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ChartRenderingInfo.html

ChartRenderingInfo.html 24 KB
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  1. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    2. 

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

  3. <head>
    4. 

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

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

  6. </head>
    7. 

  7. <body>
    8. 

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

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

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

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

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

  13. <span class="sourceLineNo">005</span> * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.<a name="line.5"></a>
    14. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  38. <span class="sourceLineNo">030</span> * (C) Copyright 2002-2013, by Object Refinery Limited.<a name="line.30"></a>
    39. 

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

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

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

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

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

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

  45. <span class="sourceLineNo">037</span> * 22-Jan-2002 : Version 1 (DG);<a name="line.37"></a>
    46. 

  46. <span class="sourceLineNo">038</span> * 05-Feb-2002 : Added a new constructor, completed Javadoc comments (DG);<a name="line.38"></a>
    47. 

  47. <span class="sourceLineNo">039</span> * 05-Mar-2002 : Added a clear() method (DG);<a name="line.39"></a>
    48. 

  48. <span class="sourceLineNo">040</span> * 23-May-2002 : Renamed DrawInfo --&gt; ChartRenderingInfo (DG);<a name="line.40"></a>
    49. 

  49. <span class="sourceLineNo">041</span> * 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);<a name="line.41"></a>
    50. 

  50. <span class="sourceLineNo">042</span> * 17-Sep-2003 : Added PlotRenderingInfo (DG);<a name="line.42"></a>
    51. 

  51. <span class="sourceLineNo">043</span> * 01-Nov-2005 : Updated equals() method (DG);<a name="line.43"></a>
    52. 

  52. <span class="sourceLineNo">044</span> * 30-Nov-2005 : Removed get/setPlotArea() (DG);<a name="line.44"></a>
    53. 

  53. <span class="sourceLineNo">045</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.45"></a>
    54. 

  54. <span class="sourceLineNo">046</span> * 01-Dec-2006 : Fixed equals() and clone() (DG);<a name="line.46"></a>
    55. 

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

  56. <span class="sourceLineNo">048</span> */<a name="line.48"></a>
    57. 

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

  58. <span class="sourceLineNo">050</span>package org.jfree.chart;<a name="line.50"></a>
    59. 

  59. <span class="sourceLineNo">051</span><a name="line.51"></a>
    60. 

  60. <span class="sourceLineNo">052</span>import java.awt.geom.Rectangle2D;<a name="line.52"></a>
    61. 

  61. <span class="sourceLineNo">053</span>import java.io.IOException;<a name="line.53"></a>
    62. 

  62. <span class="sourceLineNo">054</span>import java.io.ObjectInputStream;<a name="line.54"></a>
    63. 

  63. <span class="sourceLineNo">055</span>import java.io.ObjectOutputStream;<a name="line.55"></a>
    64. 

  64. <span class="sourceLineNo">056</span>import java.io.Serializable;<a name="line.56"></a>
    65. 

  65. <span class="sourceLineNo">057</span><a name="line.57"></a>
    66. 

  66. <span class="sourceLineNo">058</span>import org.jfree.chart.entity.EntityCollection;<a name="line.58"></a>
    67. 

  67. <span class="sourceLineNo">059</span>import org.jfree.chart.entity.StandardEntityCollection;<a name="line.59"></a>
    68. 

  68. <span class="sourceLineNo">060</span>import org.jfree.chart.plot.PlotRenderingInfo;<a name="line.60"></a>
    69. 

  69. <span class="sourceLineNo">061</span>import org.jfree.io.SerialUtilities;<a name="line.61"></a>
    70. 

  70. <span class="sourceLineNo">062</span>import org.jfree.util.ObjectUtilities;<a name="line.62"></a>
    71. 

  71. <span class="sourceLineNo">063</span>import org.jfree.util.PublicCloneable;<a name="line.63"></a>
    72. 

  72. <span class="sourceLineNo">064</span><a name="line.64"></a>
    73. 

  73. <span class="sourceLineNo">065</span>/**<a name="line.65"></a>
    74. 

