Java/Chart/Dual Axis Chart
Содержание
JFreeChart: Contour Plot Demo
JFreeChart: Dual Axis Demo
<source lang="java">
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ----------------- * DualAxisDemo.java * ----------------- * (C) Copyright 2002-2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: DualAxisDemo.java,v 1.21 2004/05/10 16:45:24 mungady Exp $ * * Changes * ------- * 19-Nov-2002 : Version 1 (DG); * */
package org.jfree.chart.demo; import java.awt.Color; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.AxisLocation; import org.jfree.chart.axis.CategoryAxis; import org.jfree.chart.axis.CategoryLabelPositions; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.ValueAxis; import org.jfree.chart.labels.StandardCategoryToolTipGenerator; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.DatasetRenderingOrder; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.LineAndShapeRenderer; import org.jfree.data.category.CategoryDataset; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; /**
* A simple demonstration application showing how to create a dual axis chart based on data * from two {@link CategoryDataset} instances. * */
public class DualAxisDemo extends ApplicationFrame {
/** * Creates a new demo instance. * * @param title the frame title. */ public DualAxisDemo(final String title) { super(title); final CategoryDataset dataset1 = createDataset1(); // create the chart... final JFreeChart chart = ChartFactory.createBarChart( "Dual Axis Chart", // chart title "Category", // domain axis label "Value", // range axis label dataset1, // data PlotOrientation.VERTICAL, true, // include legend true, // tooltips? false // URL generator? Not required... ); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... chart.setBackgroundPaint(Color.white);
// chart.getLegend().setAnchor(Legend.SOUTH);
// get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setBackgroundPaint(new Color(0xEE, 0xEE, 0xFF)); plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_RIGHT); final CategoryDataset dataset2 = createDataset2(); plot.setDataset(1, dataset2); plot.mapDatasetToRangeAxis(1, 1); final CategoryAxis domainAxis = plot.getDomainAxis(); domainAxis.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45); final ValueAxis axis2 = new NumberAxis("Secondary"); plot.setRangeAxis(1, axis2); final LineAndShapeRenderer renderer2 = new LineAndShapeRenderer(); renderer2.setToolTipGenerator(new StandardCategoryToolTipGenerator()); plot.setRenderer(1, renderer2); plot.setDatasetRenderingOrder(DatasetRenderingOrder.REVERSE); // OPTIONAL CUSTOMISATION COMPLETED. // add the chart to a panel... final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.ru/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset1() { // row keys... final String series1 = "First"; final String series2 = "Second"; final String series3 = "Third"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; final String category6 = "Category 6"; final String category7 = "Category 7"; final String category8 = "Category 8"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, series1, category1); dataset.addValue(4.0, series1, category2); dataset.addValue(3.0, series1, category3); dataset.addValue(5.0, series1, category4); dataset.addValue(5.0, series1, category5); dataset.addValue(7.0, series1, category6); dataset.addValue(7.0, series1, category7); dataset.addValue(8.0, series1, category8); dataset.addValue(5.0, series2, category1); dataset.addValue(7.0, series2, category2); dataset.addValue(6.0, series2, category3); dataset.addValue(8.0, series2, category4); dataset.addValue(4.0, series2, category5); dataset.addValue(4.0, series2, category6); dataset.addValue(2.0, series2, category7); dataset.addValue(1.0, series2, category8); dataset.addValue(4.0, series3, category1); dataset.addValue(3.0, series3, category2); dataset.addValue(2.0, series3, category3); dataset.addValue(3.0, series3, category4); dataset.addValue(6.0, series3, category5); dataset.addValue(3.0, series3, category6); dataset.addValue(4.0, series3, category7); dataset.addValue(3.0, series3, category8); return dataset; } /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset2() { // row keys... final String series1 = "Fourth"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; final String category6 = "Category 6"; final String category7 = "Category 7"; final String category8 = "Category 8"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(15.0, series1, category1); dataset.addValue(24.0, series1, category2); dataset.addValue(31.0, series1, category3); dataset.addValue(25.0, series1, category4); dataset.addValue(56.0, series1, category5); dataset.addValue(37.0, series1, category6); dataset.addValue(77.0, series1, category7); dataset.addValue(18.0, series1, category8); return dataset; } /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(final String[] args) { final DualAxisDemo demo = new DualAxisDemo("Dual Axis Demo"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); }
