?? multipleaxisdemo3.java
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/* ----------------------
* MultipleAxisDemo3.java
* ----------------------
* (C) Copyright 2003-2005, by Object Refinery Limited.
*
*/
package 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.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYItemRenderer;
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;
/**
* An example of....
*/
public class MultipleAxisDemo3 extends ApplicationFrame {
/**
* A demonstration application showing how to create a time series chart
* with muliple axes.
*
* @param title the frame title.
*/
public MultipleAxisDemo3(String title) {
super(title);
JFreeChart chart = createChart();
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(600, 270));
setContentPane(chartPanel);
}
/**
* Creates the demo chart.
*
* @return The chart.
*/
private JFreeChart createChart() {
XYDataset dataset1 = createDataset(
"Series 1", 100.0, new Minute(), 200
);
JFreeChart chart = ChartFactory.createTimeSeriesChart(
"Multiple Axis Demo 3",
"Time of Day",
"Primary Range Axis",
dataset1,
true,
true,
false
);
chart.setBackgroundPaint(Color.white);
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));
XYItemRenderer renderer = plot.getRenderer();
renderer.setPaint(Color.black);
// DOMAIN AXIS 2
NumberAxis xAxis2 = new NumberAxis("Domain Axis 2");
xAxis2.setAutoRangeIncludesZero(false);
plot.setDomainAxis(1, xAxis2);
plot.setDomainAxisLocation(1, AxisLocation.BOTTOM_OR_LEFT);
// DOMAIN AXIS 3
NumberAxis xAxis3 = new NumberAxis("Domain Axis 3");
xAxis2.setAutoRangeIncludesZero(false);
plot.setDomainAxis(2, xAxis3);
plot.setDomainAxisLocation(2, AxisLocation.BOTTOM_OR_LEFT);
// RANGE AXIS 2
NumberAxis yAxis2 = new NumberAxis("Range Axis 2");
plot.setRangeAxis(1, yAxis2);
plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT);
XYDataset dataset2 = createDataset("Series 2", 1000.0, new Minute(), 170);
plot.setDataset(1, dataset2);
plot.mapDatasetToDomainAxis(1, 1);
plot.mapDatasetToRangeAxis(1, 1);
return chart;
}
// ****************************************************************************
// * JFREECHART DEVELOPER GUIDE *
// * The JFreeChart Developer Guide, written by David Gilbert, is available *
// * to purchase from Object Refinery Limited: *
// * *
// * http://www.object-refinery.com/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.
*
* @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 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;
}
/**
* Starting point for the demonstration application.
*
* @param args ignored.
*/
public static void main(String[] args) {
MultipleAxisDemo3 demo = new MultipleAxisDemo3("Multiple Axis Demo 3");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}
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