Java Code Examples for java.awt.Image#getGraphics()

The following examples show how to use java.awt.Image#getGraphics() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.
Example 1
private static void draw(Shape clip, Shape shape, Image from, Image to) {
    Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setXORMode(Color.BLACK);
    g2d.setClip(clip);
    Rectangle toBounds = shape.getBounds();
    g2d.drawImage(from, toBounds.x, toBounds.y, toBounds.width,
                  toBounds.height, null);
    g2d.dispose();
}
 
Example 2
private static long test(Image bi, Image vi, AffineTransform atfm) {
    final Polygon p = new Polygon();
    p.addPoint(0, 0);
    p.addPoint(SIZE, 0);
    p.addPoint(0, SIZE);
    p.addPoint(SIZE, SIZE);
    p.addPoint(0, 0);
    Graphics2D g2d = (Graphics2D) vi.getGraphics();
    g2d.clip(p);
    g2d.transform(atfm);
    g2d.setComposite(AlphaComposite.SrcOver);
    final long start = System.nanoTime();
    g2d.drawImage(bi, 0, 0, null);
    final long time = System.nanoTime() - start;
    g2d.dispose();
    return time;
}
 
Example 3
static void initImage(GraphicsConfiguration gc, Image image) {
    Graphics g = image.getGraphics();
    g.setColor(Color.RED);
    int w = image.getWidth(null);
    int h = image.getHeight(null);
    g.fillRect(0, 0, w, h);
    g.dispose();

    // need to 'accelerate' the image
    if (dstImage == null) {
        dstImage =
            gc.createCompatibleVolatileImage(TESTW, TESTH,
                                             Transparency.OPAQUE);
    }
    dstImage.validate(gc);
    g = dstImage.getGraphics();
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
}
 
Example 4
/**
 * Updates the window associated with the painter.
 *
 * @param repaint indicates if the window should be completely repainted
 * to the back buffer using {@link java.awt.Window#paintAll} before update.
 */
public void updateWindow(boolean repaint) {
    boolean done = false;
    Image bb = getBackBuffer(repaint);
    while (!done) {
        if (repaint) {
            Graphics2D g = (Graphics2D)bb.getGraphics();
            try {
                window.paintAll(g);
            } finally {
                g.dispose();
            }
        }

        done = update(bb);
        if (!done) {
            repaint = true;
            bb = getBackBuffer(true);
        }
    }
}
 
Example 5
private void drawBGImage() {
    Dimension d = getSize();
    int w = d.width;
    int h = d.height;
    Image BGImage = createImage(w, h);
    if (BGImage == null)
        return;
    Graphics g = BGImage.getGraphics();
    g.setColor(Color.green.darker().darker());
    g.fillRect(0, 0, w, h);
    g.setColor(Color.green.darker());
    g.fillRect(w - 2, 0, 2, h);
    g.fillRect(0, h - 2, w, 2);
    g.setColor(Color.green.darker().darker().darker());
    g.fillRect(0, 0, w, 2);
    g.fillRect(0, 0, 2, h);
    g.dispose();
    bgd.setImage(BGImage);
}
 
Example 6
Source Project: nordpos   File: JRViewer.java    License: GNU General Public License v3.0 6 votes vote down vote up
protected Image getPageErrorImage()
{
	PrintPageFormat pageFormat = getPageFormat();
	Image image = new BufferedImage(
			(int) (pageFormat.getPageWidth() * realZoom) + 1,
			(int) (pageFormat.getPageHeight() * realZoom) + 1,
			BufferedImage.TYPE_INT_RGB
			);
	
	Graphics2D grx = (Graphics2D) image.getGraphics();
	AffineTransform transform = new AffineTransform();
	transform.scale(realZoom, realZoom);
	grx.transform(transform);

	drawPageError(grx);
	
	return image;
}
 
Example 7
static void initImage(GraphicsConfiguration gc, Image image) {
    Graphics g = image.getGraphics();
    g.setColor(Color.RED);
    int w = image.getWidth(null);
    int h = image.getHeight(null);
    g.fillRect(0, 0, w, h);
    g.dispose();

    // need to 'accelerate' the image
    if (dstImage == null) {
        dstImage =
            gc.createCompatibleVolatileImage(TESTW, TESTH,
                                             Transparency.OPAQUE);
    }
    dstImage.validate(gc);
    g = dstImage.getGraphics();
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
    g.drawImage(image, 0, 0, null);
}
 
Example 8
/**
 * Updates the window associated with the painter.
 *
 * @param repaint indicates if the window should be completely repainted
 * to the back buffer using {@link java.awt.Window#paintAll} before update.
 */
public void updateWindow(boolean repaint) {
    boolean done = false;
    Image bb = getBackBuffer(repaint);
    while (!done) {
        if (repaint) {
            Graphics2D g = (Graphics2D)bb.getGraphics();
            try {
                window.paintAll(g);
            } finally {
                g.dispose();
            }
        }

        done = update(bb);
        if (!done) {
            repaint = true;
            bb = getBackBuffer(true);
        }
    }
}
 
Example 9
private static long test(Image bi, Image vi, AffineTransform atfm) {
    final Polygon p = new Polygon();
    p.addPoint(0, 0);
    p.addPoint(SIZE, 0);
    p.addPoint(0, SIZE);
    p.addPoint(SIZE, SIZE);
    p.addPoint(0, 0);
    Graphics2D g2d = (Graphics2D) vi.getGraphics();
    g2d.clip(p);
    g2d.transform(atfm);
    g2d.setComposite(AlphaComposite.SrcOver);
    final long start = System.nanoTime();
    g2d.drawImage(bi, 0, 0, null);
    final long time = System.nanoTime() - start;
    g2d.dispose();
    return time;
}
 
