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/*******************************************************************************
* 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
*
* @author Ivar Meikas
******************************************************************************/
package org.eclipse.bpmn2.modeler.core.features.bendpoint;
import org.eclipse.bpmn2.BaseElement;
import org.eclipse.bpmn2.di.BPMNEdge;
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.utils.AnchorUtil;
import org.eclipse.bpmn2.modeler.core.utils.BusinessObjectUtil;
import org.eclipse.dd.dc.Point;
import org.eclipse.dd.di.DiagramElement;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.IMoveBendpointContext;
import org.eclipse.graphiti.features.impl.DefaultMoveBendpointFeature;
import org.eclipse.graphiti.mm.pictograms.FreeFormConnection;
import org.eclipse.graphiti.mm.pictograms.Shape;
public class MoveBendpointFeature extends DefaultMoveBendpointFeature {
public MoveBendpointFeature(IFeatureProvider fp) {
super(fp);
}
@Override
public boolean moveBendpoint(IMoveBendpointContext context) {
boolean moved = super.moveBendpoint(context);
try {
FreeFormConnection connection = context.getConnection();
BaseElement element = (BaseElement) BusinessObjectUtil.getFirstElementOfType(connection, BaseElement.class);
ModelHandler modelHandler = ModelHandlerLocator.getModelHandler(getDiagram().eResource());
BPMNEdge edge = (BPMNEdge) modelHandler.findDIElement(element);
int index = context.getBendpointIndex() + 1;
Point p = edge.getWaypoint().get(index);
p.setX(context.getX());
p.setY(context.getY());
// also need to move the connection point if there is one at this bendpoint
Shape connectionPointShape = AnchorUtil.getConnectionPointAt(connection, context.getBendpoint());
if (connectionPointShape!=null)
AnchorUtil.setConnectionPointLocation(connectionPointShape, context.getX(), context.getY());
if (index == 1) {
AnchorUtil.reConnect((DiagramElement) edge.getSourceElement(), getDiagram());
} else if (index == connection.getBendpoints().size()) {
AnchorUtil.reConnect((DiagramElement) edge.getTargetElement(), getDiagram());
}
} catch (Exception e) {
Activator.logError(e);
}
return moved;
}
}
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