/*******************************************************************************
* Copyright (c) 2011 Red Hat, Inc.
* All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.bpmn2.modeler.core.features.bendpoint;
import org.eclipse.bpmn2.BaseElement;
import org.eclipse.bpmn2.di.BPMNEdge;
import org.eclipse.bpmn2.di.BPMNShape;
import org.eclipse.bpmn2.modeler.core.Activator;
import org.eclipse.bpmn2.modeler.core.ModelHandler;
import org.eclipse.bpmn2.modeler.core.ModelHandlerLocator;
import org.eclipse.bpmn2.modeler.core.features.BusinessObjectUtil;
import org.eclipse.bpmn2.modeler.core.utils.AnchorUtil;
import org.eclipse.dd.dc.DcFactory;
import org.eclipse.dd.dc.Point;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.IAddBendpointContext;
import org.eclipse.graphiti.features.impl.DefaultAddBendpointFeature;
import org.eclipse.graphiti.mm.pictograms.FreeFormConnection;
public class AddBendpointFeature extends DefaultAddBendpointFeature {
public AddBendpointFeature(IFeatureProvider fp) {
super(fp);
}
@Override
public void addBendpoint(IAddBendpointContext context) {
super.addBendpoint(context);
try {
FreeFormConnection connection = context.getConnection();
BaseElement element = (BaseElement) BusinessObjectUtil.getFirstElementOfType(connection, BaseElement.class);
ModelHandler modelHandler = ModelHandlerLocator.getModelHandler(getDiagram().eResource());
Point p = DcFactory.eINSTANCE.createPoint();
p.setX(context.getX());
p.setY(context.getY());
BPMNEdge edge = (BPMNEdge) modelHandler.findDIElement(getDiagram(), element);
int index = context.getBendpointIndex() + 1;
edge.getWaypoint().add(index, p);
if (index == 1) {
AnchorUtil.reConnect((BPMNShape) edge.getSourceElement(), getDiagram());
} else if (index == connection.getBendpoints().size()) {
AnchorUtil.reConnect((BPMNShape) edge.getTargetElement(), getDiagram());
}
} catch (Exception e) {
Activator.logError(e);
}
}
}