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

Example 36 with PaletteData

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

the class Test_org_eclipse_swt_graphics_Image method test_getImageData.

@Test
public void test_getImageData() {
    getImageData1();
    getImageData2(24, new PaletteData(0xff0000, 0xff00, 0xff));
    getImageData2(32, new PaletteData(0xff0000, 0xff00, 0xff));
}

Example 37 with PaletteData

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

the class Test_org_eclipse_swt_graphics_Image method test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_ImageData.

@Test
public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_ImageData() {
    ImageData data = null;
    Image image = null;
    try {
        image = new Image(display, data);
        image.dispose();
        fail("No exception thrown for ImageData == null");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for ImageData == null", SWT.ERROR_NULL_ARGUMENT, e);
    }
    // Platform-specific test.
    // data = new ImageData(10, 10, 1, new PaletteData(0xff0000, 0x00ff00, 0x0000ff));
    // try {
    // image = new Image(display, data);
    // image.dispose();
    // fail("Unsupported color depth");
    // } catch (SWTException e) {
    // }
    data = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    image = new Image(null, data);
    image.dispose();
    data = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    image = new Image(display, data);
    image.dispose();
    data = new ImageData(10, 10, 8, new PaletteData(0x30, 0x0C, 0x03));
    // set red pixel at x=9, y=9
    data.setPixel(9, 9, 0x30);
    image = new Image(display, data);
    Image gcImage = new Image(display, 10, 10);
    GC gc = new GC(gcImage);
    gc.drawImage(image, 0, 0);
    ImageData gcImageData = gcImage.getImageData();
    int redPixel = gcImageData.getPixel(9, 9);
    assertEquals(":a:", getRealRGB(display.getSystemColor(SWT.COLOR_RED)), gcImageData.palette.getRGB(redPixel));
    gc.dispose();
    gcImage.dispose();
    image.dispose();
}

Example 38 with PaletteData

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

the class Test_org_eclipse_swt_graphics_Image method getImageData_int.

void getImageData_int(int zoom) {
    Rectangle bounds = new Rectangle(0, 0, 10, 20);
    Image image = new Image(display, bounds.width, bounds.height);
    image.dispose();
    try {
        image.getImageData(zoom);
        fail("No exception thrown for disposed image");
    } catch (SWTException e) {
        assertSWTProblem("Incorrect exception thrown for disposed image", SWT.ERROR_GRAPHIC_DISPOSED, e);
    }
    // creates bitmap image and compare size of imageData
    image = new Image(display, bounds.width, bounds.height);
    ImageData imageDataAtZoom = image.getImageData(zoom);
    image.dispose();
    Rectangle boundsAtZoom = new Rectangle(0, 0, imageDataAtZoom.width, imageDataAtZoom.height);
    assertEquals(":a: Size of ImageData returned from Image.getImageData(int) method doesn't return matches with bounds in Pixel values.", scaleBounds(bounds, zoom, 100), boundsAtZoom);
    // create icon image and compare size of imageData
    ImageData imageData = new ImageData(bounds.width, bounds.height, 1, new PaletteData(new RGB[] { new RGB(0, 0, 0) }));
    image = new Image(display, imageData);
    imageDataAtZoom = image.getImageData(zoom);
    image.dispose();
    boundsAtZoom = new Rectangle(0, 0, imageDataAtZoom.width, imageDataAtZoom.height);
    assertEquals(":b: Size of ImageData returned from Image.getImageData(int) method doesn't return matches with bounds in Pixel values.", scaleBounds(bounds, zoom, 100), boundsAtZoom);
    // create image with FileNameProvider
    image = new Image(display, imageFileNameProvider);
    imageDataAtZoom = image.getImageData(zoom);
    boundsAtZoom = new Rectangle(0, 0, imageDataAtZoom.width, imageDataAtZoom.height);
    bounds = image.getBounds();
    image.dispose();
    assertEquals(":c: Size of ImageData returned from Image.getImageData(int) method doesn't return matches with bounds in Pixel values.", scaleBounds(bounds, zoom, 100), boundsAtZoom);
    // create image with ImageDataProvider
    image = new Image(display, imageDataProvider);
    imageDataAtZoom = image.getImageData(zoom);
    boundsAtZoom = new Rectangle(0, 0, imageDataAtZoom.width, imageDataAtZoom.height);
    bounds = image.getBounds();
    image.dispose();
    assertEquals(":d: Size of ImageData returned from Image.getImageData(int) method doesn't return matches with bounds in Pixel values.", scaleBounds(bounds, zoom, 100), boundsAtZoom);
}

Example 39 with PaletteData

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

the class Test_org_eclipse_swt_graphics_Image method test_getBoundsInPixels.

@SuppressWarnings("deprecation")
@Test
public void test_getBoundsInPixels() {
    Rectangle bounds = new Rectangle(0, 0, 10, 20);
    Image image = new Image(display, bounds.width, bounds.height);
    image.dispose();
    try {
        image.getBoundsInPixels();
        fail("No exception thrown for disposed image");
    } catch (SWTException e) {
        assertSWTProblem("Incorrect exception thrown for disposed image", SWT.ERROR_GRAPHIC_DISPOSED, e);
    }
    // creates bitmap image
    image = new Image(display, bounds.width, bounds.height);
    Rectangle boundsInPixels = image.getBoundsInPixels();
    image.dispose();
    assertEquals(":a: Image.getBoundsInPixels method doesn't return bounds in Pixel values.", boundsInPixels, DPIUtil.autoScaleUp(bounds));
    // create icon image
    ImageData imageData = new ImageData(bounds.width, bounds.height, 1, new PaletteData(new RGB[] { new RGB(0, 0, 0) }));
    image = new Image(display, imageData);
    boundsInPixels = image.getBoundsInPixels();
    image.dispose();
    assertEquals(":b: Image.getBoundsInPixels method doesn't return bounds in Pixel values.", boundsInPixels, DPIUtil.autoScaleUp(bounds));
    // create image with FileNameProvider
    image = new Image(display, imageFileNameProvider);
    boundsInPixels = image.getBoundsInPixels();
    bounds = image.getBounds();
    image.dispose();
    assertEquals(":c: Image.getBoundsInPixels method doesn't return bounds in Pixel values.", boundsInPixels, DPIUtil.autoScaleUp(bounds));
    // create image with ImageDataProvider
    image = new Image(display, imageDataProvider);
    boundsInPixels = image.getBoundsInPixels();
    bounds = image.getBounds();
    image.dispose();
    assertEquals(":d: Image.getBoundsInPixels method doesn't return bounds in Pixel values.", boundsInPixels, DPIUtil.autoScaleUp(bounds));
}

Example 40 with PaletteData

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

the class Test_org_eclipse_swt_graphics_Image method getRealRGB.

RGB getRealRGB(Color color) {
    Image colorImage = new Image(display, 10, 10);
    GC imageGc = new GC(colorImage);
    ImageData imageData;
    PaletteData palette;
    int pixel;
    imageGc.setBackground(color);
    imageGc.setForeground(color);
    imageGc.fillRectangle(0, 0, 10, 10);
    imageData = colorImage.getImageData();
    palette = imageData.palette;
    imageGc.dispose();
    colorImage.dispose();
    pixel = imageData.getPixel(0, 0);
    return palette.getRGB(pixel);
}