/*******************************************************************************
* Copyright (c) 2015 Bruno Medeiros and other Contributors.
* 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:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.util.swt.jface.resources;
import static melnorme.utilbox.core.Assert.AssertNamespace.assertNotNull;
import static melnorme.utilbox.core.CoreUtil.areEqual;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.Point;
import melnorme.utilbox.misc.HashcodeUtil;
public class DecoratedImageDescriptor extends CompositeImageDescriptorExt {
protected final ImageDescriptor overlayImage;
protected final Corner overlayCorner;
public DecoratedImageDescriptor(ImageDescriptor baseImage,
ImageDescriptor overlay, Corner overlayCorner) {
super(baseImage);
this.overlayImage = assertNotNull(overlay);
this.overlayCorner = assertNotNull(overlayCorner);
}
@Override
protected Point getSize() {
ImageData imageData = baseImage.getImageData();
return new Point(imageData.width, imageData.height);
}
@Override
public boolean equals(Object obj) {
if(this == obj) return true;
if(obj == null || !getClass().equals(obj.getClass())) return false;
DecoratedImageDescriptor other = (DecoratedImageDescriptor) obj;
return
areEqual(baseImage, other.baseImage) &&
areEqual(overlayImage, other.overlayImage) &&
areEqual(overlayCorner, other.overlayCorner);
}
@Override
public int hashCode() {
return HashcodeUtil.combinedHashCode(baseImage, overlayImage, overlayCorner);
}
@Override
protected void drawCompositeImage(int width, int height) {
ImageData bg = getImageData(baseImage);
drawImage(bg, 0, 0);
drawOverlayAtCorner(overlayImage, overlayCorner);
}
}