| /* |
| * Copyright (c) 2011, 2012 Eike Stepper (Berlin, Germany) 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: |
| * Martin Fluegge - initial API and implementation |
| * |
| */ |
| package org.eclipse.emf.cdo.dawn.examples.acore.graphiti.features; |
| |
| import org.eclipse.emf.cdo.dawn.examples.acore.AClass; |
| |
| import org.eclipse.graphiti.features.IFeatureProvider; |
| import org.eclipse.graphiti.features.context.IAddConnectionContext; |
| import org.eclipse.graphiti.features.context.IAddContext; |
| import org.eclipse.graphiti.mm.GraphicsAlgorithmContainer; |
| import org.eclipse.graphiti.mm.algorithms.Polygon; |
| import org.eclipse.graphiti.mm.algorithms.Polyline; |
| import org.eclipse.graphiti.services.Graphiti; |
| import org.eclipse.graphiti.services.IGaService; |
| import org.eclipse.graphiti.util.IColorConstant; |
| |
| /** |
| * @author Martin Fluegge |
| */ |
| public class AcoreAddCompositionFeature extends AcoreBasicAddConnectionFeature |
| { |
| public AcoreAddCompositionFeature(IFeatureProvider fp) |
| { |
| super(fp); |
| } |
| |
| @Override |
| public boolean canAdd(IAddContext context) |
| { |
| return context instanceof IAddConnectionContext && context.getNewObject() instanceof AClass; |
| } |
| |
| @Override |
| protected Polyline createTargetDecoration(GraphicsAlgorithmContainer gaContainer) |
| { |
| IGaService gaService = Graphiti.getGaService(); |
| Polygon polygon = gaService.createPolygon(gaContainer, new int[] { -30, 0, -15, 10, 0, 0, -15, -10, -30, 0 }); |
| |
| polygon.setForeground(manageColor(IColorConstant.BLACK)); |
| polygon.setBackground(manageColor(IColorConstant.BLACK)); |
| polygon.setLineWidth(2); |
| return polygon; |
| } |
| |
| @Override |
| protected String getConnectionLabel() |
| { |
| return "composition"; |
| } |
| } |