Example usage for java.awt Graphics dispose

Introduction

In this page you can find the example usage for java.awt Graphics 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:zz.pseas.ghost.utils.BrowserUtil.java

public static BufferedImage toBufferedImage(Image image) {
    if (image instanceof BufferedImage) {
        return (BufferedImage) image;
    }/*from   w w  w  . j  a v a 2 s. com*/
    // This code ensures that all the pixels in the image are loaded
    image = new ImageIcon(image).getImage();
    BufferedImage bimage = null;
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    try {
        int transparency = Transparency.OPAQUE;
        GraphicsDevice gs = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gs.getDefaultConfiguration();
        bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);
    } catch (HeadlessException e) {
        // The system does not have a screen
    }
    if (bimage == null) {
        // Create a buffered image using the default color model
        int type = BufferedImage.TYPE_INT_RGB;
        bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    }
    // Copy image to buffered image
    Graphics g = bimage.createGraphics();
    // Paint the image onto the buffered image
    g.drawImage(image, 0, 0, null);
    g.dispose();
    return bimage;
}

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From source file:Main.java

/**
 * Takes a snapshot of the target component.
 *
 * @param component the component to draw
 * @param usePrint  whether <tt>print()</tt> or <tt>paint()</tt> is used to grab the snapshot
 * @return a Graphics compatible image of the component
 *//*from w  w w . j av a 2s  .  c o  m*/
public static Image takeSnapshot(Component component, boolean usePrint) {
    BufferedImage image = null;
    GraphicsEnvironment genv = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice gd = genv.getDefaultScreenDevice();
    GraphicsConfiguration gc = gd.getDefaultConfiguration();

    if (gc.getColorModel().hasAlpha()) {
        image = gc.createCompatibleImage((int) component.getSize().getWidth(),
                (int) component.getSize().getHeight());
    } else {
        image = new BufferedImage((int) component.getSize().getWidth(), (int) component.getSize().getHeight(),
                BufferedImage.TYPE_INT_ARGB);
    }

    Graphics g = image.getGraphics();
    if (usePrint) {
        component.print(g);
    } else {
        component.paint(g);
    }
    g.dispose();

    return image;
}

---

From source file:Main.java

public static BufferedImage toBufferedImage(Image image) {
    if (image instanceof BufferedImage) {
        return (BufferedImage) image;
    }/*from w  ww . j  ava  2s  .c o m*/

    // This code ensures that all the pixels in the image are loaded
    image = new ImageIcon(image).getImage();

    // Determine if the image has transparent pixels; for this method's
    // implementation, see Determining If an Image Has Transparent Pixels
    boolean hasAlpha = true;

    // Create a buffered image with a format that's compatible with the screen
    BufferedImage bimage = null;
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    try {
        // Determine the type of transparency of the new buffered image
        int transparency = Transparency.OPAQUE;
        if (hasAlpha) {
            transparency = Transparency.BITMASK;
        }

        // Create the buffered image
        GraphicsDevice gs = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gs.getDefaultConfiguration();
        bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);
    } catch (HeadlessException e) {
        // The system does not have a screen
    }

    if (bimage == null) {
        // Create a buffered image using the default color model
        int type = BufferedImage.TYPE_INT_RGB;
        if (hasAlpha) {
            type = BufferedImage.TYPE_INT_ARGB;
        }
        bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    }

    // Copy image to buffered image
    Graphics g = bimage.createGraphics();

    // Paint the image onto the buffered image
    g.drawImage(image, 0, 0, null);
    g.dispose();

    return bimage;
}

---

From source file:tourma.utils.web.WebStatistics.java

/**
 * /*  w  w  w  .java 2s  .c  o  m*/
 */
public static String getHTML() {
    StringBuffer stats = new StringBuffer("");

