Examples with PaletteData org.eclipse.swt.graphics.PaletteData used on opensource projects

Example 51 with PaletteData

use of org.eclipse.swt.graphics.PaletteData in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_graphics_PaletteData method test_getPixelLorg_eclipse_swt_graphics_RGB.

@Test
public void test_getPixelLorg_eclipse_swt_graphics_RGB() {
    // indexed palette tests
    RGB[] rgbs = { new RGB(0, 0, 0), new RGB(255, 255, 255), new RGB(50, 100, 150) };
    PaletteData data = new PaletteData(rgbs);
    try {
        data.getPixel(null);
        fail("No exception thrown for indexed palette with rgb == null");
    } catch (IllegalArgumentException e) {
    }
    try {
        data.getPixel(new RGB(0, 0, 1));
        fail("No exception thrown for rgb not found");
    } catch (IllegalArgumentException e) {
    }
    assertEquals(":a:", rgbs.length - 1, data.getPixel(rgbs[rgbs.length - 1]));
    // direct palette tests
    RGB rgb = new RGB(0x32, 0x64, 0x96);
    data = new PaletteData(0xff0000, 0x00ff00, 0x0000ff);
    try {
        data.getPixel(null);
        fail("No exception thrown for direct palette with rgb == null");
    } catch (IllegalArgumentException e) {
    }
    assertEquals(":b:", 0x326496, data.getPixel(rgb));
}

Example 52 with PaletteData

use of org.eclipse.swt.graphics.PaletteData in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_graphics_PaletteData method test_Constructor$Lorg_eclipse_swt_graphics_RGB.

@Test
public void test_Constructor$Lorg_eclipse_swt_graphics_RGB() {
    try {
        new PaletteData((RGB[]) null);
        fail("No exception thrown for rgb == null");
    } catch (IllegalArgumentException e) {
    }
    PaletteData data = new PaletteData(new RGB[] {});
    assertFalse(":a:", data.isDirect);
    new PaletteData(new RGB[] { null, null });
    assertFalse(":b:", data.isDirect);
    new PaletteData(new RGB(0, 0, 0), new RGB(255, 255, 255));
    assertFalse(":c:", data.isDirect);
}

Example 53 with PaletteData

use of org.eclipse.swt.graphics.PaletteData in project org.csstudio.display.builder by kasemir.

the class ImageConverter method convertToSWT.

/**
 * @param bufferedImage AWT image
 *  @return SWT image
 */
public static ImageData convertToSWT(final BufferedImage bufferedImage) {
    // From http://git.eclipse.org/c/platform/eclipse.platform.swt.git/tree/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java
    if (bufferedImage.getColorModel() instanceof DirectColorModel) {
        DirectColorModel colorModel = (DirectColorModel) bufferedImage.getColorModel();
        PaletteData palette = new PaletteData(colorModel.getRedMask(), colorModel.getGreenMask(), colorModel.getBlueMask());
        ImageData data = new ImageData(bufferedImage.getWidth(), bufferedImage.getHeight(), colorModel.getPixelSize(), palette);
        for (int y = 0; y < data.height; y++) for (int x = 0; x < data.width; x++) {
            int rgb = bufferedImage.getRGB(x, y);
            int pixel = palette.getPixel(new RGB((rgb >> 16) & 0xFF, (rgb >> 8) & 0xFF, rgb & 0xFF));
            data.setPixel(x, y, pixel);
            if (colorModel.hasAlpha())
                data.setAlpha(x, y, (rgb >> 24) & 0xFF);
        }
        return data;
    } else if (bufferedImage.getColorModel() instanceof IndexColorModel) {
        IndexColorModel colorModel = (IndexColorModel) bufferedImage.getColorModel();
        int size = colorModel.getMapSize();
        byte[] reds = new byte[size];
        byte[] greens = new byte[size];
        byte[] blues = new byte[size];
        colorModel.getReds(reds);
        colorModel.getGreens(greens);
        colorModel.getBlues(blues);
        RGB[] rgbs = new RGB[size];
        for (int i = 0; i < rgbs.length; i++) rgbs[i] = new RGB(reds[i] & 0xFF, greens[i] & 0xFF, blues[i] & 0xFF);
        PaletteData palette = new PaletteData(rgbs);
        ImageData data = new ImageData(bufferedImage.getWidth(), bufferedImage.getHeight(), colorModel.getPixelSize(), palette);
        data.transparentPixel = colorModel.getTransparentPixel();
        WritableRaster raster = bufferedImage.getRaster();
        int[] pixelArray = new int[1];
        for (int y = 0; y < data.height; y++) for (int x = 0; x < data.width; x++) {
            raster.getPixel(x, y, pixelArray);
            data.setPixel(x, y, pixelArray[0]);
        }
        return data;
    }
    return null;
}

Example 54 with PaletteData

use of org.eclipse.swt.graphics.PaletteData in project nebula.widgets.nattable by eclipse.

the class FillHandleCursorAction method run.

