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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. 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 .
*/
package net.sf.jasperreports.components.spiderchart;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.geom.Rectangle2D;
import java.util.Locale;
import java.util.TimeZone;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.labels.StandardCategoryItemLabelGenerator;
import org.jfree.chart.labels.StandardCategoryToolTipGenerator;
import org.jfree.chart.plot.SpiderWebPlot;
import org.jfree.chart.title.LegendTitle;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.RectangleEdge;
import net.sf.jasperreports.charts.type.EdgeEnum;
import net.sf.jasperreports.charts.util.ChartUtil;
import net.sf.jasperreports.components.charts.ChartCustomizer;
import net.sf.jasperreports.components.charts.ChartSettings;
import net.sf.jasperreports.engine.JRComponentElement;
import net.sf.jasperreports.engine.JasperReportsContext;
import net.sf.jasperreports.engine.fonts.FontUtil;
import net.sf.jasperreports.renderers.Renderable;
/**
* Spider Chart design evaluator.
*
* @author Sanda Zaharia ([email protected])
*/
public class SpiderChartRendererEvaluator
{
/**
*
*/
public static final String FILL_DATASET = "fillDataset";
public static final String SAMPLE_DATASET = "sampleDataset";
public static final Double SAMPLE_MAXVALUE = 10d;
private static DefaultCategoryDataset sampleDataset;
/**
*
*/
public static Renderable evaluateRenderable(
JasperReportsContext jasperReportsContext,
JRComponentElement element,
SpiderChartSharedBean spiderchartBean,
ChartCustomizer chartCustomizer,
String defaultRenderType,
String datasetType
)
{
SpiderChartComponent chartComponent = (SpiderChartComponent) element.getComponent();
ChartSettings chartSettings = chartComponent.getChartSettings();
SpiderPlot plot = (SpiderPlot)chartComponent.getPlot();
DefaultCategoryDataset dataset = null;
StandardCategoryItemLabelGenerator labelGenerator = null;
if(FILL_DATASET.equals(datasetType))
{
dataset = ((FillSpiderDataset)spiderchartBean.getDataset()).getCustomDataset();
labelGenerator = ((FillSpiderDataset)spiderchartBean.getDataset()).getLabelGenerator();
}
else
{
dataset = getSampleDataset();
labelGenerator = new StandardCategoryItemLabelGenerator();
}
SpiderWebPlot spiderWebPlot = new SpiderWebPlot(dataset);
if(plot.getAxisLineColor() != null)
{
spiderWebPlot.setAxisLinePaint(plot.getAxisLineColor());
}
if(plot.getAxisLineWidth() != null)
{
spiderWebPlot.setAxisLineStroke(new BasicStroke(plot.getAxisLineWidth()));
}
if(plot.getBackcolor() != null)
{
spiderWebPlot.setBackgroundPaint(plot.getBackcolor());
}
if(plot.getBackgroundAlpha() != null)
{
spiderWebPlot.setBackgroundAlpha(plot.getBackgroundAlpha());
}
if(plot.getForegroundAlpha() != null)
{
spiderWebPlot.setForegroundAlpha(plot.getForegroundAlpha());
}
if(plot.getHeadPercent() != null)
{
spiderWebPlot.setHeadPercent(plot.getHeadPercent());
}
if(plot.getInteriorGap() != null)
{
spiderWebPlot.setInteriorGap(plot.getInteriorGap());
}
if(plot.getLabelColor() != null)
{
spiderWebPlot.setLabelPaint(plot.getLabelColor());
}
if(plot.getLabelFont() != null)
{
spiderWebPlot.setLabelFont(FontUtil.getInstance(jasperReportsContext).getAwtFont(plot.getLabelFont(), Locale.getDefault()));
}
if(plot.getLabelGap() != null)
{
spiderWebPlot.setAxisLabelGap(plot.getLabelGap());
}
if(spiderchartBean.getMaxValue() != null)
{
spiderWebPlot.setMaxValue(spiderchartBean.getMaxValue());
}
if(plot.getRotation() != null)
{
spiderWebPlot.setDirection(plot.getRotation().getRotation());
}
if(plot.getStartAngle() != null)
{
spiderWebPlot.setStartAngle(plot.getStartAngle());
}
if(plot.getTableOrder() != null)
{
spiderWebPlot.setDataExtractOrder(plot.getTableOrder().getOrder());
}
if(plot.getWebFilled() != null)
{
spiderWebPlot.setWebFilled(plot.getWebFilled());
}
spiderWebPlot.setToolTipGenerator(new StandardCategoryToolTipGenerator());
spiderWebPlot.setLabelGenerator(labelGenerator);
Font titleFont = chartSettings.getTitleFont() != null
? FontUtil.getInstance(jasperReportsContext).getAwtFont(chartSettings.getTitleFont(), Locale.getDefault())
: TextTitle.DEFAULT_FONT;
