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Java > Open Source Codes > net > sf > jasperreports > charts > base > JRBaseChartAxis


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.base;
29
30 import java.io.Serializable JavaDoc;
31
32 import net.sf.jasperreports.charts.JRChartAxis;
33 import net.sf.jasperreports.engine.JRChart;
34 import net.sf.jasperreports.engine.JRConstants;
35 import net.sf.jasperreports.engine.base.JRBaseObjectFactory;
36
37 /**
38  * Base read-only implementation of {@link JRChartAxis JRChartAxis}.
39  *
40  * @author Barry Klawans (barry@users.sourceforge.net)
41  * @version $Id: JRBaseChartAxis.java 1400 2006-09-21 10:45:46 +0300 (Thu, 21 Sep 2006) lucianc $
42  */
43 public class JRBaseChartAxis implements JRChartAxis, Serializable JavaDoc
44 {
45     
46     /**
47      * Where to position the axis.
48      */
49     protected byte position = POSITION_LEFT_OR_TOP;
50     
51     /**
52      * The Chart object containing the dataset and plot to use with this axis.
53      */
54     protected JRChart chart = null;
55
56     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
57
58     /**
59      * Construct a new axis that will be added to the specified chart.
60      */
61     public JRBaseChartAxis()
62     {
63     }
64
65     public JRBaseChartAxis(JRChartAxis axis, JRBaseObjectFactory factory)
66     {
67         factory.put(axis, this);
68         
69         this.position = axis.getPosition();
70         this.chart = factory.getChart(axis.getChart());
71     }
72
73     /**
74      * Returns the position of this axis.
75      *
76      * @return the position of this axis
77      */
78     public byte getPosition()
79     {
80         return position;
81     }
82     
83     /**
84      * Returns the chart that contains the dataset and plot to use for this
85      * axis. The plot is used to figure out how to render the dataset when
86      * adding to the multiple axis chart.
87      *
88      * @return the chart that contains the dataset and plot for this axis
89      */
90     public JRChart getChart()
91     {
92         return chart;
93     }
94 }
95
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