?? multipleaxisdemo1.java
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/* ----------------------
* MultipleAxisDemo1.java
* ----------------------
* (C) Copyright 2003-2005, by Object Refinery Limited.
*
*/
package demo;
import java.awt.Color;
import javax.swing.JPanel;
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.Minute;
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.ui.ApplicationFrame;
import org.jfree.ui.RectangleInsets;
import org.jfree.ui.RefineryUtilities;
/**
* This demo shows a time series chart that has multiple range axes.
*/
public class MultipleAxisDemo1 extends ApplicationFrame {
/**
* A demonstration application showing how to create a time series chart
* with muliple axes.
*
* @param title the frame title.
*/
public MultipleAxisDemo1(String title) {
super(title);
JFreeChart chart = createChart();
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(600, 270));
chartPanel.setDomainZoomable(true);
chartPanel.setRangeZoomable(true);
setContentPane(chartPanel);
}
/**
* Creates the demo chart.
*
* @return The chart.
*/
private static JFreeChart createChart() {
XYDataset dataset1 = createDataset(
"Series 1", 100.0, new Minute(), 200
);
JFreeChart chart = ChartFactory.createTimeSeriesChart(
"Multiple Axis Demo 1",
"Time of Day",
"Primary Range Axis",
dataset1,
true,
true,
false
);
chart.setBackgroundPaint(Color.white);
chart.addSubtitle(new TextTitle("Four datasets and four range axes."));
XYPlot plot = chart.getXYPlot();
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));
plot.getRangeAxis().setFixedDimension(15.0);
XYItemRenderer renderer = plot.getRenderer();
renderer.setPaint(Color.black);
// AXIS 2
NumberAxis axis2 = new NumberAxis("Range Axis 2");
axis2.setFixedDimension(10.0);
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 Minute(), 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);
plot.setRangeAxis(2, axis3);
XYDataset dataset3 = createDataset(
"Series 3", 10000.0, new Minute(), 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 Minute(), 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, start.getClass());
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) {
MultipleAxisDemo1 demo = new MultipleAxisDemo1("Multiple Axis Demo 1");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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