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praktikum-holons
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ChartMouseEvent.html

ChartMouseEvent.html 11 KB
文件历史 原始文件

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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> * ChartMouseEvent.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 2002-2008, by Object Refinery Limited and Contributors.<a name="line.30"></a>
    39. 

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

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

  41. <span class="sourceLineNo">033</span> * Contributor(s):   Alex Weber;<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> * 27-May-2002 : Version 1, incorporating code and ideas by Alex Weber (DG);<a name="line.37"></a>
    46. 

  46. <span class="sourceLineNo">038</span> * 13-Jun-2002 : Added Javadoc comments (DG);<a name="line.38"></a>
    47. 

  47. <span class="sourceLineNo">039</span> * 26-Sep-2002 : Fixed errors reported by Checkstyle (DG);<a name="line.39"></a>
    48. 

  48. <span class="sourceLineNo">040</span> * 05-Nov-2002 : Added a reference to the source chart (DG);<a name="line.40"></a>
    49. 

  49. <span class="sourceLineNo">041</span> * 13-Jul-2004 : Now extends EventObject and implements Serializable (DG);<a name="line.41"></a>
    50. 

  50. <span class="sourceLineNo">042</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.42"></a>
    51. 

  51. <span class="sourceLineNo">043</span> * 24-May-2007 : Updated API docs (DG);<a name="line.43"></a>
    52. 

  52. <span class="sourceLineNo">044</span> *<a name="line.44"></a>
    53. 

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

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

  55. <span class="sourceLineNo">047</span>package org.jfree.chart;<a name="line.47"></a>
    56. 

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

  57. <span class="sourceLineNo">049</span>import java.awt.event.MouseEvent;<a name="line.49"></a>
    58. 

  58. <span class="sourceLineNo">050</span>import java.io.Serializable;<a name="line.50"></a>
    59. 

  59. <span class="sourceLineNo">051</span>import java.util.EventObject;<a name="line.51"></a>
    60. 

  60. <span class="sourceLineNo">052</span><a name="line.52"></a>
    61. 

  61. <span class="sourceLineNo">053</span>import org.jfree.chart.entity.ChartEntity;<a name="line.53"></a>
    62. 

  62. <span class="sourceLineNo">054</span><a name="line.54"></a>
    63. 

  63. <span class="sourceLineNo">055</span>/**<a name="line.55"></a>
    64. 

  64. <span class="sourceLineNo">056</span> * A mouse event for a chart that is displayed in a {@link ChartPanel}.<a name="line.56"></a>
    65. 

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

  66. <span class="sourceLineNo">058</span> * @see ChartMouseListener<a name="line.58"></a>
    67. 

  67. <span class="sourceLineNo">059</span> */<a name="line.59"></a>
    68. 

  68. <span class="sourceLineNo">060</span>public class ChartMouseEvent extends EventObject implements Serializable {<a name="line.60"></a>
    69. 

  69. <span class="sourceLineNo">061</span><a name="line.61"></a>
    70. 

  70. <span class="sourceLineNo">062</span>    /** For serialization. */<a name="line.62"></a>
    71. 

  71. <span class="sourceLineNo">063</span>    private static final long serialVersionUID = -682393837314562149L;<a name="line.63"></a>
    72. 

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

  73. <span class="sourceLineNo">065</span>    /** The chart that the mouse event relates to. */<a name="line.65"></a>
    74. 

  74. <span class="sourceLineNo">066</span>    private JFreeChart chart;<a name="line.66"></a>
    75. 

  75. <span class="sourceLineNo">067</span><a name="line.67"></a>
    76. 

  76. <span class="sourceLineNo">068</span>    /** The Java mouse event that triggered this event. */<a name="line.68"></a>
    77. 

  77. <span class="sourceLineNo">069</span>    private MouseEvent trigger;<a name="line.69"></a>
    78. 

  78. <span class="sourceLineNo">070</span><a name="line.70"></a>
    79. 

  79. <span class="sourceLineNo">071</span>    /** The chart entity (if any). */<a name="line.71"></a>
    80. 

  80. <span class="sourceLineNo">072</span>    private ChartEntity entity;<a name="line.72"></a>
    81. 

