Example usage for java.awt Graphics2D dispose

List of usage examples for java.awt Graphics2D dispose

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Introduction

In this page you can find the example usage for java.awt Graphics2D dispose.

Prototype

public abstract void dispose();

Source Link

Document

Disposes of this graphics context and releases any system resources that it is using.

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);/*w  ww  .  j  a  v  a2s.  co  m*/
    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;
}

From source file:org.encog.workbench.util.graph.DocumentPDF.java

public static void writeChartAsPDF(OutputStream out, JFreeChart chart, int width, int height, FontMapper mapper)
        throws IOException {
    Rectangle pagesize = new Rectangle(width, height);
    Document document = new Document(pagesize, 50, 50, 50, 50);
    try {//www  . j  av a  2 s .  co  m
        PdfWriter writer = PdfWriter.getInstance(document, out);
        document.addAuthor("JFreeChart");
        document.addSubject("Demonstration");
        document.open();
        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate tp = cb.createTemplate(width, height);
        Graphics2D g2 = tp.createGraphics(width, height, mapper);
        Rectangle2D r2D = new Rectangle2D.Double(0, 0, width, height);
        chart.draw(g2, r2D);
        g2.dispose();
        cb.addTemplate(tp, 0, 0);
    } catch (DocumentException de) {
        System.err.println(de.getMessage());
    }
}

From source file:org.encog.workbench.util.graph.DocumentPDF.java

public static void savePDF(File filename, JFreeChart chart, int width, int height) {
    try {//from  w w w  .ja v a 2s . co  m
        // step 1
        Document document = new Document(new Rectangle(width, height));
        // step 2
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(filename));
        // step 3
        document.open();
        // step 4
        PdfContentByte canvas = writer.getDirectContent();
        Graphics2D g2 = canvas.createGraphics(width, height);
        Rectangle2D area = new Rectangle2D.Double(0, 0, width, height);
        chart.draw(g2, area);
        g2.dispose();
        // step 5
        document.close();
    } catch (DocumentException ex) {
        throw new WorkBenchError(ex);
    } catch (IOException ex) {
        throw new WorkBenchError(ex);
    }

}

From source file:edu.gmu.cs.sim.util.media.PDFEncoder.java

public static void generatePDF(JFreeChart chart, int width, int height, File file) {
    try {//from w  w  w  .  j av  a2 s  .  c o  m
        Document document = new Document(new com.lowagie.text.Rectangle(width, height));
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(file));
        document.addAuthor("MASON");
        document.open();
        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate tp = cb.createTemplate(width, height);
        Graphics2D g2 = tp.createGraphics(width, height, new DefaultFontMapper());
        Rectangle2D rectangle2D = new Rectangle2D.Double(0, 0, width, height);
        chart.draw(g2, rectangle2D);
        g2.dispose();
        cb.addTemplate(tp, 0, 0);
        document.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static BufferedImage getStrokedImage(BufferedImage bi, Shape shape, int strokeWidth) {
    int w = bi.getWidth();
    int h = bi.getHeight();
    BufferedImage bib = new BufferedImage(w, h, bi.getType());
    Graphics2D g = bib.createGraphics();

    BasicStroke bs = new BasicStroke(strokeWidth);
    g.setStroke(bs);/*  w ww .  ja va  2 s . co  m*/
    Rectangle rect = new Rectangle(0, 0, w, h);
    TexturePaint tp = new TexturePaint(bi, rect);
    g.setPaint(tp);
    g.draw(shape);

    g.dispose();
    return bib;
}

From source file:Main.java

public static BufferedImage joinBufferedImage(BufferedImage img1, BufferedImage img2) {
    int offset = 2;
    int width = img1.getWidth() + img2.getWidth() + offset;
    int height = Math.max(img1.getHeight(), img2.getHeight()) + offset;
    BufferedImage newImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2 = newImage.createGraphics();
    Color oldColor = g2.getColor();
    g2.setPaint(Color.BLACK);/*from ww w  .  j  a  v a 2s .  com*/
    g2.fillRect(0, 0, width, height);
    g2.setColor(oldColor);
    g2.drawImage(img1, null, 0, 0);
    g2.drawImage(img2, null, img1.getWidth() + offset, 0);
    g2.dispose();
    return newImage;
}

From source file:edu.jhuapl.graphs.jfreechart.utils.HighResChartUtil.java

/**
 * Returns a high resolution BufferedImage of the chart. Uses the default DPI_FILE_RESOLUTION.
 *
 * @param resolution The resolution, in dots per inch, of the image to generate.
 * @return the buffered image./*from   w  ww.j  a v a  2  s  .co m*/
 */
public static BufferedImage getHighResChartImage(ChartPanel chartPanel, int resolution) {
    int screenResolution = Toolkit.getDefaultToolkit().getScreenResolution();
    double scaleRatio = resolution / screenResolution;
    int width = chartPanel.getWidth();
    int height = chartPanel.getHeight();
    int rasterWidth = (int) (width * scaleRatio);
    int rasterHeight = (int) (height * scaleRatio);