String titleText = spiderchartBean.getTitleText();
JFreeChart jfreechart = new JFreeChart(titleText, titleFont, spiderWebPlot, true);
Color backcolor = chartSettings.getBackcolor() != null ? chartSettings.getBackcolor() : element.getBackcolor();
if(backcolor != null)
{
jfreechart.setBackgroundPaint(backcolor);
}
RectangleEdge titleEdge = getEdge(chartSettings.getTitlePosition(), RectangleEdge.TOP);
if (titleText != null)
{
TextTitle title = jfreechart.getTitle();
title.setText(titleText);
if(chartSettings.getTitleColor() != null)
{
title.setPaint(chartSettings.getTitleColor());
}
title.setFont(titleFont);
title.setPosition(titleEdge);
jfreechart.setTitle(title);
}
String subtitleText = spiderchartBean.getSubtitleText();
if (subtitleText != null)
{
TextTitle subtitle = new TextTitle(subtitleText);
subtitle.setText(subtitleText);
if(chartSettings.getSubtitleColor() != null)
{
subtitle.setPaint(chartSettings.getSubtitleColor());
}
if(chartSettings.getSubtitleColor() != null)
{
Font subtitleFont = chartSettings.getSubtitleFont() != null
? FontUtil.getInstance(jasperReportsContext).getAwtFont(chartSettings.getSubtitleFont(), Locale.getDefault())
: TextTitle.DEFAULT_FONT;
subtitle.setFont(subtitleFont);
}
subtitle.setPosition(titleEdge);
jfreechart.addSubtitle(subtitle);
}
// Apply all of the legend formatting options
LegendTitle legend = jfreechart.getLegend();
if (legend != null)
{
legend.setVisible((chartSettings.getShowLegend() == null || chartSettings.getShowLegend()));
if (legend.isVisible())
{
if(chartSettings.getLegendColor() != null)
{
legend.setItemPaint(chartSettings.getLegendColor());
}
if (chartSettings.getLegendBackgroundColor() != null)
{
legend.setBackgroundPaint(chartSettings.getLegendBackgroundColor());
}
if(chartSettings.getLegendFont() != null)
{
legend.setItemFont(FontUtil.getInstance(jasperReportsContext).getAwtFont(chartSettings.getLegendFont(), Locale.getDefault()));
}
legend.setPosition(getEdge(chartSettings.getLegendPosition(), RectangleEdge.BOTTOM));
}
}
String renderType = chartSettings.getRenderType() == null ? defaultRenderType : chartSettings.getRenderType();
Rectangle2D rectangle = new Rectangle2D.Double(0,0,element.getWidth(),element.getHeight());
if (chartCustomizer != null)
{
chartCustomizer.customize(jfreechart, chartComponent);
}
return
ChartUtil.getInstance(jasperReportsContext).getChartRenderableFactory(renderType).getRenderable(
jasperReportsContext,
jfreechart,
spiderchartBean.getHyperlinkProvider(),
rectangle
);
}
public static DefaultCategoryDataset getSampleDataset()
{
if (sampleDataset == null)
{
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(1.0, "Series 1", "Category 1");
dataset.addValue(5.0, "Series 1", "Category 2");
dataset.addValue(4.0, "Series 1", "Category 3");
dataset.addValue(3.0, "Series 1", "Category 4");
dataset.addValue(6.0, "Series 1", "Category 5");
dataset.addValue(4.0, "Series 1", "Category 6");
dataset.addValue(3.0, "Series 1", "Category 7");
dataset.addValue(5.0, "Series 2", "Category 1");
dataset.addValue(7.0, "Series 2", "Category 2");
dataset.addValue(8.0, "Series 2", "Category 3");
dataset.addValue(6.0, "Series 2", "Category 4");
dataset.addValue(9.0, "Series 2", "Category 5");
dataset.addValue(8.0, "Series 2", "Category 6");
dataset.addValue(7.0, "Series 2", "Category 7");
dataset.addValue(5.0, "Series 3", "Category 1");
dataset.addValue(4.0, "Series 3", "Category 2");
dataset.addValue(6.0, "Series 3", "Category 3");
dataset.addValue(3.0, "Series 3", "Category 4");
dataset.addValue(2.0, "Series 3", "Category 5");
dataset.addValue(7.0, "Series 3", "Category 6");
dataset.addValue(5.0, "Series 3", "Category 7");
sampleDataset = dataset;
}
return sampleDataset;
}
public Locale getLocale() {
return null;//FIXMETHEME
}
public TimeZone getTimeZone() {
return null;
}
/**
*
*/
private static RectangleEdge getEdge(EdgeEnum position, RectangleEdge defaultPosition)
{
RectangleEdge edge = defaultPosition;
if(position != null)
{
switch (position)
{
case TOP :
{
edge = RectangleEdge.TOP;
break;
}
case BOTTOM :
{
edge = RectangleEdge.BOTTOM;
break;
}
case LEFT :
{
edge = RectangleEdge.LEFT;
break;
}
case RIGHT :
{
edge = RectangleEdge.RIGHT;
break;
}
}
}
return edge;
}
}