Example usage for javax.swing JPanel print

Introduction

In this page you can find the example usage for javax.swing JPanel print.

Prototype

public void print(Graphics g) 

Source Link

Document

Invoke this method to print the component to the specified Graphics.

Usage

From source file:edu.sdsc.scigraph.services.jersey.writers.ImageWriter.java

private static BufferedImage renderImage(JPanel panel) {
    JFrame frame = new JFrame();
    frame.setUndecorated(true);//from w  w w  . ja  v a 2s .c om
    frame.getContentPane().add(panel);
    frame.pack();
    BufferedImage bi = new BufferedImage(panel.getWidth(), panel.getHeight(), BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = bi.createGraphics();
    panel.print(graphics);
    graphics.dispose();
    frame.dispose();
    return bi;
}

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From source file:gui.images.CodebookVectorProfilePanel.java

/**
 * Sets the data to be shown.//from   w ww  . j  av a2 s  .c om
 *
 * @param occurrenceProfile Double array that is the neighbor occurrence
 * profile of this visual word.
 * @param codebookIndex Integer that is the index of this visual word.
 * @param classColors Color[] of class colors.
 * @param classNames String[] of class names.
 */
public void setResults(double[] occurrenceProfile, int codebookIndex, Color[] classColors,
        String[] classNames) {
    int numClasses = Math.min(classNames.length, occurrenceProfile.length);
    this.codebookIndex = codebookIndex;
    this.occurrenceProfile = occurrenceProfile;
    DefaultPieDataset pieData = new DefaultPieDataset();
    for (int cIndex = 0; cIndex < numClasses; cIndex++) {
        pieData.setValue(classNames[cIndex], occurrenceProfile[cIndex]);
    }
    JFreeChart chart = ChartFactory.createPieChart3D("codebook vect " + codebookIndex, pieData, true, true,
            false);
    PiePlot plot = (PiePlot) chart.getPlot();
    plot.setDirection(Rotation.CLOCKWISE);
    plot.setForegroundAlpha(0.5f);
    PieRenderer prend = new PieRenderer(classColors);
    prend.setColor(plot, pieData);
    ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(140, 140));
    chartPanel.setVisible(true);
    chartPanel.revalidate();
    chartPanel.repaint();
    JPanel jp = new JPanel();
    jp.setPreferredSize(new Dimension(140, 140));
    jp.setMinimumSize(new Dimension(140, 140));
    jp.setMaximumSize(new Dimension(140, 140));
    jp.setSize(new Dimension(140, 140));
    jp.setLayout(new FlowLayout());
    jp.add(chartPanel);
    jp.setVisible(true);
    jp.validate();
    jp.repaint();

    JFrame frame = new JFrame();
    frame.setBackground(Color.WHITE);
    frame.setUndecorated(true);
    frame.getContentPane().add(jp);
    frame.pack();
    BufferedImage bi = new BufferedImage(jp.getWidth(), jp.getHeight(), BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = bi.createGraphics();
    jp.print(graphics);
    graphics.dispose();
    frame.dispose();
    imPanel.removeAll();
    imPanel.setImage(bi);
    imPanel.setVisible(true);
    imPanel.revalidate();
    imPanel.repaint();
}

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