| /***************************************************************************** |
| * Copyright (c) 2012 CEA LIST. |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation |
| *****************************************************************************/ |
| package org.eclipse.papyrus.infra.gmfdiag.css.cdo; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.gmf.runtime.notation.View; |
| import org.eclipse.emf.cdo.gmf.notation.impl.GuideStyleImpl; |
| import org.eclipse.papyrus.infra.gmfdiag.css.engine.ExtendedCSSEngine; |
| import org.eclipse.papyrus.infra.gmfdiag.css.notation.CSSDiagram; |
| import org.eclipse.papyrus.infra.gmfdiag.css.notation.ForceValueHelper; |
| import org.eclipse.papyrus.infra.gmfdiag.css.style.CSSGuideStyle; |
| import org.eclipse.papyrus.infra.gmfdiag.css.style.impl.CSSGuideStyleDelegate; |
| |
| public class CSSGuideStyleImpl extends GuideStyleImpl implements CSSGuideStyle { |
| |
| protected ExtendedCSSEngine engine; |
| |
| private CSSGuideStyle guideStyle; |
| |
| protected CSSGuideStyle getGuideStyle() { |
| if (guideStyle == null) { |
| guideStyle = new CSSGuideStyleDelegate(this, getEngine()); |
| } |
| return guideStyle; |
| } |
| |
| protected ExtendedCSSEngine getEngine() { |
| if (engine == null) { |
| engine = ((CSSDiagram) findView().getDiagram()).getEngine(); |
| } |
| return engine; |
| } |
| |
| protected View findView() { |
| EObject parent = eContainer(); |
| while (!(parent instanceof View) && parent != null) { |
| parent = parent.eContainer(); |
| } |
| |
| if (parent != null) { |
| return (View) parent; |
| } |
| |
| return null; |
| } |
| |
| |
| // //////////////////////////////////////// |
| // Forwards accesses to CSS properties // |
| // //////////////////////////////////////// |
| |
| |
| |
| |
| |
| // ////////////////////////////////////////////// |
| // Implements a setter for each CSS property // |
| // ////////////////////////////////////////////// |
| |
| |
| // //////////////////////////////// |
| // Implements the unset method // |
| // //////////////////////////////// |
| |
| @Override |
| public void eUnset(int featureId) { |
| super.eUnset(featureId); |
| |
| EStructuralFeature feature = eClass().getEStructuralFeature(featureId); |
| ForceValueHelper.unsetValue(findView(), feature); |
| } |
| |
| |
| } |