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

Example 41 with ImageData

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

the class Test_org_eclipse_swt_graphics_Image method test_hashCode.

@Test
public void test_hashCode() {
    Image image = null;
    Image image1 = null;
    try {
        image = new Image(display, 10, 10);
        image1 = image;
        assertEquals(":a:", image1.hashCode(), image.hashCode());
        ImageData imageData = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
        image.dispose();
        image = new Image(display, imageData);
        image1 = new Image(display, imageData);
        boolean equals = (image1.hashCode() == image.hashCode());
        assertFalse(":b:", equals);
    } finally {
        image.dispose();
        image1.dispose();
    }
    // ImageFileNameProvider
    try {
        image = new Image(display, imageFileNameProvider);
        image1 = new Image(display, imageFileNameProvider);
        assertEquals(":c:", image1.hashCode(), image.hashCode());
    } finally {
        image.dispose();
        image1.dispose();
    }
    // ImageDataProvider
    try {
        image = new Image(display, imageDataProvider);
        image1 = new Image(display, imageDataProvider);
        assertEquals(":d:", image1.hashCode(), image.hashCode());
    } finally {
        image.dispose();
        image1.dispose();
    }
}

Example 42 with ImageData

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

the class Test_org_eclipse_swt_graphics_Image method getImageData1.

/**
 * Test implementation *
 */
void getImageData1() {
    int numFormats = SwtTestUtil.imageFormats.length;
    String fileName = SwtTestUtil.imageFilenames[0];
    for (int i = 0; i < numFormats; i++) {
        String format = SwtTestUtil.imageFormats[i];
        try (InputStream stream = SwtTestUtil.class.getResourceAsStream(fileName + "." + format)) {
            ImageData data1 = new ImageData(stream);
            Image image = new Image(display, data1);
            ImageData data2 = image.getImageData();
            image.dispose();
            assertEquals("Image width should be the same", data1.width, data2.width);
            assertEquals("Image height should be the same", data1.height, data2.height);
        } catch (IOException e) {
        // continue;
        }
    }
}

Example 43 with ImageData

use of org.eclipse.swt.graphics.ImageData 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_ImageDataLorg_eclipse_swt_graphics_ImageData.

@Test
public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_ImageDataLorg_eclipse_swt_graphics_ImageData() {
    ImageData data = null;
    ImageData data1 = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    Image image = null;
    try {
        image = new Image(display, data, data1);
        image.dispose();
        fail("No exception thrown for ImageData source == null");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for ImageData source == null", SWT.ERROR_NULL_ARGUMENT, e);
    }
    data = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    data1 = null;
    try {
        image = new Image(display, data, data1);
        image.dispose();
        fail("No exception thrown for ImageData mask == null");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for ImageData mask == null", SWT.ERROR_NULL_ARGUMENT, e);
    }
    data = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    data1 = new ImageData(1, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    try {
        image = new Image(display, data, data1);
        image.dispose();
        fail("No exception thrown for ImageData source width != ImageData mask width");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for ImageData source width != ImageData mask width", SWT.ERROR_INVALID_ARGUMENT, e);
    }
    data = new ImageData(10, 1, 1, new PaletteData(new RGB(0, 0, 0)));
    data1 = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0)));
    try {
        image = new Image(display, data, data1);
        image.dispose();
        fail("No exception thrown for ImageData source height != ImageData mask height");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for ImageData source height != ImageData mask height", SWT.ERROR_INVALID_ARGUMENT, e);
    }
    data = new ImageData(10, 10, 8, new PaletteData(new RGB(0, 0, 0)));
    data1 = new ImageData(10, 10, 8, new PaletteData(new RGB(0, 0, 0)));
    // Image now accepts masks where depth != 1
    image = new Image(display, data, data1);
    image.dispose();
    data = new ImageData(10, 10, 8, new PaletteData(0x30, 0x0C, 0x03));
    // set opaque red pixel at x=9, y=9
    data.setPixel(9, 9, 0x30);
    data1 = new ImageData(10, 10, 1, new PaletteData(new RGB(0, 0, 0), new RGB(255, 255, 255)));
    data1.setPixel(9, 9, 1);
    image = new Image(display, data, data1);
    Image gcImage = new Image(display, 10, 10);
    GC gc = new GC(gcImage);
    Color backgroundColor = display.getSystemColor(SWT.COLOR_BLUE);
    gc.setBackground(backgroundColor);
    gc.fillRectangle(0, 0, 10, 10);
    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));
    int bluePixel = gcImageData.getPixel(0, 0);
    assertEquals(":b:", getRealRGB(backgroundColor), gcImageData.palette.getRGB(bluePixel));
    gc.dispose();
    gcImage.dispose();
    image.dispose();
}

Example 44 with ImageData

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

the class Test_org_eclipse_swt_graphics_Image method test_ConstructorLorg_eclipse_swt_graphics_Device_ImageDataProvider.

@Test
public void test_ConstructorLorg_eclipse_swt_graphics_Device_ImageDataProvider() {
    // Null provider
    ImageDataProvider provider = null;
    try {
        Image image = new Image(display, provider);
        image.dispose();
        fail("No exception thrown for file name == null");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for provider == null", SWT.ERROR_NULL_ARGUMENT, e);
    }
    // Invalid provider
    provider = zoom -> null;
    try {
        Image image = new Image(display, provider);
        image.dispose();
        fail("No exception thrown for non-existent file name");
    } catch (IllegalArgumentException e) {
        assertSWTProblem("Incorrect exception thrown for provider == null", SWT.ERROR_INVALID_ARGUMENT, e);
    }
    // Valid provider
    Image image = new Image(display, imageDataProvider);
    image.dispose();
    // Corrupt Image provider
    provider = zoom -> {
        String fileName;
        switch(zoom) {
            case 100:
                fileName = "corrupt.png";
                break;
            case 150:
                fileName = "corrupt.png";
                break;
            case 200:
                fileName = "corrupt.png";
                break;
            default:
                return null;
        }
        return new ImageData(getPath(fileName));
    };
    try {
        image = new Image(display, provider);
        image.dispose();
        fail("No exception thrown for corrupt image file.");
    } catch (SWTException e) {
        assertSWTProblem("Incorrect exception thrown for provider with corrupt images", SWT.ERROR_INVALID_IMAGE, e);
    }
    // Valid provider only 100% zoom
    provider = zoom -> {
        String fileName;
        switch(zoom) {
            case 100:
                fileName = "collapseall.png";
                break;
            case 150:
            case 200:
            default:
                return null;
        }
        return new ImageData(getPath(fileName));
    };
    image = new Image(display, provider);
    image.dispose();
}

Example 45 with ImageData

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

the class Test_org_eclipse_swt_graphics_Image method test_getBounds.

@Test
public void test_getBounds() {
    Rectangle bounds = new Rectangle(0, 0, 10, 20);
    Image image = new Image(display, bounds.width, bounds.height);
    image.dispose();
    try {
        image.getBounds();
        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 bounds1 = image.getBounds();
    image.dispose();
    assertEquals(":a:", bounds, bounds1);
    image = new Image(display, bounds);
    bounds1 = image.getBounds();
    image.dispose();
    assertEquals(":b:", bounds, bounds1);
    // create icon image
    ImageData imageData = new ImageData(bounds.width, bounds.height, 1, new PaletteData(new RGB(0, 0, 0)));
    image = new Image(display, imageData);
    bounds1 = image.getBounds();
    image.dispose();
    assertEquals(":c:", bounds, bounds1);
}