Java Code Examples for java.awt.MediaTracker#addImage()

public JpegEncoder(Image image, int quality, OutputStream out) {
	MediaTracker tracker = new MediaTracker(this);
	tracker.addImage(image, 0);
	try {
		tracker.waitForID(0);
	} catch (InterruptedException e) {
		// Got to do something?
	}
	/*
	 * Quality of the image. 0 to 100 and from bad image quality, high
	 * compression to good image quality low compression
	 */
	Quality = quality;

	/*
	 * Getting picture information It takes the Width, Height and RGB scans of
	 * the image.
	 */
	JpegObj = new JpegInfo(image);

	imageHeight = JpegObj.imageHeight;
	imageWidth = JpegObj.imageWidth;
	outStream = new BufferedOutputStream(out);
	dct = new DCT(Quality);
	Huf = new Huffman(imageWidth, imageHeight);
}
 

static void testToolkitMultiResolutionImageLoad(Image image)
    throws Exception {

    MediaTracker tracker = new MediaTracker(new JPanel());
    tracker.addImage(image, 0);
    tracker.waitForID(0);
    if (tracker.isErrorAny()) {
        throw new RuntimeException("Error during image loading");
    }
    tracker.removeImage(image, 0);

    testImageLoaded(image);

    int w = image.getWidth(null);
    int h = image.getHeight(null);

    Image resolutionVariant = ((MultiResolutionImage) image)
        .getResolutionVariant(2 * w, 2 * h);

    if (image == resolutionVariant) {
        throw new RuntimeException("Resolution variant is not loaded");
    }

    testImageLoaded(resolutionVariant);
}
 

/**
 * Ensures that Images is completely loaded
 */
public static boolean setImage(Image im, JComponent c) {
    boolean b = true;
    MediaTracker mt = new MediaTracker(c);
    mt.addImage(im, 0);
    try {
        mt.waitForID(0);
    } catch (InterruptedException e) {
        System.out.println("Error while image loading."); //$NON-NLS-1$
        b = false;
    }
    if (mt.isErrorID(0)) {
        System.out.println("Could Not load Image."); //$NON-NLS-1$
        b = false;
    }
    return b;
}
 

/**
 * Creates new form ImageModeCanvas
 */
public ImageModeCanvas(ImageModeModel model) {
    initComponents();
    this.model = model;
    MediaTracker tracker = new MediaTracker(this);
    this.image = Toolkit.getDefaultToolkit().createImage(this.model.getImage());
    tracker.addImage(image, 0);
    try {
        tracker.waitForID(0);
    } catch (InterruptedException ex) {
        Logger.getLogger(ImageModeCanvas.class.getName()).log(Level.SEVERE, null, ex);
    }
    this.painter = new ResizePainter((ResizeImageMode)model, image.getWidth(null), image.getHeight(null));
    this.addMouseListener(painter);
    this.addMouseMotionListener(painter);
}
 

/**
 * Get the single title image in a threadsafe way.
 * 
 * @param frame - a <code>JFrame</code> object to instantiate the image.
 * @return the title <code>Image</code> common to all "about" dialogs.
 *         This value should <b>not</b> be <code>null</code>.
 */
private static synchronized Image getTitleImage(JFrame frame) {
    // Have we loaded our image yet?
    if (imgTitleImage == null) {
        // Nope. Load it.
        Image image = frame.getToolkit().getImage(
                new MegaMekFile(Configuration.miscImagesDir(), FILENAME_MEGAMEK_SPLASH2).toString()
        );
        MediaTracker tracker = new MediaTracker(frame);
        tracker.addImage(image, 0);
        try {
            tracker.waitForID(0);
            imgTitleImage = image;
        } catch (InterruptedException exp) {
            exp.printStackTrace();
        }
    } // End load-imgTitleImage

    return imgTitleImage;
}
 

/**
 *  Loads a preview image of the unit into the BufferedPanel.
 */
public Image loadPreviewImage(Entity entity, Image camo, int tint, Component bp) {
    Image base = mechTileset.imageFor(entity, boardview, -1);
    EntityImage entityImage = new EntityImage(base, tint, camo, bp);
    entityImage.loadFacings();
    Image preview = entityImage.getFacing(entity.getFacing());

    MediaTracker loadTracker = new MediaTracker(boardview);
    loadTracker.addImage(preview, 0);
    try {
        loadTracker.waitForID(0);
    } catch (InterruptedException e) {
        // should never come here

