">938</span> } else {<a name="line.938"></a>
  947. <span class="sourceLineNo">939</span> LineMetrics metrics = font.getLineMetrics("ABCxyz",<a name="line.939"></a>
  948. <span class="sourceLineNo">940</span> g2.getFontRenderContext());<a name="line.940"></a>
  949. <span class="sourceLineNo">941</span> maxWidth = metrics.getHeight()<a name="line.941"></a>
  950. <span class="sourceLineNo">942</span> + insets.getTop() + insets.getBottom();<a name="line.942"></a>
  951. <span class="sourceLineNo">943</span> }<a name="line.943"></a>
  952. <span class="sourceLineNo">944</span> return maxWidth;<a name="line.944"></a>
  953. <span class="sourceLineNo">945</span><a name="line.945"></a>
  954. <span class="sourceLineNo">946</span> }<a name="line.946"></a>
  955. <span class="sourceLineNo">947</span><a name="line.947"></a>
  956. <span class="sourceLineNo">948</span> /**<a name="line.948"></a>
  957. <span class="sourceLineNo">949</span> * Returns a flag that controls the direction of values on the axis.<a name="line.949"></a>
  958. <span class="sourceLineNo">950</span> * &lt;P&gt;<a name="line.950"></a>
  959. <span class="sourceLineNo">951</span> * For a regular axis, values increase from left to right (for a horizontal<a name="line.951"></a>
  960. <span class="sourceLineNo">952</span> * axis) and bottom to top (for a vertical axis). When the axis is<a name="line.952"></a>
  961. <span class="sourceLineNo">953</span> * 'inverted', the values increase in the opposite direction.<a name="line.953"></a>
  962. <span class="sourceLineNo">954</span> *<a name="line.954"></a>
  963. <span class="sourceLineNo">955</span> * @return The flag.<a name="line.955"></a>
  964. <span class="sourceLineNo">956</span> *<a name="line.956"></a>
  965. <span class="sourceLineNo">957</span> * @see #setInverted(boolean)<a name="line.957"></a>
  966. <span class="sourceLineNo">958</span> */<a name="line.958"></a>
  967. <span class="sourceLineNo">959</span> public boolean isInverted() {<a name="line.959"></a>
  968. <span class="sourceLineNo">960</span> return this.inverted;<a name="line.960"></a>
  969. <span class="sourceLineNo">961</span> }<a name="line.961"></a>
  970. <span class="sourceLineNo">962</span><a name="line.962"></a>
  971. <span class="sourceLineNo">963</span> /**<a name="line.963"></a>
  972. <span class="sourceLineNo">964</span> * Sets a flag that controls the direction of values on the axis, and<a name="line.964"></a>
  973. <span class="sourceLineNo">965</span> * notifies registered listeners that the axis has changed.<a name="line.965"></a>
  974. <span class="sourceLineNo">966</span> *<a name="line.966"></a>
  975. <span class="sourceLineNo">967</span> * @param flag the flag.<a name="line.967"></a>
  976. <span class="sourceLineNo">968</span> *<a name="line.968"></a>
  977. <span class="sourceLineNo">969</span> * @see #isInverted()<a name="line.969"></a>
  978. <span class="sourceLineNo">970</span> */<a name="line.970"></a>
  979. <span class="sourceLineNo">971</span> public void setInverted(boolean flag) {<a name="line.971"></a>
  980. <span class="sourceLineNo">972</span> if (this.inverted != flag) {<a name="line.972"></a>
  981. <span class="sourceLineNo">973</span> this.inverted = flag;<a name="line.973"></a>
  982. <span class="sourceLineNo">974</span> fireChangeEvent();<a name="line.974"></a>
  983. <span class="sourceLineNo">975</span> }<a name="line.975"></a>
  984. <span class="sourceLineNo">976</span> }<a name="line.976"></a>
  985. <span class="sourceLineNo">977</span><a name="line.977"></a>
  986. <span class="sourceLineNo">978</span> /**<a name="line.978"></a>
  987. <span class="sourceLineNo">979</span> * Returns the flag that controls whether or not the axis range is<a name="line.979"></a>
  988. <span class="sourceLineNo">980</span> * automatically adjusted to fit the data values.<a name="line.980"></a>
  989. <span class="sourceLineNo">981</span> *<a name="line.981"></a>
  990. <span class="sourceLineNo">982</span> * @return The flag.<a name="line.982"></a>
  991. <span class="sourceLineNo">983</span> *<a name="line.983"></a>
  992. <span class="sourceLineNo">984</span> * @see #setAutoRange(boolean)<a name="line.984"></a>
  993. <span class="sourceLineNo">985</span> */<a name="line.985"></a>
  994. <span class="sourceLineNo">986</span> public boolean isAutoRange() {<a name="line.986"></a>
  995. <span class="sourceLineNo">987</span> return this.autoRange;<a name="line.987"></a>
  996. <span class="sourceLineNo">988</span> }<a name="line.988"></a>
  997. <span class="sourceLineNo">989</span><a name="line.989"></a>
  998. <span class="sourceLineNo">990</span> /**<a name="line.990"></a>
  999. <span class="sourceLineNo">991</span> * Sets a flag that determines whether or not the axis range is<a name="line.991"></a>
  1000. <span class="sourceLineNo">992</span> * automatically adjusted to fit the data, and notifies registered<a name="line.992"></a>
  1001. <span class="sourceLineNo">993</span> * listeners that the axis has been modified.<a name="line.993"></a>
  1002. <span class="sourceLineNo">994</span> *<a name="line.994"></a>
  1003. <span class="sourceLineNo">995</span> * @param auto the new value of the flag.<a name="line.995"></a>
  1004. <span class="sourceLineNo">996</span> *<a name="line.996"></a>
  1005. <span class="sourceLineNo">997</span> * @see #isAutoRange()<a name="line.997"></a>
  1006. <span class="sourceLineNo">998</span> */<a name="line.998"></a>
  1007. <span class="sourceLineNo">999</span> public void setAutoRange(boolean auto) {<a name="line.999"></a>
  1008. <span class="sourceLineNo">1000</span> setAutoRange(auto, true);<a name="line.1000"></a>
  1009. <span class="sourceLineNo">1001</span> }<a name="line.1001"></a>
  1010. <span class="sourceLineNo">1002</span><a name="line.1002"></a>
  1011. <span class="sourceLineNo">1003</span> /**<a name="line.1003"></a>
  1012. <span class="sourceLineNo">1004</span> * Sets the auto range attribute. If the &lt;code&gt;notify&lt;/code&gt; flag is set,<a name="line.1004"></a>
  1013. <span class="sourceLineNo">1005</span> * an {@link AxisChangeEvent} is sent to registered listeners.<a name="line.1005"></a>
  1014. <span class="sourceLineNo">1006</span> *<a name="line.1006"></a>
  1015. <span class="sourceLineNo">1007</span> * @param auto the flag.<a name="line.1007"></a>
  1016. <span class="sourceLineNo">1008</span> * @param notify notify listeners?<a name="line.1008"></a>
  1017. <span class="sourceLineNo">1009</span> *<a name="line.1009"></a>
  1018. <span class="sourceLineNo">1010</span> * @see #isAutoRange()<a name="line.1010"></a>
  1019. <span class="sourceLineNo">1011</span> */<a name="line.1011"></a>
  1020. <span class="sourceLineNo">1012</span> protected void setAutoRange(boolean auto, boolean notify) {<a name="line.1012"></a>
  1021. <span class="sourceLineNo">1013</span> if (this.autoRange != auto) {<a name="line.1013"></a>
  1022. <span class="sourceLineNo">1014</span> this.autoRange = auto;<a name="line.1014"></a>
  1023. <span class="sourceLineNo">1015</span> if (this.autoRange) {<a name="line.1015"></a>
  1024. <span class="sourceLineNo">1016</span> autoAdjustRange();<a name="line.1016"></a>
  1025. <span class="sourceLineNo">1017</span> }<a name="line.1017"></a>
  1026. <span class="sourceLineNo">1018</span> if (notify) {<a name="line.1018"></a>
  1027. <span class="sourceLineNo">1019</span> fireChangeEvent();<a name="line.1019"></a>
  1028. <span class="sourceLineNo">1020</span> }<a name="line.1020"></a>
  1029. <span class="sourceLineNo">1021</span> }<a name="line.1021"></a>
  1030. <span class="sourceLineNo">1022</span> }<a name="line.1022"></a>
  1031. <span class="sourceLineNo">1023</span><a name="line.1023"></a>
  1032. <span class="sourceLineNo">1024</span> /**<a name="line.1024"></a>
  1033. <span class="sourceLineNo">1025</span> * Returns the minimum size allowed for the axis range when it is<a name="line.1025"></a>
  1034. <span class="sourceLineNo">1026</span> * automatically calculated.<a name="line.1026"></a>
  1035. <span class="sourceLineNo">1027</span> *<a name="line.1027"></a>
  1036. <span class="sourceLineNo">1028</span> * @return The minimum range.<a name="line.1028"></a>
  1037. <span class="sourceLineNo">1029</span> *<a name="line.1029"></a>
  1038. <span class="sourceLineNo">1030</span> * @see #setAutoRangeMinimumSize(double)<a name="line.1030"></a>
  1039. <span class="sourceLineNo">1031</span> */<a name="line.1031"></a>
  1040. <span class="sourceLineNo">1032</span> public double getAutoRangeMinimumSize() {<a name="line.1032"></a>
  1041. <span class="sourceLineNo">1033</span> return this.autoRangeMinimumSize;<a name="line.1033"></a>
  1042. <span class="sourceLineNo">1034</span> }<a name="line.1034"></a>
  1043. <span class="sourceLineNo">1035</span><a name="line.1035"></a>
  1044. <span class="sourceLineNo">1036</span> /**<a name="line.1036"></a>
  1045. <span class="sourceLineNo">1037</span> * Sets the auto range minimum size and sends an {@link AxisChangeEvent}<a name="line.1037"></a>
  1046. <span class="sourceLineNo">1038</span> * to all registered listeners.<a name="line.1038"></a>
  1047. <span class="sourceLineNo">1039</span> *<a name="line.1039"></a>
  1048. <span class="sourceLineNo">1040</span> * @param size the size.<a name="line.1040"></a>
  1049. <span class="sourceLineNo">1041</span> *<a name="line.1041"></a>
  1050. <span class="sourceLineNo">1042</span> * @see #getAutoRangeMinimumSize()<a name="line.1042"></a>
  1051. <span class="sourceLineNo">1043</span> */<a name="line.1043"></a>
  1052. <span class="sourceLineNo">1044</span> public void setAutoRangeMinimumSize(double size) {<a name="line.1044"></a>
  1053. <span class="sourceLineNo">1045</span> setAutoRangeMinimumSize(size, true);<a name="line.1045"></a>
  1054. <span class="sourceLineNo">1046</span> }<a name="line.1046"></a>
  1055. <span class="sourceLineNo">1047</span><a name="line.1047"></a>
  1056. <span class="sourceLineNo">1048</span> /**<a name="line.1048"></a>
  1057. <span class="sourceLineNo">1049</span> * Sets the minimum size allowed for the axis range when it is<a name="line.1049"></a>
