org.jfree.chart.demo.XYPointerAnnotationDemo1.java Source code

Introduction

Here is the source code for org.jfree.chart.demo.XYPointerAnnotationDemo1.java

Source

package org.jfree.chart.demo;

import java.awt.Color;
import java.awt.Dimension;

import javax.swing.JPanel;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.annotations.XYPointerAnnotation;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
import org.jfree.data.xy.DefaultXYDataset;
import org.jfree.data.xy.XYDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.Layer;
import org.jfree.ui.RefineryUtilities;
import org.jfree.ui.TextAnchor;

public class XYPointerAnnotationDemo1 extends ApplicationFrame {

    private static final long serialVersionUID = 1L;

    public XYPointerAnnotationDemo1(String s) {
        super(s);
        JPanel jpanel = createDemoPanel();
        jpanel.setPreferredSize(new Dimension(500, 270));
        setContentPane(jpanel);
    }

    public static XYDataset createDataset() {
        DefaultXYDataset defaultxydataset = new DefaultXYDataset();
        double ad[] = { 1.7D, 2.2000000000000002D, 2.7000000000000002D, 3D, 3.2000000000000002D };
        double ad1[] = { 4D, 3D, 6D, 1.0D, 9D };
        double ad2[][] = { ad, ad1 };
        defaultxydataset.addSeries("Series 1", ad2);
        double ad3[] = { 2.1000000000000001D, 2.2000000000000002D, 2.3999999999999999D, 2.7000000000000002D,
                3.2000000000000002D };
        double ad4[] = { 4.5D, 6D, 4D, 8D, 5.0999999999999996D };
        double ad5[][] = { ad3, ad4 };
        defaultxydataset.addSeries("Series 2", ad5);
        return defaultxydataset;
    }

    private static JFreeChart createChart(XYDataset xydataset) {
        JFreeChart jfreechart = ChartFactory.createScatterPlot("XYPointerAnnotationDemo1", "X", "Y", xydataset,
                PlotOrientation.HORIZONTAL, true, true, false);
        jfreechart.setBackgroundPaint(Color.white);
        XYPlot xyplot = (XYPlot) jfreechart.getPlot();
        xyplot.setBackgroundPaint(Color.lightGray);
        xyplot.setDomainGridlinePaint(Color.white);
        xyplot.setRangeGridlinePaint(Color.white);
        XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer) xyplot.getRenderer();
        XYPointerAnnotation xypointerannotation = new XYPointerAnnotation("Special point", 2.2000000000000002D, 6D,
                3.9269908169872414D);
        xypointerannotation.setTextAnchor(TextAnchor.BOTTOM_RIGHT);
        xypointerannotation.setToolTipText("The pointer has a tool tip!");
        xylineandshaperenderer.addAnnotation(xypointerannotation, Layer.BACKGROUND);
        return jfreechart;
    }

    public static JPanel createDemoPanel() {
        JFreeChart jfreechart = createChart(createDataset());
        return new ChartPanel(jfreechart);
    }

    public static void main(String args[]) {
        XYPointerAnnotationDemo1 xypointerannotationdemo1 = new XYPointerAnnotationDemo1(
                "XYPointerAnnotationDemo1");
        xypointerannotationdemo1.pack();
        RefineryUtilities.centerFrameOnScreen(xypointerannotationdemo1);
        xypointerannotationdemo1.setVisible(true);
    }

}