| /******************************************************************************* |
| * Copyright (c) 2014, 2017 Obeo |
| * 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: |
| * Obeo - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.emf.ecoretools.design.ui.parts; |
| |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.gmf.runtime.gef.ui.figures.NodeFigure; |
| import org.eclipse.gmf.runtime.notation.View; |
| import org.eclipse.sirius.diagram.DDiagramElement; |
| import org.eclipse.sirius.diagram.DNodeList; |
| import org.eclipse.sirius.diagram.ui.internal.edit.parts.DNodeListEditPart; |
| import org.eclipse.sirius.ext.gmf.runtime.gef.ui.figures.SiriusDefaultSizeNodeFigure; |
| |
| /** |
| * An editpart which change the alpha level based on the mapping of the element. |
| * |
| * @author cedric |
| * |
| */ |
| public class DNodeListEditPartWithAlpha extends DNodeListEditPart { |
| |
| public DNodeListEditPartWithAlpha(View view) { |
| super(view); |
| } |
| |
| @Override |
| protected void refreshVisuals() { |
| super.refreshVisuals(); |
| DDiagramElement elem = resolveDiagramElement(); |
| if (elem instanceof DNodeList |
| && ((DNodeList) elem).getActualMapping() != null |
| && "EC External EClasses".equals(((DNodeList) elem) |
| .getActualMapping().getName())) { |
| IFigure fig = getMainFigure(); |
| if (fig instanceof TransparencyFigure) { |
| ((TransparencyFigure) fig).setAlpha(110); |
| } |
| } |
| } |
| |
| @Override |
| protected NodeFigure createNodePlate() { |
| return new TransparencyFigure(getMapMode().DPtoLP(40), getMapMode() |
| .DPtoLP(40)); |
| } |
| |
| class TransparencyFigure extends SiriusDefaultSizeNodeFigure { |
| |
| private int alpha = 255; |
| |
| public TransparencyFigure(int width, int height) { |
| super(width, height); |
| } |
| |
| public void setAlpha(int i) { |
| this.alpha = i; |
| |
| } |
| |
| @Override |
| protected void paintChildren(Graphics graphics) { |
| int prevAlpha = graphics.getAlpha(); |
| graphics.setAlpha(alpha); |
| super.paintChildren(graphics); |
| graphics.setAlpha(prevAlpha); |
| |
| } |
| } |
| } |