    JPNStatistics jpn = new JPNStatistics();
    jpn.setSize(640, 480);
    JTabbedPane jtp = jpn.getTabbedPane();
    for (int i = 0; i < jtp.getTabCount(); i++) {
        Component comp = jtp.getComponent(i);

        if (comp instanceof ChartPanel) {
            ChartPanel panel = (ChartPanel) comp;
            panel.setSize(640, 480);
            BufferedImage buf = new BufferedImage(640, 480, BufferedImage.TYPE_INT_ARGB);
            Graphics g = buf.createGraphics();
            panel.print(g);
            g.dispose();

            //BufferedImage buf = toBufferedImage(img, 640, 480);
            String img_str = WebPicture.getPictureAsHTML(buf, 640, 480, true);
            stats.append(img_str);
        }

        if (comp instanceof JPanel) {
            // Find JList, Select All then Find ChartPanel
            JPanel pane = (JPanel) comp;
            ChartPanel panel = null;
            JList list = null;
            for (int j = 0; j < pane.getComponentCount(); j++) {
                Component c = pane.getComponent(j);
                if (c instanceof JScrollPane) {
                    for (int k = 0; k < ((JScrollPane) c).getViewport().getComponentCount(); k++) {
                        Component c2 = ((JScrollPane) c).getViewport().getComponent(k);
                        if (c2 instanceof JList) {
                            list = (JList) c2;
                        }

                    }
                }
            }

            if (list != null) {

                int start = 0;
                int end = list.getModel().getSize() - 1;
                if (end >= 0) {
                    list.setSelectionInterval(start, end);
                }

                jpn.updatePositions();
            }
            for (int j = 0; j < pane.getComponentCount(); j++) {
                Component c = pane.getComponent(j);
                if (c instanceof ChartPanel) {
                    panel = (ChartPanel) c;
                }
            }

            if (panel != null) {
                panel.setSize(640, 480);
                BufferedImage buf = new BufferedImage(640, 480, BufferedImage.TYPE_INT_ARGB);
                Graphics g = buf.createGraphics();
                panel.print(g);
                g.dispose();

                //BufferedImage buf = toBufferedImage(img, 640, 480);
                String img_str = WebPicture.getPictureAsHTML(buf, 640, 480, true);
                stats.append(img_str);
            }
        }
    }

    return stats.toString();
}

---

From source file:ImageUtilities.java

private static BufferedImage convertToARGB(BufferedImage srcImage) {
    BufferedImage newImage = new BufferedImage(srcImage.getWidth(null), srcImage.getHeight(null),
            BufferedImage.TYPE_INT_ARGB);
    Graphics bg = newImage.getGraphics();
    bg.drawImage(srcImage, 0, 0, null);//from  w w w .ja va  2s .  co  m
    bg.dispose();
    return newImage;
}

---

From source file:net.duckling.ddl.util.ImageUtils.java

/**
 * ???//  www .j  av a  2  s  .c  om
 * @param tmpFilePath ?
 * @return
 */
public static boolean scare(String tmpFilePath) {
    try {
        BufferedImage src = ImageIO.read(new File(tmpFilePath)); // 
        int width = src.getWidth();
        int height = src.getHeight();
        if (width > DEFAULT_WIDTH) {
            height = (DEFAULT_WIDTH * height) / width;
            width = DEFAULT_WIDTH;
        }
        Image image = src.getScaledInstance(width, height, Image.SCALE_DEFAULT);
        BufferedImage tag = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        Graphics g = tag.getGraphics();
        g.drawImage(image, 0, 0, null); // ??
        g.dispose();
        File resultFile = new File(tmpFilePath);
        ImageIO.write(tag, "JPEG", resultFile);// ?
        return true;
    } catch (IOException e) {
        LOG.error(e);
    }
    return false;
}

---

From source file:ImageUtil.java

/**
 * Posted by alpha02 at http://www.dreamincode.net/code/snippet1076.htm
 *///from   w  ww  .  j  a  va2s.  c om
public static BufferedImage toBufferedImage(Image image) {
    if (image instanceof BufferedImage)
        return (BufferedImage) image;

