/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.components.spiderchart;
import net.sf.jasperreports.charts.util.CategoryChartHyperlinkProvider;
import net.sf.jasperreports.charts.util.ChartHyperlinkProvider;
import net.sf.jasperreports.components.charts.AbstractChartCustomizer;
import net.sf.jasperreports.components.charts.ChartCustomizer;
import net.sf.jasperreports.components.charts.FillChartSettings;
import net.sf.jasperreports.engine.JRChart;
import net.sf.jasperreports.engine.JRComponentElement;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRPrintHyperlinkParameters;
import net.sf.jasperreports.engine.JRPrintImage;
import net.sf.jasperreports.engine.JRRenderable;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.component.BaseFillComponent;
import net.sf.jasperreports.engine.component.FillPrepareResult;
import net.sf.jasperreports.engine.fill.JRFillCloneFactory;
import net.sf.jasperreports.engine.fill.JRFillCloneable;
import net.sf.jasperreports.engine.fill.JRFillExpressionEvaluator;
import net.sf.jasperreports.engine.fill.JRFillHyperlinkHelper;
import net.sf.jasperreports.engine.fill.JRFillObjectFactory;
import net.sf.jasperreports.engine.fill.JRTemplateImage;
import net.sf.jasperreports.engine.fill.JRTemplatePrintImage;
import net.sf.jasperreports.engine.type.EvaluationTimeEnum;
import net.sf.jasperreports.engine.util.JRClassLoader;
/**
*
* @author sanda zaharia (shertage@users.sourceforge.net)
* @version $Id: FillSpiderChart.java 3936 2010-08-13 15:34:10Z shertage $
*/
public class FillSpiderChart extends BaseFillComponent implements JRFillCloneable
{
private final SpiderChartComponent chartComponent;
private final FillChartSettings chartSettings;
private final FillSpiderDataset dataset;
private final FillSpiderPlot plot;
private Double maxValue;
private String titleText;
private String subtitleText;
private String anchorName;
private String hyperlinkReference;
private String hyperlinkAnchor;
private Integer hyperlinkPage;
private String hyperlinkTooltip;
private Integer bookmarkLevel;
private JRPrintHyperlinkParameters hyperlinkParameters;
private JRFillExpressionEvaluator expressionEvaluator;
private ChartHyperlinkProvider chartHyperlinkProvider;
private JRRenderable renderer;
private String customizerClass;
protected ChartCustomizer chartCustomizer;
public FillSpiderChart(SpiderChartComponent chartComponent, JRFillObjectFactory factory)
{
this.chartComponent = chartComponent;
this.chartSettings = new FillChartSettings(chartComponent.getChartSettings(), factory);
this.dataset = new FillSpiderDataset((SpiderDataset)chartComponent.getDataset(), factory);
factory.registerElementDataset(this.dataset);
this.plot = new FillSpiderPlot((SpiderPlot)chartComponent.getPlot(), factory);
this.expressionEvaluator = factory.getExpressionEvaluator();
}
protected boolean isEvaluateNow()
{
return chartComponent.getEvaluationTime() == EvaluationTimeEnum.NOW;
}
public void evaluate(byte evaluation) throws JRException
{
if (isEvaluateNow())
{
evaluateRenderer(evaluation);
}
}
/**
*
*/
protected void evaluateRenderer(byte evaluation) throws JRException
{
maxValue = (Double) fillContext.evaluate(getPlot().getMaxValueExpression(), evaluation);
titleText = (String) fillContext.evaluate(getChartSettings().getTitleExpression(), evaluation);
subtitleText = (String)fillContext.evaluate(getChartSettings().getSubtitleExpression(), evaluation);
anchorName = (String) fillContext.evaluate(getChartSettings().getAnchorNameExpression(), evaluation);
hyperlinkReference = (String) fillContext.evaluate(getChartSettings().getHyperlinkReferenceExpression(), evaluation);
hyperlinkAnchor = (String) fillContext.evaluate(getChartSettings().getHyperlinkAnchorExpression(), evaluation);
hyperlinkPage = (Integer) fillContext.evaluate(getChartSettings().getHyperlinkPageExpression(), evaluation);
hyperlinkTooltip = (String) fillContext.evaluate(getChartSettings().getHyperlinkTooltipExpression(), evaluation);
hyperlinkParameters = JRFillHyperlinkHelper.evaluateHyperlinkParameters(getChartSettings(), expressionEvaluator, evaluation);
dataset.evaluateDatasetRun(evaluation);
dataset.finishDataset();
chartHyperlinkProvider = new CategoryChartHyperlinkProvider(dataset.getItemHyperlinks());
bookmarkLevel = getChartSettings().getBookmarkLevel();