  1058. <span class="sourceLineNo">1050</span> * automatically calculated.<a name="line.1050"></a>
  1059. <span class="sourceLineNo">1051</span> * &lt;p&gt;<a name="line.1051"></a>
  1060. <span class="sourceLineNo">1052</span> * If requested, an {@link AxisChangeEvent} is forwarded to all registered<a name="line.1052"></a>
  1061. <span class="sourceLineNo">1053</span> * listeners.<a name="line.1053"></a>
  1062. <span class="sourceLineNo">1054</span> *<a name="line.1054"></a>
  1063. <span class="sourceLineNo">1055</span> * @param size the new minimum.<a name="line.1055"></a>
  1064. <span class="sourceLineNo">1056</span> * @param notify notify listeners?<a name="line.1056"></a>
  1065. <span class="sourceLineNo">1057</span> */<a name="line.1057"></a>
  1066. <span class="sourceLineNo">1058</span> public void setAutoRangeMinimumSize(double size, boolean notify) {<a name="line.1058"></a>
  1067. <span class="sourceLineNo">1059</span> if (size &lt;= 0.0) {<a name="line.1059"></a>
  1068. <span class="sourceLineNo">1060</span> throw new IllegalArgumentException(<a name="line.1060"></a>
  1069. <span class="sourceLineNo">1061</span> "NumberAxis.setAutoRangeMinimumSize(double): must be &gt; 0.0.");<a name="line.1061"></a>
  1070. <span class="sourceLineNo">1062</span> }<a name="line.1062"></a>
  1071. <span class="sourceLineNo">1063</span> if (this.autoRangeMinimumSize != size) {<a name="line.1063"></a>
  1072. <span class="sourceLineNo">1064</span> this.autoRangeMinimumSize = size;<a name="line.1064"></a>
  1073. <span class="sourceLineNo">1065</span> if (this.autoRange) {<a name="line.1065"></a>
  1074. <span class="sourceLineNo">1066</span> autoAdjustRange();<a name="line.1066"></a>
  1075. <span class="sourceLineNo">1067</span> }<a name="line.1067"></a>
  1076. <span class="sourceLineNo">1068</span> if (notify) {<a name="line.1068"></a>
  1077. <span class="sourceLineNo">1069</span> fireChangeEvent();<a name="line.1069"></a>
  1078. <span class="sourceLineNo">1070</span> }<a name="line.1070"></a>
  1079. <span class="sourceLineNo">1071</span> }<a name="line.1071"></a>
  1080. <span class="sourceLineNo">1072</span><a name="line.1072"></a>
  1081. <span class="sourceLineNo">1073</span> }<a name="line.1073"></a>
  1082. <span class="sourceLineNo">1074</span><a name="line.1074"></a>
  1083. <span class="sourceLineNo">1075</span> /**<a name="line.1075"></a>
  1084. <span class="sourceLineNo">1076</span> * Returns the default auto range.<a name="line.1076"></a>
  1085. <span class="sourceLineNo">1077</span> *<a name="line.1077"></a>
  1086. <span class="sourceLineNo">1078</span> * @return The default auto range (never &lt;code&gt;null&lt;/code&gt;).<a name="line.1078"></a>
  1087. <span class="sourceLineNo">1079</span> *<a name="line.1079"></a>
  1088. <span class="sourceLineNo">1080</span> * @see #setDefaultAutoRange(Range)<a name="line.1080"></a>
  1089. <span class="sourceLineNo">1081</span> *<a name="line.1081"></a>
  1090. <span class="sourceLineNo">1082</span> * @since 1.0.5<a name="line.1082"></a>
  1091. <span class="sourceLineNo">1083</span> */<a name="line.1083"></a>
  1092. <span class="sourceLineNo">1084</span> public Range getDefaultAutoRange() {<a name="line.1084"></a>
  1093. <span class="sourceLineNo">1085</span> return this.defaultAutoRange;<a name="line.1085"></a>
  1094. <span class="sourceLineNo">1086</span> }<a name="line.1086"></a>
  1095. <span class="sourceLineNo">1087</span><a name="line.1087"></a>
  1096. <span class="sourceLineNo">1088</span> /**<a name="line.1088"></a>
  1097. <span class="sourceLineNo">1089</span> * Sets the default auto range and sends an {@link AxisChangeEvent} to all<a name="line.1089"></a>
  1098. <span class="sourceLineNo">1090</span> * registered listeners.<a name="line.1090"></a>
  1099. <span class="sourceLineNo">1091</span> *<a name="line.1091"></a>
  1100. <span class="sourceLineNo">1092</span> * @param range the range (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1092"></a>
  1101. <span class="sourceLineNo">1093</span> *<a name="line.1093"></a>
  1102. <span class="sourceLineNo">1094</span> * @see #getDefaultAutoRange()<a name="line.1094"></a>
  1103. <span class="sourceLineNo">1095</span> *<a name="line.1095"></a>
  1104. <span class="sourceLineNo">1096</span> * @since 1.0.5<a name="line.1096"></a>
  1105. <span class="sourceLineNo">1097</span> */<a name="line.1097"></a>
  1106. <span class="sourceLineNo">1098</span> public void setDefaultAutoRange(Range range) {<a name="line.1098"></a>
  1107. <span class="sourceLineNo">1099</span> ParamChecks.nullNotPermitted(range, "range");<a name="line.1099"></a>
  1108. <span class="sourceLineNo">1100</span> this.defaultAutoRange = range;<a name="line.1100"></a>
  1109. <span class="sourceLineNo">1101</span> fireChangeEvent();<a name="line.1101"></a>
  1110. <span class="sourceLineNo">1102</span> }<a name="line.1102"></a>
  1111. <span class="sourceLineNo">1103</span><a name="line.1103"></a>
  1112. <span class="sourceLineNo">1104</span> /**<a name="line.1104"></a>
  1113. <span class="sourceLineNo">1105</span> * Returns the lower margin for the axis, expressed as a percentage of the<a name="line.1105"></a>
  1114. <span class="sourceLineNo">1106</span> * axis range. This controls the space added to the lower end of the axis<a name="line.1106"></a>
  1115. <span class="sourceLineNo">1107</span> * when the axis range is automatically calculated (it is ignored when the<a name="line.1107"></a>
  1116. <span class="sourceLineNo">1108</span> * axis range is set explicitly). The default value is 0.05 (five percent).<a name="line.1108"></a>
  1117. <span class="sourceLineNo">1109</span> *<a name="line.1109"></a>
  1118. <span class="sourceLineNo">1110</span> * @return The lower margin.<a name="line.1110"></a>
  1119. <span class="sourceLineNo">1111</span> *<a name="line.1111"></a>
  1120. <span class="sourceLineNo">1112</span> * @see #setLowerMargin(double)<a name="line.1112"></a>
  1121. <span class="sourceLineNo">1113</span> */<a name="line.1113"></a>
  1122. <span class="sourceLineNo">1114</span> public double getLowerMargin() {<a name="line.1114"></a>
  1123. <span class="sourceLineNo">1115</span> return this.lowerMargin;<a name="line.1115"></a>
  1124. <span class="sourceLineNo">1116</span> }<a name="line.1116"></a>
  1125. <span class="sourceLineNo">1117</span><a name="line.1117"></a>
  1126. <span class="sourceLineNo">1118</span> /**<a name="line.1118"></a>
  1127. <span class="sourceLineNo">1119</span> * Sets the lower margin for the axis (as a percentage of the axis range)<a name="line.1119"></a>
  1128. <span class="sourceLineNo">1120</span> * and sends an {@link AxisChangeEvent} to all registered listeners. This<a name="line.1120"></a>
  1129. <span class="sourceLineNo">1121</span> * margin is added only when the axis range is auto-calculated - if you set<a name="line.1121"></a>
  1130. <span class="sourceLineNo">1122</span> * the axis range manually, the margin is ignored.<a name="line.1122"></a>
  1131. <span class="sourceLineNo">1123</span> *<a name="line.1123"></a>
  1132. <span class="sourceLineNo">1124</span> * @param margin the margin percentage (for example, 0.05 is five percent).<a name="line.1124"></a>
  1133. <span class="sourceLineNo">1125</span> *<a name="line.1125"></a>
  1134. <span class="sourceLineNo">1126</span> * @see #getLowerMargin()<a name="line.1126"></a>
  1135. <span class="sourceLineNo">1127</span> * @see #setUpperMargin(double)<a name="line.1127"></a>
  1136. <span class="sourceLineNo">1128</span> */<a name="line.1128"></a>
  1137. <span class="sourceLineNo">1129</span> public void setLowerMargin(double margin) {<a name="line.1129"></a>
  1138. <span class="sourceLineNo">1130</span> this.lowerMargin = margin;<a name="line.1130"></a>
  1139. <span class="sourceLineNo">1131</span> if (isAutoRange()) {<a name="line.1131"></a>
  1140. <span class="sourceLineNo">1132</span> autoAdjustRange();<a name="line.1132"></a>
  1141. <span class="sourceLineNo">1133</span> }<a name="line.1133"></a>
  1142. <span class="sourceLineNo">1134</span> fireChangeEvent();<a name="line.1134"></a>
  1143. <span class="sourceLineNo">1135</span> }<a name="line.1135"></a>
  1144. <span class="sourceLineNo">1136</span><a name="line.1136"></a>
  1145. <span class="sourceLineNo">1137</span> /**<a name="line.1137"></a>
  1146. <span class="sourceLineNo">1138</span> * Returns the upper margin for the axis, expressed as a percentage of the<a name="line.1138"></a>
  1147. <span class="sourceLineNo">1139</span> * axis range. This controls the space added to the lower end of the axis<a name="line.1139"></a>
  1148. <span class="sourceLineNo">1140</span> * when the axis range is automatically calculated (it is ignored when the<a name="line.1140"></a>
  1149. <span class="sourceLineNo">1141</span> * axis range is set explicitly). The default value is 0.05 (five percent).<a name="line.1141"></a>
  1150. <span class="sourceLineNo">1142</span> *<a name="line.1142"></a>
  1151. <span class="sourceLineNo">1143</span> * @return The upper margin.<a name="line.1143"></a>
  1152. <span class="sourceLineNo">1144</span> *<a name="line.1144"></a>
  1153. <span class="sourceLineNo">1145</span> * @see #setUpperMargin(double)<a name="line.1145"></a>
  1154. <span class="sourceLineNo">1146</span> */<a name="line.1146"></a>
  1155. <span class="sourceLineNo">1147</span> public double getUpperMargin() {<a name="line.1147"></a>
  1156. <span class="sourceLineNo">1148</span> return this.upperMargin;<a name="line.1148"></a>
  1157. <span class="sourceLineNo">1149</span> }<a name="line.1149"></a>
  1158. <span class="sourceLineNo">1150</span><a name="line.1150"></a>
  1159. <span class="sourceLineNo">1151</span> /**<a name="line.1151"></a>
  1160. <span class="sourceLineNo">1152</span> * Sets the upper margin for the axis (as a percentage of the axis range)<a name="line.1152"></a>
  1161. <span class="sourceLineNo">1153</span> * and sends an {@link AxisChangeEvent} to all registered listeners. This<a name="line.1153"></a>
  1162. <span class="sourceLineNo">1154</span> * margin is added only when the axis range is auto-calculated - if you set<a name="line.1154"></a>