  74. <span class="sourceLineNo">066</span> * A structure for storing rendering information from one call to the<a name="line.66"></a>
    75. 

  75. <span class="sourceLineNo">067</span> * JFreeChart.draw() method.<a name="line.67"></a>
    76. 

  76. <span class="sourceLineNo">068</span> * &lt;P&gt;<a name="line.68"></a>
    77. 

  77. <span class="sourceLineNo">069</span> * An instance of the {@link JFreeChart} class can draw itself within an<a name="line.69"></a>
    78. 

  78. <span class="sourceLineNo">070</span> * arbitrary rectangle on any &lt;code&gt;Graphics2D&lt;/code&gt;.  It is assumed that<a name="line.70"></a>
    79. 

  79. <span class="sourceLineNo">071</span> * client code will sometimes render the same chart in more than one view, so<a name="line.71"></a>
    80. 

  80. <span class="sourceLineNo">072</span> * the {@link JFreeChart} instance does not retain any information about its<a name="line.72"></a>
    81. 

  81. <span class="sourceLineNo">073</span> * rendered dimensions.  This information can be useful sometimes, so you have<a name="line.73"></a>
    82. 

  82. <span class="sourceLineNo">074</span> * the option to collect the information at each call to<a name="line.74"></a>
    83. 

  83. <span class="sourceLineNo">075</span> * &lt;code&gt;JFreeChart.draw()&lt;/code&gt;, by passing an instance of this<a name="line.75"></a>
    84. 

  84. <span class="sourceLineNo">076</span> * &lt;code&gt;ChartRenderingInfo&lt;/code&gt; class.<a name="line.76"></a>
    85. 

  85. <span class="sourceLineNo">077</span> */<a name="line.77"></a>
    86. 

  86. <span class="sourceLineNo">078</span>public class ChartRenderingInfo implements Cloneable, Serializable {<a name="line.78"></a>
    87. 

  87. <span class="sourceLineNo">079</span><a name="line.79"></a>
    88. 

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

  89. <span class="sourceLineNo">081</span>    private static final long serialVersionUID = 2751952018173406822L;<a name="line.81"></a>
    90. 

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

  91. <span class="sourceLineNo">083</span>    /** The area in which the chart is drawn. */<a name="line.83"></a>
    92. 

  92. <span class="sourceLineNo">084</span>    private transient Rectangle2D chartArea;<a name="line.84"></a>
    93. 

  93. <span class="sourceLineNo">085</span><a name="line.85"></a>
    94. 

  94. <span class="sourceLineNo">086</span>    /** Rendering info for the chart's plot (and subplots, if any). */<a name="line.86"></a>
    95. 

  95. <span class="sourceLineNo">087</span>    private PlotRenderingInfo plotInfo;<a name="line.87"></a>
    96. 

  96. <span class="sourceLineNo">088</span><a name="line.88"></a>
    97. 

  97. <span class="sourceLineNo">089</span>    /**<a name="line.89"></a>
    98. 

  98. <span class="sourceLineNo">090</span>     * Storage for the chart entities.  Since retaining entity information for<a name="line.90"></a>
    99. 

  99. <span class="sourceLineNo">091</span>     * charts with a large number of data points consumes a lot of memory, it<a name="line.91"></a>
    100. 

  100. <span class="sourceLineNo">092</span>     * is intended that you can set this to &lt;code&gt;null&lt;/code&gt; to prevent the<a name="line.92"></a>
    101. 

  101. <span class="sourceLineNo">093</span>     * information being collected.<a name="line.93"></a>
    102. 

  102. <span class="sourceLineNo">094</span>     */<a name="line.94"></a>
    103. 

  103. <span class="sourceLineNo">095</span>    private EntityCollection entities;<a name="line.95"></a>
    104. 

  104. <span class="sourceLineNo">096</span><a name="line.96"></a>
    105. 

  105. <span class="sourceLineNo">097</span>    /**<a name="line.97"></a>
    106. 

