Example usage for org.jfree.chart ChartPanel getBackground

Introduction

In this page you can find the example usage for org.jfree.chart ChartPanel getBackground.

Prototype

@Transient
public Color getBackground() 

Source Link

Document

Gets the background color of this component.

Usage

From source file:script.imglib.analysis.ChartUtils.java

public static final Image<RGBALegacyType> asImage(final JFreeChart chart, int width, int height) {
    ChartPanel panel = new ChartPanel(chart);
    Dimension d = panel.getPreferredSize();
    if (-1 == width && -1 == height) {
        width = d.width;// w  ww .  ja  va2s . c  o m
        height = d.height;
        panel.setSize(d);
    } else {
        panel.setSize(width, height);
    }
    layoutComponent(panel);
    BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = bi.createGraphics();
    if (!panel.isOpaque()) {
        g.setColor(panel.getBackground());
        g.fillRect(0, 0, width, height);
    }
    panel.paint(g);
    int[] pixels = new int[width * height];
    PixelGrabber pg = new PixelGrabber(bi, 0, 0, width, height, pixels, 0, width);
    try {
        pg.grabPixels();
    } catch (InterruptedException e) {
    }
    g.dispose();

    Array<RGBALegacyType, IntAccess> a = new Array<RGBALegacyType, IntAccess>(new ArrayContainerFactory(),
            new IntArray(pixels), new int[] { width, height }, 1);
    // create a Type that is linked to the container
    final RGBALegacyType linkedType = new RGBALegacyType(a);
    // pass it to the DirectAccessContainer
    a.setLinkedType(linkedType);

    return new Image<RGBALegacyType>(a, new RGBALegacyType());
}

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From source file:net.imglib2.script.analysis.ChartUtils.java

public static final Img<ARGBType> asImage(final JFreeChart chart, int width, int height) {
    final ChartPanel panel = new ChartPanel(chart);
    final Dimension d = panel.getPreferredSize();
    if (-1 == width && -1 == height) {
        width = d.width;/*  www.j a v  a2s  . c  om*/
        height = d.height;
        panel.setSize(d);
    } else {
        panel.setSize(width, height);
    }
    layoutComponent(panel);
    final BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    final Graphics2D g = bi.createGraphics();
    if (!panel.isOpaque()) {
        g.setColor(panel.getBackground());
        g.fillRect(0, 0, width, height);
    }
    panel.paint(g);
    final int[] pixels = new int[width * height];
    final PixelGrabber pg = new PixelGrabber(bi, 0, 0, width, height, pixels, 0, width);
    try {
        pg.grabPixels();
    } catch (final InterruptedException e) {
    }
    g.dispose();

    final ArrayImg<ARGBType, IntArray> a = new ArrayImg<ARGBType, IntArray>(new IntArray(pixels),
            new long[] { width, height }, 1);

    // create a Type that is linked to the container
    final ARGBType linkedType = new ARGBType(a);
    // pass it to the DirectAccessContainer
    a.setLinkedType(linkedType);

    return a;
}

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