001: /*
002: * ============================================================================
003: * GNU Lesser General Public License
004: * ============================================================================
005: *
006: * JasperReports - Free Java report-generating library.
007: * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
008: *
009: * This library is free software; you can redistribute it and/or
010: * modify it under the terms of the GNU Lesser General Public
011: * License as published by the Free Software Foundation; either
012: * version 2.1 of the License, or (at your option) any later version.
013: *
014: * This library is distributed in the hope that it will be useful,
015: * but WITHOUT ANY WARRANTY; without even the implied warranty of
016: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017: * Lesser General Public License for more details.
018: *
019: * You should have received a copy of the GNU Lesser General Public
020: * License along with this library; if not, write to the Free Software
021: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
022: *
023: * JasperSoft Corporation
024: * 303 Second Street, Suite 450 North
025: * San Francisco, CA 94107
026: * http://www.jaspersoft.com
027: */
028: package net.sf.jasperreports.charts.base;
029:
030: import net.sf.jasperreports.charts.JRPieDataset;
031: import net.sf.jasperreports.engine.JRChartDataset;
032: import net.sf.jasperreports.engine.JRConstants;
033: import net.sf.jasperreports.engine.JRExpression;
034: import net.sf.jasperreports.engine.JRExpressionCollector;
035: import net.sf.jasperreports.engine.JRHyperlink;
036: import net.sf.jasperreports.engine.base.JRBaseChartDataset;
037: import net.sf.jasperreports.engine.base.JRBaseObjectFactory;
038: import net.sf.jasperreports.engine.design.JRVerifier;
039:
040: /**
041: * @author Teodor Danciu (teodord@users.sourceforge.net)
042: * @version $Id: JRBasePieDataset.java 1364 2006-08-31 15:13:20Z lucianc $
043: */
044: public class JRBasePieDataset extends JRBaseChartDataset implements
045: JRPieDataset {
046:
047: /**
048: *
049: */
050: private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
051:
052: protected JRExpression keyExpression = null;
053: protected JRExpression valueExpression = null;
054: protected JRExpression labelExpression = null;
055: private JRHyperlink sectionHyperlink;
056:
057: /**
058: *
059: */
060: public JRBasePieDataset(JRChartDataset dataset) {
061: super (dataset);
062: }
063:
064: /**
065: *
066: */
067: public JRBasePieDataset(JRPieDataset dataset,
068: JRBaseObjectFactory factory) {
069: super (dataset, factory);
070:
071: keyExpression = factory.getExpression(dataset
072: .getKeyExpression());
073: valueExpression = factory.getExpression(dataset
074: .getValueExpression());
075: labelExpression = factory.getExpression(dataset
076: .getLabelExpression());
077: sectionHyperlink = factory.getHyperlink(dataset
078: .getSectionHyperlink());
079: }
080:
081: /**
082: *
083: */
084: public JRExpression getKeyExpression() {
085: return keyExpression;
086: }
087:
088: /**
089: *
090: */
091: public JRExpression getValueExpression() {
092: return valueExpression;
093: }
094:
095: /**
096: *
097: */
098: public JRExpression getLabelExpression() {
099: return labelExpression;
100: }
101:
102: /**
103: *
104: */
105: public byte getDatasetType() {
106: return JRChartDataset.PIE_DATASET;
107: }
108:
109: /**
110: *
111: */
112: public void collectExpressions(JRExpressionCollector collector) {
113: collector.collect(this );
114: }
115:
116: public JRHyperlink getSectionHyperlink() {
117: return sectionHyperlink;
118: }
119:
120: public void validate(JRVerifier verifier) {
121: verifier.verify(this);
122: }
123:
124: }
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