Example usage for java.awt.image ImageObserver ERROR

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In this page you can find the example usage for java.awt.image ImageObserver ERROR.

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int ERROR

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Document

This flag in the infoflags argument to imageUpdate indicates that an image which was being tracked asynchronously has encountered an error.

Usage

From source file:Main.java

/**
 * Decodes the bits of a java.awt.image.ImageObserver infoflag into a human
 * readable string./* w w  w . j a va  2 s.  co  m*/
 * 
 * @param infoflag
 *            the flag to decode
 * @return a string describing the flag
 */
public static String imageObserverInfoflagToString(int infoflag) {
    String out = "";
    if ((infoflag & ImageObserver.ABORT) == ImageObserver.ABORT)
        out += "ABORT ";
    if ((infoflag & ImageObserver.ALLBITS) == ImageObserver.ALLBITS)
        out += "ALLBITS ";
    if ((infoflag & ImageObserver.ERROR) == ImageObserver.ERROR)
        out += "ERROR ";
    if ((infoflag & ImageObserver.FRAMEBITS) == ImageObserver.FRAMEBITS)
        out += "FRAMEBITS ";
    if ((infoflag & ImageObserver.HEIGHT) == ImageObserver.HEIGHT)
        out += "HEIGHT ";
    if ((infoflag & ImageObserver.PROPERTIES) == ImageObserver.PROPERTIES)
        out += "PROPERTIES ";
    if ((infoflag & ImageObserver.SOMEBITS) == ImageObserver.SOMEBITS)
        out += "SOMEBITS ";
    if ((infoflag & ImageObserver.WIDTH) == ImageObserver.WIDTH)
        out += "WIDTH ";
    return out;
}

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From source file:ImageSize.java

public boolean imageUpdate(Image img, int infoflags, int x, int y, int width, int height) {
    if ((infoflags & ImageObserver.ERROR) != 0) {
        System.out.println("Error loading image!");
        System.exit(-1);// www .j  av  a 2s  . c o  m
    }
    if ((infoflags & ImageObserver.WIDTH) != 0 && (infoflags & ImageObserver.HEIGHT) != 0)
        rightSize();
    if ((infoflags & ImageObserver.SOMEBITS) != 0)
        repaint();
    if ((infoflags & ImageObserver.ALLBITS) != 0) {
        rightSize();
        repaint();
        return false;
    }
    return true;
}

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From source file:ImageUtilities.java

/**
 * Starts loading the given image, returns only when it's done loading.
 * Note that it's much more efficient to preload a lot of images at once using
 * the preload(Image []) method instead of this one.
 *
 * @return The result of the image loading, either {@link #COMPLETE},
 * {@link #ERRORED}, {@link #ABORTED} or {@link #INTERRUPTED}.
 *
 * @see #preload(java.awt.Image [], int [])
 *///from  ww w.  ja  v a 2  s .  c o  m

public static int preload(Image image) {
    Toolkit toolkit = Toolkit.getDefaultToolkit();

    // Check if already loaded
    if ((toolkit.checkImage(image, -1, -1, null) & ImageObserver.ALLBITS) != 0)
        return COMPLETE;

    Object lock = new Object();
    synchronized (lock) {
        while (true) {
            ImageLoadObserver observer = new ImageLoadObserver(lock);
            toolkit.prepareImage(image, -1, -1, observer);
            int result = toolkit.checkImage(image, -1, -1, null);
            if ((result & ImageObserver.ALLBITS) != 0)
                return COMPLETE;
            if ((result & ImageObserver.ERROR) != 0)
                return ERRORED;
            if ((result & ImageObserver.ABORT) != 0)
                return ABORTED;

            try {
                lock.wait();
                return observer.getResult();
            } catch (InterruptedException e) {
                return INTERRUPTED;
            }
        }
    }
}

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From source file:ImageLoaderApplet.java

/**
 * Verbose version of ImageConsumer's imageUpdate method
 *//* www . j  a  v a2s. co m*/
public boolean imageUpdate(Image img, int flags, int x, int y, int width, int height) {
    System.out.print("Flag(s): ");
    if ((flags & ImageObserver.WIDTH) != 0) {
        System.out.print("WIDTH:(" + width + ") ");
    }

    if ((flags & ImageObserver.HEIGHT) != 0) {
        System.out.print("HEIGHT:(" + height + ") ");
    }

    if ((flags & ImageObserver.PROPERTIES) != 0) {
        System.out.print("PROPERTIES ");
    }

    if ((flags & ImageObserver.SOMEBITS) != 0) {
        System.out.print("SOMEBITS(" + x + "," + y + ")->(");
        System.out.print(width + "," + height + ") ");
        repaint();
    }

    if ((flags & ImageObserver.FRAMEBITS) != 0) {
        System.out.print("FRAMEBITS(" + x + "," + y + ")->(");
        System.out.print(width + "," + height + ") ");
        repaint();
    }

    if ((flags & ImageObserver.ALLBITS) != 0) {
        System.out.print("ALLBITS(" + x + "," + y + ")->(");
        System.out.println(width + "," + height + ") ");
        repaint();
        return false;
    }

    if ((flags & ImageObserver.ABORT) != 0) {
        System.out.println("ABORT \n");
        return false;
    }

    if ((flags & ImageObserver.ERROR) != 0) {
        System.out.println("ERROR ");
        return false;
    }

    System.out.println();
    return true;
}

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From source file:ImageUtilities.java

