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/*****************************************************************************
* Copyright (c) 2011 CEA LIST.
*
* 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.properties.databinding;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.gmf.runtime.notation.datatype.GradientData;
import org.eclipse.papyrus.uml.tools.databinding.PapyrusObservableValue;
/**
* An IObservableValue for a Gradient
*
* @author Camille Letavernier
*
*/
public class GradientObservableValue extends PapyrusObservableValue {
private ObservableGradientData gradientData;
/**
*
* Constructor.
*
* @param source
* The EObject owning the gradient data
* @param feature
* The Feature in which the gradient data is set
* @param domain
* The editing domain on which the commands will be executed
*/
public GradientObservableValue(EObject source, EStructuralFeature feature, EditingDomain domain) {
super(source, feature, domain);
}
@Override
protected Object doGetValue() {
if(gradientData == null) {
GradientData data = (GradientData)eObject.eGet(eStructuralFeature);
gradientData = new ObservableGradientData(this, data);
}
return gradientData;
}
@Override
protected void doSetValue(Object value) {
super.doSetValue(value);
}
}
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