Examples with MediaTracker java.awt.MediaTracker used on opensource projects

Example 16 with MediaTracker

use of java.awt.MediaTracker in project jdk8u_jdk by JetBrains.

the class MultiResolutionDisabledImageTest method testMRDisabledImage.

private static void testMRDisabledImage(Image image) throws Exception {
    Image disabledImage = GrayFilter.createDisabledImage(image);
    MediaTracker mediaTracker = new MediaTracker(new JLabel());
    mediaTracker.addImage(disabledImage, 0);
    mediaTracker.waitForID(0);
    BufferedImage buffImage = new BufferedImage(IMAGE_SIZE, IMAGE_SIZE, BufferedImage.TYPE_INT_RGB);
    int x = IMAGE_SIZE / 2;
    int y = IMAGE_SIZE / 2;
    Graphics2D g = buffImage.createGraphics();
    g.scale(1, 1);
    g.drawImage(disabledImage, 0, 0, null);
    int rgb1x = buffImage.getRGB(x, y);
    g.scale(2, 2);
    g.drawImage(disabledImage, 0, 0, null);
    int rgb2x = buffImage.getRGB(x, y);
    g.dispose();
    if (rgb1x == rgb2x) {
        throw new RuntimeException("Disabled image is the same for the base" + "image and the resolution variant");
    }
}

Example 17 with MediaTracker

use of java.awt.MediaTracker in project JMRI by JMRI.

the class SplashWindow method splashWindowDisplay.

public void splashWindowDisplay(JPanel splashMsg) {
    //super("JMRI");
    this.setUndecorated(true);
    // get the splash image
    MediaTracker mt = new MediaTracker(this);
    splashIm = Toolkit.getDefaultToolkit().getImage(FileUtil.findURL("resources/logo.gif", FileUtil.Location.INSTALLED));
    mt.addImage(splashIm, 0);
    try {
        mt.waitForID(0);
    } catch (InterruptedException ie) {
        // retain if needed later
        Thread.currentThread().interrupt();
    }
    JLabel l = new JLabel(new ImageIcon(splashIm, "JMRI splash screen"));
    l.setOpaque(true);
    if (splashMsg != null) {
        JPanel full = new JPanel();
        full.setLayout(new BoxLayout(full, BoxLayout.Y_AXIS));
        l.setAlignmentX(CENTER_ALIGNMENT);
        splashMsg.setAlignmentX(CENTER_ALIGNMENT);
        full.add(l);
        full.add(splashMsg);
        getContentPane().add(full);
    } else {
        getContentPane().add(l);
    }
    pack();
    /* Center the window and pad the frame size slightly to put some space 
         * between logo and frame border*/
    Dimension screenDim = Toolkit.getDefaultToolkit().getScreenSize();
    Rectangle winDim = getBounds();
    winDim.height = winDim.height + 10;
    winDim.width = winDim.width + 10;
    setLocation((screenDim.width - winDim.width) / 2, (screenDim.height - winDim.height) / 2);
    setSize(winDim.width, winDim.height);
    // and show
    setVisible(true);
}

Example 18 with MediaTracker

use of java.awt.MediaTracker in project JMRI by JMRI.

the class NamedIcon method createRotatedImage.

/**
     * The following was based on a text-rotating applet from David Risner,
     * available at http://www.risner.org/java/rotate_text.html
     *
     * @param pImage     Image to transform
     * @param pComponent Component containing the image, needed to obtain a
     *                   MediaTracker to process the image consistently with
     *                   display
     * @param pRotation  0-3 number of 90-degree rotations needed
     * @return new Image object containing the rotated input image
     */
public Image createRotatedImage(Image pImage, Component pComponent, int pRotation) {
    if (log.isDebugEnabled()) {
        log.debug("createRotatedImage: pRotation= " + pRotation + ", mRotation= " + mRotation);
    }
    if (pRotation == 0) {
        return pImage;
    }
    MediaTracker mt = new MediaTracker(pComponent);
    mt.addImage(pImage, 0);
    try {
        mt.waitForAll();
    } catch (InterruptedException ie) {
        // retain if needed later
        Thread.currentThread().interrupt();
    }
    int w = pImage.getWidth(null);
    int h = pImage.getHeight(null);
    int[] pixels = new int[w * h];
    PixelGrabber pg = new PixelGrabber(pImage, 0, 0, w, h, pixels, 0, w);
    try {
        pg.grabPixels();
    } catch (InterruptedException ie) {
    }
    int[] newPixels = new int[w * h];
    // transform the pixels
    MemoryImageSource imageSource = null;
    switch(pRotation) {
        case // 90 degrees
        1:
            for (int y = 0; y < h; ++y) {
                for (int x = 0; x < w; ++x) {
                    newPixels[x * h + y] = pixels[y * w + (w - 1 - x)];
                }
            }
            imageSource = new MemoryImageSource(h, w, ColorModel.getRGBdefault(), newPixels, 0, h);
            break;
        case // 180 degrees
        2:
            for (int y = 0; y < h; ++y) {
                for (int x = 0; x < w; ++x) {
                    newPixels[x * h + y] = pixels[(w - 1 - x) * h + (h - 1 - y)];
                }
            }
            imageSource = new MemoryImageSource(w, h, ColorModel.getRGBdefault(), newPixels, 0, w);
            break;
        case // 270 degrees
        3:
            for (int y = 0; y < h; ++y) {
                for (int x = 0; x < w; ++x) {
                    newPixels[x * h + y] = pixels[(h - 1 - y) * w + x];
                }
            }
            imageSource = new MemoryImageSource(h, w, ColorModel.getRGBdefault(), newPixels, 0, h);
            break;
        default:
            log.warn("Unhandled rotation code: {}", pRotation);
            break;
    }
    Image myImage = pComponent.createImage(imageSource);
    mt.addImage(myImage, 1);
    try {
        mt.waitForAll();
    } catch (InterruptedException ie) {
    }
    return myImage;
}

Example 19 with MediaTracker

use of java.awt.MediaTracker in project JWildfire by thargor6.

the class ImageReader method loadImage.

public SimpleImage loadImage(String pFilename) throws Exception {
    File file = new File(pFilename);
    if (!file.exists())
        throw new FileNotFoundException(pFilename);
    Image fileImg = Toolkit.getDefaultToolkit().createImage(pFilename);
    MediaTracker tracker = new MediaTracker(owner);
    tracker.addImage(fileImg, 0);
    tracker.waitForID(0);
    int width = fileImg.getWidth(null);
    int height = fileImg.getHeight(null);
    BufferedImage bImg = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bImg.getGraphics();
    g.drawImage(fileImg, 0, 0, null);
    fileImg = null;
    return new SimpleImage(bImg, width, height);
}

Example 20 with MediaTracker

use of java.awt.MediaTracker in project JWildfire by thargor6.

the class Launcher method getImage.

private SimpleImage getImage(String pName) throws Exception {
    byte[] imgData = getImagedata(pName);
    Image fileImg = Toolkit.getDefaultToolkit().createImage(imgData);
    MediaTracker tracker = new MediaTracker(frame);
    tracker.addImage(fileImg, 0);
    tracker.waitForID(0);
    int width = fileImg.getWidth(null);
    int height = fileImg.getHeight(null);
    BufferedImage bImg = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bImg.getGraphics();
    g.drawImage(fileImg, 0, 0, null);
    fileImg = null;
    return new SimpleImage(bImg, width, height);
}