    BufferedImage image = new BufferedImage(rasterWidth, rasterHeight, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = image.createGraphics();

    g2.transform(AffineTransform.getScaleInstance(scaleRatio, scaleRatio));
    chartPanel.getChart().draw(g2, new Rectangle2D.Double(0, 0, width, height), null);
    g2.dispose();

    return image;
}

From source file:de.bfs.radon.omsimulation.gui.data.OMExports.java

/**
 * /*from  w w  w .j  a va  2 s  . c  om*/
 * Method to export charts as PDF files using the defined path.
 * 
 * @param path
 *          The filename and absolute path.
 * @param chart
 *          The JFreeChart object.
 * @param width
 *          The width of the PDF file.
 * @param height
 *          The height of the PDF file.
 * @param mapper
 *          The font mapper for the PDF file.
 * @param title
 *          The title of the PDF file.
 * @throws IOException
 *           If writing a PDF file fails.
 */
@SuppressWarnings("deprecation")
public static void exportPdf(String path, JFreeChart chart, int width, int height, FontMapper mapper,
        String title) throws IOException {
    File file = new File(path);
    FileOutputStream pdfStream = new FileOutputStream(file);
    BufferedOutputStream pdfOutput = new BufferedOutputStream(pdfStream);
    Rectangle pagesize = new Rectangle(width, height);
    Document document = new Document();
    document.setPageSize(pagesize);
    document.setMargins(50, 50, 50, 50);
    document.addAuthor("OMSimulationTool");
    document.addSubject(title);
    try {
        PdfWriter pdfWriter = PdfWriter.getInstance(document, pdfOutput);
        document.open();
        PdfContentByte contentByte = pdfWriter.getDirectContent();
        PdfTemplate template = contentByte.createTemplate(width, height);
        Graphics2D g2D = template.createGraphics(width, height, mapper);
        Double r2D = new Rectangle2D.Double(0, 0, width, height);
        chart.draw(g2D, r2D);
        g2D.dispose();
        contentByte.addTemplate(template, 0, 0);
    } catch (DocumentException de) {
        JOptionPane.showMessageDialog(null, "Failed to write PDF document.\n" + de.getMessage(), "Failed",
                JOptionPane.ERROR_MESSAGE);
        de.printStackTrace();
    }
    document.close();
}

From source file:de.atomfrede.tools.evalutation.tools.plot.util.PlotUtil.java

protected static void writeChartAsPDF(OutputStream out, JFreeChart chart, int width, int height,
        FontMapper mapper) throws IOException {
    Rectangle pagesize = new Rectangle(width, height);
    Document document = new Document(pagesize, 50, 50, 50, 50);
    try {//from   ww w.j  a va  2s  . c o m
        PdfWriter writer = PdfWriter.getInstance(document, out);
        document.open();
        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate tp = cb.createTemplate(width, height);
        Graphics2D g2 = tp.createGraphics(width, height, mapper);
        Rectangle2D r2D = new Rectangle2D.Double(0, 0, width, height);
        chart.draw(g2, r2D);
        g2.dispose();
        cb.addTemplate(tp, 0, 0);
    } catch (DocumentException de) {
        System.err.println(de.getMessage());
    }
    document.close();
}

From source file:peakml.graphics.JFreeChartTools.java

/**
 * This method writes the given graph to the output stream in the PDF format. As a vector
 * based file format it allows some freedom to be changed (e.g. colors, line thickness, etc.),
 * which can be convenient for presentation purposes.
 * /* w w w  .  j a v  a  2s . com*/
 * @param out         The output stream to write to.
 * @param chart         The chart to be written.
 * @param width         The width of the image.
 * @param height      The height of the image.
 * @throws IOException   Thrown when an error occurs with the IO.
 */
public static void writeAsPDF(OutputStream out, JFreeChart chart, int width, int height) throws IOException {
    Document document = new Document(new Rectangle(width, height), 50, 50, 50, 50);
    document.addAuthor("");
    document.addSubject("");

    try {
        PdfWriter writer = PdfWriter.getInstance(document, out);
        document.open();
        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate tp = cb.createTemplate(width, height);

        java.awt.Graphics2D g2 = tp.createGraphics(width, height, new DefaultFontMapper());
        chart.draw(g2, new java.awt.geom.Rectangle2D.Double(0, 0, width, height));

        g2.dispose();
        cb.addTemplate(tp, 0, 0);
    } catch (DocumentException de) {
        throw new IOException(de.getMessage());
    }

    document.close();
}