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/*****************************************************************************
* Copyright (c) 2011 CEA LIST.
*
*
* 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:
* Amine EL KOUHEN (CEA LIST/LIFL) - Amine.Elkouhen@cea.fr
*****************************************************************************/
package org.eclipse.papyrus.core.ui.pagebookview;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.DecorationOverlayIcon;
import org.eclipse.jface.viewers.IDecoration;
import org.eclipse.papyrus.decoration.util.Decoration.PreferedPosition;
import org.eclipse.papyrus.modelexplorer.Activator;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
// TODO: Auto-generated Javadoc
/**
* The Class ModelExplorerDecorationAdapter.
*/
public class ModelExplorerDecorationAdapter {
/** The decorator target. */
protected Image decoratorTarget;
/** The decoration. */
protected ImageDescriptor decoration;
/** The decoration position. */
protected int decorationPosition;
/** point corresponding to the size 16x16. */
private final Point size16 = new Point(16, 16);
/**
* Instantiates a new model explorer decoration adapter.
*
* @param baseImage the base image
*/
public ModelExplorerDecorationAdapter(Image baseImage) {
this.decoratorTarget = baseImage;
}
/**
* Gets the decorated image.
*
* @return the decorated image
*/
public Image getDecoratedImage() {
if(getDecoration() == null && getDecoratorTarget() != null)
return getDecoratorTarget();
if(getDecoration() == null && getDecoratorTarget() == null)
return null;
return getDecoratedImage(getDecoratorTarget(), getDecoration(), getDecorationPosition());
}
/**
* Gets the decoration.
*
* @return the decoration
*/
public ImageDescriptor getDecoration() {
return this.decoration;
}
/**
* Gets the decorator target.
*
* @return the decorator target
*/
public Image getDecoratorTarget() {
return this.decoratorTarget;
}
/**
* Sets the decoration.
*
* @param decoration the decoration
* @param decorationPosition the decoration position
*/
public void setDecoration(ImageDescriptor decoration, int decorationPosition) {
setDecoratedImage(getDecoratorTarget(), decoration, decorationPosition);
this.decoration = decoration;
this.decorationPosition = decorationPosition;
}
/**
* Sets the decoration.
*
* @param decoration the new decoration
*/
public void setDecoration(ImageDescriptor decoration) {
setDecoratedImage(getDecoratorTarget(), decoration, getDecorationPosition());
this.decoration = decoration;
}
/**
* Sets the decorator target.
*
* @param decoratorTarget the new decorator target
*/
public void setDecoratorTarget(Image decoratorTarget) {
this.decoratorTarget = decoratorTarget;
}
/**
* Gets the decoration position.
*
* @return the decoration position
*/
public int getDecorationPosition() {
//0 for TOP_LEFT, 1 for TOP_RIGHT, 2 for BOTTOM_LEFT, 3 for BOTTOM_RIGHT (Default), 4 for an UNDERLAY
return decorationPosition;
}
/**
* Sets the decoration position.
*
* @param decorationPosition the new decoration position
*/
public void setDecorationPosition(int decorationPosition) {
this.decorationPosition = decorationPosition;
}
/**
* Sets the decorated image.
*
* @param baseImage the base image
* @param decoration the decoration
* @param decorationPosition the decoration position
*/
public void setDecoratedImage(Image baseImage, ImageDescriptor decoration, int decorationPosition) {
if(decoration == null || baseImage == null)
return;
DecorationOverlayIcon decoratedImage = null;
// Construct a new image identifier
String decoratedImageId = baseImage.toString().concat(decoration.toString() + decorationPosition);
// Return the stored image if we have one
if(Activator.getDefault().getImageRegistry().get(decoratedImageId) == null) {
// Otherwise create a new image and store it
switch(decorationPosition) {
case IDecoration.TOP_LEFT:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ decoration, null, null, null, null }, size16);
break;
case IDecoration.TOP_RIGHT:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ null, decoration, null, null, null }, size16);
break;
case IDecoration.BOTTOM_LEFT:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ null, null, decoration, null, null }, size16);
break;
case IDecoration.BOTTOM_RIGHT:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ null, null, null, decoration, null }, size16);
break;
case IDecoration.UNDERLAY:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ null, null, null, null, decoration }, size16);
break;
default:
decoratedImage = new DecorationOverlayIcon(baseImage, new ImageDescriptor[]{ null, null, decoration, null, null }, size16);
break;
}
Activator.getDefault().getImageRegistry().put(decoratedImageId, decoratedImage);
}
}
/**
* Gets the decorated image.
*
* @param baseImage the base image
* @param decoration the decoration
* @param decorationPosition the decoration position
* @return the decorated image
*/
public Image getDecoratedImage(Image baseImage, ImageDescriptor decoration, int decorationPosition) {
// Construct a new image identifier
String decoratedImageId = baseImage.toString().concat(decoration.toString() + decorationPosition);
// Return the stored image if we have one
if(Activator.getDefault().getImageRegistry().get(decoratedImageId) == null) {
setDecoratedImage(baseImage, decoration, decorationPosition);
}
return Activator.getDefault().getImageRegistry().get(decoratedImageId);
}
/**
* Sets the decorated image.
*
* @param baseImage the base image
* @param decorationArray the decoration array
* @param imageSize the image size
*/
public void setDecoratedImage(Image baseImage, ImageDescriptor[] decorationArray, Point imageSize) {
DecorationOverlayIcon decoratedImage = null;
// Construct a new image identifier
String decoratedImageId = baseImage.toString().concat(decorationArray.toString());
// Return the stored image if we have one
if(Activator.getDefault().getImageRegistry().get(decoratedImageId) == null) {
// Otherwise create a new image and store it
decoratedImage = new DecorationOverlayIcon(baseImage, decorationArray, imageSize);
Activator.getDefault().getImageRegistry().put(decoratedImageId, decoratedImage);
}
}
/**
* Sets the decoration.
*
* @param decoration the decoration
* @param position the position
*/
public void setDecoration(ImageDescriptor decoration, PreferedPosition position) {
switch(position) {
case NORTH_WEST:
setDecoration(decoration, IDecoration.TOP_LEFT);
break;
case NORTH:
setDecoration(decoration, IDecoration.TOP_RIGHT);
break;
case NORTH_EAST:
setDecoration(decoration, IDecoration.TOP_RIGHT);
break;
case EAST:
setDecoration(decoration, IDecoration.BOTTOM_RIGHT);
break;
case SOUTH_EAST:
setDecoration(decoration, IDecoration.BOTTOM_RIGHT);
break;
case SOUTH:
setDecoration(decoration, IDecoration.BOTTOM_LEFT);
break;
case SOUTH_WEST:
setDecoration(decoration, IDecoration.BOTTOM_LEFT);
break;
case WEST:
setDecoration(decoration, IDecoration.TOP_LEFT);
break;
case CENTER:
setDecoration(decoration, IDecoration.UNDERLAY);
break;
default:
setDecoration(decoration, IDecoration.BOTTOM_LEFT);
break;
}
}
}
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