  1163. <span class="sourceLineNo">1155</span> * the axis range manually, the margin is ignored.<a name="line.1155"></a>
  1164. <span class="sourceLineNo">1156</span> *<a name="line.1156"></a>
  1165. <span class="sourceLineNo">1157</span> * @param margin the margin percentage (for example, 0.05 is five percent).<a name="line.1157"></a>
  1166. <span class="sourceLineNo">1158</span> *<a name="line.1158"></a>
  1167. <span class="sourceLineNo">1159</span> * @see #getLowerMargin()<a name="line.1159"></a>
  1168. <span class="sourceLineNo">1160</span> * @see #setLowerMargin(double)<a name="line.1160"></a>
  1169. <span class="sourceLineNo">1161</span> */<a name="line.1161"></a>
  1170. <span class="sourceLineNo">1162</span> public void setUpperMargin(double margin) {<a name="line.1162"></a>
  1171. <span class="sourceLineNo">1163</span> this.upperMargin = margin;<a name="line.1163"></a>
  1172. <span class="sourceLineNo">1164</span> if (isAutoRange()) {<a name="line.1164"></a>
  1173. <span class="sourceLineNo">1165</span> autoAdjustRange();<a name="line.1165"></a>
  1174. <span class="sourceLineNo">1166</span> }<a name="line.1166"></a>
  1175. <span class="sourceLineNo">1167</span> fireChangeEvent();<a name="line.1167"></a>
  1176. <span class="sourceLineNo">1168</span> }<a name="line.1168"></a>
  1177. <span class="sourceLineNo">1169</span><a name="line.1169"></a>
  1178. <span class="sourceLineNo">1170</span> /**<a name="line.1170"></a>
  1179. <span class="sourceLineNo">1171</span> * Returns the fixed auto range.<a name="line.1171"></a>
  1180. <span class="sourceLineNo">1172</span> *<a name="line.1172"></a>
  1181. <span class="sourceLineNo">1173</span> * @return The length.<a name="line.1173"></a>
  1182. <span class="sourceLineNo">1174</span> *<a name="line.1174"></a>
  1183. <span class="sourceLineNo">1175</span> * @see #setFixedAutoRange(double)<a name="line.1175"></a>
  1184. <span class="sourceLineNo">1176</span> */<a name="line.1176"></a>
  1185. <span class="sourceLineNo">1177</span> public double getFixedAutoRange() {<a name="line.1177"></a>
  1186. <span class="sourceLineNo">1178</span> return this.fixedAutoRange;<a name="line.1178"></a>
  1187. <span class="sourceLineNo">1179</span> }<a name="line.1179"></a>
  1188. <span class="sourceLineNo">1180</span><a name="line.1180"></a>
  1189. <span class="sourceLineNo">1181</span> /**<a name="line.1181"></a>
  1190. <span class="sourceLineNo">1182</span> * Sets the fixed auto range for the axis.<a name="line.1182"></a>
  1191. <span class="sourceLineNo">1183</span> *<a name="line.1183"></a>
  1192. <span class="sourceLineNo">1184</span> * @param length the range length.<a name="line.1184"></a>
  1193. <span class="sourceLineNo">1185</span> *<a name="line.1185"></a>
  1194. <span class="sourceLineNo">1186</span> * @see #getFixedAutoRange()<a name="line.1186"></a>
  1195. <span class="sourceLineNo">1187</span> */<a name="line.1187"></a>
  1196. <span class="sourceLineNo">1188</span> public void setFixedAutoRange(double length) {<a name="line.1188"></a>
  1197. <span class="sourceLineNo">1189</span> this.fixedAutoRange = length;<a name="line.1189"></a>
  1198. <span class="sourceLineNo">1190</span> if (isAutoRange()) {<a name="line.1190"></a>
  1199. <span class="sourceLineNo">1191</span> autoAdjustRange();<a name="line.1191"></a>
  1200. <span class="sourceLineNo">1192</span> }<a name="line.1192"></a>
  1201. <span class="sourceLineNo">1193</span> fireChangeEvent();<a name="line.1193"></a>
  1202. <span class="sourceLineNo">1194</span> }<a name="line.1194"></a>
  1203. <span class="sourceLineNo">1195</span><a name="line.1195"></a>
  1204. <span class="sourceLineNo">1196</span> /**<a name="line.1196"></a>
  1205. <span class="sourceLineNo">1197</span> * Returns the lower bound of the axis range.<a name="line.1197"></a>
  1206. <span class="sourceLineNo">1198</span> *<a name="line.1198"></a>
  1207. <span class="sourceLineNo">1199</span> * @return The lower bound.<a name="line.1199"></a>
  1208. <span class="sourceLineNo">1200</span> *<a name="line.1200"></a>
  1209. <span class="sourceLineNo">1201</span> * @see #setLowerBound(double)<a name="line.1201"></a>
  1210. <span class="sourceLineNo">1202</span> */<a name="line.1202"></a>
  1211. <span class="sourceLineNo">1203</span> public double getLowerBound() {<a name="line.1203"></a>
  1212. <span class="sourceLineNo">1204</span> return this.range.getLowerBound();<a name="line.1204"></a>
  1213. <span class="sourceLineNo">1205</span> }<a name="line.1205"></a>
  1214. <span class="sourceLineNo">1206</span><a name="line.1206"></a>
  1215. <span class="sourceLineNo">1207</span> /**<a name="line.1207"></a>
  1216. <span class="sourceLineNo">1208</span> * Sets the lower bound for the axis range. An {@link AxisChangeEvent} is<a name="line.1208"></a>
  1217. <span class="sourceLineNo">1209</span> * sent to all registered listeners.<a name="line.1209"></a>
  1218. <span class="sourceLineNo">1210</span> *<a name="line.1210"></a>
  1219. <span class="sourceLineNo">1211</span> * @param min the new minimum.<a name="line.1211"></a>
  1220. <span class="sourceLineNo">1212</span> *<a name="line.1212"></a>
  1221. <span class="sourceLineNo">1213</span> * @see #getLowerBound()<a name="line.1213"></a>
  1222. <span class="sourceLineNo">1214</span> */<a name="line.1214"></a>
  1223. <span class="sourceLineNo">1215</span> public void setLowerBound(double min) {<a name="line.1215"></a>
  1224. <span class="sourceLineNo">1216</span> if (this.range.getUpperBound() &gt; min) {<a name="line.1216"></a>
  1225. <span class="sourceLineNo">1217</span> setRange(new Range(min, this.range.getUpperBound()));<a name="line.1217"></a>
  1226. <span class="sourceLineNo">1218</span> }<a name="line.1218"></a>
  1227. <span class="sourceLineNo">1219</span> else {<a name="line.1219"></a>
  1228. <span class="sourceLineNo">1220</span> setRange(new Range(min, min + 1.0));<a name="line.1220"></a>
  1229. <span class="sourceLineNo">1221</span> }<a name="line.1221"></a>
  1230. <span class="sourceLineNo">1222</span> }<a name="line.1222"></a>
  1231. <span class="sourceLineNo">1223</span><a name="line.1223"></a>
  1232. <span class="sourceLineNo">1224</span> /**<a name="line.1224"></a>
  1233. <span class="sourceLineNo">1225</span> * Returns the upper bound for the axis range.<a name="line.1225"></a>
  1234. <span class="sourceLineNo">1226</span> *<a name="line.1226"></a>
  1235. <span class="sourceLineNo">1227</span> * @return The upper bound.<a name="line.1227"></a>
  1236. <span class="sourceLineNo">1228</span> *<a name="line.1228"></a>
  1237. <span class="sourceLineNo">1229</span> * @see #setUpperBound(double)<a name="line.1229"></a>
  1238. <span class="sourceLineNo">1230</span> */<a name="line.1230"></a>
  1239. <span class="sourceLineNo">1231</span> public double getUpperBound() {<a name="line.1231"></a>
  1240. <span class="sourceLineNo">1232</span> return this.range.getUpperBound();<a name="line.1232"></a>
  1241. <span class="sourceLineNo">1233</span> }<a name="line.1233"></a>
  1242. <span class="sourceLineNo">1234</span><a name="line.1234"></a>
  1243. <span class="sourceLineNo">1235</span> /**<a name="line.1235"></a>
  1244. <span class="sourceLineNo">1236</span> * Sets the upper bound for the axis range, and sends an<a name="line.1236"></a>
  1245. <span class="sourceLineNo">1237</span> * {@link AxisChangeEvent} to all registered listeners.<a name="line.1237"></a>
  1246. <span class="sourceLineNo">1238</span> *<a name="line.1238"></a>
  1247. <span class="sourceLineNo">1239</span> * @param max the new maximum.<a name="line.1239"></a>
  1248. <span class="sourceLineNo">1240</span> *<a name="line.1240"></a>
  1249. <span class="sourceLineNo">1241</span> * @see #getUpperBound()<a name="line.1241"></a>
  1250. <span class="sourceLineNo">1242</span> */<a name="line.1242"></a>
  1251. <span class="sourceLineNo">1243</span> public void setUpperBound(double max) {<a name="line.1243"></a>
  1252. <span class="sourceLineNo">1244</span> if (this.range.getLowerBound() &lt; max) {<a name="line.1244"></a>
  1253. <span class="sourceLineNo">1245</span> setRange(new Range(this.range.getLowerBound(), max));<a name="line.1245"></a>
  1254. <span class="sourceLineNo">1246</span> }<a name="line.1246"></a>
  1255. <span class="sourceLineNo">1247</span> else {<a name="line.1247"></a>
  1256. <span class="sourceLineNo">1248</span> setRange(max - 1.0, max);<a name="line.1248"></a>
  1257. <span class="sourceLineNo">1249</span> }<a name="line.1249"></a>
  1258. <span class="sourceLineNo">1250</span> }<a name="line.1250"></a>
  1259. <span class="sourceLineNo">1251</span><a name="line.1251"></a>
  1260. <span class="sourceLineNo">1252</span> /**<a name="line.1252"></a>
  1261. <span class="sourceLineNo">1253</span> * Returns the range for the axis.<a name="line.1253"></a>
  1262. <span class="sourceLineNo">1254</span> *<a name="line.1254"></a>
  1263. <span class="sourceLineNo">1255</span> * @return The axis range (never &lt;code&gt;null&lt;/code&gt;).<a name="line.1255"></a>
  1264. <span class="sourceLineNo">1256</span> *<a name="line.1256"></a>
  1265. <span class="sourceLineNo">1257</span> * @see #setRange(Range)<a name="line.1257"></a>
  1266. <span class="sourceLineNo">1258</span> */<a name="line.1258"></a>
  1267. <span class="sourceLineNo">1259</span> public Range getRange() {<a name="line.1259"></a>
  1268. <span class="sourceLineNo">1260</span> return this.range;<a name="line.1260"></a>
  1269. <span class="sourceLineNo">1261</span> }<a name="line.1261"></a>
  1270. <span class="sourceLineNo">1262</span><a name="line.1262"></a>
  1271. <span class="sourceLineNo">1263</span> /**<a name="line.1263"></a>
  1272. <span class="sourceLineNo">1264</span> * Sets the range for the axis and sends a change event to all registered <a name="line.1264"></a>
  1273. <span class="sourceLineNo">1265</span> * listeners. As a side-effect, the auto-range flag is set to<a name="line.1265"></a>
  1274. <span class="sourceLineNo">1266</span> * &lt;code&gt;false&lt;/code&gt;.<a name="line.1266"></a>
  1275. <span class="sourceLineNo">1267</span> *<a name="line.1267"></a>
