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

Example 66 with Color

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

the class MultiResolutionRenderingHintsTest method main.

public static void main(String[] args) throws Exception {
    int length = COLORS.length;
    BufferedImage[] resolutionVariants = new BufferedImage[length];
    for (int i = 0; i < length; i++) {
        resolutionVariants[i] = createRVImage(getSize(i), COLORS[i]);
    }
    BaseMultiResolutionImage mrImage = new BaseMultiResolutionImage(resolutionVariants);
    // base
    Color color = getImageColor(VALUE_RESOLUTION_VARIANT_BASE, mrImage, 2, 3);
    if (!getColorForScale(1).equals(color)) {
        throw new RuntimeException("Wrong base resolution variant!");
    }
    // dpi fit
    color = getImageColor(VALUE_RESOLUTION_VARIANT_DPI_FIT, mrImage, 2, 3);
    if (!getColorForScale(2).equals(color)) {
        throw new RuntimeException("Resolution variant is not based on dpi!");
    }
    // size fit
    color = getImageColor(VALUE_RESOLUTION_VARIANT_SIZE_FIT, mrImage, 2, 3);
    if (!getColorForScale(6).equals(color)) {
        throw new RuntimeException("Resolution variant is not based on" + " rendered size!");
    }
    // default
    // depends on the policies of the platform
    // just check that exception is not thrown
    getImageColor(VALUE_RESOLUTION_VARIANT_DEFAULT, mrImage, 2, 3);
}

Example 67 with Color

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

the class MlibOpsTest method createSrcImage.

private static BufferedImage createSrcImage() {
    BufferedImage img = createImage();
    Graphics2D g = img.createGraphics();
    Color[] colors = { Color.red, Color.green, Color.blue };
    float[] dist = { 0.0f, 0.5f, 1.0f };
    Point2D center = new Point2D.Float(0.5f * w, 0.5f * h);
    RadialGradientPaint p = new RadialGradientPaint(center, 0.5f * w, dist, colors);
    g.setPaint(p);
    g.fillRect(0, 0, w, h);
    g.dispose();
    return img;
}

Example 68 with Color

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

the class ReadAsGrayTest method verify.

private static void verify(BufferedImage src, BufferedImage dst, ImageTypeSpecifier type) {
    BufferedImage test = type.createBufferedImage(src.getWidth(), src.getHeight());
    Graphics2D g = test.createGraphics();
    g.drawImage(src, 0, 0, null);
    g.dispose();
    for (int i = 0; i < colors.length; i++) {
        int x = i * dx + dx / 2;
        int y = h / 2;
        Color c_test = new Color(test.getRGB(x, y));
        Color c_dst = new Color(dst.getRGB(x, y));
        if (!compareWithTolerance(c_test, c_dst, 0.01f)) {
            String msg = String.format("Invalid color: %x instead of %x", c_dst.getRGB(), c_test.getRGB());
            throw new RuntimeException("Test failed: " + msg);
        }
    }
    System.out.println("Verified.");
}

Example 69 with Color

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

the class JPEGsNotAcceleratedTest method writeTestImage.

public static void writeTestImage(String fileName) {
    BufferedImage bi = new BufferedImage(TEST_W, TEST_H, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();
    g.setColor(new Color(testRGB));
    g.fillRect(0, 0, TEST_W, TEST_H);
    try {
        System.err.printf("Writing %s\n", fileName);
        if (lowCompression) {
            ImageWriter iw = (ImageWriter) ImageIO.getImageWritersBySuffix("jpeg").next();
            if (iw == null) {
                throw new RuntimeException("No available image writer for " + "jpeg " + " Test failed.");
            }
            File file = new File(fileName);
            ImageOutputStream ios = ImageIO.createImageOutputStream(file);
            iw.setOutput(ios);
            ImageWriteParam param = iw.getDefaultWriteParam();
            param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
            param.setCompressionQuality(1);
            IIOImage iioImg = new IIOImage(bi, null, null);
            iw.write(null, iioImg, param);
        } else {
            ImageIO.write(bi, "jpeg", new File(fileName));
        }
    } catch (IOException e) {
        System.err.println("Error " + e + " when writing file: " + fileName);
        throw new RuntimeException(e);
    }
}

Example 70 with Color

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

the class WritingInterruptionTest method createTestImage.

private static BufferedImage createTestImage() {
    int w = 1024;
    int h = 768;
    BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics2D g = img.createGraphics();
    Color[] colors = { Color.red, Color.green, Color.blue };
    float[] dist = { 0.0f, 0.5f, 1.0f };
    Point2D center = new Point2D.Float(0.5f * w, 0.5f * h);
    RadialGradientPaint p = new RadialGradientPaint(center, 0.5f * w, dist, colors);
    g.setPaint(p);
    g.fillRect(0, 0, w, h);
    g.dispose();
    return img;
}