| /******************************************************************************* |
| * Copyright (c) 2005, 2006 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.ltk.internal.ui.refactoring.history; |
| |
| import org.eclipse.ltk.internal.ui.refactoring.RefactoringPluginImages; |
| import org.eclipse.ltk.internal.ui.refactoring.RefactoringUIPlugin; |
| |
| import org.eclipse.swt.graphics.ImageData; |
| import org.eclipse.swt.graphics.Point; |
| |
| import org.eclipse.jface.resource.CompositeImageDescriptor; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| |
| /** |
| * Refactoring descriptor for decorated refactoring descriptors. |
| * |
| * @since 3.2 |
| */ |
| public final class RefactoringDescriptorImageDescriptor extends CompositeImageDescriptor { |
| |
| /** The workspace flag */ |
| public static final int WORKSPACE= 1 << 1; |
| |
| /** The image flags */ |
| private final int fFlags; |
| |
| /** The base image */ |
| private final ImageDescriptor fImage; |
| |
| /** The image size */ |
| private final Point fSize; |
| |
| /** |
| * Creates a new refactoring descriptor image descriptor. |
| * |
| * @param image |
| * the base image |
| * @param flags |
| * image flags |
| * @param size |
| * the size of the image |
| */ |
| public RefactoringDescriptorImageDescriptor(final ImageDescriptor image, final int flags, final Point size) { |
| fImage= image; |
| fFlags= flags; |
| fSize= size; |
| } |
| |
| /** |
| * Draws the bottom right image decorations. |
| */ |
| private void drawBottomRight() { |
| final Point size= getSize(); |
| int x= size.x; |
| |
| if ((fFlags & WORKSPACE) != 0) { |
| ImageData data= getImageData(RefactoringPluginImages.DESC_OVR_WORKSPACE); |
| x-= data.width; |
| drawImage(data, x, size.y - data.height); |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| protected void drawCompositeImage(final int width, final int height) { |
| drawImage(getImageData(fImage), 0, 0); |
| drawBottomRight(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean equals(final Object object) { |
| if (object == null || !RefactoringDescriptorImageDescriptor.class.equals(object.getClass())) |
| return false; |
| final RefactoringDescriptorImageDescriptor other= (RefactoringDescriptorImageDescriptor) object; |
| return (fImage.equals(other.fImage) && fFlags == other.fFlags && fSize.equals(other.fSize)); |
| } |
| |
| /** |
| * Returns the image data for the specified descriptor. |
| * |
| * @param descriptor |
| * the image descriptor |
| * @return the image data |
| */ |
| private ImageData getImageData(final ImageDescriptor descriptor) { |
| ImageData data= descriptor.getImageData(); |
| if (data == null) { |
| data= DEFAULT_IMAGE_DATA; |
| RefactoringUIPlugin.logErrorMessage("Image data not available: " + descriptor.toString()); //$NON-NLS-1$ |
| } |
| return data; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| protected Point getSize() { |
| return fSize; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public int hashCode() { |
| return fImage.hashCode() | fFlags | fSize.hashCode(); |
| } |
| } |