  1276. <span class="sourceLineNo">1268</span> * @param range the range (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1268"></a>
  1277. <span class="sourceLineNo">1269</span> *<a name="line.1269"></a>
  1278. <span class="sourceLineNo">1270</span> * @see #getRange()<a name="line.1270"></a>
  1279. <span class="sourceLineNo">1271</span> */<a name="line.1271"></a>
  1280. <span class="sourceLineNo">1272</span> public void setRange(Range range) {<a name="line.1272"></a>
  1281. <span class="sourceLineNo">1273</span> // defer argument checking<a name="line.1273"></a>
  1282. <span class="sourceLineNo">1274</span> setRange(range, true, true);<a name="line.1274"></a>
  1283. <span class="sourceLineNo">1275</span> }<a name="line.1275"></a>
  1284. <span class="sourceLineNo">1276</span><a name="line.1276"></a>
  1285. <span class="sourceLineNo">1277</span> /**<a name="line.1277"></a>
  1286. <span class="sourceLineNo">1278</span> * Sets the range for the axis and, if requested, sends a change event to <a name="line.1278"></a>
  1287. <span class="sourceLineNo">1279</span> * all registered listeners. Furthermore, if &lt;code&gt;turnOffAutoRange&lt;/code&gt;<a name="line.1279"></a>
  1288. <span class="sourceLineNo">1280</span> * is &lt;code&gt;true&lt;/code&gt;, the auto-range flag is set to &lt;code&gt;false&lt;/code&gt; <a name="line.1280"></a>
  1289. <span class="sourceLineNo">1281</span> * (normally when setting the axis range manually the caller expects that<a name="line.1281"></a>
  1290. <span class="sourceLineNo">1282</span> * range to remain in force).<a name="line.1282"></a>
  1291. <span class="sourceLineNo">1283</span> *<a name="line.1283"></a>
  1292. <span class="sourceLineNo">1284</span> * @param range the range (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1284"></a>
  1293. <span class="sourceLineNo">1285</span> * @param turnOffAutoRange a flag that controls whether or not the auto<a name="line.1285"></a>
  1294. <span class="sourceLineNo">1286</span> * range is turned off.<a name="line.1286"></a>
  1295. <span class="sourceLineNo">1287</span> * @param notify a flag that controls whether or not listeners are<a name="line.1287"></a>
  1296. <span class="sourceLineNo">1288</span> * notified.<a name="line.1288"></a>
  1297. <span class="sourceLineNo">1289</span> *<a name="line.1289"></a>
  1298. <span class="sourceLineNo">1290</span> * @see #getRange()<a name="line.1290"></a>
  1299. <span class="sourceLineNo">1291</span> */<a name="line.1291"></a>
  1300. <span class="sourceLineNo">1292</span> public void setRange(Range range, boolean turnOffAutoRange, <a name="line.1292"></a>
  1301. <span class="sourceLineNo">1293</span> boolean notify) {<a name="line.1293"></a>
  1302. <span class="sourceLineNo">1294</span> ParamChecks.nullNotPermitted(range, "range");<a name="line.1294"></a>
  1303. <span class="sourceLineNo">1295</span> if (range.getLength() &lt;= 0.0) {<a name="line.1295"></a>
  1304. <span class="sourceLineNo">1296</span> throw new IllegalArgumentException(<a name="line.1296"></a>
  1305. <span class="sourceLineNo">1297</span> "A positive range length is required: " + range);<a name="line.1297"></a>
  1306. <span class="sourceLineNo">1298</span> }<a name="line.1298"></a>
  1307. <span class="sourceLineNo">1299</span> if (turnOffAutoRange) {<a name="line.1299"></a>
  1308. <span class="sourceLineNo">1300</span> this.autoRange = false;<a name="line.1300"></a>
  1309. <span class="sourceLineNo">1301</span> }<a name="line.1301"></a>
  1310. <span class="sourceLineNo">1302</span> this.range = range;<a name="line.1302"></a>
  1311. <span class="sourceLineNo">1303</span> if (notify) {<a name="line.1303"></a>
  1312. <span class="sourceLineNo">1304</span> fireChangeEvent();<a name="line.1304"></a>
  1313. <span class="sourceLineNo">1305</span> }<a name="line.1305"></a>
  1314. <span class="sourceLineNo">1306</span> }<a name="line.1306"></a>
  1315. <span class="sourceLineNo">1307</span><a name="line.1307"></a>
  1316. <span class="sourceLineNo">1308</span> /**<a name="line.1308"></a>
  1317. <span class="sourceLineNo">1309</span> * Sets the range for the axis and sends a change event to all registered <a name="line.1309"></a>
  1318. <span class="sourceLineNo">1310</span> * listeners. As a side-effect, the auto-range flag is set to<a name="line.1310"></a>
  1319. <span class="sourceLineNo">1311</span> * &lt;code&gt;false&lt;/code&gt;.<a name="line.1311"></a>
  1320. <span class="sourceLineNo">1312</span> *<a name="line.1312"></a>
  1321. <span class="sourceLineNo">1313</span> * @param lower the lower axis limit.<a name="line.1313"></a>
  1322. <span class="sourceLineNo">1314</span> * @param upper the upper axis limit.<a name="line.1314"></a>
  1323. <span class="sourceLineNo">1315</span> *<a name="line.1315"></a>
  1324. <span class="sourceLineNo">1316</span> * @see #getRange()<a name="line.1316"></a>
  1325. <span class="sourceLineNo">1317</span> * @see #setRange(Range)<a name="line.1317"></a>
  1326. <span class="sourceLineNo">1318</span> */<a name="line.1318"></a>
  1327. <span class="sourceLineNo">1319</span> public void setRange(double lower, double upper) {<a name="line.1319"></a>
  1328. <span class="sourceLineNo">1320</span> setRange(new Range(lower, upper));<a name="line.1320"></a>
  1329. <span class="sourceLineNo">1321</span> }<a name="line.1321"></a>
  1330. <span class="sourceLineNo">1322</span><a name="line.1322"></a>
  1331. <span class="sourceLineNo">1323</span> /**<a name="line.1323"></a>
  1332. <span class="sourceLineNo">1324</span> * Sets the range for the axis (after first adding the current margins to<a name="line.1324"></a>
  1333. <span class="sourceLineNo">1325</span> * the specified range) and sends an {@link AxisChangeEvent} to all<a name="line.1325"></a>
  1334. <span class="sourceLineNo">1326</span> * registered listeners.<a name="line.1326"></a>
  1335. <span class="sourceLineNo">1327</span> *<a name="line.1327"></a>
  1336. <span class="sourceLineNo">1328</span> * @param range the range (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1328"></a>
  1337. <span class="sourceLineNo">1329</span> */<a name="line.1329"></a>
  1338. <span class="sourceLineNo">1330</span> public void setRangeWithMargins(Range range) {<a name="line.1330"></a>
  1339. <span class="sourceLineNo">1331</span> setRangeWithMargins(range, true, true);<a name="line.1331"></a>
  1340. <span class="sourceLineNo">1332</span> }<a name="line.1332"></a>
  1341. <span class="sourceLineNo">1333</span><a name="line.1333"></a>
  1342. <span class="sourceLineNo">1334</span> /**<a name="line.1334"></a>
  1343. <span class="sourceLineNo">1335</span> * Sets the range for the axis after first adding the current margins to<a name="line.1335"></a>
  1344. <span class="sourceLineNo">1336</span> * the range and, if requested, sends an {@link AxisChangeEvent} to all<a name="line.1336"></a>
  1345. <span class="sourceLineNo">1337</span> * registered listeners. As a side-effect, the auto-range flag is set to<a name="line.1337"></a>
  1346. <span class="sourceLineNo">1338</span> * &lt;code&gt;false&lt;/code&gt; (optional).<a name="line.1338"></a>
  1347. <span class="sourceLineNo">1339</span> *<a name="line.1339"></a>
  1348. <span class="sourceLineNo">1340</span> * @param range the range (excluding margins, &lt;code&gt;null&lt;/code&gt; not<a name="line.1340"></a>
  1349. <span class="sourceLineNo">1341</span> * permitted).<a name="line.1341"></a>
  1350. <span class="sourceLineNo">1342</span> * @param turnOffAutoRange a flag that controls whether or not the auto<a name="line.1342"></a>
  1351. <span class="sourceLineNo">1343</span> * range is turned off.<a name="line.1343"></a>
  1352. <span class="sourceLineNo">1344</span> * @param notify a flag that controls whether or not listeners are<a name="line.1344"></a>
  1353. <span class="sourceLineNo">1345</span> * notified.<a name="line.1345"></a>
  1354. <span class="sourceLineNo">1346</span> */<a name="line.1346"></a>
  1355. <span class="sourceLineNo">1347</span> public void setRangeWithMargins(Range range, boolean turnOffAutoRange,<a name="line.1347"></a>
  1356. <span class="sourceLineNo">1348</span> boolean notify) {<a name="line.1348"></a>
  1357. <span class="sourceLineNo">1349</span> ParamChecks.nullNotPermitted(range, "range");<a name="line.1349"></a>
  1358. <span class="sourceLineNo">1350</span> setRange(Range.expand(range, getLowerMargin(), getUpperMargin()),<a name="line.1350"></a>
  1359. <span class="sourceLineNo">1351</span> turnOffAutoRange, notify);<a name="line.1351"></a>
  1360. <span class="sourceLineNo">1352</span> }<a name="line.1352"></a>
  1361. <span class="sourceLineNo">1353</span><a name="line.1353"></a>
  1362. <span class="sourceLineNo">1354</span> /**<a name="line.1354"></a>
  1363. <span class="sourceLineNo">1355</span> * Sets the axis range (after first adding the current margins to the<a name="line.1355"></a>
  1364. <span class="sourceLineNo">1356</span> * range) and sends an {@link AxisChangeEvent} to all registered listeners.<a name="line.1356"></a>
  1365. <span class="sourceLineNo">1357</span> * As a side-effect, the auto-range flag is set to &lt;code&gt;false&lt;/code&gt;.<a name="line.1357"></a>
  1366. <span class="sourceLineNo">1358</span> *<a name="line.1358"></a>
  1367. <span class="sourceLineNo">1359</span> * @param lower the lower axis limit.<a name="line.1359"></a>
  1368. <span class="sourceLineNo">1360</span> * @param upper the upper axis limit.<a name="line.1360"></a>
  1369. <span class="sourceLineNo">1361</span> */<a name="line.1361"></a>
  1370. <span class="sourceLineNo">1362</span> public void setRangeWithMargins(double lower, double upper) {<a name="line.1362"></a>
  1371. <span class="sourceLineNo">1363</span> setRangeWithMargins(new Range(lower, upper));<a name="line.1363"></a>
  1372. <span class="sourceLineNo">1364</span> }<a name="line.1364"></a>
  1373. <span class="sourceLineNo">1365</span><a name="line.1365"></a>
  1374. <span class="sourceLineNo">1366</span> /**<a name="line.1366"></a>
  1375. <span class="sourceLineNo">1367</span> * Sets the axis range, where the new range is 'size' in length, and<a name="line.1367"></a>