  106. <span class="sourceLineNo">098</span>     * Constructs a new ChartRenderingInfo structure that can be used to<a name="line.98"></a>
    107. 

  107. <span class="sourceLineNo">099</span>     * collect information about the dimensions of a rendered chart.<a name="line.99"></a>
    108. 

  108. <span class="sourceLineNo">100</span>     */<a name="line.100"></a>
    109. 

  109. <span class="sourceLineNo">101</span>    public ChartRenderingInfo() {<a name="line.101"></a>
    110. 

  110. <span class="sourceLineNo">102</span>        this(new StandardEntityCollection());<a name="line.102"></a>
    111. 

  111. <span class="sourceLineNo">103</span>    }<a name="line.103"></a>
    112. 

  112. <span class="sourceLineNo">104</span><a name="line.104"></a>
    113. 

  113. <span class="sourceLineNo">105</span>    /**<a name="line.105"></a>
    114. 

  114. <span class="sourceLineNo">106</span>     * Constructs a new instance. If an entity collection is supplied, it will<a name="line.106"></a>
    115. 

  115. <span class="sourceLineNo">107</span>     * be populated with information about the entities in a chart.  If it is<a name="line.107"></a>
    116. 

  116. <span class="sourceLineNo">108</span>     * &lt;code&gt;null&lt;/code&gt;, no entity information (including tool tips) will<a name="line.108"></a>
    117. 

  117. <span class="sourceLineNo">109</span>     * be collected.<a name="line.109"></a>
    118. 

  118. <span class="sourceLineNo">110</span>     *<a name="line.110"></a>
    119. 

  119. <span class="sourceLineNo">111</span>     * @param entities  an entity collection (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.111"></a>
    120. 

  120. <span class="sourceLineNo">112</span>     */<a name="line.112"></a>
    121. 

  121. <span class="sourceLineNo">113</span>    public ChartRenderingInfo(EntityCollection entities) {<a name="line.113"></a>
    122. 

  122. <span class="sourceLineNo">114</span>        this.chartArea = new Rectangle2D.Double();<a name="line.114"></a>
    123. 

  123. <span class="sourceLineNo">115</span>        this.plotInfo = new PlotRenderingInfo(this);<a name="line.115"></a>
    124. 

  124. <span class="sourceLineNo">116</span>        this.entities = entities;<a name="line.116"></a>
    125. 

  125. <span class="sourceLineNo">117</span>    }<a name="line.117"></a>
    126. 

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

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

  128. <span class="sourceLineNo">120</span>     * Returns the area in which the chart was drawn.<a name="line.120"></a>
    129. 

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

  130. <span class="sourceLineNo">122</span>     * @return The area in which the chart was drawn.<a name="line.122"></a>
    131. 

  131. <span class="sourceLineNo">123</span>     *<a name="line.123"></a>
    132. 

  132. <span class="sourceLineNo">124</span>     * @see #setChartArea(Rectangle2D)<a name="line.124"></a>
    133. 

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

  134. <span class="sourceLineNo">126</span>    public Rectangle2D getChartArea() {<a name="line.126"></a>
    135. 

  135. <span class="sourceLineNo">127</span>        return this.chartArea;<a name="line.127"></a>
    136. 

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

  137. <span class="sourceLineNo">129</span><a name="line.129"></a>
    138. 

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

  139. <span class="sourceLineNo">131</span>     * Sets the area in which the chart was drawn.<a name="line.131"></a>
    140. 

  140. <span class="sourceLineNo">132</span>     *<a name="line.132"></a>
    141. 

  141. <span class="sourceLineNo">133</span>     * @param area  the chart area.<a name="line.133"></a>
    142. 

  142. <span class="sourceLineNo">134</span>     *<a name="line.134"></a>
    143. 

  143. <span class="sourceLineNo">135</span>     * @see #getChartArea()<a name="line.135"></a>
    144. 

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

  145. <span class="sourceLineNo">137</span>    public void setChartArea(Rectangle2D area) {<a name="line.137"></a>
    146. 

