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/*****************************************************************************
* Copyright (c) 2009 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:
* Cedric Dumoulin cedric.dumoulin@lifl.fr - Initial API and implementation
* Yann Tanguy yann.tanguy@cea.fr - Adapted from Class Diagram
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.composite;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
import org.eclipse.gmf.runtime.diagram.core.services.ViewService;
import org.eclipse.gmf.runtime.diagram.core.util.ViewUtil;
import org.eclipse.gmf.runtime.emf.core.util.EObjectAdapter;
import org.eclipse.gmf.runtime.notation.Bounds;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.infra.gmfdiag.common.AbstractPapyrusGmfCreateDiagramCommandHandler;
import org.eclipse.papyrus.uml.diagram.composite.edit.parts.CompositeStructureDiagramEditPart;
import org.eclipse.papyrus.uml.diagram.composite.part.UMLDiagramEditorPlugin;
import org.eclipse.uml2.uml.Collaboration;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Package;
/**
* Define a command to create a new Composite Diagram. This command is used by all UI (toolbar,
* outline, creation wizards) to create a new Composite Diagram.
*
*/
public class CreateCompositeDiagramCommand extends AbstractPapyrusGmfCreateDiagramCommandHandler {
/** Domain Element referenced by canvas if it differs from {@link Package} */
protected EObject canvasDomainElement = null;
/** Default margin for the display of Domain Element referenced by canvas */
protected static int DEFAULT_MARGIN = 40;
/** Default height for the display of Domain Element referenced by canvas */
protected static int DEFAULT_HEIGHT = 250;
/** Default width for the display of Domain Element referenced by canvas */
protected static int DEFAULT_WIDTH = 500;
/**
* Name of the Diagram
*/
protected static final String CSD_DEFAULT_NAME = "CompositeDiagram"; //$NON-NLS-1$
/**
* {@inheritDoc}
*/
@Override
protected String getDefaultDiagramName() {
return CSD_DEFAULT_NAME;
}
/**
* {@inheritDoc}
*/
@Override
protected String getDiagramNotationID() {
return CompositeStructureDiagramEditPart.MODEL_ID;
}
/**
* {@inheritDoc}
*/
@Override
protected PreferencesHint getPreferenceHint() {
return UMLDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT;
}
/**
* Initialize the diagram. The diagram is attached to the element selected on creation.
* Possible element types are: Class or Collaboration
*/
@Override
protected void initializeDiagram(EObject diagram) {
if(diagram instanceof Diagram) {
Diagram currentDiagram = (Diagram)diagram;
if(canvasDomainElement != null) {
currentDiagram.setElement(canvasDomainElement);
initializeDiagramContent(currentDiagram);
}
}
}
/**
*
* {@inheritDoc}
*/
@Override
protected Diagram createDiagram(Resource diagramResource, EObject owner, String name) {
Diagram diagram = null;
if(owner instanceof org.eclipse.uml2.uml.Class || (owner instanceof Collaboration)) {
canvasDomainElement = (EObject)owner;
Package owningPackage = ((Element)owner).getNearestPackage();
diagram = super.createDiagram(diagramResource, owningPackage, name);
} else if(owner instanceof Package) {
canvasDomainElement = null;
diagram = super.createDiagram(diagramResource, owner, name);
}
return diagram;
}
/**
* Initialize the diagram with the canvas domain element shown.
*
* @param diagram
* the diagram to initialize
*/
protected void initializeDiagramContent(Diagram diagram) {
// Create a view for the canvasDomainElement in the new diagram
View view = ViewService.getInstance().createView(Node.class, new EObjectAdapter(canvasDomainElement), diagram, null, ViewUtil.APPEND, true, UMLDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT);
if (view instanceof Node) {
// Update the view position and size (should adapt to canvas current size)
Bounds viewBounds = (Bounds)((Node)view).getLayoutConstraint();
viewBounds.setX(DEFAULT_MARGIN);
viewBounds.setY(DEFAULT_MARGIN);
viewBounds.setHeight(DEFAULT_HEIGHT);
viewBounds.setWidth(DEFAULT_WIDTH);
}
}
}
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