}
</source>
JFreeChart: Dual Axis Demo 2
<source lang="java">
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------ * DualAxisDemo2.java * ------------------ * (C) Copyright 2002-2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: DualAxisDemo2.java,v 1.17 2004/05/21 10:09:10 mungady Exp $ * * Changes * ------- * 19-Nov-2002 : Version 1 (DG); * 27-Apr-2004 : Updated for changes to the XYPlot class (DG); * */
package org.jfree.chart.demo; import java.awt.Color; import java.text.SimpleDateFormat; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.DateAxis; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.labels.StandardXYToolTipGenerator; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.StandardXYItemRenderer; import org.jfree.chart.renderer.xy.XYItemRenderer; import org.jfree.data.time.Month; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import org.jfree.data.xy.XYDataset; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; /**
* An example of a time series chart. For the most part, default settings are used, except that * the renderer is modified to show filled shapes (as well as lines) at each data point. * */
public class DualAxisDemo2 extends ApplicationFrame {
/** * A demonstration application showing how to create a time series chart with dual axes. * * @param title the frame title. */ public DualAxisDemo2(final String title) { super(title); // create a title... final String chartTitle = "Dual Axis Demo 2"; final XYDataset dataset = createDataset1(); final JFreeChart chart = ChartFactory.createTimeSeriesChart( chartTitle, "Date", "Price Per Unit", dataset, true, true, false ); // final StandardLegend legend = (StandardLegend) chart.getLegend(); // legend.setDisplaySeriesShapes(true); final XYPlot plot = chart.getXYPlot(); final NumberAxis axis2 = new NumberAxis("Secondary"); axis2.setAutoRangeIncludesZero(false); plot.setRangeAxis(1, axis2); plot.setDataset(1, createDataset2()); plot.mapDatasetToRangeAxis(1, 1); final XYItemRenderer renderer = plot.getRenderer(); renderer.setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance()); if (renderer instanceof StandardXYItemRenderer) { final StandardXYItemRenderer rr = (StandardXYItemRenderer) renderer; rr.setPlotShapes(true); rr.setShapesFilled(true); } final StandardXYItemRenderer renderer2 = new StandardXYItemRenderer(); renderer2.setSeriesPaint(0, Color.black); renderer2.setPlotShapes(true); renderer.setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance()); plot.setRenderer(1, renderer2); final DateAxis axis = (DateAxis) plot.getDomainAxis(); axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy")); final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } /** * Creates a sample dataset. * * @return The dataset. */ private XYDataset createDataset1() { final TimeSeries s1 = new TimeSeries("Random Data 1", Month.class); s1.add(new Month(2, 2001), 181.8); s1.add(new Month(3, 2001), 167.3); s1.add(new Month(4, 2001), 153.8); s1.add(new Month(5, 2001), 167.6); s1.add(new Month(6, 2001), 158.8); s1.add(new Month(7, 2001), 148.3); s1.add(new Month(8, 2001), 153.9); s1.add(new Month(9, 2001), 142.7); s1.add(new Month(10, 2001), 123.2); s1.add(new Month(11, 2001), 131.8); s1.add(new Month(12, 2001), 139.6); s1.add(new Month(1, 2002), 142.9); s1.add(new Month(2, 2002), 138.7); s1.add(new Month(3, 2002), 137.3); s1.add(new Month(4, 2002), 143.9); s1.add(new Month(5, 2002), 139.8); s1.add(new Month(6, 2002), 137.0); s1.add(new Month(7, 2002), 132.8); final TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(s1); return dataset; } /** * Creates a sample dataset. * * @return The dataset. */ private XYDataset createDataset2() {
final TimeSeries s2 = new TimeSeries("Random Data 2", Month.class); s2.add(new Month(2, 2001), 429.6); s2.add(new Month(3, 2001), 323.2); s2.add(new Month(4, 2001), 417.2); s2.add(new Month(5, 2001), 624.1); s2.add(new Month(6, 2001), 422.6); s2.add(new Month(7, 2001), 619.2); s2.add(new Month(8, 2001), 416.5); s2.add(new Month(9, 2001), 512.7); s2.add(new Month(10, 2001), 501.5); s2.add(new Month(11, 2001), 306.1); s2.add(new Month(12, 2001), 410.3); s2.add(new Month(1, 2002), 511.7); s2.add(new Month(2, 2002), 611.0); s2.add(new Month(3, 2002), 709.6); s2.add(new Month(4, 2002), 613.2); s2.add(new Month(5, 2002), 711.6); s2.add(new Month(6, 2002), 708.8); s2.add(new Month(7, 2002), 501.6); final TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(s2); return dataset; } // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.ru/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(final String[] args) { final DualAxisDemo2 demo = new DualAxisDemo2("Dual Axis Demo 2"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); }
}
</source>
JFreeChart: Dual Axis Demo 3
<source lang="java">
