Java tutorial
/* =================================================== * JFreeSVG : an SVG library for the Java(tm) platform * =================================================== * * (C)opyright 2013, 2014, by Object Refinery Limited. All rights reserved. * * Project Info: http://www.jfree.org/jfreesvg/index.html * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. * Other names may be trademarks of their respective owners.] * * If you do not wish to be bound by the terms of the AGPL, an alternative * commercial license can be purchased. For details, please see visit the * JFreeSVG home page: * * http://www.jfree.org/jfreesvg */ package org.jfree.graphics2d.demo; import java.awt.BasicStroke; import java.awt.Color; import java.awt.Font; import java.awt.Rectangle; import java.awt.geom.Ellipse2D; import java.io.File; import java.io.IOException; import java.text.DateFormat; import java.text.SimpleDateFormat; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.annotations.XYDrawableAnnotation; import org.jfree.chart.axis.DateAxis; import org.jfree.chart.axis.DateTickUnit; import org.jfree.chart.axis.DateTickUnitType; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.TickUnitSource; import org.jfree.chart.axis.TickUnits; import org.jfree.chart.drawable.ColorPainter; import org.jfree.chart.labels.StandardXYToolTipGenerator; import org.jfree.chart.plot.PiePlot; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; import org.jfree.chart.ui.RectangleInsets; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.data.general.DefaultPieDataset; import org.jfree.data.time.Month; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import org.jfree.data.time.Year; import org.jfree.data.xy.XYDataset; import org.jfree.graphics2d.svg.SVGGraphics2D; import org.jfree.graphics2d.svg.SVGUtils; /** * A demo/test for a pie chart. */ public class SVGChartWithAnnotationsDemo1 { /** * Creates a sample chart. * * @param dataset a dataset for the chart. * * @return A sample chart. */ private static JFreeChart createChart(XYDataset dataset) { JFreeChart chart = ChartFactory.createTimeSeriesChart("XYDrawableAnnotationDemo1", null, "$ million", dataset); XYPlot plot = (XYPlot) chart.getPlot(); plot.setDomainPannable(true); plot.setRangePannable(true); DateAxis xAxis = (DateAxis) plot.getDomainAxis(); xAxis.setLowerMargin(0.2); xAxis.setUpperMargin(0.2); xAxis.setStandardTickUnits(createStandardDateTickUnits()); NumberAxis yAxis = (NumberAxis) plot.getRangeAxis(); yAxis.setLowerMargin(0.2); yAxis.setUpperMargin(0.2); XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(); renderer.setBaseShapesVisible(true); renderer.setBaseLinesVisible(true); renderer.setSeriesShape(0, new Ellipse2D.Double(-5.0, -5.0, 10.0, 10.0)); renderer.setSeriesShape(1, new Ellipse2D.Double(-5.0, -5.0, 10.0, 10.0)); renderer.setSeriesStroke(0, new BasicStroke(3.0f)); renderer.setSeriesStroke(1, new BasicStroke(3.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 5.0f, new float[] { 10.0f, 5.0f }, 0.0f)); renderer.setSeriesFillPaint(0, Color.white); renderer.setSeriesFillPaint(1, Color.white); renderer.setUseFillPaint(true); renderer.setDefaultToolTipGenerator(new StandardXYToolTipGenerator()); renderer.setDefaultEntityRadius(6); renderer.addAnnotation(new XYDrawableAnnotation(new Month(4, 2005).getFirstMillisecond(), 600, 180, 100, 3.0, createPieChart())); renderer.addAnnotation(new XYDrawableAnnotation(new Month(9, 2007).getFirstMillisecond(), 1250, 120, 100, 2.0, createBarChart())); plot.setRenderer(renderer); return chart; } /** * Creates a sample dataset. * * @return A dataset. */ private static XYDataset createDataset() { TimeSeries series1 = new TimeSeries("Division A"); series1.add(new Year(2005), 1520); series1.add(new Year(2006), 1132); series1.add(new Year(2007), 450); series1.add(new Year(2008), 620); TimeSeries series2 = new TimeSeries("Division B"); series2.add(new Year(2005), 1200); series2.add(new Year(2006), 1300); series2.add(new Year(2007), 640); series2.add(new Year(2008), 520); TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(series1); dataset.addSeries(series2); return dataset; } private static JFreeChart createPieChart() { DefaultPieDataset dataset = new DefaultPieDataset(); dataset.setValue("Engineering", 43.2); dataset.setValue("Research", 13.2); dataset.setValue("Advertising", 20.9); PiePlot plot = new PiePlot(dataset); plot.setBackgroundPainter(null); plot.setBorderPainter(null); plot.setBaseSectionOutlinePaint(Color.white); plot.setBaseSectionOutlineStroke(new BasicStroke(2.0f)); plot.setLabelFont(new Font("Dialog", Font.PLAIN, 18)); plot.setMaximumLabelWidth(0.25); JFreeChart chart = new JFreeChart(plot); chart.setBackgroundPainter(null); chart.removeLegend(); chart.setPadding(RectangleInsets.ZERO_INSETS); return chart; } private static JFreeChart createBarChart() { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(10.0, "R1", "Q1"); dataset.addValue(7.0, "R1", "Q2"); dataset.addValue(8.0, "R1", "Q3"); dataset.addValue(4.0, "R1", "Q4"); dataset.addValue(10.6, "R2", "Q1"); dataset.addValue(6.1, "R2", "Q2"); dataset.addValue(8.5, "R2", "Q3"); dataset.addValue(4.3, "R2", "Q4"); JFreeChart chart = ChartFactory.createBarChart("Sales 2008", null, null, dataset); chart.removeLegend(); chart.setBackgroundPainter(null); chart.getPlot().setBackgroundPainter(new ColorPainter(new Color(200, 200, 255, 60))); return chart; } private static TickUnitSource createStandardDateTickUnits() { TickUnits units = new TickUnits(); DateFormat df = new SimpleDateFormat("yyyy"); units.add(new DateTickUnit(DateTickUnitType.YEAR, 1, DateTickUnitType.YEAR, 1, df)); units.add(new DateTickUnit(DateTickUnitType.YEAR, 2, DateTickUnitType.YEAR, 1, df)); units.add(new DateTickUnit(DateTickUnitType.YEAR, 5, DateTickUnitType.YEAR, 5, df)); return units; } /** * Starting point for the demo. * * @param args ignored. * * @throws IOException */ public static void main(String[] args) throws IOException { JFreeChart chart = createChart(createDataset()); SVGGraphics2D g2 = new SVGGraphics2D(500, 300); Rectangle r = new Rectangle(0, 0, 500, 300); chart.draw(g2, r); File f = new File("SVGChartWithAnnotationsDemo1.svg"); SVGUtils.writeToSVG(f, g2.getSVGElement()); } }