  1376. <span class="sourceLineNo">1368</span> * centered on 'value'.<a name="line.1368"></a>
  1377. <span class="sourceLineNo">1369</span> *<a name="line.1369"></a>
  1378. <span class="sourceLineNo">1370</span> * @param value the central value.<a name="line.1370"></a>
  1379. <span class="sourceLineNo">1371</span> * @param length the range length.<a name="line.1371"></a>
  1380. <span class="sourceLineNo">1372</span> */<a name="line.1372"></a>
  1381. <span class="sourceLineNo">1373</span> public void setRangeAboutValue(double value, double length) {<a name="line.1373"></a>
  1382. <span class="sourceLineNo">1374</span> setRange(new Range(value - length / 2, value + length / 2));<a name="line.1374"></a>
  1383. <span class="sourceLineNo">1375</span> }<a name="line.1375"></a>
  1384. <span class="sourceLineNo">1376</span><a name="line.1376"></a>
  1385. <span class="sourceLineNo">1377</span> /**<a name="line.1377"></a>
  1386. <span class="sourceLineNo">1378</span> * Returns a flag indicating whether or not the tick unit is automatically<a name="line.1378"></a>
  1387. <span class="sourceLineNo">1379</span> * selected from a range of standard tick units.<a name="line.1379"></a>
  1388. <span class="sourceLineNo">1380</span> *<a name="line.1380"></a>
  1389. <span class="sourceLineNo">1381</span> * @return A flag indicating whether or not the tick unit is automatically<a name="line.1381"></a>
  1390. <span class="sourceLineNo">1382</span> * selected.<a name="line.1382"></a>
  1391. <span class="sourceLineNo">1383</span> *<a name="line.1383"></a>
  1392. <span class="sourceLineNo">1384</span> * @see #setAutoTickUnitSelection(boolean)<a name="line.1384"></a>
  1393. <span class="sourceLineNo">1385</span> */<a name="line.1385"></a>
  1394. <span class="sourceLineNo">1386</span> public boolean isAutoTickUnitSelection() {<a name="line.1386"></a>
  1395. <span class="sourceLineNo">1387</span> return this.autoTickUnitSelection;<a name="line.1387"></a>
  1396. <span class="sourceLineNo">1388</span> }<a name="line.1388"></a>
  1397. <span class="sourceLineNo">1389</span><a name="line.1389"></a>
  1398. <span class="sourceLineNo">1390</span> /**<a name="line.1390"></a>
  1399. <span class="sourceLineNo">1391</span> * Sets a flag indicating whether or not the tick unit is automatically<a name="line.1391"></a>
  1400. <span class="sourceLineNo">1392</span> * selected from a range of standard tick units. If the flag is changed,<a name="line.1392"></a>
  1401. <span class="sourceLineNo">1393</span> * registered listeners are notified that the chart has changed.<a name="line.1393"></a>
  1402. <span class="sourceLineNo">1394</span> *<a name="line.1394"></a>
  1403. <span class="sourceLineNo">1395</span> * @param flag the new value of the flag.<a name="line.1395"></a>
  1404. <span class="sourceLineNo">1396</span> *<a name="line.1396"></a>
  1405. <span class="sourceLineNo">1397</span> * @see #isAutoTickUnitSelection()<a name="line.1397"></a>
  1406. <span class="sourceLineNo">1398</span> */<a name="line.1398"></a>
  1407. <span class="sourceLineNo">1399</span> public void setAutoTickUnitSelection(boolean flag) {<a name="line.1399"></a>
  1408. <span class="sourceLineNo">1400</span> setAutoTickUnitSelection(flag, true);<a name="line.1400"></a>
  1409. <span class="sourceLineNo">1401</span> }<a name="line.1401"></a>
  1410. <span class="sourceLineNo">1402</span><a name="line.1402"></a>
  1411. <span class="sourceLineNo">1403</span> /**<a name="line.1403"></a>
  1412. <span class="sourceLineNo">1404</span> * Sets a flag indicating whether or not the tick unit is automatically<a name="line.1404"></a>
  1413. <span class="sourceLineNo">1405</span> * selected from a range of standard tick units.<a name="line.1405"></a>
  1414. <span class="sourceLineNo">1406</span> *<a name="line.1406"></a>
  1415. <span class="sourceLineNo">1407</span> * @param flag the new value of the flag.<a name="line.1407"></a>
  1416. <span class="sourceLineNo">1408</span> * @param notify notify listeners?<a name="line.1408"></a>
  1417. <span class="sourceLineNo">1409</span> *<a name="line.1409"></a>
  1418. <span class="sourceLineNo">1410</span> * @see #isAutoTickUnitSelection()<a name="line.1410"></a>
  1419. <span class="sourceLineNo">1411</span> */<a name="line.1411"></a>
  1420. <span class="sourceLineNo">1412</span> public void setAutoTickUnitSelection(boolean flag, boolean notify) {<a name="line.1412"></a>
  1421. <span class="sourceLineNo">1413</span><a name="line.1413"></a>
  1422. <span class="sourceLineNo">1414</span> if (this.autoTickUnitSelection != flag) {<a name="line.1414"></a>
  1423. <span class="sourceLineNo">1415</span> this.autoTickUnitSelection = flag;<a name="line.1415"></a>
  1424. <span class="sourceLineNo">1416</span> if (notify) {<a name="line.1416"></a>
  1425. <span class="sourceLineNo">1417</span> fireChangeEvent();<a name="line.1417"></a>
  1426. <span class="sourceLineNo">1418</span> }<a name="line.1418"></a>
  1427. <span class="sourceLineNo">1419</span> }<a name="line.1419"></a>
  1428. <span class="sourceLineNo">1420</span> }<a name="line.1420"></a>
  1429. <span class="sourceLineNo">1421</span><a name="line.1421"></a>
  1430. <span class="sourceLineNo">1422</span> /**<a name="line.1422"></a>
  1431. <span class="sourceLineNo">1423</span> * Returns the source for obtaining standard tick units for the axis.<a name="line.1423"></a>
  1432. <span class="sourceLineNo">1424</span> *<a name="line.1424"></a>
  1433. <span class="sourceLineNo">1425</span> * @return The source (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1425"></a>
  1434. <span class="sourceLineNo">1426</span> *<a name="line.1426"></a>
  1435. <span class="sourceLineNo">1427</span> * @see #setStandardTickUnits(TickUnitSource)<a name="line.1427"></a>
  1436. <span class="sourceLineNo">1428</span> */<a name="line.1428"></a>
  1437. <span class="sourceLineNo">1429</span> public TickUnitSource getStandardTickUnits() {<a name="line.1429"></a>
  1438. <span class="sourceLineNo">1430</span> return this.standardTickUnits;<a name="line.1430"></a>
  1439. <span class="sourceLineNo">1431</span> }<a name="line.1431"></a>
  1440. <span class="sourceLineNo">1432</span><a name="line.1432"></a>
  1441. <span class="sourceLineNo">1433</span> /**<a name="line.1433"></a>
  1442. <span class="sourceLineNo">1434</span> * Sets the source for obtaining standard tick units for the axis and sends<a name="line.1434"></a>
  1443. <span class="sourceLineNo">1435</span> * an {@link AxisChangeEvent} to all registered listeners. The axis will<a name="line.1435"></a>
  1444. <span class="sourceLineNo">1436</span> * try to select the smallest tick unit from the source that does not cause<a name="line.1436"></a>
  1445. <span class="sourceLineNo">1437</span> * the tick labels to overlap (see also the<a name="line.1437"></a>
  1446. <span class="sourceLineNo">1438</span> * {@link #setAutoTickUnitSelection(boolean)} method.<a name="line.1438"></a>
  1447. <span class="sourceLineNo">1439</span> *<a name="line.1439"></a>
  1448. <span class="sourceLineNo">1440</span> * @param source the source for standard tick units (&lt;code&gt;null&lt;/code&gt;<a name="line.1440"></a>
  1449. <span class="sourceLineNo">1441</span> * permitted).<a name="line.1441"></a>
  1450. <span class="sourceLineNo">1442</span> *<a name="line.1442"></a>
  1451. <span class="sourceLineNo">1443</span> * @see #getStandardTickUnits()<a name="line.1443"></a>
  1452. <span class="sourceLineNo">1444</span> */<a name="line.1444"></a>
  1453. <span class="sourceLineNo">1445</span> public void setStandardTickUnits(TickUnitSource source) {<a name="line.1445"></a>
  1454. <span class="sourceLineNo">1446</span> this.standardTickUnits = source;<a name="line.1446"></a>
  1455. <span class="sourceLineNo">1447</span> fireChangeEvent();<a name="line.1447"></a>
  1456. <span class="sourceLineNo">1448</span> }<a name="line.1448"></a>
  1457. <span class="sourceLineNo">1449</span><a name="line.1449"></a>
  1458. <span class="sourceLineNo">1450</span> /**<a name="line.1450"></a>
  1459. <span class="sourceLineNo">1451</span> * Returns the number of minor tick marks to display.<a name="line.1451"></a>
  1460. <span class="sourceLineNo">1452</span> *<a name="line.1452"></a>
  1461. <span class="sourceLineNo">1453</span> * @return The number of minor tick marks to display.<a name="line.1453"></a>
  1462. <span class="sourceLineNo">1454</span> *<a name="line.1454"></a>
  1463. <span class="sourceLineNo">1455</span> * @see #setMinorTickCount(int)<a name="line.1455"></a>
  1464. <span class="sourceLineNo">1456</span> *<a name="line.1456"></a>
  1465. <span class="sourceLineNo">1457</span> * @since 1.0.12<a name="line.1457"></a>
  1466. <span class="sourceLineNo">1458</span> */<a name="line.1458"></a>
  1467. <span class="sourceLineNo">1459</span> public int getMinorTickCount() {<a name="line.1459"></a>
  1468. <span class="sourceLineNo">1460</span> return this.minorTickCount;<a name="line.1460"></a>
  1469. <span class="sourceLineNo">1461</span> }<a name="line.1461"></a>
  1470. <span class="sourceLineNo">1462</span><a name="line.1462"></a>
  1471. <span class="sourceLineNo">1463</span> /**<a name="line.1463"></a>
  1472. <span class="sourceLineNo">1464</span> * Sets the number of minor tick marks to display, and sends an<a name="line.1464"></a>
  1473. <span class="sourceLineNo">1465</span> * {@link AxisChangeEvent} to all registered listeners.<a name="line.1465"></a>
  1474. <span class="sourceLineNo">1466</span> *<a name="line.1466"></a>
  1475. <span class="sourceLineNo">1467</span> * @param count the count.<a name="line.1467"></a>
  1476. <span class="sourceLineNo">1468</span> *<a name="line.1468"></a>
  1477. <span class="sourceLineNo">1469</span> * @see #getMinorTickCount()<a name="line.1469"></a>
  1478. <span class="sourceLineNo">1470</span> *<a name="line.1470"></a>
  1479. <span class="sourceLineNo">1471</span> * @since 1.0.12<a name="line.1471"></a>
  1480. <span class="sourceLineNo">1472</span> */<a name="line.1472"></a>