  146. <span class="sourceLineNo">138</span>        this.chartArea.setRect(area);<a name="line.138"></a>
    147. 

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

  148. <span class="sourceLineNo">140</span><a name="line.140"></a>
    149. 

  149. <span class="sourceLineNo">141</span>    /**<a name="line.141"></a>
    150. 

  150. <span class="sourceLineNo">142</span>     * Returns the collection of entities maintained by this instance.<a name="line.142"></a>
    151. 

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

  152. <span class="sourceLineNo">144</span>     * @return The entity collection (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.144"></a>
    153. 

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

  154. <span class="sourceLineNo">146</span>     * @see #setEntityCollection(EntityCollection)<a name="line.146"></a>
    155. 

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

  156. <span class="sourceLineNo">148</span>    public EntityCollection getEntityCollection() {<a name="line.148"></a>
    157. 

  157. <span class="sourceLineNo">149</span>        return this.entities;<a name="line.149"></a>
    158. 

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

  159. <span class="sourceLineNo">151</span><a name="line.151"></a>
    160. 

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

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

  162. <span class="sourceLineNo">154</span>     *<a name="line.154"></a>
    163. 

  163. <span class="sourceLineNo">155</span>     * @param entities  the entity collection (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.155"></a>
    164. 

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

  165. <span class="sourceLineNo">157</span>     * @see #getEntityCollection()<a name="line.157"></a>
    166. 

  166. <span class="sourceLineNo">158</span>     */<a name="line.158"></a>
    167. 

  167. <span class="sourceLineNo">159</span>    public void setEntityCollection(EntityCollection entities) {<a name="line.159"></a>
    168. 

  168. <span class="sourceLineNo">160</span>        this.entities = entities;<a name="line.160"></a>
    169. 

  169. <span class="sourceLineNo">161</span>    }<a name="line.161"></a>
    170. 

  170. <span class="sourceLineNo">162</span><a name="line.162"></a>
    171. 

  171. <span class="sourceLineNo">163</span>    /**<a name="line.163"></a>
    172. 

  172. <span class="sourceLineNo">164</span>     * Clears the information recorded by this object.<a name="line.164"></a>
    173. 

  173. <span class="sourceLineNo">165</span>     */<a name="line.165"></a>
    174. 

  174. <span class="sourceLineNo">166</span>    public void clear() {<a name="line.166"></a>
    175. 

  175. <span class="sourceLineNo">167</span>        this.chartArea.setRect(0.0, 0.0, 0.0, 0.0);<a name="line.167"></a>
    176. 

  176. <span class="sourceLineNo">168</span>        this.plotInfo = new PlotRenderingInfo(this);<a name="line.168"></a>
    177. 

  177. <span class="sourceLineNo">169</span>        if (this.entities != null) {<a name="line.169"></a>
    178. 

  178. <span class="sourceLineNo">170</span>            this.entities.clear();<a name="line.170"></a>
    179. 

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

  180. <span class="sourceLineNo">172</span>    }<a name="line.172"></a>
    181. 

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

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

  183. <span class="sourceLineNo">175</span>     * Returns the rendering info for the chart's plot.<a name="line.175"></a>
    184. 

  184. <span class="sourceLineNo">176</span>     *<a name="line.176"></a>
    185. 

  185. <span class="sourceLineNo">177</span>     * @return The rendering info for the plot.<a name="line.177"></a>
    186. 

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

  187. <span class="sourceLineNo">179</span>    public PlotRenderingInfo getPlotInfo() {<a name="line.179"></a>
    188. 

  188. <span class="sourceLineNo">180</span>        return this.plotInfo;<a name="line.180"></a>
    189. 

  189. <span class="sourceLineNo">181</span>    }<a name="line.181"></a>
    190. 

  190. <span class="sourceLineNo">182</span><a name="line.182"></a>
    191. 

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

  192. <span class="sourceLineNo">184</span>     * Tests this object for equality with an arbitrary object.<a name="line.184"></a>
    193. 

