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


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.JRBreak;
34 import net.sf.jasperreports.engine.JRChild;
35 import net.sf.jasperreports.engine.JRConstants;
36 import net.sf.jasperreports.engine.JRExpressionCollector;
37 import net.sf.jasperreports.engine.xml.JRXmlWriter;
38
39
40 /**
41  * The actual implementation of a break element.
42  * @author Teodor Danciu (teodord@users.sourceforge.net)
43  * @version $Id: JRBaseLine.java 1229 2006-04-19 13:27:35 +0300 (Wed, 19 Apr 2006) teodord $
44  */
45 public class JRBaseBreak extends JRBaseElement implements JRBreak
46 {
47
48
49     /**
50      *
51      */
52     private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
53
54     /**
55      *
56      */
57     protected byte type = TYPE_PAGE;
58
59
60     /**
61      * Initializes properties that are specific to break elements. Common properties are initialized by its
62      * parent constructors.
63      * @param breakElement an element whose properties are copied to this element. Usually it is a
64      * {@link net.sf.jasperreports.engine.design.JRDesignBreak} that must be transformed into an
65      * <tt>JRBaseBreak</tt> at compile time.
66      * @param factory a factory used in the compile process
67      */
68     protected JRBaseBreak(JRBreak breakElement, JRBaseObjectFactory factory)
69     {
70         super(breakElement, factory);
71         
72         type = breakElement.getType();
73     }
74         
75
76     /**
77      *
78      */
79     public int getX()
80     {
81         return 0;
82     }
83
84     /**
85      *
86      */
87     public int getHeight()
88     {
89         return 1;
90     }
91
92     /**
93      *
94      */
95     public byte getType()
96     {
97         return type;
98     }
99
100     /**
101      *
102      */
103     public void setType(byte type)
104     {
105         this.type = type;
106     }
107
108     /**
109      *
110      */
111     public JRChild getCopy(JRAbstractObjectFactory factory)
112     {
113         return factory.getBreak(this);
114     }
115
116     /**
117      *
118      */
119     public void collectExpressions(JRExpressionCollector collector)
120     {
121         collector.collect(this);
122     }
123
124     /**
125      *
126      */
127     public void writeXml(JRXmlWriter xmlWriter) throws IOException JavaDoc
128     {
129         xmlWriter.writeBreak(this);
130     }
131
132
133 }
134
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