  81. <span class="sourceLineNo">073</span><a name="line.73"></a>
    82. 

  82. <span class="sourceLineNo">074</span>    /**<a name="line.74"></a>
    83. 

  83. <span class="sourceLineNo">075</span>     * Constructs a new event.<a name="line.75"></a>
    84. 

  84. <span class="sourceLineNo">076</span>     *<a name="line.76"></a>
    85. 

  85. <span class="sourceLineNo">077</span>     * @param chart  the source chart (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.77"></a>
    86. 

  86. <span class="sourceLineNo">078</span>     * @param trigger  the mouse event that triggered this event<a name="line.78"></a>
    87. 

  87. <span class="sourceLineNo">079</span>     *                 (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.79"></a>
    88. 

  88. <span class="sourceLineNo">080</span>     * @param entity  the chart entity (if any) under the mouse point<a name="line.80"></a>
    89. 

  89. <span class="sourceLineNo">081</span>     *                (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.81"></a>
    90. 

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

  91. <span class="sourceLineNo">083</span>    public ChartMouseEvent(JFreeChart chart, MouseEvent trigger,<a name="line.83"></a>
    92. 

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

  93. <span class="sourceLineNo">085</span>        super(chart);<a name="line.85"></a>
    94. 

  94. <span class="sourceLineNo">086</span>        this.chart = chart;<a name="line.86"></a>
    95. 

  95. <span class="sourceLineNo">087</span>        this.trigger = trigger;<a name="line.87"></a>
    96. 

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

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

  98. <span class="sourceLineNo">090</span><a name="line.90"></a>
    99. 

  99. <span class="sourceLineNo">091</span>    /**<a name="line.91"></a>
    100. 

  100. <span class="sourceLineNo">092</span>     * Returns the chart that the mouse event relates to.<a name="line.92"></a>
    101. 

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

  102. <span class="sourceLineNo">094</span>     * @return The chart (never &lt;code&gt;null&lt;/code&gt;).<a name="line.94"></a>
    103. 

  103. <span class="sourceLineNo">095</span>     */<a name="line.95"></a>
    104. 

  104. <span class="sourceLineNo">096</span>    public JFreeChart getChart() {<a name="line.96"></a>
    105. 

  105. <span class="sourceLineNo">097</span>        return this.chart;<a name="line.97"></a>
    106. 

  106. <span class="sourceLineNo">098</span>    }<a name="line.98"></a>
    107. 

  107. <span class="sourceLineNo">099</span><a name="line.99"></a>
    108. 

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

  109. <span class="sourceLineNo">101</span>     * Returns the mouse event that triggered this event.<a name="line.101"></a>
    110. 

  110. <span class="sourceLineNo">102</span>     *<a name="line.102"></a>
    111. 

  111. <span class="sourceLineNo">103</span>     * @return The event (never &lt;code&gt;null&lt;/code&gt;).<a name="line.103"></a>
    112. 

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

  113. <span class="sourceLineNo">105</span>    public MouseEvent getTrigger() {<a name="line.105"></a>
    114. 

  114. <span class="sourceLineNo">106</span>        return this.trigger;<a name="line.106"></a>
    115. 

  115. <span class="sourceLineNo">107</span>    }<a name="line.107"></a>
    116. 

  116. <span class="sourceLineNo">108</span><a name="line.108"></a>
    117. 

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

  118. <span class="sourceLineNo">110</span>     * Returns the chart entity (if any) under the mouse point.<a name="line.110"></a>
    119. 

  119. <span class="sourceLineNo">111</span>     *<a name="line.111"></a>
    120. 

  120. <span class="sourceLineNo">112</span>     * @return The chart entity (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.112"></a>
    121. 

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

  122. <span class="sourceLineNo">114</span>    public ChartEntity getEntity() {<a name="line.114"></a>
    123. 

  123. <span class="sourceLineNo">115</span>        return this.entity;<a name="line.115"></a>
    124. 

  124. <span class="sourceLineNo">116</span>    }<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. 

  128. 

  129. 

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  185. 

  186. 

  187. </pre>
    188. 

  188. </div>
    189. 

  189. </body>
    190. 

  190. </html>
    191.