    }

    return preview;
}
 

static void testToolkitMultiResolutionImageLoad(Image image) throws Exception {

        MediaTracker tracker = new MediaTracker(new JPanel());
        tracker.addImage(image, 0);
        tracker.waitForID(0);
        if (tracker.isErrorAny()) {
            throw new RuntimeException("Error during image loading");
        }
        tracker.removeImage(image, 0);

        testImageLoaded(image);

        int w = image.getWidth(null);
        int h = image.getHeight(null);

        Image resolutionVariant = ((MultiResolutionImage) image)
                .getResolutionVariant(2 * w, 2 * h);

        if (image == resolutionVariant) {
            throw new RuntimeException("Resolution variant is not loaded");
        }

        testImageLoaded(resolutionVariant);
    }
 

static void testToolkitMultiResolutionImageLoad(Image image) throws Exception {

        MediaTracker tracker = new MediaTracker(new JPanel());
        tracker.addImage(image, 0);
        tracker.waitForID(0);
        if (tracker.isErrorAny()) {
            throw new RuntimeException("Error during image loading");
        }
        tracker.removeImage(image, 0);

        testImageLoaded(image);

        int w = image.getWidth(null);
        int h = image.getHeight(null);

        Image resolutionVariant = ((MultiResolutionImage) image)
                .getResolutionVariant(2 * w, 2 * h);

        if (image == resolutionVariant) {
            throw new RuntimeException("Resolution variant is not loaded");
        }

        testImageLoaded(resolutionVariant);
    }
 

/**
 * Asks the user to select an image and then it loads it up into an Image object and returns it to
 * the calling class.
 *
 * @return The loaded image.
 */
private Image loadImage() {
  log.info("Select the map");
  final String mapName =
      new FileOpen("Select The Map", mapFolderLocation, ".gif", ".png").getPathString();
  if (mapName != null) {
    final Image img = Toolkit.getDefaultToolkit().createImage(mapName);
    final MediaTracker tracker = new MediaTracker(new Panel());
    tracker.addImage(img, 1);
    try {
      tracker.waitForAll();
      return img;
    } catch (final InterruptedException e) {
      Thread.currentThread().interrupt();
    }
  }
  return null;
}
 

private BufferedImage convertToBufferedImage(Image image) throws IOException {
    if (image instanceof BufferedImage) {
        return (BufferedImage)image;

    } else {
        MediaTracker tracker = new MediaTracker(new Component(){}); // not sure if this is the right thing to do.
        tracker.addImage(image, 0);
        try {
            tracker.waitForAll();
        } catch (InterruptedException e) {
            throw new IOException(e.getMessage());
        }
        BufferedImage bufImage = new BufferedImage(
                image.getWidth(null),
                image.getHeight(null),
                BufferedImage.TYPE_INT_ARGB);

        Graphics g = bufImage.createGraphics();
        g.drawImage(image, 0, 0, null);
        return bufImage;
    }
}
 

public static void startSplashScreen()
{
    int width=275,height=148;
    Window win=new Window( new Frame() );
    win.pack();
    BshCanvas can=new BshCanvas();
    can.setSize( width, height ); // why is this necessary?
    Toolkit tk=Toolkit.getDefaultToolkit();
    Dimension dim=tk.getScreenSize();
    win.setBounds(
        dim.width/2-width/2, dim.height/2-height/2, width, height );
    win.add("Center", can);
    Image img=tk.getImage(
        Interpreter.class.getResource("/bsh/util/lib/splash.gif") );
    MediaTracker mt=new MediaTracker(can);
    mt.addImage(img,0);
    try { mt.waitForAll(); } catch ( Exception e ) { }
    Graphics gr=can.getBufferedGraphics();
    gr.drawImage(img, 0, 0, can);
    win.setVisible(true);
    win.toFront();
    splashScreen = win;
}
 

static void testToolkitMultiResolutionImageLoad(Image image) throws Exception {

        MediaTracker tracker = new MediaTracker(new JPanel());
        tracker.addImage(image, 0);
        tracker.waitForID(0);
        if (tracker.isErrorAny()) {
            throw new RuntimeException("Error during image loading");
        }
        tracker.removeImage(image, 0);

        testImageLoaded(image);

        int w = image.getWidth(null);
        int h = image.getHeight(null);

        Image resolutionVariant = ((MultiResolutionImage) image)
                .getResolutionVariant(2 * w, 2 * h);

        if (image == resolutionVariant) {
            throw new RuntimeException("Resolution variant is not loaded");
        }

        testImageLoaded(resolutionVariant);
    }
 

/**
 *
 */
public void run() throws JRException
{
	long start = System.currentTimeMillis();
	//Preparing parameters
	Image image = Toolkit.getDefaultToolkit().createImage("dukesign.jpg");
	MediaTracker traker = new MediaTracker(new Panel());
	traker.addImage(image, 0);
	try
	{
		traker.waitForID(0);
	}
	catch (Exception e)
	{
		e.printStackTrace();
	}
	
