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Java > Open Source Codes > net > sf > jasperreports > renderers > JRHighLowChartImageMapRenderer


1 /*
2  * ============================================================================
3  * GNU Lesser General Public License
4  * ============================================================================
5  *
6  * JasperReports - Free Java report-generating library.
7  * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
22  *
23  * JasperSoft Corporation
24  * 303 Second Street, Suite 450 North
25  * San Francisco, CA 94107
26  * http://www.jaspersoft.com
27  */
28 package net.sf.jasperreports.renderers;
29
30 import java.util.List JavaDoc;
31
32 import net.sf.jasperreports.engine.JRConstants;
33 import net.sf.jasperreports.engine.JRPrintHyperlink;
34
35 import org.jfree.chart.JFreeChart;
36 import org.jfree.chart.entity.ChartEntity;
37 import org.jfree.chart.entity.XYItemEntity;
38
39
40 /**
41  * Image map renderer used for charts with high low datasets.
42  *
43  * @author Lucian Chirita (lucianc@users.sourceforge.net)
44  * @version $Id: JRHighLowChartImageMapRenderer.java 1364 2006-08-31 18:13:20 +0300 (Thu, 31 Aug 2006) lucianc $
45  */
46 public class JRHighLowChartImageMapRenderer extends JRAbstractChartImageMapRenderer
47 {
48     
49     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
50     
51     private List JavaDoc itemHyperlinks;
52     
53     public JRHighLowChartImageMapRenderer(JFreeChart chart, List JavaDoc itemHyperlinks)
54     {
55         super(chart);
56         
57         this.itemHyperlinks = itemHyperlinks;
58     }
59
60
61     protected JRPrintHyperlink getEntityHyperlink(ChartEntity entity)
62     {
63         JRPrintHyperlink printHyperlink = null;
64         if (entity instanceof XYItemEntity)
65         {
66             XYItemEntity itemEntity = (XYItemEntity) entity;
67             int item = itemEntity.getItem();
68             if (item >= 0 && item < itemHyperlinks.size())
69             {
70                 printHyperlink = (JRPrintHyperlink) itemHyperlinks.get(item);
71             }
72         }
73         return printHyperlink;
74     }
75
76 }
77
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