KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > net > sf > jasperreports > engine > base > JRBaseLine


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.engine.base;
29
30 import java.io.IOException JavaDoc;
31
32 import net.sf.jasperreports.engine.JRAbstractObjectFactory;
33 import net.sf.jasperreports.engine.JRChild;
34 import net.sf.jasperreports.engine.JRConstants;
35 import net.sf.jasperreports.engine.JRExpressionCollector;
36 import net.sf.jasperreports.engine.JRLine;
37 import net.sf.jasperreports.engine.xml.JRXmlWriter;
38
39
40 /**
41  * The actual implementation of a graphic element representing a straight line.
42  * @author Teodor Danciu (teodord@users.sourceforge.net)
43  * @version $Id: JRBaseLine.java 1499 2006-11-20 18:17:31 +0200 (Mon, 20 Nov 2006) teodord $
44  */
45 public class JRBaseLine extends JRBaseGraphicElement implements JRLine
46 {
47
48
49     /**
50      *
51      */
52     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
53
54     /**
55      *
56      */
57     protected byte direction = DIRECTION_TOP_DOWN;
58
59
60     /**
61      * Initializes properties that are specific to lines. Common properties are initialized by its
62      * parent constructors.
63      * @param line an element whose properties are copied to this element. Usually it is a
64      * {@link net.sf.jasperreports.engine.design.JRDesignLine} that must be transformed into an
65      * <tt>JRBaseLine</tt> at compile time.
66      * @param factory a factory used in the compile process
67      */
68     protected JRBaseLine(JRLine line, JRBaseObjectFactory factory)
69     {
70         super(line, factory);
71         
72         direction = line.getDirection();
73     }
74         
75
76     /**
77      *
78      */
79     public void setWidth(int width)
80     {
81         if (width == 0)
82         {
83             width = 1;
84         }
85         
86         super.setWidth(width);
87     }
88
89     /**
90      *
91      */
92     public byte getDirection()
93     {
94         return direction;
95     }
96
97     /**
98      *
99      */
100     public void setDirection(byte direction)
101     {
102         this.direction = direction;
103     }
104
105     /**
106      *
107      */
108     public JRChild getCopy(JRAbstractObjectFactory factory)
109     {
110         return factory.getLine(this);
111     }
112
113     /**
114      *
115      */
116     public void collectExpressions(JRExpressionCollector collector)
117     {
118         collector.collect(this);
119     }
120
121     /**
122      *
123      */
124     public void writeXml(JRXmlWriter xmlWriter) throws IOException JavaDoc
125     {
126         xmlWriter.writeLine(this);
127     }
128
129
130 }
131
Popular Tags