/**
 * Starts loading the given images, returns only when all the images are done
 * loading. If you just need to preload one Image, use the preload(Image) method
 * instead./*from  w ww  .j av a  2  s. c om*/
 *
 * @return An array specifying the loading result of each image. Possible values
 * are {@link #COMPLETE}, {@link #ERRORED} and {@link #ABORTED}.
 *
 * @see #preload(Image)
 */

public static int[] preload(Image[] images, int[] results) {
    Object[] locks = new Object[images.length];
    ImageLoadObserver[] loadObservers = new ImageLoadObserver[images.length];
    if ((results == null) || (results.length < images.length))
        results = new int[images.length];
    Toolkit toolkit = Toolkit.getDefaultToolkit();
    for (int i = 0; i < images.length; i++) {
        locks[i] = new Object();
        loadObservers[i] = new ImageLoadObserver(locks[i]);
        toolkit.prepareImage(images[i], -1, -1, loadObservers[i]);
    }

    for (int i = 0; i < images.length; i++) {
        synchronized (locks[i]) {
            int result = toolkit.checkImage(images[i], -1, -1, null);

            if ((result & ImageObserver.ALLBITS) != 0) {
                results[i] = COMPLETE;
                continue;
            }
            if ((result & ImageObserver.ERROR) != 0) {
                results[i] = ERRORED;
                continue;
            }
            if ((result & ImageObserver.ABORT) != 0) {
                results[i] = ABORTED;
                continue;
            }

            try {
                locks[i].wait();
                results[i] = loadObservers[i].getResult();
            } catch (InterruptedException e) {
                results[i] = INTERRUPTED;
            }
        }
    }

    return results;
}

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From source file:WaitingImageObserver.java

/**
 * Callback function used by AWT to inform that more data is available. The
 * observer waits until either all data is loaded or AWT signals that the
 * image cannot be loaded./*from   w ww  .  j a  v  a  2s  .c  om*/
 *
 * @param     img   the image being observed.
 * @param     infoflags   the bitwise inclusive OR of the following
 *               flags:  <code>WIDTH</code>, <code>HEIGHT</code>,
 *               <code>PROPERTIES</code>, <code>SOMEBITS</code>,
 *               <code>FRAMEBITS</code>, <code>ALLBITS</code>,
 *               <code>ERROR</code>, <code>ABORT</code>.
 * @param     x   the <i>x</i> coordinate.
 * @param     y   the <i>y</i> coordinate.
 * @param     width    the width.
 * @param     height   the height.
 *
 * @return    <code>false</code> if the infoflags indicate that the
 *            image is completely loaded; <code>true</code> otherwise.
 */
public synchronized boolean imageUpdate(final Image img, final int infoflags, final int x, final int y,
        final int width, final int height) {
    if ((infoflags & ImageObserver.ALLBITS) == ImageObserver.ALLBITS) {
        this.lock = false;
        this.error = false;
        notifyAll();
        return false;
    } else if ((infoflags & ImageObserver.ABORT) == ImageObserver.ABORT
            || (infoflags & ImageObserver.ERROR) == ImageObserver.ERROR) {
        this.lock = false;
        this.error = true;
        notifyAll();
        return false;
    }
    //notifyAll();
    return true;
}

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From source file:ucar.unidata.idv.flythrough.Flythrough.java

/**
 * _more_//from   w  w  w .  ja v a 2  s . c  o m
 *
 * @param img _more_
 * @param flags _more_
 * @param x _more_
 * @param y _more_
 * @param width _more_
 * @param height _more_
 *
 * @return _more_
 */
public boolean imageUpdate(Image img, int flags, int x, int y, int width, int height) {
    if ((flags & ImageObserver.ERROR) != 0) {
        return false;
    }
    updateDashboard();
    if ((flags & ImageObserver.ALLBITS) != 0) {
        return false;
    }
    return true;
}

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From source file:org.pentaho.reporting.libraries.base.util.WaitingImageObserver.java

/**
 * Callback function used by AWT to inform that more data is available. The observer waits until either all data is
 * loaded or AWT signals that the image cannot be loaded.
 *
 * @param img       the image being observed.
 * @param infoflags the bitwise inclusive OR of the following flags:  <code>WIDTH</code>, <code>HEIGHT</code>,
 *                  <code>PROPERTIES</code>, <code>SOMEBITS</code>, <code>FRAMEBITS</code>, <code>ALLBITS</code>,
 *                  <code>ERROR</code>, <code>ABORT</code>.
 * @param x         the <i>x</i> coordinate.
 * @param y         the <i>y</i> coordinate.
 * @param width     the width./*from w  ww .j av a 2  s  .c om*/
 * @param height    the height.
 * @return <code>false</code> if the infoflags indicate that the image is completely loaded; <code>true</code>
 * otherwise.
 */
public synchronized boolean imageUpdate(final Image img, final int infoflags, final int x, final int y,
        final int width, final int height) {
    if (img == null) {
        throw new NullPointerException();
    }

    lastUpdate = System.currentTimeMillis();
    if ((infoflags & ImageObserver.ALLBITS) == ImageObserver.ALLBITS) {
        this.lock = false;
        this.error = false;
        notifyAll();
        return false;
    } else if ((infoflags & ImageObserver.FRAMEBITS) == ImageObserver.FRAMEBITS) {
        this.lock = false;
        this.error = false;
        notifyAll();
        return false;
    } else if ((infoflags & ImageObserver.ABORT) == ImageObserver.ABORT
            || (infoflags & ImageObserver.ERROR) == ImageObserver.ERROR) {
        this.lock = false;
        this.error = true;
        notifyAll();
        return false;
    }

    // maybe it is enough already to draw the image ..
    notifyAll();
    return true;
}

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