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Java > Open Source Codes > net > sf > jasperreports > engine > fill > JRFillLine


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.fill;
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.JRException;
35 import net.sf.jasperreports.engine.JRExpressionCollector;
36 import net.sf.jasperreports.engine.JRLine;
37 import net.sf.jasperreports.engine.JRPrintElement;
38 import net.sf.jasperreports.engine.JRPrintLine;
39 import net.sf.jasperreports.engine.JRStyle;
40 import net.sf.jasperreports.engine.xml.JRXmlWriter;
41
42
43 /**
44  * @author Teodor Danciu (teodord@users.sourceforge.net)
45  * @version $Id: JRFillLine.java 1357 2006-08-10 12:36:24 +0300 (Thu, 10 Aug 2006) lucianc $
46  */
47 public class JRFillLine extends JRFillGraphicElement implements JRLine
48 {
49
50
51     /**
52      *
53      */
54     protected JRFillLine(
55         JRBaseFiller filler,
56         JRLine line,
57         JRFillObjectFactory factory
58         )
59     {
60         super(filler, line, factory);
61     }
62
63
64     protected JRFillLine(JRFillLine line, JRFillCloneFactory factory)
65     {
66         super(line, factory);
67     }
68
69
70     /**
71      *
72      */
73     public byte getDirection()
74     {
75         return ((JRLine)this.parent).getDirection();
76     }
77         
78     /**
79      *
80      */
81     public void setDirection(byte direction)
82     {
83     }
84
85     /**
86      *
87      */
88     protected JRTemplateLine getJRTemplateLine()
89     {
90         JRStyle style = getStyle();
91         JRTemplateLine template = (JRTemplateLine) getTemplate(style);
92         if (template == null)
93         {
94             template = new JRTemplateLine(filler.getJasperPrint().getDefaultStyleProvider(), this);
95             registerTemplate(style, template);
96         }
97         return template;
98     }
99
100
101     /**
102      *
103      */
104     protected void evaluate(
105         byte evaluation
106         ) throws JRException
107     {
108         this.reset();
109         
110         this.evaluatePrintWhenExpression(evaluation);
111         
112         setValueRepeating(true);
113     }
114
115
116     /**
117      *
118      */
119     protected JRPrintElement fill()
120     {
121         JRPrintLine printLine = null;
122
123         printLine = new JRTemplatePrintLine(this.getJRTemplateLine());
124         printLine.setX(this.getX());
125         printLine.setY(this.getRelativeY());
126         printLine.setWidth(getWidth());
127         printLine.setHeight(this.getStretchHeight());
128         
129         return printLine;
130     }
131
132
133     /**
134      *
135      */
136     public JRChild getCopy(JRAbstractObjectFactory factory)
137     {
138         return factory.getLine(this);
139     }
140
141     /**
142      *
143      */
144     public void collectExpressions(JRExpressionCollector collector)
145     {
146         collector.collect(this);
147     }
148
149     /**
150      *
151      */
152     public void writeXml(JRXmlWriter xmlWriter) throws IOException JavaDoc
153     {
154         xmlWriter.writeLine(this);
155     }
156
157     /**
158      *
159      */
160     protected void resolveElement (JRPrintElement element, byte evaluation)
161     {
162         // nothing
163 }
164
165
166     public JRCloneable createClone(JRFillCloneFactory factory)
167     {
168         return new JRFillLine(this, factory);
169     }
170
171 }
172
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