/** * Copyright (c) 2010 committers of YAKINDU 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: * committers of YAKINDU - initial API and implementation * */ package org.yakindu.sct.ui.editor.editparts; import org.eclipse.draw2d.Connection; import org.eclipse.emf.common.notify.Notification; import org.eclipse.gef.DragTracker; import org.eclipse.gef.EditPart; import org.eclipse.gef.EditPolicy; import org.eclipse.gef.Request; import org.eclipse.gef.requests.DirectEditRequest; import org.eclipse.gmf.runtime.diagram.ui.editparts.ConnectionNodeEditPart; import org.eclipse.gmf.runtime.diagram.ui.internal.editpolicies.TreeConnectionBendpointEditPolicy; import org.eclipse.gmf.runtime.draw2d.ui.internal.routers.ForestRouter; import org.eclipse.gmf.runtime.draw2d.ui.internal.routers.OrthogonalRouter; import org.eclipse.gmf.runtime.gef.ui.internal.editpolicies.LineMode; import org.eclipse.gmf.runtime.gef.ui.internal.tools.SelectConnectionEditPartTracker; import org.eclipse.gmf.runtime.notation.NotationPackage; import org.eclipse.gmf.runtime.notation.View; import org.yakindu.sct.ui.editor.editor.figures.TransitionFigure; import org.yakindu.sct.ui.editor.policies.InitialPointsConnectionBendpointEditPolicy; /** * * @author andreas muelder - Initial contribution and API * */ @SuppressWarnings("restriction") public class TransitionEditPart extends ConnectionNodeEditPart { public TransitionEditPart(View view) { super(view); } @Override protected Connection createConnectionFigure() { return new TransitionFigure(getMapMode()); } private TransitionFigure getPrimaryShape() { return (TransitionFigure) getFigure(); } @Override public void installEditPolicy(Object key, EditPolicy editPolicy) { if (EditPolicy.CONNECTION_BENDPOINTS_ROLE.equals(key)) { if (getConnectionFigure().getConnectionRouter() instanceof ForestRouter) { super.installEditPolicy(EditPolicy.CONNECTION_BENDPOINTS_ROLE, new TreeConnectionBendpointEditPolicy()); } else if (getConnectionFigure().getConnectionRouter() instanceof OrthogonalRouter) { super.installEditPolicy(EditPolicy.CONNECTION_BENDPOINTS_ROLE, new InitialPointsConnectionBendpointEditPolicy(LineMode.ORTHOGONAL_FREE)); } else { super.installEditPolicy(EditPolicy.CONNECTION_BENDPOINTS_ROLE, new InitialPointsConnectionBendpointEditPolicy()); } } else { super.installEditPolicy(key, editPolicy); } } @Override protected void addChildVisual(EditPart childEditPart, int index) { if (childEditPart instanceof TransitionExpressionEditPart) { getPrimaryShape().add(((TransitionExpressionEditPart) childEditPart).getFigure()); } else super.addChildVisual(childEditPart, index); } @Override protected void removeChildVisual(EditPart childEditPart) { if (childEditPart instanceof TransitionExpressionEditPart) { getPrimaryShape().remove(((TransitionExpressionEditPart) childEditPart).getFigure()); } } @Override protected void handleNotificationEvent(Notification notification) { if (NotationPackage.eINSTANCE.getFontStyle().getEAllAttributes().contains(notification.getFeature())) { refreshFont(); } else { super.handleNotificationEvent(notification); } } @Override public TransitionFigure getFigure() { return (TransitionFigure) super.getFigure(); } @Override protected void refreshRoundedBendpoints() { } @Override public void setSelected(int value) { switch (value) { case EditPart.SELECTED: case EditPart.SELECTED_PRIMARY: getFigure().setLineWidth(getMapMode().DPtoLP(2)); break; default: getFigure().setLineWidth(getMapMode().DPtoLP(1)); } super.setSelected(value); } @Override public DragTracker getDragTracker(Request req) { return new SelectConnectionEditPartTracker(this) { @Override protected boolean handleDoubleClick(int button) { DirectEditRequest req = new DirectEditRequest(); req.setLocation(getCurrentInput().getMouseLocation()); TransitionEditPart.this.performDirectEditRequest(req); return true; } }; } }