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Diffstat (limited to 'examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java')
-rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java deleted file mode 100644 index 9710946a9e..0000000000 --- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java +++ /dev/null @@ -1,201 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2004 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.snippets; - -/* - * example snippet: convert between SWT Image and AWT BufferedImage - * - * For a list of all SWT example snippets see - * http://www.eclipse.org/swt/snippets/ - */ -import java.awt.Frame; -import java.awt.Graphics; -import java.awt.Insets; -import java.awt.image.BufferedImage; -import java.awt.image.ColorModel; -import java.awt.image.DirectColorModel; -import java.awt.image.IndexColorModel; -import java.awt.image.WritableRaster; - -import org.eclipse.swt.*; -import org.eclipse.swt.widgets.*; -import org.eclipse.swt.graphics.*; - -public class Snippet156 { - -static BufferedImage convertToAWT(ImageData data) { - ColorModel colorModel = null; - PaletteData palette = data.palette; - 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); - WritableRaster raster = bufferedImage.getRaster(); - int[] pixelArray = new int[3]; - 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); - pixelArray[0] = rgb.red; - pixelArray[1] = rgb.green; - pixelArray[2] = rgb.blue; - raster.setPixels(x, y, 1, 1, pixelArray); - } - } - return 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); - } - } - return bufferedImage; - } -} - -static ImageData convertToSWT(BufferedImage bufferedImage) { - 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); - WritableRaster raster = bufferedImage.getRaster(); - int[] pixelArray = new int[3]; - for (int y = 0; y < data.height; y++) { - for (int x = 0; x < data.width; x++) { - raster.getPixel(x, y, pixelArray); - int pixel = palette.getPixel(new RGB(pixelArray[0], pixelArray[1], pixelArray[2])); - data.setPixel(x, y, pixel); - } - } - 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; -} - -static ImageData createSampleImage(Display display) { - Image image = new Image(display, 100, 100); - Rectangle bounds = image.getBounds(); - GC gc = new GC(image); - gc.setBackground(display.getSystemColor(SWT.COLOR_BLUE)); - gc.fillRectangle(bounds); - gc.setBackground(display.getSystemColor(SWT.COLOR_GREEN)); - gc.fillOval(0, 0, bounds.width, bounds.height); - gc.setForeground(display.getSystemColor(SWT.COLOR_RED)); - gc.drawLine(0, 0, bounds.width, bounds.height); - gc.drawLine(bounds.width, 0, 0, bounds.height); - gc.dispose(); - ImageData data = image.getImageData(); - image.dispose(); - return data; -} - -public static void main(String[] args) { - Display display = new Display(); - Shell shell = new Shell(display); - shell.setText("SWT Image"); - ImageData data; - if (args.length > 0) { - String fileName = args[0]; - data = new ImageData(fileName); - } else { - data = createSampleImage(display); - } - final Image swtImage = new Image(display, data); - final BufferedImage awtImage = convertToAWT(data); - final Image swtImage2 = new Image(display, convertToSWT(awtImage)); - shell.addListener(SWT.Paint, new Listener() { - public void handleEvent(Event e) { - int y = 10; - if (swtImage != null) { - e.gc.drawImage(swtImage, 10, y); - y += swtImage.getBounds().height + 10; - } - if (swtImage2 != null) { - e.gc.drawImage(swtImage2, 10, y); - } - } - }); - Frame frame = new Frame() { - public void paint(Graphics g) { - Insets insets = getInsets(); - if (awtImage != null) { - g.drawImage(awtImage, 10 + insets.left, 10 + insets.top, null); - } - } - }; - frame.setTitle("AWT Image"); - shell.setLocation(50, 50); - Rectangle bounds = swtImage.getBounds(); - shell.setSize(bounds.width + 50, bounds.height * 2 + 100); - Point size = shell.getSize(); - Point location = shell.getLocation(); - Insets insets = frame.getInsets(); - frame.setLocation(location.x + size.x + 10, location.y); - frame.setSize(size.x - (insets.left + insets.right), size.y - (insets.top + insets.bottom)); - frame.setVisible(true); - shell.open(); - while (!shell.isDisposed()) { - if (!display.readAndDispatch()) display.sleep(); - } - if (swtImage != null) swtImage.dispose(); - if (swtImage2 != null) swtImage.dispose(); - frame.dispose(); - display.dispose(); - /* Note: If you are using JDK 1.3.x, you need to use System.exit(0) at the end of your program to exit AWT. - * This is because in 1.3.x, AWT does not exit when the frame is disposed, because the AWT thread is not a daemon. - * This was fixed in JDK 1.4.x with the addition of the AWT Shutdown thread. - */ -} -} |