  193. <span class="sourceLineNo">185</span>     *<a name="line.185"></a>
    194. 

  194. <span class="sourceLineNo">186</span>     * @param obj  the object to test against (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.186"></a>
    195. 

  195. <span class="sourceLineNo">187</span>     *<a name="line.187"></a>
    196. 

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

  197. <span class="sourceLineNo">189</span>     */<a name="line.189"></a>
    198. 

  198. <span class="sourceLineNo">190</span>    @Override<a name="line.190"></a>
    199. 

  199. <span class="sourceLineNo">191</span>    public boolean equals(Object obj) {<a name="line.191"></a>
    200. 

  200. <span class="sourceLineNo">192</span>        if (obj == this) {<a name="line.192"></a>
    201. 

  201. <span class="sourceLineNo">193</span>            return true;<a name="line.193"></a>
    202. 

  202. <span class="sourceLineNo">194</span>        }<a name="line.194"></a>
    203. 

  203. <span class="sourceLineNo">195</span>        if (!(obj instanceof ChartRenderingInfo)) {<a name="line.195"></a>
    204. 

  204. <span class="sourceLineNo">196</span>            return false;<a name="line.196"></a>
    205. 

  205. <span class="sourceLineNo">197</span>        }<a name="line.197"></a>
    206. 

  206. <span class="sourceLineNo">198</span>        ChartRenderingInfo that = (ChartRenderingInfo) obj;<a name="line.198"></a>
    207. 

  207. <span class="sourceLineNo">199</span>        if (!ObjectUtilities.equal(this.chartArea, that.chartArea)) {<a name="line.199"></a>
    208. 

  208. <span class="sourceLineNo">200</span>            return false;<a name="line.200"></a>
    209. 

  209. <span class="sourceLineNo">201</span>        }<a name="line.201"></a>
    210. 

  210. <span class="sourceLineNo">202</span>        if (!ObjectUtilities.equal(this.plotInfo, that.plotInfo)) {<a name="line.202"></a>
    211. 

  211. <span class="sourceLineNo">203</span>            return false;<a name="line.203"></a>
    212. 

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

  213. <span class="sourceLineNo">205</span>        if (!ObjectUtilities.equal(this.entities, that.entities)) {<a name="line.205"></a>
    214. 

  214. <span class="sourceLineNo">206</span>            return false;<a name="line.206"></a>
    215. 

  215. <span class="sourceLineNo">207</span>        }<a name="line.207"></a>
    216. 

  216. <span class="sourceLineNo">208</span>        return true;<a name="line.208"></a>
    217. 

  217. <span class="sourceLineNo">209</span>    }<a name="line.209"></a>
    218. 

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

  219. <span class="sourceLineNo">211</span>    /**<a name="line.211"></a>
    220. 

  220. <span class="sourceLineNo">212</span>     * Returns a clone of this object.<a name="line.212"></a>
    221. 

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

  222. <span class="sourceLineNo">214</span>     * @return A clone.<a name="line.214"></a>
    223. 

  223. <span class="sourceLineNo">215</span>     *<a name="line.215"></a>
    224. 

  224. <span class="sourceLineNo">216</span>     * @throws CloneNotSupportedException if the object cannot be cloned.<a name="line.216"></a>
    225. 

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

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

  227. <span class="sourceLineNo">219</span>    public Object clone() throws CloneNotSupportedException {<a name="line.219"></a>
    228. 

  228. <span class="sourceLineNo">220</span>        ChartRenderingInfo clone = (ChartRenderingInfo) super.clone();<a name="line.220"></a>
    229. 

  229. <span class="sourceLineNo">221</span>        if (this.chartArea != null) {<a name="line.221"></a>
    230. 

  230. <span class="sourceLineNo">222</span>            clone.chartArea = (Rectangle2D) this.chartArea.clone();<a name="line.222"></a>
    231. 