    // This code ensures that all the pixels in the image are loaded
    image = new ImageIcon(image).getImage();

    // Determine if the image has transparent pixels
    boolean hasAlpha = hasAlpha(image);

    // Create a buffered image with a format that's compatible with the screen
    BufferedImage bimage = null;

    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();

    try {
        // Determine the type of transparency of the new buffered image
        int transparency = Transparency.OPAQUE;

        if (hasAlpha == true)
            transparency = Transparency.BITMASK;

        // Create the buffered image
        GraphicsDevice gs = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gs.getDefaultConfiguration();

        bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);
    } catch (HeadlessException e) {
    } //No screen

    if (bimage == null) {
        // Create a buffered image using the default color model
        int type = BufferedImage.TYPE_INT_RGB;

        if (hasAlpha == true) {
            type = BufferedImage.TYPE_INT_ARGB;
        }
        bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    }

    // Copy image to buffered image
    Graphics g = bimage.createGraphics();

    // Paint the image onto the buffered image
    g.drawImage(image, 0, 0, null);
    g.dispose();

    return bimage;
}

---

From source file:Main.java

/**
 * This method returns a buffered image with the contents of an image
 * This snippet was taken from: http://www.exampledepot.com/egs/java.awt.image/Image2Buf.html
 * @param image//from   ww  w.j  av  a2  s  . c  o  m
 * @return The buffered image
 */
public static BufferedImage toBufferedImage(Image image) {
    if (image instanceof BufferedImage) {
        return (BufferedImage) image;
    }

    // This code ensures that all the pixels in the image are loaded
    image = new ImageIcon(image).getImage();

    // Determine if the image has transparent pixels; for this method's
    // implementation, see e661 Determining If an Image Has Transparent Pixels
    boolean hasAlpha = hasAlpha(image);

    // Create a buffered image with a format that's compatible with the screen
    BufferedImage bimage = null;
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    try {
        // Determine the type of transparency of the new buffered image
        int transparency = Transparency.OPAQUE;
        if (hasAlpha) {
            transparency = Transparency.BITMASK;
        }

        // Create the buffered image
        GraphicsDevice gs = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gs.getDefaultConfiguration();
        bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);
    } catch (HeadlessException e) {
        // The system does not have a screen
    }

    if (bimage == null) {
        // Create a buffered image using the default color model
        int type = BufferedImage.TYPE_INT_RGB;
        if (hasAlpha) {
            type = BufferedImage.TYPE_INT_ARGB;
        }
        bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);
    }

    // Copy image to buffered image
    Graphics g = bimage.createGraphics();

    // Paint the image onto the buffered image
    g.drawImage(image, 0, 0, null);
    g.dispose();

    return bimage;
}

---

From source file:SWTUtils.java

/**
 * Converts an AWT image to SWT.//from   w w w.  ja  v a 2  s.  com
 *
 * @param image  the image (<code>null</code> not permitted).
 *
 * @return Image data.
 */
public static ImageData convertAWTImageToSWT(Image image) {
    if (image == null) {
        throw new IllegalArgumentException("Null 'image' argument.");
    }
    int w = image.getWidth(null);
    int h = image.getHeight(null);
    if (w == -1 || h == -1) {
        return null;
    }
    BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();
    g.drawImage(image, 0, 0, null);
    g.dispose();
    return convertToSWT(bi);
}

---

From source file:MainClass.java

static void printDimensions(Graphics g, Dimension size) {
    int width = size.width;
    int height = size.height;
    int x1 = (int) (width * 0.1);
    int x2 = (int) (width * 0.9);
    int y1 = (int) (height * 0.1);
    int y2 = (int) (height * 0.9);
    g.drawRect(x1, y1, x2 - x1, y2 - y1);
    g.dispose();
}

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