  1481. <span class="sourceLineNo">1473</span> public void setMinorTickCount(int count) {<a name="line.1473"></a>
  1482. <span class="sourceLineNo">1474</span> this.minorTickCount = count;<a name="line.1474"></a>
  1483. <span class="sourceLineNo">1475</span> fireChangeEvent();<a name="line.1475"></a>
  1484. <span class="sourceLineNo">1476</span> }<a name="line.1476"></a>
  1485. <span class="sourceLineNo">1477</span><a name="line.1477"></a>
  1486. <span class="sourceLineNo">1478</span> /**<a name="line.1478"></a>
  1487. <span class="sourceLineNo">1479</span> * Converts a data value to a coordinate in Java2D space, assuming that the<a name="line.1479"></a>
  1488. <span class="sourceLineNo">1480</span> * axis runs along one edge of the specified dataArea.<a name="line.1480"></a>
  1489. <span class="sourceLineNo">1481</span> * &lt;p&gt;<a name="line.1481"></a>
  1490. <span class="sourceLineNo">1482</span> * Note that it is possible for the coordinate to fall outside the area.<a name="line.1482"></a>
  1491. <span class="sourceLineNo">1483</span> *<a name="line.1483"></a>
  1492. <span class="sourceLineNo">1484</span> * @param value the data value.<a name="line.1484"></a>
  1493. <span class="sourceLineNo">1485</span> * @param area the area for plotting the data.<a name="line.1485"></a>
  1494. <span class="sourceLineNo">1486</span> * @param edge the edge along which the axis lies.<a name="line.1486"></a>
  1495. <span class="sourceLineNo">1487</span> *<a name="line.1487"></a>
  1496. <span class="sourceLineNo">1488</span> * @return The Java2D coordinate.<a name="line.1488"></a>
  1497. <span class="sourceLineNo">1489</span> *<a name="line.1489"></a>
  1498. <span class="sourceLineNo">1490</span> * @see #java2DToValue(double, Rectangle2D, RectangleEdge)<a name="line.1490"></a>
  1499. <span class="sourceLineNo">1491</span> */<a name="line.1491"></a>
  1500. <span class="sourceLineNo">1492</span> public abstract double valueToJava2D(double value, Rectangle2D area,<a name="line.1492"></a>
  1501. <span class="sourceLineNo">1493</span> RectangleEdge edge);<a name="line.1493"></a>
  1502. <span class="sourceLineNo">1494</span><a name="line.1494"></a>
  1503. <span class="sourceLineNo">1495</span> /**<a name="line.1495"></a>
  1504. <span class="sourceLineNo">1496</span> * Converts a length in data coordinates into the corresponding length in<a name="line.1496"></a>
  1505. <span class="sourceLineNo">1497</span> * Java2D coordinates.<a name="line.1497"></a>
  1506. <span class="sourceLineNo">1498</span> *<a name="line.1498"></a>
  1507. <span class="sourceLineNo">1499</span> * @param length the length.<a name="line.1499"></a>
  1508. <span class="sourceLineNo">1500</span> * @param area the plot area.<a name="line.1500"></a>
  1509. <span class="sourceLineNo">1501</span> * @param edge the edge along which the axis lies.<a name="line.1501"></a>
  1510. <span class="sourceLineNo">1502</span> *<a name="line.1502"></a>
  1511. <span class="sourceLineNo">1503</span> * @return The length in Java2D coordinates.<a name="line.1503"></a>
  1512. <span class="sourceLineNo">1504</span> */<a name="line.1504"></a>
  1513. <span class="sourceLineNo">1505</span> public double lengthToJava2D(double length, Rectangle2D area,<a name="line.1505"></a>
  1514. <span class="sourceLineNo">1506</span> RectangleEdge edge) {<a name="line.1506"></a>
  1515. <span class="sourceLineNo">1507</span> double zero = valueToJava2D(0.0, area, edge);<a name="line.1507"></a>
  1516. <span class="sourceLineNo">1508</span> double l = valueToJava2D(length, area, edge);<a name="line.1508"></a>
  1517. <span class="sourceLineNo">1509</span> return Math.abs(l - zero);<a name="line.1509"></a>
  1518. <span class="sourceLineNo">1510</span> }<a name="line.1510"></a>
  1519. <span class="sourceLineNo">1511</span><a name="line.1511"></a>
  1520. <span class="sourceLineNo">1512</span> /**<a name="line.1512"></a>
  1521. <span class="sourceLineNo">1513</span> * Converts a coordinate in Java2D space to the corresponding data value,<a name="line.1513"></a>
  1522. <span class="sourceLineNo">1514</span> * assuming that the axis runs along one edge of the specified dataArea.<a name="line.1514"></a>
  1523. <span class="sourceLineNo">1515</span> *<a name="line.1515"></a>
  1524. <span class="sourceLineNo">1516</span> * @param java2DValue the coordinate in Java2D space.<a name="line.1516"></a>
  1525. <span class="sourceLineNo">1517</span> * @param area the area in which the data is plotted.<a name="line.1517"></a>
  1526. <span class="sourceLineNo">1518</span> * @param edge the edge along which the axis lies.<a name="line.1518"></a>
  1527. <span class="sourceLineNo">1519</span> *<a name="line.1519"></a>
  1528. <span class="sourceLineNo">1520</span> * @return The data value.<a name="line.1520"></a>
  1529. <span class="sourceLineNo">1521</span> *<a name="line.1521"></a>
  1530. <span class="sourceLineNo">1522</span> * @see #valueToJava2D(double, Rectangle2D, RectangleEdge)<a name="line.1522"></a>
  1531. <span class="sourceLineNo">1523</span> */<a name="line.1523"></a>
  1532. <span class="sourceLineNo">1524</span> public abstract double java2DToValue(double java2DValue, Rectangle2D area, <a name="line.1524"></a>
  1533. <span class="sourceLineNo">1525</span> RectangleEdge edge);<a name="line.1525"></a>
  1534. <span class="sourceLineNo">1526</span><a name="line.1526"></a>
  1535. <span class="sourceLineNo">1527</span> /**<a name="line.1527"></a>
  1536. <span class="sourceLineNo">1528</span> * Automatically sets the axis range to fit the range of values in the<a name="line.1528"></a>
  1537. <span class="sourceLineNo">1529</span> * dataset. Sometimes this can depend on the renderer used as well (for<a name="line.1529"></a>
  1538. <span class="sourceLineNo">1530</span> * example, the renderer may "stack" values, requiring an axis range<a name="line.1530"></a>
  1539. <span class="sourceLineNo">1531</span> * greater than otherwise necessary).<a name="line.1531"></a>
  1540. <span class="sourceLineNo">1532</span> */<a name="line.1532"></a>
  1541. <span class="sourceLineNo">1533</span> protected abstract void autoAdjustRange();<a name="line.1533"></a>
  1542. <span class="sourceLineNo">1534</span><a name="line.1534"></a>
  1543. <span class="sourceLineNo">1535</span> /**<a name="line.1535"></a>
  1544. <span class="sourceLineNo">1536</span> * Centers the axis range about the specified value and sends an<a name="line.1536"></a>
  1545. <span class="sourceLineNo">1537</span> * {@link AxisChangeEvent} to all registered listeners.<a name="line.1537"></a>
  1546. <span class="sourceLineNo">1538</span> *<a name="line.1538"></a>
  1547. <span class="sourceLineNo">1539</span> * @param value the center value.<a name="line.1539"></a>
  1548. <span class="sourceLineNo">1540</span> */<a name="line.1540"></a>
  1549. <span class="sourceLineNo">1541</span> public void centerRange(double value) {<a name="line.1541"></a>
  1550. <span class="sourceLineNo">1542</span> double central = this.range.getCentralValue();<a name="line.1542"></a>
  1551. <span class="sourceLineNo">1543</span> Range adjusted = new Range(this.range.getLowerBound() + value - central,<a name="line.1543"></a>
  1552. <span class="sourceLineNo">1544</span> this.range.getUpperBound() + value - central);<a name="line.1544"></a>
  1553. <span class="sourceLineNo">1545</span> setRange(adjusted);<a name="line.1545"></a>
  1554. <span class="sourceLineNo">1546</span> }<a name="line.1546"></a>
  1555. <span class="sourceLineNo">1547</span><a name="line.1547"></a>
  1556. <span class="sourceLineNo">1548</span> /**<a name="line.1548"></a>
  1557. <span class="sourceLineNo">1549</span> * Increases or decreases the axis range by the specified percentage about<a name="line.1549"></a>
  1558. <span class="sourceLineNo">1550</span> * the central value and sends an {@link AxisChangeEvent} to all registered<a name="line.1550"></a>
  1559. <span class="sourceLineNo">1551</span> * listeners.<a name="line.1551"></a>
  1560. <span class="sourceLineNo">1552</span> * &lt;P&gt;<a name="line.1552"></a>
  1561. <span class="sourceLineNo">1553</span> * To double the length of the axis range, use 200% (2.0).<a name="line.1553"></a>
  1562. <span class="sourceLineNo">1554</span> * To halve the length of the axis range, use 50% (0.5).<a name="line.1554"></a>
  1563. <span class="sourceLineNo">1555</span> *<a name="line.1555"></a>
  1564. <span class="sourceLineNo">1556</span> * @param percent the resize factor.<a name="line.1556"></a>
  1565. <span class="sourceLineNo">1557</span> *<a name="line.1557"></a>
  1566. <span class="sourceLineNo">1558</span> * @see #resizeRange(double, double)<a name="line.1558"></a>
  1567. <span class="sourceLineNo">1559</span> */<a name="line.1559"></a>
  1568. <span class="sourceLineNo">1560</span> public void resizeRange(double percent) {<a name="line.1560"></a>
  1569. <span class="sourceLineNo">1561</span> resizeRange(percent, this.range.getCentralValue());<a name="line.1561"></a>
  1570. <span class="sourceLineNo">1562</span> }<a name="line.1562"></a>
  1571. <span class="sourceLineNo">1563</span><a name="line.1563"></a>
  1572. <span class="sourceLineNo">1564</span> /**<a name="line.1564"></a>
  1573. <span class="sourceLineNo">1565</span> * Increases or decreases the axis range by the specified percentage about<a name="line.1565"></a>
  1574. <span class="sourceLineNo">1566</span> * the specified anchor value and sends an {@link AxisChangeEvent} to all<a name="line.1566"></a>
  1575. <span class="sourceLineNo">1567</span> * registered listeners.<a name="line.1567"></a>
  1576. <span class="sourceLineNo">1568</span> * &lt;P&gt;<a name="line.1568"></a>
  1577. <span class="sourceLineNo">1569</span> * To double the length of the axis range, use 200% (2.0).<a name="line.1569"></a>
  1578. <span class="sourceLineNo">1570</span> * To halve the length of the axis range, use 50% (0.5).<a name="line.1570"></a>
  1579. <span class="sourceLineNo">1571</span> *<a name="line.1571"></a>
  1580. <span class="sourceLineNo">1572</span> * @param percent the resize factor.<a name="line.1572"></a>