JRComponentElement element = fillContext.getComponentElement();
SpiderChartSharedBean spiderChartSharedBean = new SpiderChartSharedBean(
getChartSettings().getRenderType(),
maxValue,
titleText,
subtitleText,
chartHyperlinkProvider,
dataset
);
customizerClass = chartSettings.getCustomizerClass();
if (customizerClass != null && customizerClass.length() > 0) {
try {
Class myClass = JRClassLoader.loadClassForName(customizerClass);
chartCustomizer = (ChartCustomizer) myClass.newInstance();
} catch (Exception e) {
throw new JRRuntimeException("Could not create chart customizer instance.", e);
}
if (chartCustomizer instanceof AbstractChartCustomizer)
{
((AbstractChartCustomizer) chartCustomizer).init(fillContext.getFiller(), getDataset());
}
}
renderer = SpiderChartRendererEvaluator.evaluateRenderer(
element,
spiderChartSharedBean,
chartCustomizer,
JRChart.RENDER_TYPE_DRAW,
SpiderChartRendererEvaluator.FILL_DATASET);
}
public JRPrintElement fill()
{
JRComponentElement element = fillContext.getComponentElement();
JRTemplateImage templateImage = new JRTemplateImage(fillContext.getElementOrigin(),
fillContext.getDefaultStyleProvider());
templateImage.setStyle(fillContext.getElementStyle());
templateImage.setLinkType(getLinkType());
templateImage.setLinkTarget(getLinkTarget());
JRTemplatePrintImage image = new JRTemplatePrintImage(templateImage);
image.setX(element.getX());
image.setY(fillContext.getElementPrintY());
image.setWidth(element.getWidth());
image.setHeight(element.getHeight());
if (isEvaluateNow())
{
copy(image);
}
else
{
fillContext.registerDelayedEvaluation(image,
chartComponent.getEvaluationTime(), chartComponent.getEvaluationGroup());
}
return image;
}
public FillPrepareResult prepare(int availableHeight)
{
return FillPrepareResult.PRINT_NO_STRETCH;
}
public JRFillCloneable createClone(JRFillCloneFactory factory)
{
throw new UnsupportedOperationException();
}
public void evaluateDelayedElement(JRPrintElement element, byte evaluation) throws JRException
{
evaluateRenderer(evaluation);
copy((JRPrintImage) element);
}
protected void copy(JRPrintImage printImage)
{
printImage.setRenderer(getRenderer());
printImage.setAnchorName(getAnchorName());
printImage.setHyperlinkReference(getHyperlinkReference());
printImage.setHyperlinkAnchor(getHyperlinkAnchor());
printImage.setHyperlinkPage(getHyperlinkPage());
printImage.setHyperlinkTooltip(getHyperlinkTooltip());
printImage.setBookmarkLevel(getBookmarkLevel());
printImage.setHyperlinkParameters(hyperlinkParameters);
// transferProperties(printImage);
}
protected ChartHyperlinkProvider getHyperlinkProvider()
{
return chartHyperlinkProvider;
}
/**
* @return the chartSettings
*/
public FillChartSettings getChartSettings() {
return chartSettings;
}
/**
* @return the dataset
*/
public FillSpiderDataset getDataset() {
return dataset;
}
/**
* @return the plot
*/
public FillSpiderPlot getPlot() {
return plot;
}
/**
* @return the maxValue
*/
public Double getMaxValue() {
return maxValue;
}
/**
* @return the titleText
*/
public String getTitleText() {
return titleText;
}
/**
* @return the subtitleText
*/
public String getSubtitleText() {
return subtitleText;
}
/**
* @return the anchorName
*/
public String getAnchorName() {
return anchorName;
}
/**
* @return the hyperlinkReference
*/
public String getHyperlinkReference() {
return hyperlinkReference;
}
/**
* @return the hyperlinkAnchor
*/
public String getHyperlinkAnchor() {
return hyperlinkAnchor;
}
/**
* @return the hyperlinkPage
*/
public Integer getHyperlinkPage() {
return hyperlinkPage;
}
/**
* @return the hyperlinkTooltip
*/
public String getHyperlinkTooltip() {
return hyperlinkTooltip;
}
/**
* @return the hyperlinkTooltip
*/
public Integer getBookmarkLevel() {
return bookmarkLevel;
}
/**
* @return the expressionEvaluator
*/
public JRFillExpressionEvaluator getExpressionEvaluator() {
return expressionEvaluator;
}
/**
* @return the renderer
*/
public JRRenderable getRenderer() {
return renderer;
}
public String getLinkType()
{
return getChartSettings().getLinkType();
}
public String getLinkTarget()
{
return getChartSettings().getLinkTarget();
}
/**
* @return the hyperlinkParameters
*/
public JRPrintHyperlinkParameters getHyperlinkParameters() {
return hyperlinkParameters;
}
}