Example 10
private void render(Image im, int type, String s) {
    Graphics2D g2d = (Graphics2D) im.getGraphics();
    clear(g2d, type, im.getWidth(null), im.getHeight(null));
    g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
            RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB);
    Font f = new Font("Dialog", Font.BOLD, 40);// g2d.getFont().deriveFont(32.0f);
    g2d.setColor(Color.white);
    g2d.setFont(g2d.getFont().deriveFont(36.0f));
    g2d.drawString(s, 10, im.getHeight(null) / 2);
}
 
Example 11
private static void fill(final Image image) {
    final Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    for (int i = 0; i < image.getHeight(null); ++i) {
        graphics.setColor(new Color(i, 0, 0));
        graphics.fillRect(0, i, image.getWidth(null), 1);
    }
    graphics.dispose();
}
 
Example 12
/**
 * Create background tile when MainDesktopPane is first displayed. Recenter
 * logoLabel on MainWindow and set backgroundLabel to the size of
 * MainDesktopPane.
 * 
 * @param e the component event
 */
@Override
public void componentResized(ComponentEvent e) {
	// If displayed for the first time, create background image tile.
	// The size of the background tile cannot be determined during construction
	// since it requires the MainDesktopPane be displayed first.
	if (firstDisplay) {
		ImageIcon baseImageIcon = ImageLoader.getIcon(Msg.getString("img.background")); //$NON-NLS-1$
		Dimension screen_size = Toolkit.getDefaultToolkit().getScreenSize();
		Image backgroundImage = createImage((int) screen_size.getWidth(), (int) screen_size.getHeight());
		Graphics backgroundGraphics = backgroundImage.getGraphics();

		for (int x = 0; x < backgroundImage.getWidth(this); x += baseImageIcon.getIconWidth()) {
			for (int y = 0; y < backgroundImage.getHeight(this); y += baseImageIcon.getIconHeight()) {
				backgroundGraphics.drawImage(baseImageIcon.getImage(), x, y, this);
			}
		}

		backgroundImageIcon.setImage(backgroundImage);

		backgroundLabel.setSize(getSize());

		firstDisplay = false;
	}

	// Set the backgroundLabel size to the size of the desktop
	backgroundLabel.setSize(getSize());

}
 
Example 13
private static void draw(final Image img) {
    float[] dashes = {10.0f, 10.0f};
    BasicStroke bs = new BasicStroke(0.0f, BasicStroke.CAP_BUTT,
                                     BasicStroke.JOIN_BEVEL, 10.0f, dashes,
                                     0.0f);
    Graphics2D g = (Graphics2D) img.getGraphics();
    g.setColor(Color.WHITE);
    g.fillRect(0, 0, 200, 40);
    Line2D line = new Line2D.Double(20, 20, 180, 20);
    g.setColor(Color.BLACK);
    g.setStroke(bs);
    g.draw(line);
    g.dispose();
}
 
Example 14
private void drawArmorImage(Image im, int a) {
    int x = 0;
    int w = im.getWidth(null);
    int h = im.getHeight(null);
    Graphics g = im.getGraphics();
    g.setColor(Color.black);
    g.fillRect(0, 0, w, h);
    for (int i = 0; i < a; i++) {
        x = i * 7;
        g.setColor(Color.green.darker());
        g.fillRect(x, 0, 5, 12);
    }
}
 
Example 15
private static void fill(final Image image) {
    final Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    for (int i = 0; i < image.getHeight(null); ++i) {
        graphics.setColor(new Color(i, 0, 0));
        graphics.fillRect(0, i, image.getWidth(null), 1);
    }
    graphics.dispose();
}
 
Example 16
private static void fill(final Image image) {
    final Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    for (int i = 0; i < image.getHeight(null); ++i) {
        graphics.setColor(new Color(i, 0, 0));
        graphics.fillRect(0, i, image.getWidth(null), 1);
    }
    graphics.dispose();
}
 
Example 17
/**
 * Fills the whole image using different alpha for each row.
 *
 * @param image to fill
 */
private static void fill(final Image image, final int size) {
    Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    graphics.setColor(Color.GREEN);
    graphics.fillRect(0, 0, image.getWidth(null), image.getHeight(null));
    int row = image.getHeight(null) / size;
    for (int i = 0; i < size; ++i) {
        graphics.setColor(new Color(23, 127, 189, i));
        graphics.fillRect(0, i * row, image.getWidth(null), row);
    }
    graphics.dispose();
}
 
Example 18
private static final Image clearImage(Image bb) {
    Graphics2D g = (Graphics2D)bb.getGraphics();
    int w = bb.getWidth(null);
    int h = bb.getHeight(null);

    g.setComposite(AlphaComposite.Src);
    g.setColor(new Color(0, 0, 0, 0));
    g.fillRect(0, 0, w, h);

    return bb;
}
 
Example 19
private static void init(final Image image) {
    final Graphics2D graphics = (Graphics2D) image.getGraphics();
    graphics.setComposite(AlphaComposite.Src);
    graphics.setColor(new Color(0, 0, 0, 0));
    graphics.fillRect(0, 0, image.getWidth(null), image.getHeight(null));
    graphics.dispose();
}
 
Example 20
private static final Image clearImage(Image bb) {
    Graphics2D g = (Graphics2D)bb.getGraphics();
    int w = bb.getWidth(null);
    int h = bb.getHeight(null);

    g.setComposite(AlphaComposite.Src);
    g.setColor(new Color(0, 0, 0, 0));
    g.fillRect(0, 0, w, h);

    return bb;
}