  1581. <span class="sourceLineNo">1573</span> * @param anchorValue the new central value after the resize.<a name="line.1573"></a>
  1582. <span class="sourceLineNo">1574</span> *<a name="line.1574"></a>
  1583. <span class="sourceLineNo">1575</span> * @see #resizeRange(double)<a name="line.1575"></a>
  1584. <span class="sourceLineNo">1576</span> */<a name="line.1576"></a>
  1585. <span class="sourceLineNo">1577</span> public void resizeRange(double percent, double anchorValue) {<a name="line.1577"></a>
  1586. <span class="sourceLineNo">1578</span> if (percent &gt; 0.0) {<a name="line.1578"></a>
  1587. <span class="sourceLineNo">1579</span> double halfLength = this.range.getLength() * percent / 2;<a name="line.1579"></a>
  1588. <span class="sourceLineNo">1580</span> Range adjusted = new Range(anchorValue - halfLength,<a name="line.1580"></a>
  1589. <span class="sourceLineNo">1581</span> anchorValue + halfLength);<a name="line.1581"></a>
  1590. <span class="sourceLineNo">1582</span> setRange(adjusted);<a name="line.1582"></a>
  1591. <span class="sourceLineNo">1583</span> }<a name="line.1583"></a>
  1592. <span class="sourceLineNo">1584</span> else {<a name="line.1584"></a>
  1593. <span class="sourceLineNo">1585</span> setAutoRange(true);<a name="line.1585"></a>
  1594. <span class="sourceLineNo">1586</span> }<a name="line.1586"></a>
  1595. <span class="sourceLineNo">1587</span> }<a name="line.1587"></a>
  1596. <span class="sourceLineNo">1588</span><a name="line.1588"></a>
  1597. <span class="sourceLineNo">1589</span> /**<a name="line.1589"></a>
  1598. <span class="sourceLineNo">1590</span> * Increases or decreases the axis range by the specified percentage about<a name="line.1590"></a>
  1599. <span class="sourceLineNo">1591</span> * the specified anchor value and sends an {@link AxisChangeEvent} to all<a name="line.1591"></a>
  1600. <span class="sourceLineNo">1592</span> * registered listeners.<a name="line.1592"></a>
  1601. <span class="sourceLineNo">1593</span> * &lt;P&gt;<a name="line.1593"></a>
  1602. <span class="sourceLineNo">1594</span> * To double the length of the axis range, use 200% (2.0).<a name="line.1594"></a>
  1603. <span class="sourceLineNo">1595</span> * To halve the length of the axis range, use 50% (0.5).<a name="line.1595"></a>
  1604. <span class="sourceLineNo">1596</span> *<a name="line.1596"></a>
  1605. <span class="sourceLineNo">1597</span> * @param percent the resize factor.<a name="line.1597"></a>
  1606. <span class="sourceLineNo">1598</span> * @param anchorValue the new central value after the resize.<a name="line.1598"></a>
  1607. <span class="sourceLineNo">1599</span> *<a name="line.1599"></a>
  1608. <span class="sourceLineNo">1600</span> * @see #resizeRange(double)<a name="line.1600"></a>
  1609. <span class="sourceLineNo">1601</span> *<a name="line.1601"></a>
  1610. <span class="sourceLineNo">1602</span> * @since 1.0.13<a name="line.1602"></a>
  1611. <span class="sourceLineNo">1603</span> */<a name="line.1603"></a>
  1612. <span class="sourceLineNo">1604</span> public void resizeRange2(double percent, double anchorValue) {<a name="line.1604"></a>
  1613. <span class="sourceLineNo">1605</span> if (percent &gt; 0.0) {<a name="line.1605"></a>
  1614. <span class="sourceLineNo">1606</span> double left = anchorValue - getLowerBound();<a name="line.1606"></a>
  1615. <span class="sourceLineNo">1607</span> double right = getUpperBound() - anchorValue;<a name="line.1607"></a>
  1616. <span class="sourceLineNo">1608</span> Range adjusted = new Range(anchorValue - left * percent,<a name="line.1608"></a>
  1617. <span class="sourceLineNo">1609</span> anchorValue + right * percent);<a name="line.1609"></a>
  1618. <span class="sourceLineNo">1610</span> setRange(adjusted);<a name="line.1610"></a>
  1619. <span class="sourceLineNo">1611</span> }<a name="line.1611"></a>
  1620. <span class="sourceLineNo">1612</span> else {<a name="line.1612"></a>
  1621. <span class="sourceLineNo">1613</span> setAutoRange(true);<a name="line.1613"></a>
  1622. <span class="sourceLineNo">1614</span> }<a name="line.1614"></a>
  1623. <span class="sourceLineNo">1615</span> }<a name="line.1615"></a>
  1624. <span class="sourceLineNo">1616</span><a name="line.1616"></a>
  1625. <span class="sourceLineNo">1617</span> /**<a name="line.1617"></a>
  1626. <span class="sourceLineNo">1618</span> * Zooms in on the current range.<a name="line.1618"></a>
  1627. <span class="sourceLineNo">1619</span> *<a name="line.1619"></a>
  1628. <span class="sourceLineNo">1620</span> * @param lowerPercent the new lower bound.<a name="line.1620"></a>
  1629. <span class="sourceLineNo">1621</span> * @param upperPercent the new upper bound.<a name="line.1621"></a>
  1630. <span class="sourceLineNo">1622</span> */<a name="line.1622"></a>
  1631. <span class="sourceLineNo">1623</span> public void zoomRange(double lowerPercent, double upperPercent) {<a name="line.1623"></a>
  1632. <span class="sourceLineNo">1624</span> double start = this.range.getLowerBound();<a name="line.1624"></a>
  1633. <span class="sourceLineNo">1625</span> double length = this.range.getLength();<a name="line.1625"></a>
  1634. <span class="sourceLineNo">1626</span> double r0, r1;<a name="line.1626"></a>
  1635. <span class="sourceLineNo">1627</span> if (isInverted()) {<a name="line.1627"></a>
  1636. <span class="sourceLineNo">1628</span> r0 = start + (length * (1 - upperPercent));<a name="line.1628"></a>
  1637. <span class="sourceLineNo">1629</span> r1 = start + (length * (1 - lowerPercent));<a name="line.1629"></a>
  1638. <span class="sourceLineNo">1630</span> }<a name="line.1630"></a>
  1639. <span class="sourceLineNo">1631</span> else {<a name="line.1631"></a>
  1640. <span class="sourceLineNo">1632</span> r0 = start + length * lowerPercent;<a name="line.1632"></a>
  1641. <span class="sourceLineNo">1633</span> r1 = start + length * upperPercent;<a name="line.1633"></a>
  1642. <span class="sourceLineNo">1634</span> }<a name="line.1634"></a>
  1643. <span class="sourceLineNo">1635</span> if ((r1 &gt; r0) &amp;&amp; !Double.isInfinite(r1 - r0)) {<a name="line.1635"></a>
  1644. <span class="sourceLineNo">1636</span> setRange(new Range(r0, r1));<a name="line.1636"></a>
  1645. <span class="sourceLineNo">1637</span> }<a name="line.1637"></a>
  1646. <span class="sourceLineNo">1638</span> }<a name="line.1638"></a>
  1647. <span class="sourceLineNo">1639</span><a name="line.1639"></a>
  1648. <span class="sourceLineNo">1640</span> /**<a name="line.1640"></a>
  1649. <span class="sourceLineNo">1641</span> * Slides the axis range by the specified percentage.<a name="line.1641"></a>
  1650. <span class="sourceLineNo">1642</span> *<a name="line.1642"></a>
  1651. <span class="sourceLineNo">1643</span> * @param percent the percentage.<a name="line.1643"></a>
  1652. <span class="sourceLineNo">1644</span> *<a name="line.1644"></a>
  1653. <span class="sourceLineNo">1645</span> * @since 1.0.13<a name="line.1645"></a>
  1654. <span class="sourceLineNo">1646</span> */<a name="line.1646"></a>
  1655. <span class="sourceLineNo">1647</span> public void pan(double percent) {<a name="line.1647"></a>
  1656. <span class="sourceLineNo">1648</span> Range r = getRange();<a name="line.1648"></a>
  1657. <span class="sourceLineNo">1649</span> double length = range.getLength();<a name="line.1649"></a>
  1658. <span class="sourceLineNo">1650</span> double adj = length * percent;<a name="line.1650"></a>
  1659. <span class="sourceLineNo">1651</span> double lower = r.getLowerBound() + adj;<a name="line.1651"></a>
  1660. <span class="sourceLineNo">1652</span> double upper = r.getUpperBound() + adj;<a name="line.1652"></a>
  1661. <span class="sourceLineNo">1653</span> setRange(lower, upper);<a name="line.1653"></a>
  1662. <span class="sourceLineNo">1654</span> }<a name="line.1654"></a>
  1663. <span class="sourceLineNo">1655</span><a name="line.1655"></a>
  1664. <span class="sourceLineNo">1656</span> /**<a name="line.1656"></a>
  1665. <span class="sourceLineNo">1657</span> * Returns the auto tick index.<a name="line.1657"></a>
  1666. <span class="sourceLineNo">1658</span> *<a name="line.1658"></a>
  1667. <span class="sourceLineNo">1659</span> * @return The auto tick index.<a name="line.1659"></a>
  1668. <span class="sourceLineNo">1660</span> *<a name="line.1660"></a>
  1669. <span class="sourceLineNo">1661</span> * @see #setAutoTickIndex(int)<a name="line.1661"></a>
  1670. <span class="sourceLineNo">1662</span> */<a name="line.1662"></a>
  1671. <span class="sourceLineNo">1663</span> protected int getAutoTickIndex() {<a name="line.1663"></a>
  1672. <span class="sourceLineNo">1664</span> return this.autoTickIndex;<a name="line.1664"></a>
  1673. <span class="sourceLineNo">1665</span> }<a name="line.1665"></a>
  1674. <span class="sourceLineNo">1666</span><a name="line.1666"></a>
  1675. <span class="sourceLineNo">1667</span> /**<a name="line.1667"></a>
  1676. <span class="sourceLineNo">1668</span> * Sets the auto tick index.<a name="line.1668"></a>
  1677. <span class="sourceLineNo">1669</span> *<a name="line.1669"></a>
  1678. <span class="sourceLineNo">1670</span> * @param index the new value.<a name="line.1670"></a>
  1679. <span class="sourceLineNo">1671</span> *<a name="line.1671"></a>
  1680. <span class="sourceLineNo">1672</span> * @see #getAutoTickIndex()<a name="line.1672"></a>
  1681. <span class="sourceLineNo">1673</span> */<a name="line.1673"></a>
  1682. <span class="sourceLineNo">1674</span> protected void setAutoTickIndex(int index) {<a name="line.1674"></a>
  1683. <span class="sourceLineNo">1675</span> this.autoTickIndex = index;<a name="line.1675"></a>
  1684. <span class="sourceLineNo">1676</span> }<a name="line.1676"></a>
  1685. <span class="sourceLineNo">1677</span><a name="line.1677"></a>
  1686. <span class="sourceLineNo">1678</span> /**<a name="line.1678"></a>
  1687. <span class="sourceLineNo">1679</span> * Tests the axis for equality with an arbitrary object.<a name="line.1679"></a>
  1688. <span class="sourceLineNo">1680</span> *<a name="line.1680"></a>
  1689. <span class="sourceLineNo">1681</span> * @param obj the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1681"></a>