	Map<String, Object> parameters = new HashMap<String, Object>();
	parameters.put("ReportTitle", "The First Jasper Report Ever");
	parameters.put("MaxOrderID", 10500);
	parameters.put("SummaryImage", image);
	
	JasperRunManager.runReportToPdfFile("build/reports/FirstJasper.jasper", parameters, getDemoHsqldbConnection());
	System.err.println("PDF running time : " + (System.currentTimeMillis() - start));
}
 

/**
    * Loading an image via a MediaTracker
    * 
    * @param image
    * @throws InterruptedException
    * @throws IOException
    */
   public static void load(Image image) throws InterruptedException,
    IOException {
MediaTracker tracker = new MediaTracker(new Label()); // any component
						      // will do
tracker.addImage(image, 0);
tracker.waitForID(0);
if (tracker.isErrorID(0))
    throw new IOException("error loading image");
   }
 

/**
 *
 */
public void fill() throws JRException
{
	long start = System.currentTimeMillis();
	//Preparing parameters
	Image image = 
		Toolkit.getDefaultToolkit().createImage(
			JRLoader.loadBytesFromResource("dukesign.jpg")
			);
	MediaTracker traker = new MediaTracker(new Panel());
	traker.addImage(image, 0);
	try
	{
		traker.waitForID(0);
	}
	catch (Exception e)
	{
		e.printStackTrace();
	}
	
	Map<String, Object> parameters = new HashMap<String, Object>();
	parameters.put("ReportTitle", "The Horizontal Report");
	parameters.put("MaxOrderID", 10500);
	parameters.put("SummaryImage", image);
	
	JasperFillManager.fillReportToFile("build/reports/HorizontalReport.jasper", parameters, getDemoHsqldbConnection());
	System.err.println("Filling time : " + (System.currentTimeMillis() - start));
}
 

public MainPanel() {
    // �p�l���̐����T�C�Y��ݒ�Apack()����Ƃ��ɕK�v
    setPreferredSize(new Dimension(WIDTH, HEIGHT));

    // �C���[�W��ǂݍ���
    image = Toolkit.getDefaultToolkit().getImage(
            getClass().getResource("image.gif"));

    // MediaTracker�ɓo�^
    MediaTracker tracker = new MediaTracker(this);
    tracker.addImage(image, 0);
    // �C���[�W�ǂݍ��݊����܂őҋ@
    try {
        tracker.waitForID(0);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
}
 

/**
 * �^�̉摜�����[�h����B
 * 
 * @param panel MainPanel�ւ̎Q�ƁB
 */
protected void loadImage(MainPanel panel) {
    MediaTracker tracker = new MediaTracker(panel);
    toadImage = Toolkit.getDefaultToolkit().getImage(
            getClass().getResource("gold_toad.gif"));
    tracker.addImage(toadImage, 0);
    try {
        tracker.waitForAll();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }
}
 

/**
 *
 */
public void fill() throws JRException
{
	long start = System.currentTimeMillis();
	//Preparing parameters
	Image image = 
		Toolkit.getDefaultToolkit().createImage(
			JRLoader.loadBytesFromResource("dukesign.jpg")
			);
	MediaTracker traker = new MediaTracker(new Panel());
	traker.addImage(image, 0);
	try
	{
		traker.waitForID(0);
	}
	catch (Exception e)
	{
		e.printStackTrace();
	}
	
	Map<String, Object> parameters = new HashMap<String, Object>();
	parameters.put("ReportTitle", "The First Jasper Report Ever");
	parameters.put("MaxOrderID", 10500);
	parameters.put("SummaryImage", image);
	
	JasperFillManager.fillReportToFile("build/reports/FirstJasper.jasper", parameters, getDemoHsqldbConnection());
	System.err.println("Filling time : " + (System.currentTimeMillis() - start));
}
 

static void testToolkitMultiResolutionImage(Image image, boolean enableImageScaling)
        throws Exception {

    MediaTracker tracker = new MediaTracker(new JPanel());
    tracker.addImage(image, 0);
    tracker.waitForID(0);
    if (tracker.isErrorAny()) {
        throw new RuntimeException("Error during image loading");
    }

    final BufferedImage bufferedImage1x = new BufferedImage(IMAGE_WIDTH, IMAGE_HEIGHT,
            BufferedImage.TYPE_INT_RGB);
    Graphics2D g1x = (Graphics2D) bufferedImage1x.getGraphics();
    setImageScalingHint(g1x, false);
    g1x.drawImage(image, 0, 0, null);
    checkColor(bufferedImage1x.getRGB(3 * IMAGE_WIDTH / 4, 3 * IMAGE_HEIGHT / 4), false);

