Java tutorial
/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2013, 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA. * * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. * Other names may be trademarks of their respective owners.] * * ------------------------- * SWTMultipleAxisDemo1.java * ------------------------- * (C) Copyright 2006-2009, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): Henry Proudhon; * * Changes * ------- * 23-Aug-2006 : New class (HP); * */ package cn.edu.thss.iise.bpmdemo.charts; import java.awt.Color; import javax.swing.JPanel; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; 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.plot.PlotOrientation; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.StandardXYItemRenderer; import org.jfree.chart.renderer.xy.XYItemRenderer; import org.jfree.chart.title.TextTitle; import org.jfree.data.time.Day; import org.jfree.data.time.RegularTimePeriod; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import org.jfree.data.xy.XYDataset; import org.jfree.experimental.chart.swt.ChartComposite; import org.jfree.ui.RectangleInsets; /** * This demo shows a time series chart that has multiple range axes. */ public class SWTMultipleAxisDemo1 { /** * Creates the demo chart. * * @return The chart. */ private static JFreeChart createChart() { XYDataset dataset1 = createDataset("Series 1", 100.0, new Day(), 200); JFreeChart chart = ChartFactory.createTimeSeriesChart("Multiple Axis Demo 3", "Time of Day", "Primary Range Axis", dataset1, true, true, false); chart.setBackgroundPaint(Color.white); chart.setBorderVisible(true); chart.setBorderPaint(Color.BLACK); TextTitle subtitle = new TextTitle("Four datasets and four range axes."); chart.addSubtitle(subtitle); XYPlot plot = (XYPlot) chart.getPlot(); plot.setOrientation(PlotOrientation.VERTICAL); plot.setBackgroundPaint(Color.lightGray); plot.setDomainGridlinePaint(Color.white); plot.setRangeGridlinePaint(Color.white); plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0)); XYItemRenderer renderer = plot.getRenderer(); renderer.setSeriesPaint(0, Color.black); // AXIS 2 NumberAxis axis2 = new NumberAxis("Range Axis 2"); axis2.setAutoRangeIncludesZero(false); axis2.setLabelPaint(Color.red); axis2.setTickLabelPaint(Color.red); plot.setRangeAxis(1, axis2); plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_LEFT); XYDataset dataset2 = createDataset("Series 2", 1000.0, new Day(), 170); plot.setDataset(1, dataset2); plot.mapDatasetToRangeAxis(1, 1); XYItemRenderer renderer2 = new StandardXYItemRenderer(); renderer2.setSeriesPaint(0, Color.red); plot.setRenderer(1, renderer2); // AXIS 3 NumberAxis axis3 = new NumberAxis("Range Axis 3"); axis3.setLabelPaint(Color.blue); axis3.setTickLabelPaint(Color.blue); // axis3.setPositiveArrowVisible(true); plot.setRangeAxis(2, axis3); XYDataset dataset3 = createDataset("Series 3", 10000.0, new Day(), 170); plot.setDataset(2, dataset3); plot.mapDatasetToRangeAxis(2, 2); XYItemRenderer renderer3 = new StandardXYItemRenderer(); renderer3.setSeriesPaint(0, Color.blue); plot.setRenderer(2, renderer3); // AXIS 4 NumberAxis axis4 = new NumberAxis("Range Axis 4"); axis4.setLabelPaint(Color.green); axis4.setTickLabelPaint(Color.green); plot.setRangeAxis(3, axis4); XYDataset dataset4 = createDataset("Series 4", 25.0, new Day(), 200); plot.setDataset(3, dataset4); plot.mapDatasetToRangeAxis(3, 3); XYItemRenderer renderer4 = new StandardXYItemRenderer(); renderer4.setSeriesPaint(0, Color.green); plot.setRenderer(3, renderer4); return chart; } /** * Creates a sample dataset. * * @param name * the dataset name. * @param base * the starting value. * @param start * the starting period. * @param count * the number of values to generate. * * @return The dataset. */ private static XYDataset createDataset(String name, double base, RegularTimePeriod start, int count) { TimeSeries series = new TimeSeries(name); RegularTimePeriod period = start; double value = base; for (int i = 0; i < count; i++) { series.add(period, value); period = period.next(); value = value * (1 + (Math.random() - 0.495) / 10.0); } TimeSeriesCollection dataset = new TimeSeriesCollection(); dataset.addSeries(series); return dataset; } /** * Creates a panel for the demo (used by SuperDemo.java). * * @return A panel. */ public static JPanel createDemoPanel() { JFreeChart chart = createChart(); return new ChartPanel(chart); } /** * Starting point for the demonstration application. * * @param args * ignored. */ public static void main(String[] args) { final JFreeChart chart = createChart(); final Display display = new Display(); Shell shell = new Shell(display); shell.setSize(600, 300); shell.setLayout(new FillLayout()); shell.setText("Test for jfreechart running with SWT"); ChartComposite frame = new ChartComposite(shell, SWT.NONE, chart, true); frame.setDisplayToolTips(false); frame.setHorizontalAxisTrace(true); frame.setVerticalAxisTrace(true); shell.open(); while (!shell.isDisposed()) { if (!display.readAndDispatch()) display.sleep(); } } }