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

Example 26 with GraphicsEnvironment

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

the class IncorrectBounds method main.

public static void main(final String[] args) {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsConfiguration gc = ge.getDefaultScreenDevice().getDefaultConfiguration();
    VolatileImage vi = gc.createCompatibleVolatileImage(width / 4, height / 4);
    final BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    while (true) {
        vi.validate(gc);
        Graphics2D g2d = vi.createGraphics();
        g2d.setColor(Color.green);
        g2d.fillRect(0, 0, width / 4, height / 4);
        g2d.dispose();
        if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException ignored) {
            }
            continue;
        }
        Graphics2D g = bi.createGraphics();
        g.setComposite(AlphaComposite.Src);
        g.setColor(Color.red);
        g.fillRect(0, 0, width, height);
        // Use sx and sy outside of VI bounds.
        g.drawImage(vi, 0, 0, width / 2, height / 2, 0, 0, width * 2, height * 2, null);
        g.dispose();
        if (vi.contentsLost()) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException ignored) {
            }
            continue;
        }
        for (int x = 0; x < width; ++x) {
            for (int y = 0; y < height; ++y) {
                if (x < width / 16 && y < height / 16) {
                    if (bi.getRGB(x, y) != Color.green.getRGB()) {
                        throw new RuntimeException("Test failed.");
                    }
                } else {
                    if (bi.getRGB(x, y) != Color.red.getRGB()) {
                        throw new RuntimeException("Test failed.");
                    }
                }
            }
        }
        break;
    }
}

Example 27 with GraphicsEnvironment

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

the class OpaqueImageToSurfaceBlitTest method main.

public static void main(String[] args) {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice gd = ge.getDefaultScreenDevice();
    GraphicsConfiguration gc = gd.getDefaultConfiguration();
    VolatileImage vi = gc.createCompatibleVolatileImage(16, 16);
    vi.validate(gc);
    BufferedImage bi = new BufferedImage(2, 2, BufferedImage.TYPE_INT_RGB);
    int[] data = ((DataBufferInt) bi.getRaster().getDataBuffer()).getData();
    data[0] = 0x0000007f;
    data[1] = 0x0000007f;
    data[2] = 0xff00007f;
    data[3] = 0xff00007f;
    Graphics2D g = vi.createGraphics();
    g.setComposite(AlphaComposite.SrcOver.derive(0.999f));
    g.drawImage(bi, 0, 0, null);
    bi = vi.getSnapshot();
    if (bi.getRGB(0, 0) != bi.getRGB(1, 1)) {
        throw new RuntimeException("Test FAILED: color at 0x0 =" + Integer.toHexString(bi.getRGB(0, 0)) + " differs from 1x1 =" + Integer.toHexString(bi.getRGB(1, 1)));
    }
    System.out.println("Test PASSED.");
}

Example 28 with GraphicsEnvironment

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

the class UnmanagedDrawImagePerformance method makeVI.

private static VolatileImage makeVI(final int type) {
    final GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    final GraphicsDevice gd = ge.getDefaultScreenDevice();
    final GraphicsConfiguration gc = gd.getDefaultConfiguration();
    return gc.createCompatibleVolatileImage(SIZE, SIZE, type);
}

Example 29 with GraphicsEnvironment

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

the class IncorrectDestinationOffset method main.

public static void main(final String[] args) throws IOException {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsConfiguration gc = ge.getDefaultScreenDevice().getDefaultConfiguration();
    VolatileImage vi = gc.createCompatibleVolatileImage(SIZE, SIZE);
    BufferedImage bi = new BufferedImage(SIZE, SIZE, BufferedImage.TYPE_INT_ARGB);
    for (double scale : SCALES) {
        while (true) {
            // initialize Volatile Image
            vi.validate(gc);
            Graphics2D g2d = vi.createGraphics();
            g2d.setColor(Color.green);
            g2d.fillRect(0, 0, SIZE, SIZE);
            g2d.dispose();
            if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
                try {
                    Thread.sleep(100);
                } catch (InterruptedException ignored) {
                }
                continue;
            }
            // Draw the VolatileImage to BI with scale and offsets
            Graphics2D g = bi.createGraphics();
            g.setComposite(AlphaComposite.Src);
            g.setColor(Color.RED);
            g.fillRect(0, 0, SIZE / 2, SIZE / 2);
            g.setColor(Color.BLUE);
            g.fillRect(SIZE / 2, 0, SIZE / 2, SIZE / 2);
            g.setColor(Color.ORANGE);
            g.fillRect(0, SIZE / 2, SIZE / 2, SIZE / 2);
            g.setColor(Color.MAGENTA);
            g.fillRect(SIZE / 2, SIZE / 2, SIZE / 2, SIZE / 2);
            int point2draw = (int) (100 * scale);
            int size2draw = (int) (SIZE * scale);
            g.drawImage(vi, point2draw, point2draw, size2draw, size2draw, null);
            g.dispose();
            if (vi.contentsLost()) {
                try {
                    Thread.sleep(100);
                } catch (InterruptedException ignored) {
                }
                continue;
            }
            validate(bi, point2draw, size2draw);
            break;
        }
    }
}

Example 30 with GraphicsEnvironment

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

the class IncorrectOffset method main.

public static void main(final String[] args) {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsConfiguration gc = ge.getDefaultScreenDevice().getDefaultConfiguration();
    VolatileImage vi = gc.createCompatibleVolatileImage(width, height);
    BufferedImage bi = new BufferedImage(width / 4, height / 4, BufferedImage.TYPE_INT_ARGB);
    while (true) {
        vi.validate(gc);
        Graphics2D g2d = vi.createGraphics();
        g2d.setColor(Color.black);
        g2d.fillRect(0, 0, width, height);
        g2d.setColor(Color.green);
        g2d.fillRect(width / 4, height / 4, width / 2, height / 2);
        g2d.dispose();
        if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException ignored) {
            }
            continue;
        }
        Graphics2D g = bi.createGraphics();
        g.setComposite(AlphaComposite.Src);
        // Scale part of VI to BI. Only green area should be copied.
        g.drawImage(vi, 0, 0, width / 4, height / 4, width / 4, height / 4, width / 4 + width / 2, height / 4 + height / 2, null);
        g.dispose();
        if (vi.contentsLost()) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException ignored) {
            }
            continue;
        }
        for (int x = 0; x < width / 4; ++x) {
            for (int y = 0; y < height / 4; ++y) {
                if (bi.getRGB(x, y) != Color.green.getRGB()) {
                    throw new RuntimeException("Test failed.");
                }
            }
        }
        break;
    }
}