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/*******************************************************************************
* Copyright (c) 2011 protos software gmbh (http://www.protos.de).
* 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:
* Juergen Haug (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.ui.behavior.fsm.support
import java.util.Map
import org.eclipse.emf.ecore.EObject
import org.eclipse.emf.ecore.util.EcoreUtil
import org.eclipse.etrice.core.fsm.fSM.ModelComponent
import org.eclipse.etrice.ui.behavior.fsm.editor.AbstractFSMDiagramTypeProvider
import org.eclipse.etrice.ui.common.base.support.DiagramAccessBase
import org.eclipse.graphiti.mm.pictograms.Diagram
import org.eclipse.graphiti.mm.pictograms.PictogramElement
import org.eclipse.graphiti.mm.pictograms.PictogramLink
import org.eclipse.graphiti.services.Graphiti
/**
* Provides the PictogramElements from the base class diagram. Replacement for DefaultPositionProvider.
*/
class BaseDiagramProvider {
val DiagramAccessBase diagramAccess
val Map<EObject, PictogramElement> graphElements = newHashMap
val Map<EObject, PictogramElement> stateElements = newHashMap
new(AbstractFSMDiagramTypeProvider diagramTypeProvider) {
diagramAccess = diagramTypeProvider.injector.getInstance(DiagramAccessBase)
val mc = Graphiti.linkService.getBusinessObjectForLinkedPictogramElement(diagramTypeProvider.diagram)
if (mc instanceof ModelComponent)
visitDiagramRec(mc.base)
}
def void visitDiagramRec(ModelComponent mc) {
if(mc == null) return;
val rs = mc.eResource.resourceSet
// temporary load base diagram into current resourceSet to link its business objects against current resources
val diagram = diagramAccess.getDiagram(mc, mc.eResource.resourceSet)
if (diagram != null) {
mapPositions(diagram)
rs.resources.remove(diagram)
}
// visitDiagramRec(mc.base)
}
def mapPositions(Diagram diagram) {
// create mapping from business object to pictogram elements
EcoreUtil.ExternalCrossReferencer.find(diagram).forEach [ crossRef, eFeatureSetting |
eFeatureSetting.forEach [
// println(crossRef + " -> " + EObject)
if (EObject instanceof PictogramLink) {
val pe = (EObject as PictogramLink).pictogramElement
graphElements.put(crossRef, pe)
}
]
]
}
def getBasePictogram(EObject roomObj) {
return graphElements.get(roomObj)
}
}
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