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

Example 16 with ImageData

use of org.eclipse.swt.graphics.ImageData in project yyl_example by Relucent.

the class ImageCanvasTest method main.

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    ImageViewer ic = new ImageViewer(shell);
    shell.setLayout(new FillLayout());
    FileDialog dialog = new FileDialog(shell, SWT.OPEN);
    dialog.setText("Open an image file or cancel");
    String string = dialog.open();
    ImageLoader loader = new ImageLoader();
    ImageData[] imageDatas = loader.load(string);
    if (imageDatas.length == 0)
        return;
    else if (imageDatas.length == 1) {
        ic.setImage(imageDatas[0]);
    } else {
        ic.setImages(imageDatas, loader.repeatCount);
    }
    ic.pack();
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

Example 17 with ImageData

use of org.eclipse.swt.graphics.ImageData in project tdi-studio-se by Talend.

the class IconSelectionController method createCommand.

/*
     * (non-Javadoc)
     * 
     * @see
     * org.talend.designer.core.ui.editor.properties2.editors.AbstractElementPropertySectionController#createCommand()
     */
public Command createCommand(Button button) {
    Object data = button.getData(NAME);
    if (data != null) {
        if (ICON_SELECTION.equals(data)) {
            FileDialog dial = new FileDialog(composite.getShell(), SWT.NONE);
            //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
            dial.setFilterExtensions(new String[] { "*.jpg", "*.png", "*.gif" });
            String propertyName = (String) button.getData(PARAMETER_NAME);
            String file = dial.open();
            if (file != null) {
                if (!file.equals("")) {
                    //$NON-NLS-1$
                    if (!elem.getPropertyValue(propertyName).equals(file)) {
                        ImageData imageData = new ImageData(file);
                        if (ImageUtils.checkSize(ImageDescriptor.createFromImageData(imageData), ImageUtils.ICON_SIZE.ICON_32)) {
                            if (elem instanceof IProcess2) {
                                refreshIcon(imageData);
                                return new IconSelectionCommand((IProcess2) elem, ImageDescriptor.createFromImageData(imageData), file);
                            }
                        } else {
                            MessageDialog.openError(composite.getShell(), //$NON-NLS-1$ 
                            Messages.getString("IconSelectionController.MessageTitle"), //$NON-NLS-1$ 
                            Messages.getString("IconSelectionController.Messages"));
                        }
                    }
                }
            }
        } else if (ICON_REVERT.equals(data)) {
            if (elem instanceof IProcess2) {
                Image defaultIcon = RepositoryLabelProvider.getDefaultJobletImage(((IProcess2) elem).getProperty().getItem());
                ImageDescriptor imageData = ImageDescriptor.createFromImage(defaultIcon);
                refreshIcon(defaultIcon.getImageData());
                return new IconSelectionCommand((IProcess2) elem, imageData, null);
            }
        }
    }
    return null;
}

Example 18 with ImageData

use of org.eclipse.swt.graphics.ImageData in project tdi-studio-se by Talend.

the class InsertionIndicator method addListeners.

/**
     * DOC amaumont Comment method "addListeners".
     */
private void addListeners() {
    Listener paintListener = new Listener() {

        public void handleEvent(Event event) {
            Composite composite = (Composite) event.widget;
            Rectangle bounds = composite.getBounds();
            // //////////////////////////////////////////////////////////
            // draw image filled with transparent pixels
            RGB transparentColor = new RGB(0, 255, 0);
            PaletteData paletteData = new PaletteData(new RGB[] { transparentColor });
            ImageData imageData = new ImageData(bounds.width, bounds.height, 1, paletteData);
            int transparentPixelValue = imageData.palette.getPixel(transparentColor);
            imageData.transparentPixel = transparentPixelValue;
            GC gc = event.gc;
            final Image image = new Image(gc.getDevice(), imageData);
            gc.drawImage(image, 0, 0);
            image.dispose();
            // ////////////////////////////////////////////////////////////////////////////
            // //////////////////////////////////////////////////////////
            // draw left arrow
            int yCenter = bounds.height / 2;
            int widthExternalArrow = 10;
            gc.setBackground(colorIndicator);
            gc.setForeground(colorIndicator);
            if (composite == leftArrowDraggingIndicator) {
                // external left arrow
                Point leftCrossPoint = new Point(widthExternalArrow, yCenter);
                gc.fillPolygon(new int[] { 0, 0, leftCrossPoint.x, leftCrossPoint.y, 0, bounds.height });
                gc.drawLine(leftCrossPoint.x, leftCrossPoint.y, bounds.width, leftCrossPoint.y);
            } else {
                // external right arrow
                Point rightCrossPoint = new Point(bounds.width - widthExternalArrow, yCenter);
                gc.fillPolygon(new int[] { bounds.width, 0, rightCrossPoint.x, rightCrossPoint.y, bounds.width, bounds.height });
                gc.drawLine(rightCrossPoint.x, rightCrossPoint.y, -bounds.width, rightCrossPoint.y);
            }
        }
    };
    leftArrowDraggingIndicator.addListener(SWT.Paint, paintListener);
    rightArrowDraggingIndicator.addListener(SWT.Paint, paintListener);
}

Example 19 with ImageData

use of org.eclipse.swt.graphics.ImageData in project tdi-studio-se by Talend.

the class AttributeLabelProvider method getAttributeImage.

/**
     * Gets the attribute image.
     * 
     * @return The attribute image
     */
private Image getAttributeImage() {
    if (attributeImage == null || attributeImage.isDisposed()) {
        ImageData imageData = Activator.getImageDescriptor(ISharedImages.ATTRIBUTE_IMG_PATH).getImageData();
        attributeImage = new OverlayImageDescriptor(imageData, new ImageDescriptor[0], new Point(IMAGE_WIDTH, IMAGE_HEIGHT)).createImage();
    }
    return attributeImage;
}

Example 20 with ImageData

use of org.eclipse.swt.graphics.ImageData in project tdi-studio-se by Talend.

the class ColorController method setButtonColor.

/**
     * yzhang Comment method "resetButtonColor".
     * 
     * @param colorBtn
     * @param value
     */
private void setButtonColor(Button colorBtn, RGB rgb) {
    if (colorBtn.getImage() != null) {
        colorBtn.getImage().dispose();
    }
    ImageData id = createColorImage(colorBtn, rgb);
    Image image = new Image(colorBtn.getDisplay(), id, id.getTransparencyMask());
    addResourceDisposeListener(colorBtn, image);
    colorBtn.setImage(image);
}