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------ * DualAxisDemo3.java * ------------------ * (C) Copyright 2002-2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: DualAxisDemo3.java,v 1.19 2004/04/29 07:54:56 mungady Exp $ * * Changes * ------- * 19-Nov-2002 : Version 1 (DG); * */
package org.jfree.chart.demo; import java.awt.Color; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.AxisLocation; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.ValueAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.CategoryItemRenderer; import org.jfree.chart.renderer.category.LineAndShapeRenderer; import org.jfree.data.category.CategoryDataset; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; /**
* A simple demonstration application showing how to create a dual axis chart based on data * from two {@link CategoryDataset} instances. * */
public class DualAxisDemo3 extends ApplicationFrame {
/** * Creates a new demo instance. * * @param title the frame title. */ public DualAxisDemo3(final String title) { super(title); final CategoryDataset dataset1 = createDataset1(); // create the chart... final JFreeChart chart = ChartFactory.createBarChart( "Dual Axis Chart", // chart title "Category", // domain axis label "Value", // range axis label dataset1, // dataset PlotOrientation.HORIZONTAL, // orientation true, // include legend true, false ); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(new Color(0xCC, 0xFF, 0xCC)); // chart.getLegend().setAnchor(Legend.WEST); // get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_RIGHT); // plot.getDomainAxis().setMaxCategoryLabelWidthRatio(10.0f); final CategoryDataset dataset2 = createDataset2(); final ValueAxis axis2 = new NumberAxis("Secondary"); plot.setRangeAxis(1, axis2); plot.setDataset(1, dataset2); plot.mapDatasetToRangeAxis(1, 1); plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT); final CategoryItemRenderer renderer2 = new LineAndShapeRenderer(); plot.setRenderer(1, renderer2); // OPTIONAL CUSTOMISATION COMPLETED. // add the chart to a panel... final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset1() { // row keys... final String series1 = "First"; final String series2 = "Second"; final String series3 = "Third"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; final String category6 = "Category 6"; final String category7 = "Category 7"; final String category8 = "Category 8"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, series1, category1); dataset.addValue(4.0, series1, category2); dataset.addValue(3.0, series1, category3); dataset.addValue(5.0, series1, category4); dataset.addValue(5.0, series1, category5); dataset.addValue(7.0, series1, category6); dataset.addValue(7.0, series1, category7); dataset.addValue(8.0, series1, category8); dataset.addValue(5.0, series2, category1); dataset.addValue(7.0, series2, category2); dataset.addValue(6.0, series2, category3); dataset.addValue(8.0, series2, category4); dataset.addValue(4.0, series2, category5); dataset.addValue(4.0, series2, category6); dataset.addValue(2.0, series2, category7); dataset.addValue(1.0, series2, category8); dataset.addValue(4.0, series3, category1); dataset.addValue(3.0, series3, category2); dataset.addValue(2.0, series3, category3); dataset.addValue(3.0, series3, category4); dataset.addValue(6.0, series3, category5); dataset.addValue(3.0, series3, category6); dataset.addValue(4.0, series3, category7); dataset.addValue(3.0, series3, category8); return dataset; } /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset2() { // row keys... final String series1 = "Fourth"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; final String category6 = "Category 6"; final String category7 = "Category 7"; final String category8 = "Category 8"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(15.0, series1, category1); dataset.addValue(24.0, series1, category2); dataset.addValue(31.0, series1, category3); dataset.addValue(25.0, series1, category4); dataset.addValue(56.0, series1, category5); dataset.addValue(37.0, series1, category6); dataset.addValue(77.0, series1, category7); dataset.addValue(18.0, series1, category8); return dataset; } // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.ru/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(final String[] args) { final DualAxisDemo3 demo = new DualAxisDemo3("Dual Axis Demo 3"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); }
}
</source>
JFreeChart: Dual Axis Demo 4
<source lang="java">
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------ * DualAxisDemo4.java * ------------------ * (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: DualAxisDemo4.java,v 1.12 2004/04/29 07:54:56 mungady Exp $ * * Changes * ------- * 04-Jul-2003 : Version 1 (DG); * */