    Image resolutionVariant = ((MultiResolutionImage) image).
            getResolutionVariant(2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT);

    if (resolutionVariant == null) {
        throw new RuntimeException("Resolution variant is null");
    }

    MediaTracker tracker2x = new MediaTracker(new JPanel());
    tracker2x.addImage(resolutionVariant, 0);
    tracker2x.waitForID(0);
    if (tracker2x.isErrorAny()) {
        throw new RuntimeException("Error during scalable image loading");
    }

    final BufferedImage bufferedImage2x = new BufferedImage(2 * IMAGE_WIDTH,
            2 * IMAGE_HEIGHT, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2x = (Graphics2D) bufferedImage2x.getGraphics();
    setImageScalingHint(g2x, enableImageScaling);
    g2x.drawImage(image, 0, 0, 2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT, 0, 0, IMAGE_WIDTH, IMAGE_HEIGHT, null);
    checkColor(bufferedImage2x.getRGB(3 * IMAGE_WIDTH / 2, 3 * IMAGE_HEIGHT / 2), enableImageScaling);

    if (!(image instanceof MultiResolutionImage)) {
        throw new RuntimeException("Not a MultiResolutionImage");
    }

    MultiResolutionImage multiResolutionImage = (MultiResolutionImage) image;

    Image image1x = multiResolutionImage.getResolutionVariant(IMAGE_WIDTH, IMAGE_HEIGHT);
    Image image2x = multiResolutionImage.getResolutionVariant(2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT);

    if (image1x.getWidth(null) * 2 != image2x.getWidth(null)
            || image1x.getHeight(null) * 2 != image2x.getHeight(null)) {
        throw new RuntimeException("Wrong resolution variant size");
    }
}
 

static void testToolkitMultiResolutionImage(Image image, boolean enableImageScaling)
        throws Exception {

    MediaTracker tracker = new MediaTracker(new JPanel());
    tracker.addImage(image, 0);
    tracker.waitForID(0);
    if (tracker.isErrorAny()) {
        throw new RuntimeException("Error during image loading");
    }

    final BufferedImage bufferedImage1x = new BufferedImage(IMAGE_WIDTH, IMAGE_HEIGHT,
            BufferedImage.TYPE_INT_RGB);
    Graphics2D g1x = (Graphics2D) bufferedImage1x.getGraphics();
    setImageScalingHint(g1x, false);
    g1x.drawImage(image, 0, 0, null);
    checkColor(bufferedImage1x.getRGB(3 * IMAGE_WIDTH / 4, 3 * IMAGE_HEIGHT / 4), false);

    Image resolutionVariant = ((MultiResolutionImage) image).
            getResolutionVariant(2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT);

    if (resolutionVariant == null) {
        throw new RuntimeException("Resolution variant is null");
    }

    MediaTracker tracker2x = new MediaTracker(new JPanel());
    tracker2x.addImage(resolutionVariant, 0);
    tracker2x.waitForID(0);
    if (tracker2x.isErrorAny()) {
        throw new RuntimeException("Error during scalable image loading");
    }

    final BufferedImage bufferedImage2x = new BufferedImage(2 * IMAGE_WIDTH,
            2 * IMAGE_HEIGHT, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2x = (Graphics2D) bufferedImage2x.getGraphics();
    setImageScalingHint(g2x, enableImageScaling);
    g2x.drawImage(image, 0, 0, 2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT, 0, 0, IMAGE_WIDTH, IMAGE_HEIGHT, null);
    checkColor(bufferedImage2x.getRGB(3 * IMAGE_WIDTH / 2, 3 * IMAGE_HEIGHT / 2), enableImageScaling);

    if (!(image instanceof MultiResolutionImage)) {
        throw new RuntimeException("Not a MultiResolutionImage");
    }

    MultiResolutionImage multiResolutionImage = (MultiResolutionImage) image;

    Image image1x = multiResolutionImage.getResolutionVariant(IMAGE_WIDTH, IMAGE_HEIGHT);
    Image image2x = multiResolutionImage.getResolutionVariant(2 * IMAGE_WIDTH, 2 * IMAGE_HEIGHT);

    if (image1x.getWidth(null) * 2 != image2x.getWidth(null)
            || image1x.getHeight(null) * 2 != image2x.getHeight(null)) {
        throw new RuntimeException("Wrong resolution variant size");
    }
}