@Override
public void run(NatTable natTable, MouseEvent event) {
    if (this.fillHandleCursor == null) {
        PaletteData paletteData = new PaletteData(new RGB[] { new RGB(0, 0, 0), new RGB(255, 255, 255) });
        ImageData sourceData = new ImageData(16, 16, 1, paletteData);
        ImageData maskData = new ImageData(16, 16, 1, paletteData);
        byte[] cursorSource = new byte[] { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
        byte[] cursorMask = new byte[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
        sourceData.setPixels(0, 0, 256, cursorSource, 0);
        maskData.setPixels(0, 0, 256, cursorMask, 0);
        this.fillHandleCursor = new Cursor(Display.getDefault(), sourceData, maskData, 7, 7);
        natTable.addDisposeListener(new DisposeListener() {

            @Override
            public void widgetDisposed(DisposeEvent e) {
                FillHandleCursorAction.this.fillHandleCursor.dispose();
            }
        });
    }
    natTable.setCursor(this.fillHandleCursor);
}

Example 55 with PaletteData

use of org.eclipse.swt.graphics.PaletteData in project hale by halestudio.

the class SwingRCPUtilities method convertToAWT.

/**
 * Convert a SWT Image to a {@link BufferedImage}
 *
 * {@link "http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java?view=co"}
 *
 * @param data the SWT {@link ImageData}
 * @param applyAlphaMask true if the image data's alpha mask should be
 *            applied to the result image (if there is any). This method
 *            calls {@link #applyTransparencyMask(BufferedImage, ImageData)}
 *            for that purpose.
 * @return the AWT {@link BufferedImage}
 */
public static BufferedImage convertToAWT(ImageData data, boolean applyAlphaMask) {
    ColorModel colorModel = null;
    PaletteData palette = data.palette;
    BufferedImage result;
    if (palette.isDirect) {
        colorModel = new DirectColorModel(data.depth, palette.redMask, palette.greenMask, palette.blueMask);
        BufferedImage bufferedImage = new BufferedImage(colorModel, colorModel.createCompatibleWritableRaster(data.width, data.height), false, null);
        for (int y = 0; y < data.height; y++) {
            for (int x = 0; x < data.width; x++) {
                int pixel = data.getPixel(x, y);
                RGB rgb = palette.getRGB(pixel);
                bufferedImage.setRGB(x, y, rgb.red << 16 | rgb.green << 8 | rgb.blue);
            }
        }
        result = bufferedImage;
    } else {
        RGB[] rgbs = palette.getRGBs();
        byte[] red = new byte[rgbs.length];
        byte[] green = new byte[rgbs.length];
        byte[] blue = new byte[rgbs.length];
        for (int i = 0; i < rgbs.length; i++) {
            RGB rgb = rgbs[i];
            red[i] = (byte) rgb.red;
            green[i] = (byte) rgb.green;
            blue[i] = (byte) rgb.blue;
        }
        if (data.transparentPixel != -1) {
            colorModel = new IndexColorModel(data.depth, rgbs.length, red, green, blue, data.transparentPixel);
        } else {
            colorModel = new IndexColorModel(data.depth, rgbs.length, red, green, blue);
        }
        BufferedImage bufferedImage = new BufferedImage(colorModel, colorModel.createCompatibleWritableRaster(data.width, data.height), false, null);
        WritableRaster raster = bufferedImage.getRaster();
        int[] pixelArray = new int[1];
        for (int y = 0; y < data.height; y++) {
            for (int x = 0; x < data.width; x++) {
                int pixel = data.getPixel(x, y);
                pixelArray[0] = pixel;
                raster.setPixel(x, y, pixelArray);
            }
        }
        result = bufferedImage;
    }
    if (data.getTransparencyType() == SWT.TRANSPARENCY_MASK && applyAlphaMask) {
        result = applyTransparencyMask(result, data.getTransparencyMask());
    }
    return result;
}