/*******************************************************************************
* Copyright (c) 2010 Oak Ridge National Laboratory.
* 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
******************************************************************************/
package org.csstudio.swt.xygraph.undo;
import org.csstudio.swt.xygraph.Messages;
import org.csstudio.swt.xygraph.figures.Annotation;
import org.csstudio.swt.xygraph.figures.XYGraph;
/**The undoable command to add an annotation.
* @author Xihui Chen
*
*/
public class AddAnnotationCommand implements IUndoableCommand {
private XYGraph xyGraph;
private Annotation annotation;
public AddAnnotationCommand(XYGraph xyGraph, Annotation annotation) {
this.xyGraph = xyGraph;
this.annotation = annotation;
}
public void redo() {
xyGraph.addAnnotation(annotation);
}
public void undo() {
xyGraph.removeAnnotation(annotation);
}
@Override
public String toString() {
return Messages.Annotation_Add;
}
}