package org.jfree.chart.demo; import java.awt.Color; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.AxisLocation; import org.jfree.chart.axis.NumberAxis3D; import org.jfree.chart.axis.ValueAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.DatasetRenderingOrder; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.CategoryItemRenderer; import org.jfree.chart.renderer.category.LineAndShapeRenderer; import org.jfree.data.category.CategoryDataset; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; /**
* A simple demonstration application showing how to create a dual axis chart based on data * from two {@link CategoryDataset} instances. * */
public class DualAxisDemo4 extends ApplicationFrame {
/** * Creates a new demo instance. * * @param title the frame title. */ public DualAxisDemo4(final String title) { super(title); final CategoryDataset dataset1 = createDataset1(); // create the chart... final JFreeChart chart = ChartFactory.createBarChart3D( "Dual Axis Chart", // chart title "Category", // domain axis label "Value", // range axis label dataset1, // data PlotOrientation.VERTICAL, true, // include legend true, false ); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... // set the background color for the chart... chart.setBackgroundPaint(new Color(0xCC, 0xFF, 0xCC));
// chart.getLegend().setAnchor(Legend.SOUTH);
// get a reference to the plot for further customisation... final CategoryPlot plot = chart.getCategoryPlot(); plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_LEFT); plot.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT); final CategoryItemRenderer renderer1 = plot.getRenderer(); renderer1.setSeriesPaint(0, Color.red); renderer1.setSeriesPaint(1, Color.yellow); renderer1.setSeriesPaint(2, Color.green); final CategoryDataset dataset2 = createDataset2(); final ValueAxis axis2 = new NumberAxis3D("Secondary"); plot.setRangeAxis(1, axis2); plot.setDataset(1, dataset2); plot.mapDatasetToRangeAxis(1, 1); final CategoryItemRenderer renderer2 = new LineAndShapeRenderer(); renderer2.setSeriesPaint(0, Color.blue); plot.setRenderer(1, renderer2); plot.setDatasetRenderingOrder(DatasetRenderingOrder.REVERSE); // OPTIONAL CUSTOMISATION COMPLETED. // add the chart to a panel... final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.ru/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset1() { // row keys... final String series1 = "First"; final String series2 = "Second"; final String series3 = "Third"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, series1, category1); dataset.addValue(4.0, series1, category2); dataset.addValue(3.0, series1, category3); dataset.addValue(5.0, series1, category4); dataset.addValue(5.0, series1, category5); dataset.addValue(5.0, series2, category1); dataset.addValue(7.0, series2, category2); dataset.addValue(6.0, series2, category3); dataset.addValue(8.0, series2, category4); dataset.addValue(4.0, series2, category5); dataset.addValue(4.0, series3, category1); dataset.addValue(3.0, series3, category2); dataset.addValue(2.0, series3, category3); dataset.addValue(3.0, series3, category4); dataset.addValue(6.0, series3, category5); return dataset; } /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset2() { // row keys... final String series1 = "Fourth"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; final String category5 = "Category 5"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(15.0, series1, category1); dataset.addValue(24.0, series1, category2); dataset.addValue(31.0, series1, category3); dataset.addValue(25.0, series1, category4); dataset.addValue(56.0, series1, category5); return dataset; } /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(final String[] args) { final DualAxisDemo4 demo = new DualAxisDemo4("Dual Axis Demo 4"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); }
}
</source>
JFreeChart: Dual Axis Demo 5
<source lang="java">
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jfreechart/index.html * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 this * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. * * [Java is a trademark or registered trademark of Sun Microsystems, Inc. * in the United States and other countries.] * * ------------------ * DualAxisDemo5.java * ------------------ * (C) Copyright 2002-2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: DualAxisDemo5.java,v 1.12 2004/04/29 07:54:56 mungady Exp $ * * Changes * ------- * 19-Sep-2003 : Version 1 (DG); * 06-Feb-2004 : Modified to correct legend (DG); * */
package org.jfree.chart.demo; import java.awt.Color; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.LegendItem; import org.jfree.chart.LegendItemCollection; import org.jfree.chart.axis.AxisLocation; import org.jfree.chart.axis.CategoryAxis; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.ValueAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.renderer.category.BarRenderer; import org.jfree.chart.renderer.category.CategoryItemRenderer; import org.jfree.data.category.CategoryDataset; import org.jfree.data.category.DefaultCategoryDataset; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; /**
