| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 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 implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.authoring.ui.internal; |
| |
| import org.eclipse.epf.authoring.ui.AuthoringUIImages; |
| import org.eclipse.epf.authoring.ui.AuthoringUIPlugin; |
| import org.eclipse.jface.resource.CompositeImageDescriptor; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.util.Assert; |
| import org.eclipse.swt.graphics.ImageData; |
| import org.eclipse.swt.graphics.Point; |
| /** |
| * Code taken from org.eclipse.jdt.ui.JavaElementImageDescriptor |
| * |
| */ |
| public class MethodElementImageDescriptor extends CompositeImageDescriptor { |
| |
| /** Flag to render the error adornment. */ |
| public final static int ERROR= 0x040; |
| |
| private ImageDescriptor fBaseImage; |
| private int fFlags; |
| private Point fSize; |
| |
| /** |
| * Creates a new MethodElementImageDescriptor. |
| * |
| * @param baseImage an image descriptor used as the base image |
| * @param flags flags indicating which adornments are to be rendered. See <code>setAdornments</code> |
| * for valid values. |
| * @param size the size of the resulting image |
| * @see #setAdornments(int) |
| */ |
| public MethodElementImageDescriptor(ImageDescriptor baseImage, int flags, Point size) { |
| fBaseImage= baseImage; |
| Assert.isNotNull(fBaseImage); |
| fFlags= flags; |
| Assert.isTrue(fFlags >= 0); |
| fSize= size; |
| Assert.isNotNull(fSize); |
| } |
| |
| /** |
| * Sets the descriptors adornments. Valid values are: <code>ABSTRACT</code>, <code>FINAL</code>, |
| * <code>SYNCHRONIZED</code>, </code>STATIC<code>, </code>RUNNABLE<code>, </code>WARNING<code>, |
| * </code>ERROR<code>, </code>OVERRIDDES<code>, <code>IMPLEMENTS</code>, <code>CONSTRUCTOR</code>, |
| * <code>DEPRECATED</code>, or any combination of those. |
| * |
| * @param adornments the image descriptors adornments |
| */ |
| public void setAdornments(int adornments) { |
| Assert.isTrue(adornments >= 0); |
| fFlags= adornments; |
| } |
| |
| /** |
| * Returns the current adornments. |
| * |
| * @return the current adornments |
| */ |
| public int getAdronments() { |
| return fFlags; |
| } |
| |
| /** |
| * Sets the size of the image created by calling <code>createImage()</code>. |
| * |
| * @param size the size of the image returned from calling <code>createImage()</code> |
| * @see ImageDescriptor#createImage() |
| */ |
| public void setImageSize(Point size) { |
| Assert.isNotNull(size); |
| Assert.isTrue(size.x >= 0 && size.y >= 0); |
| fSize= size; |
| } |
| |
| /** |
| * Returns the size of the image created by calling <code>createImage()</code>. |
| * |
| * @return the size of the image created by calling <code>createImage()</code> |
| * @see ImageDescriptor#createImage() |
| */ |
| public Point getImageSize() { |
| return new Point(fSize.x, fSize.y); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared in CompositeImageDescriptor |
| */ |
| protected Point getSize() { |
| return fSize; |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on Object. |
| */ |
| public boolean equals(Object object) { |
| if (object == null || !MethodElementImageDescriptor.class.equals(object.getClass())) |
| return false; |
| |
| MethodElementImageDescriptor other= (MethodElementImageDescriptor)object; |
| return (fBaseImage.equals(other.fBaseImage) && fFlags == other.fFlags && fSize.equals(other.fSize)); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared on Object. |
| */ |
| public int hashCode() { |
| return fBaseImage.hashCode() | fFlags | fSize.hashCode(); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared in CompositeImageDescriptor |
| */ |
| protected void drawCompositeImage(int width, int height) { |
| ImageData bg= getImageData(fBaseImage); |
| |
| |
| drawImage(bg, 0, 0); |
| |
| drawTopRight(); |
| drawBottomRight(); |
| drawBottomLeft(); |
| |
| |
| } |
| |
| private ImageData getImageData(ImageDescriptor descriptor) { |
| ImageData data= descriptor.getImageData(); // see bug 51965: getImageData can return null |
| if (data == null) { |
| data= DEFAULT_IMAGE_DATA; |
| AuthoringUIPlugin.getDefault().getLogger().logError("Image data not available: " + descriptor.toString()); //$NON-NLS-1$ |
| } |
| return data; |
| } |
| |
| |
| private void drawTopRight() { |
| } |
| |
| private void drawBottomRight() { |
| } |
| |
| private void drawBottomLeft() { |
| Point size= getSize(); |
| int x= 0; |
| if ((fFlags & ERROR) != 0) { |
| ImageData data= getImageData(AuthoringUIImages.IMG_DESC_OVR_ERROR); |
| drawImage(data, x, size.y - data.height); |
| x+= data.width; |
| } |
| } |
| } |