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/*****************************************************************************
* Copyright (c) 2009 CEA
*
*
* 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:
* Soyatec - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.sequence.util;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EModelElement;
import org.eclipse.emf.ecore.EcoreFactory;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.uml.diagram.sequence.edit.parts.LifelineEditPart;
import org.eclipse.papyrus.uml.diagram.sequence.figures.LifelineFigure;
import org.eclipse.uml2.uml.ExecutionSpecification;
public class LifelineResizeHelper {
private static final String MANUAL_LABEL_SIZE = "manual.label.size";
private static final String CUSTOM_EXTENSION_INFO = "CustomExtensionInfo";
public static boolean isManualSize(LifelineEditPart lp) {
View view = lp.getNotationView();
EAnnotation oldAnnotation = view.getEAnnotation(CUSTOM_EXTENSION_INFO);
if(oldAnnotation != null) {
String val = oldAnnotation.getDetails().get(MANUAL_LABEL_SIZE);
return "true".equalsIgnoreCase(val);
}
LifelineFigure primaryShape = lp.getPrimaryShape();
Dimension namePreSize = primaryShape.getFigureLifelineNameContainerFigure().getPreferredSize();
Rectangle childrenRect = null;
List<ShapeNodeEditPart> childShapeNodeEditPart = LifelineEditPartUtil.getChildShapeNodeEditPart(lp);
for(ShapeNodeEditPart child : childShapeNodeEditPart) {
if(!(child.resolveSemanticElement() instanceof ExecutionSpecification)) {
continue;
}
Rectangle rect = SequenceUtil.getAbsoluteBounds(child);
if(childrenRect == null) {
childrenRect = rect;
} else {
childrenRect.union(rect);
}
}
if(childrenRect != null) {
//This will disable the auto expanding of Lifeline Bordered Figure.
if(namePreSize.width / 2 < childrenRect.width - 8) {
return true;
}
}
return false;
}
public static ICommand createManualLabelSizeCommand(TransactionalEditingDomain domain, IAdaptable adapter) {
return new ManualLabelSizeCommand(domain, adapter, CUSTOM_EXTENSION_INFO);
}
public static ICommand createManualLabelSizeCommand(LifelineEditPart lifelineEP) {
return new ManualLabelSizeCommand(lifelineEP.getEditingDomain(), lifelineEP.getNotationView(), CUSTOM_EXTENSION_INFO);
}
public static class ManualLabelSizeCommand extends AbstractTransactionalCommand {
public EModelElement getObject() {
if(object != null)
return object;
if(adapter != null) {
return (View)adapter.getAdapter(View.class);
}
return null;
}
/** The object. */
private EModelElement object;
/** The e annotation name. */
private String eAnnotationName;
private IAdaptable adapter;
public ManualLabelSizeCommand(TransactionalEditingDomain domain, EModelElement object, String eannotationName) {
super(domain, "manual size", null);
this.object = object;
this.eAnnotationName = eannotationName;
}
public ManualLabelSizeCommand(TransactionalEditingDomain domain, IAdaptable adapter, String eannotationName) {
super(domain, "manual size", null);
this.adapter = adapter;
this.eAnnotationName = eannotationName;
}
protected EAnnotation createEAnnotation() {
EAnnotation eannotation = EcoreFactory.eINSTANCE.createEAnnotation();
eannotation.setSource(eAnnotationName);
return eannotation;
}
protected void attachEannotation(EAnnotation annotation, EModelElement object) {
object.getEAnnotations().add(annotation);
}
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
EAnnotation oldAnnotation = getObject().getEAnnotation(eAnnotationName);
if(oldAnnotation == null) {
oldAnnotation = createEAnnotation();
attachEannotation(oldAnnotation, getObject());
}
oldAnnotation.getDetails().put(MANUAL_LABEL_SIZE, "true");
return CommandResult.newOKCommandResult();
}
}
}
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