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

  232. <span class="sourceLineNo">224</span>        if (this.entities instanceof PublicCloneable) {<a name="line.224"></a>
    233. 

  233. <span class="sourceLineNo">225</span>            PublicCloneable pc = (PublicCloneable) this.entities;<a name="line.225"></a>
    234. 

  234. <span class="sourceLineNo">226</span>            clone.entities = (EntityCollection) pc.clone();<a name="line.226"></a>
    235. 

  235. <span class="sourceLineNo">227</span>        }<a name="line.227"></a>
    236. 

  236. <span class="sourceLineNo">228</span>        return clone;<a name="line.228"></a>
    237. 

  237. <span class="sourceLineNo">229</span>    }<a name="line.229"></a>
    238. 

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

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

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

  241. <span class="sourceLineNo">233</span>     *<a name="line.233"></a>
    242. 

  242. <span class="sourceLineNo">234</span>     * @param stream  the output stream.<a name="line.234"></a>
    243. 

  243. <span class="sourceLineNo">235</span>     *<a name="line.235"></a>
    244. 

  244. <span class="sourceLineNo">236</span>     * @throws IOException  if there is an I/O error.<a name="line.236"></a>
    245. 

  245. <span class="sourceLineNo">237</span>     */<a name="line.237"></a>
    246. 

  246. <span class="sourceLineNo">238</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.238"></a>
    247. 

  247. <span class="sourceLineNo">239</span>        stream.defaultWriteObject();<a name="line.239"></a>
    248. 

  248. <span class="sourceLineNo">240</span>        SerialUtilities.writeShape(this.chartArea, stream);<a name="line.240"></a>
    249. 

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

  250. <span class="sourceLineNo">242</span><a name="line.242"></a>
    251. 

  251. <span class="sourceLineNo">243</span>    /**<a name="line.243"></a>
    252. 

  252. <span class="sourceLineNo">244</span>     * Provides serialization support.<a name="line.244"></a>
    253. 

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

  254. <span class="sourceLineNo">246</span>     * @param stream  the input stream.<a name="line.246"></a>
    255. 

  255. <span class="sourceLineNo">247</span>     *<a name="line.247"></a>
    256. 

  256. <span class="sourceLineNo">248</span>     * @throws IOException  if there is an I/O error.<a name="line.248"></a>
    257. 

  257. <span class="sourceLineNo">249</span>     * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.249"></a>
    258. 

  258. <span class="sourceLineNo">250</span>     */<a name="line.250"></a>
    259. 

  259. <span class="sourceLineNo">251</span>    private void readObject(ObjectInputStream stream)<a name="line.251"></a>
    260. 

  260. <span class="sourceLineNo">252</span>        throws IOException, ClassNotFoundException {<a name="line.252"></a>
    261. 

  261. <span class="sourceLineNo">253</span>        stream.defaultReadObject();<a name="line.253"></a>
    262. 

  262. <span class="sourceLineNo">254</span>        this.chartArea = (Rectangle2D) SerialUtilities.readShape(stream);<a name="line.254"></a>
    263. 

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

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

  265. <span class="sourceLineNo">257</span>}<a name="line.257"></a>
    266. 

  266. 

  267. 

  268. 

  269. 

  270. 

  271. 

  272. 

  273. 

  274. 

  275. 

  276. 

  277. 

  278. 

  279. 

  280. 

  281. 

  282. 

  283. 

  284. 

  285. 

  286. 

  287. 

  288. 

  289. 

  290. 

  291. 

  292. 

  293. 

  294. 

  295. 

  296. 

  297. 

  298. 

  299. 

  300. 

  301. 

  302. 

  303. 

  304. 

  305. 

  306. 

  307. 

  308. 

  309. 

  310. 

  311. 

  312. 

  313. 

  314. 

  315. 

  316. 

  317. 

  318. 

  319. 

  320. 

  321. 

  322. 

  323. 

  324. 

  325. 

  326. </pre>
    327. 

  327. </div>
    328. 

  328. </body>
    329. 

  329. </html>
    330.