// RAP [bm]: animations
///*******************************************************************************
// * Copyright (c) 2007 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.ui.internal;
//
//import org.eclipse.core.runtime.IStatus;
//import org.eclipse.swt.SWTException;
//import org.eclipse.swt.graphics.Color;
//import org.eclipse.swt.graphics.GC;
//import org.eclipse.swt.graphics.Image;
//import org.eclipse.swt.graphics.ImageData;
//import org.eclipse.swt.widgets.Display;
//import org.eclipse.swt.widgets.Shell;
//import org.eclipse.ui.internal.misc.StatusUtil;
//import org.eclipse.ui.statushandlers.StatusManager;
//
///**
// * Base class for Cyclic animations.
// *
// * @since 3.3
// *
// */
//public abstract class ImageCycleFeedbackBase extends AnimationFeedbackBase {
// protected Image[] images;
// protected Image stoppedImage;
// private Image offScreenImage;
// private GC offScreenImageGC;
// private int imageDataIndex;
// private Image image;
// private ImageData imageData;
// protected Display display;
// protected Color background;
//
// /**
// * @param parentShell
// */
// public ImageCycleFeedbackBase(Shell parentShell) {
// super(parentShell);
// // TODO Auto-generated constructor stub
// }
//
// /**
// *
// * @param parentShell
// * @param images :
// * an array of images
// */
// public ImageCycleFeedbackBase(Shell parentShell, Image[] images) {
// super(parentShell);
// this.images = images;
// }
//
// /**
// * Set the image during progress without caching.
// *
// * @param image
// */
// public abstract void showImage(Image image);
//
// /**
// * Save initial Image which would be stoppedImage
// *
// */
// public abstract void saveStoppedImage();
//
// /**
// * Set the stopped Image upon animation completion
// *
// * @param image
// */
// public abstract void setStoppedImage(Image image);
//
// public void dispose() {
// // TODO Auto-generated method stub
// if (stoppedImage == null || stoppedImage.isDisposed())
// return;
// setStoppedImage(stoppedImage);
//
// if (offScreenImageGC != null && !offScreenImageGC.isDisposed())
// offScreenImageGC.dispose();
//
// if (offScreenImage != null && !offScreenImage.isDisposed())
// offScreenImage.dispose();
// }
//
// public boolean jobInit(AnimationEngine engine) {
// return super.jobInit(engine);
// }
//
// public void renderStep(AnimationEngine engine) {
// // TODO Auto-generated method stub
// if (offScreenImage == null) {
// offScreenImage = getOffscreenImage();
// }
//
// try {
// imageDataIndex = (imageDataIndex + 1) % images.length;
// image = images[imageDataIndex];
// imageData = image.getImageData();
//
// offScreenImageGC.drawImage(image, 0, 0, imageData.width,
// imageData.height, imageData.x, imageData.y,
// imageData.width, imageData.height);
//
// final Image finalImage = image;
//
// display.syncExec(new Runnable() {
// /*
// * (non-Javadoc)
// *
// * @see java.lang.Runnable#run()
// */
// public void run() {
// showImage(finalImage);
//
// }
// });
//
// /*
// * Sleep for the specified delay time (adding commonly-used
// * slow-down fudge factors).
// */
// // try {
// // Thread.sleep(30);
// // } catch (InterruptedException e) {
// // }
// if (images == null)
// return;
// } catch (SWTException ex) {
// IStatus status = StatusUtil.newStatus(WorkbenchPlugin.PI_WORKBENCH,
// ex);
// StatusManager.getManager().handle(status);
// }
// }
//
// private Image getOffscreenImage() {
// saveStoppedImage();
// imageDataIndex = 0;
// image = images[imageDataIndex];
// imageData = image.getImageData();
// /*
// * Create an off-screen image to draw on, and fill it with the shell
// * background.
// */
// offScreenImage = new Image(display, imageData.width, imageData.height);
//
// offScreenImageGC = new GC(offScreenImage);
// offScreenImageGC.setBackground(background);
// offScreenImageGC.fillRectangle(0, 0, imageData.width, imageData.height);
//
// /*
// * Create the first image and draw it on the off-screen image.
// */
//
// offScreenImageGC.drawImage(image, 0, 0, imageData.width,
// imageData.height, imageData.x, imageData.y, imageData.width,
// imageData.height);
//
// return offScreenImage;
// }
//
//}