* This demo shows how to create a dual axis bar chart. A workaround is used because the * {@link BarRenderer} and {@link CategoryAxis} classes will overlap the bars for the two * datasets - to get around this, an an additional series (containing "null" values) is added * to each dataset, and the getLegendItems() method in the plot is overridden. * */
public class DualAxisDemo5 extends ApplicationFrame {
/** * Creates a new demo instance. * * @param title the frame title. */ public DualAxisDemo5(final String title) { super(title); final CategoryDataset dataset1 = createDataset1(); final CategoryDataset dataset2 = createDataset2(); final JFreeChart chart = createChart(dataset1, dataset2); final ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); setContentPane(chartPanel); } // **************************************************************************** // * JFREECHART DEVELOPER GUIDE * // * The JFreeChart Developer Guide, written by David Gilbert, is available * // * to purchase from Object Refinery Limited: * // * * // * http://www.object-refinery.ru/jfreechart/guide.html * // * * // * Sales are used to provide funding for the JFreeChart project - please * // * support us so that we can continue developing free software. * // **************************************************************************** /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset1() { // row keys... final String series1 = "Series 1"; final String series2 = "Dummy 1"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, series1, category1); dataset.addValue(4.0, series1, category2); dataset.addValue(3.0, series1, category3); dataset.addValue(5.0, series1, category4); dataset.addValue(null, series2, category1); dataset.addValue(null, series2, category2); dataset.addValue(null, series2, category3); dataset.addValue(null, series2, category4); return dataset; } /** * Creates a sample dataset. * * @return The dataset. */ private CategoryDataset createDataset2() { // row keys... final String series1 = "Dummy 2"; final String series2 = "Series 2"; // column keys... final String category1 = "Category 1"; final String category2 = "Category 2"; final String category3 = "Category 3"; final String category4 = "Category 4"; // create the dataset... final DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(null, series1, category1); dataset.addValue(null, series1, category2); dataset.addValue(null, series1, category3); dataset.addValue(null, series1, category4); dataset.addValue(75.0, series2, category1); dataset.addValue(87.0, series2, category2); dataset.addValue(96.0, series2, category3); dataset.addValue(68.0, series2, category4); return dataset; } /** * Creates a chart. * * @param dataset1 the first dataset. * @param dataset2 the second dataset. * * @return A chart. */ private JFreeChart createChart(final CategoryDataset dataset1, final CategoryDataset dataset2) { final CategoryAxis domainAxis = new CategoryAxis("Category"); final NumberAxis rangeAxis = new NumberAxis("Value"); final BarRenderer renderer1 = new BarRenderer(); final CategoryPlot plot = new CategoryPlot(dataset1, domainAxis, rangeAxis, renderer1) { /** * Override the getLegendItems() method to handle special case. * * @return the legend items. */ public LegendItemCollection getLegendItems() { final LegendItemCollection result = new LegendItemCollection(); final CategoryDataset data = getDataset(); if (data != null) { final CategoryItemRenderer r = getRenderer(); if (r != null) { final LegendItem item = r.getLegendItem(0, 0); result.add(item); } } // the JDK 1.2.2 compiler complained about the name of this // variable final CategoryDataset dset2 = getDataset(1); if (dset2 != null) { final CategoryItemRenderer renderer2 = getRenderer(1); if (renderer2 != null) { final LegendItem item = renderer2.getLegendItem(1, 1); result.add(item); } } return result; } }; final JFreeChart chart = new JFreeChart("Dual Axis Bar Chart", plot); chart.setBackgroundPaint(Color.white);
// chart.getLegend().setAnchor(Legend.SOUTH);
plot.setBackgroundPaint(new Color(0xEE, 0xEE, 0xFF)); plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_RIGHT); plot.setDataset(1, dataset2); plot.mapDatasetToRangeAxis(1, 1); final ValueAxis axis2 = new NumberAxis("Secondary"); plot.setRangeAxis(1, axis2); plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT); final BarRenderer renderer2 = new BarRenderer(); plot.setRenderer(1, renderer2); return chart; } /** * Starting point for the demonstration application. * * @param args ignored. */ public static void main(final String[] args) { final DualAxisDemo5 demo = new DualAxisDemo5("Dual Axis Demo 5"); demo.pack(); RefineryUtilities.centerFrameOnScreen(demo); demo.setVisible(true); }
}
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