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Java > Open Source Codes > net > sf > jasperreports > charts > xml > JRMeterPlotFactory


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.charts.xml;
29
30 import net.sf.jasperreports.charts.design.JRDesignMeterPlot;
31 import net.sf.jasperreports.engine.JRChart;
32 import net.sf.jasperreports.engine.JRException;
33 import net.sf.jasperreports.engine.xml.JRBaseFactory;
34 import net.sf.jasperreports.engine.xml.JRXmlConstants;
35
36 import org.xml.sax.Attributes JavaDoc;
37
38
39 /**
40  * @author Barry Klawans (bklawans@users.sourceforge.net)
41  * @version $Id: JRMeterPlotFactory.java 1387 2006-09-06 00:33:40 +0300 (Wed, 06 Sep 2006) bklawans $
42  */
43 public class JRMeterPlotFactory extends JRBaseFactory
44 {
45     public static final String JavaDoc ATTRIBUTE_shape = "shape";
46     public static final String JavaDoc ATTRIBUTE_angle = "angle";
47     public static final String JavaDoc ATTRIBUTE_units = "units";
48     public static final String JavaDoc ATTRIBUTE_tickInterval = "tickInterval";
49     public static final String JavaDoc ATTRIBUTE_meterColor = "meterColor";
50     public static final String JavaDoc ATTRIBUTE_needleColor = "needleColor";
51     public static final String JavaDoc ATTRIBUTE_tickColor = "tickColor";
52     
53     /**
54      *
55      */
56     public Object JavaDoc createObject(Attributes JavaDoc atts) throws JRException
57     {
58         JRChart chart = (JRChart)digester.peek();
59         JRDesignMeterPlot meterPlot = (JRDesignMeterPlot)chart.getPlot();
60
61         String JavaDoc shapeAttr = atts.getValue(ATTRIBUTE_shape);
62         Byte JavaDoc shape = (Byte JavaDoc)JRXmlConstants.getMeterShapeMap().get(shapeAttr);
63         if (shape == null)
64         {
65             throw new JRException("Invalid meter shape: " + shapeAttr);
66         }
67         else
68         {
69             meterPlot.setShape(shape.byteValue());
70         }
71         
72         String JavaDoc angle = atts.getValue(ATTRIBUTE_angle);
73         if (angle != null && angle.length() > 0)
74         {
75             meterPlot.setMeterAngle(Integer.parseInt(angle));
76         }
77         
78         String JavaDoc units = atts.getValue(ATTRIBUTE_units);
79         if (units != null && units.length() > 0)
80         {
81             meterPlot.setUnits(units);
82         }
83         
84         String JavaDoc tickInterval = atts.getValue(ATTRIBUTE_tickInterval);
85         if (tickInterval != null && tickInterval.length() > 0)
86         {
87             meterPlot.setTickInterval(Double.parseDouble(tickInterval));
88         }
89         
90         String JavaDoc meterColor = atts.getValue(ATTRIBUTE_meterColor);
91         if (meterColor != null && meterColor.length() > 0)
92         {
93             meterPlot.setMeterBackgroundColor(JRXmlConstants.getColor(meterColor, null));
94         }
95         
96         String JavaDoc needleColor = atts.getValue(ATTRIBUTE_needleColor);
97         if (needleColor != null && needleColor.length() > 0)
98         {
99             meterPlot.setNeedleColor(JRXmlConstants.getColor(needleColor, null));
100         }
101         
102         String JavaDoc tickColor = atts.getValue(ATTRIBUTE_tickColor);
103         if (tickColor != null && tickColor.length() > 0)
104         {
105             meterPlot.setTickColor(JRXmlConstants.getColor(tickColor, null));
106         }
107         
108         return meterPlot;
109     }
110 }
111
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