Example usage for org.jfree.chart.renderer StandardXYItemRenderer StandardXYItemRenderer

Introduction

In this page you can find the example usage for org.jfree.chart.renderer StandardXYItemRenderer StandardXYItemRenderer.

Prototype

public StandardXYItemRenderer() 

Source Link

Document

Constructs a new renderer.

Usage

From source file:org.jfree.chart.demo.SecondaryDatasetDemo1.java

/**
 * Handles a click on the button by adding new (random) data.
 *
 * @param e  the action event.//from   w w w .j  a  va2  s. c om
 */
public void actionPerformed(ActionEvent e) {

    if (e.getActionCommand().equals("ADD_DATASET")) {
        if (this.secondaryDatasetIndex < 19) {
            this.secondaryDatasetIndex++;
            this.plot.setSecondaryDataset(this.secondaryDatasetIndex,
                    createRandomDataset("S" + this.secondaryDatasetIndex));
            this.plot.setSecondaryRenderer(this.secondaryDatasetIndex, new StandardXYItemRenderer());
        }
    } else if (e.getActionCommand().equals("REMOVE_DATASET")) {
        if (this.secondaryDatasetIndex >= 0) {
            this.plot.setSecondaryDataset(this.secondaryDatasetIndex, null);
            this.plot.setSecondaryRenderer(this.secondaryDatasetIndex, null);
            this.secondaryDatasetIndex--;
        }
    }

}

---

From source file:jhplot.HChart.java

/**
 * Draw X-Y data from arrays/*from w  ww  .  java2 s .co  m*/
 * 
 * @param x
 *            X values
 * @param y
 *            Y values
 */
public void draw(double[] x, double y[]) {

    XYSeriesCollection c = new XYSeriesCollection();
    XYSeries SerData = new XYSeries("XY data");
    for (int i = 0; i < x.length; i++)
        SerData.add(x[i], y[i]);
    ((XYSeriesCollection) c).addSeries(SerData);
    type[N1][N2].put(new Integer(indexdat[N1][N2]), "array");

    xyplot[N1][N2].setDataset(indexdat[N1][N2], c);
    xyplot[N1][N2].setRenderer(indexdat[N1][N2], new StandardXYItemRenderer());
    rdat[N1][N2].add(new StandardXYItemRenderer());

    indexdat[N1][N2]++;
    update(N1, N2);
}

---