  1690. <span class="sourceLineNo">1682</span> *<a name="line.1682"></a>
  1691. <span class="sourceLineNo">1683</span> * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.1683"></a>
  1692. <span class="sourceLineNo">1684</span> */<a name="line.1684"></a>
  1693. <span class="sourceLineNo">1685</span> @Override<a name="line.1685"></a>
  1694. <span class="sourceLineNo">1686</span> public boolean equals(Object obj) {<a name="line.1686"></a>
  1695. <span class="sourceLineNo">1687</span> if (obj == this) {<a name="line.1687"></a>
  1696. <span class="sourceLineNo">1688</span> return true;<a name="line.1688"></a>
  1697. <span class="sourceLineNo">1689</span> }<a name="line.1689"></a>
  1698. <span class="sourceLineNo">1690</span> if (!(obj instanceof ValueAxis)) {<a name="line.1690"></a>
  1699. <span class="sourceLineNo">1691</span> return false;<a name="line.1691"></a>
  1700. <span class="sourceLineNo">1692</span> }<a name="line.1692"></a>
  1701. <span class="sourceLineNo">1693</span> ValueAxis that = (ValueAxis) obj;<a name="line.1693"></a>
  1702. <span class="sourceLineNo">1694</span> if (this.positiveArrowVisible != that.positiveArrowVisible) {<a name="line.1694"></a>
  1703. <span class="sourceLineNo">1695</span> return false;<a name="line.1695"></a>
  1704. <span class="sourceLineNo">1696</span> }<a name="line.1696"></a>
  1705. <span class="sourceLineNo">1697</span> if (this.negativeArrowVisible != that.negativeArrowVisible) {<a name="line.1697"></a>
  1706. <span class="sourceLineNo">1698</span> return false;<a name="line.1698"></a>
  1707. <span class="sourceLineNo">1699</span> }<a name="line.1699"></a>
  1708. <span class="sourceLineNo">1700</span> if (this.inverted != that.inverted) {<a name="line.1700"></a>
  1709. <span class="sourceLineNo">1701</span> return false;<a name="line.1701"></a>
  1710. <span class="sourceLineNo">1702</span> }<a name="line.1702"></a>
  1711. <span class="sourceLineNo">1703</span> // if autoRange is true, then the current range is irrelevant<a name="line.1703"></a>
  1712. <span class="sourceLineNo">1704</span> if (!this.autoRange &amp;&amp; !ObjectUtilities.equal(this.range, that.range)) {<a name="line.1704"></a>
  1713. <span class="sourceLineNo">1705</span> return false;<a name="line.1705"></a>
  1714. <span class="sourceLineNo">1706</span> }<a name="line.1706"></a>
  1715. <span class="sourceLineNo">1707</span> if (this.autoRange != that.autoRange) {<a name="line.1707"></a>
  1716. <span class="sourceLineNo">1708</span> return false;<a name="line.1708"></a>
  1717. <span class="sourceLineNo">1709</span> }<a name="line.1709"></a>
  1718. <span class="sourceLineNo">1710</span> if (this.autoRangeMinimumSize != that.autoRangeMinimumSize) {<a name="line.1710"></a>
  1719. <span class="sourceLineNo">1711</span> return false;<a name="line.1711"></a>
  1720. <span class="sourceLineNo">1712</span> }<a name="line.1712"></a>
  1721. <span class="sourceLineNo">1713</span> if (!this.defaultAutoRange.equals(that.defaultAutoRange)) {<a name="line.1713"></a>
  1722. <span class="sourceLineNo">1714</span> return false;<a name="line.1714"></a>
  1723. <span class="sourceLineNo">1715</span> }<a name="line.1715"></a>
  1724. <span class="sourceLineNo">1716</span> if (this.upperMargin != that.upperMargin) {<a name="line.1716"></a>
  1725. <span class="sourceLineNo">1717</span> return false;<a name="line.1717"></a>
  1726. <span class="sourceLineNo">1718</span> }<a name="line.1718"></a>
  1727. <span class="sourceLineNo">1719</span> if (this.lowerMargin != that.lowerMargin) {<a name="line.1719"></a>
  1728. <span class="sourceLineNo">1720</span> return false;<a name="line.1720"></a>
  1729. <span class="sourceLineNo">1721</span> }<a name="line.1721"></a>
  1730. <span class="sourceLineNo">1722</span> if (this.fixedAutoRange != that.fixedAutoRange) {<a name="line.1722"></a>
  1731. <span class="sourceLineNo">1723</span> return false;<a name="line.1723"></a>
  1732. <span class="sourceLineNo">1724</span> }<a name="line.1724"></a>
  1733. <span class="sourceLineNo">1725</span> if (this.autoTickUnitSelection != that.autoTickUnitSelection) {<a name="line.1725"></a>
  1734. <span class="sourceLineNo">1726</span> return false;<a name="line.1726"></a>
  1735. <span class="sourceLineNo">1727</span> }<a name="line.1727"></a>
  1736. <span class="sourceLineNo">1728</span> if (!ObjectUtilities.equal(this.standardTickUnits,<a name="line.1728"></a>
  1737. <span class="sourceLineNo">1729</span> that.standardTickUnits)) {<a name="line.1729"></a>
  1738. <span class="sourceLineNo">1730</span> return false;<a name="line.1730"></a>
  1739. <span class="sourceLineNo">1731</span> }<a name="line.1731"></a>
  1740. <span class="sourceLineNo">1732</span> if (this.verticalTickLabels != that.verticalTickLabels) {<a name="line.1732"></a>
  1741. <span class="sourceLineNo">1733</span> return false;<a name="line.1733"></a>
  1742. <span class="sourceLineNo">1734</span> }<a name="line.1734"></a>
  1743. <span class="sourceLineNo">1735</span> if (this.minorTickCount != that.minorTickCount) {<a name="line.1735"></a>
  1744. <span class="sourceLineNo">1736</span> return false;<a name="line.1736"></a>
  1745. <span class="sourceLineNo">1737</span> }<a name="line.1737"></a>
  1746. <span class="sourceLineNo">1738</span> return super.equals(obj);<a name="line.1738"></a>
  1747. <span class="sourceLineNo">1739</span> }<a name="line.1739"></a>
  1748. <span class="sourceLineNo">1740</span><a name="line.1740"></a>
  1749. <span class="sourceLineNo">1741</span> /**<a name="line.1741"></a>
  1750. <span class="sourceLineNo">1742</span> * Returns a clone of the object.<a name="line.1742"></a>
  1751. <span class="sourceLineNo">1743</span> *<a name="line.1743"></a>
  1752. <span class="sourceLineNo">1744</span> * @return A clone.<a name="line.1744"></a>
  1753. <span class="sourceLineNo">1745</span> *<a name="line.1745"></a>
  1754. <span class="sourceLineNo">1746</span> * @throws CloneNotSupportedException if some component of the axis does<a name="line.1746"></a>
  1755. <span class="sourceLineNo">1747</span> * not support cloning.<a name="line.1747"></a>
  1756. <span class="sourceLineNo">1748</span> */<a name="line.1748"></a>
  1757. <span class="sourceLineNo">1749</span> @Override<a name="line.1749"></a>
  1758. <span class="sourceLineNo">1750</span> public Object clone() throws CloneNotSupportedException {<a name="line.1750"></a>
  1759. <span class="sourceLineNo">1751</span> ValueAxis clone = (ValueAxis) super.clone();<a name="line.1751"></a>
  1760. <span class="sourceLineNo">1752</span> return clone;<a name="line.1752"></a>
  1761. <span class="sourceLineNo">1753</span> }<a name="line.1753"></a>
  1762. <span class="sourceLineNo">1754</span><a name="line.1754"></a>
  1763. <span class="sourceLineNo">1755</span> /**<a name="line.1755"></a>
  1764. <span class="sourceLineNo">1756</span> * Provides serialization support.<a name="line.1756"></a>
  1765. <span class="sourceLineNo">1757</span> *<a name="line.1757"></a>
  1766. <span class="sourceLineNo">1758</span> * @param stream the output stream.<a name="line.1758"></a>
  1767. <span class="sourceLineNo">1759</span> *<a name="line.1759"></a>
  1768. <span class="sourceLineNo">1760</span> * @throws IOException if there is an I/O error.<a name="line.1760"></a>
  1769. <span class="sourceLineNo">1761</span> */<a name="line.1761"></a>
  1770. <span class="sourceLineNo">1762</span> private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.1762"></a>
  1771. <span class="sourceLineNo">1763</span> stream.defaultWriteObject();<a name="line.1763"></a>
  1772. <span class="sourceLineNo">1764</span> SerialUtilities.writeShape(this.upArrow, stream);<a name="line.1764"></a>
  1773. <span class="sourceLineNo">1765</span> SerialUtilities.writeShape(this.downArrow, stream);<a name="line.1765"></a>
  1774. <span class="sourceLineNo">1766</span> SerialUtilities.writeShape(this.leftArrow, stream);<a name="line.1766"></a>
  1775. <span class="sourceLineNo">1767</span> SerialUtilities.writeShape(this.rightArrow, stream);<a name="line.1767"></a>
  1776. <span class="sourceLineNo">1768</span> }<a name="line.1768"></a>
  1777. <span class="sourceLineNo">1769</span><a name="line.1769"></a>
  1778. <span class="sourceLineNo">1770</span> /**<a name="line.1770"></a>
  1779. <span class="sourceLineNo">1771</span> * Provides serialization support.<a name="line.1771"></a>
  1780. <span class="sourceLineNo">1772</span> *<a name="line.1772"></a>
  1781. <span class="sourceLineNo">1773</span> * @param stream the input stream.<a name="line.1773"></a>
  1782. <span class="sourceLineNo">1774</span> *<a name="line.1774"></a>
  1783. <span class="sourceLineNo">1775</span> * @throws IOException if there is an I/O error.<a name="line.1775"></a>
  1784. <span class="sourceLineNo">1776</span> * @throws ClassNotFoundException if there is a classpath problem.<a name="line.1776"></a>
  1785. <span class="sourceLineNo">1777</span> */<a name="line.1777"></a>
  1786. <span class="sourceLineNo">1778</span> private void readObject(ObjectInputStream stream)<a name="line.1778"></a>
  1787. <span class="sourceLineNo">1779</span> throws IOException, ClassNotFoundException {<a name="line.1779"></a>
  1788. <span class="sourceLineNo">1780</span><a name="line.1780"></a>
  1789. <span class="sourceLineNo">1781</span> stream.defaultReadObject();<a name="line.1781"></a>
  1790. <span class="sourceLineNo">1782</span> this.upArrow = SerialUtilities.readShape(stream);<a name="line.1782"></a>
  1791. <span class="sourceLineNo">1783</span> this.downArrow = SerialUtilities.readShape(stream);<a name="line.1783"></a>
  1792. <span class="sourceLineNo">1784</span> this.leftArrow = SerialUtilities.readShape(stream);<a name="line.1784"></a>
  1793. <span class="sourceLineNo">1785</span> this.rightArrow = SerialUtilities.readShape(stream);<a name="line.1785"></a>
  1794. <span class="sourceLineNo">1786</span> }<a name="line.1786"></a>
  1795. <span class="sourceLineNo">1787</span><a name="line.1787"></a>
  1796. <span class="sourceLineNo">1788</span>}<a name="line.1788"></a>
  1797. </pre>
  1798. </div>
  1799. </body>
  1800. </html>