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package org.eclipse.papyrus.example.diagram.simplediagram.edit.parts;
import java.util.Collections;
import java.util.List;
import org.eclipse.draw2d.IClippingStrategy;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.NonResizableEditPolicy;
import org.eclipse.gef.handles.MoveHandle;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles;
import org.eclipse.gmf.runtime.diagram.ui.figures.BorderedNodeFigure;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.diagram.common.editpolicies.DuplicatePasteEditPolicy;
import org.eclipse.papyrus.diagram.common.providers.ViewInfo;
import org.eclipse.papyrus.diagram.common.util.MDTUtil;
import org.eclipse.papyrus.example.diagram.simplediagram.edit.policies.ModelItemSemanticEditPolicy;
import org.eclipse.papyrus.example.diagram.simplediagram.part.UMLVisualIDRegistry;
/**
* @generated
*/
public class ModelEditPart extends DiagramEditPart {
/**
* @generated
*/
public final static String MODEL_ID = "PapyrusNewDiagram"; //$NON-NLS-1$
/**
* @generated
*/
public static final int VISUAL_ID = 1000;
/**
* @generated
*/
public ModelEditPart(View view) {
super(view);
getFigure().setClippingStrategy(new IClippingStrategy() {
public Rectangle[] getClip(IFigure childFigure) {
// very inefficient, since it implies several tree traversals. Bit handles modifications of the tree structure
// It's a workaround instead of the better solution to fix BorderedNodeFigure (overload and let it return
// getExtendedBounds)
// See bug 313985 (https://bugs.eclipse.org/bugs/show_bug.cgi?id=313985) for more details
applyClippingStrategy(childFigure);
if (childFigure instanceof BorderedNodeFigure) {
return new Rectangle[] { ((BorderedNodeFigure) childFigure)
.getExtendedBounds() };
} else {
return new Rectangle[] { childFigure.getBounds() };
}
}
});
}
/**
* @generated
*/
public void applyClippingStrategy(IFigure fig) {
boolean hasBorderedNodeChild = false;
for (Object child : fig.getChildren()) {
if (child instanceof IFigure) {
applyClippingStrategy((IFigure) child);
if (child instanceof BorderedNodeFigure) {
hasBorderedNodeChild = true;
}
}
}
if (hasBorderedNodeChild && (fig.getClippingStrategy() == null)) {
fig.setClippingStrategy(new IClippingStrategy() {
public Rectangle[] getClip(IFigure childFigure) {
if (childFigure instanceof BorderedNodeFigure) {
return new Rectangle[] { ((BorderedNodeFigure) childFigure)
.getExtendedBounds() };
} else {
return new Rectangle[] { childFigure.getBounds() };
}
}
});
}
}
/**
* @generated
*/
protected void createDefaultEditPolicies() {
super.createDefaultEditPolicies();
installEditPolicy(DuplicatePasteEditPolicy.PASTE_ROLE,
new DuplicatePasteEditPolicy());
installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE,
new ModelItemSemanticEditPolicy());
//in Papyrus diagrams are not strongly synchronised
//installEditPolicy(org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles.CANONICAL_ROLE, new org.eclipse.papyrus.diagram.newdiagram.edit.policies.ModelCanonicalEditPolicy());
// removeEditPolicy(org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles.POPUPBAR_ROLE);
}
/**
* @generated
*/
/*package-local*/static class NodeLabelDragPolicy extends
NonResizableEditPolicy {
/**
* @generated
*/
@SuppressWarnings("rawtypes")
protected List createSelectionHandles() {
MoveHandle h = new MoveHandle((GraphicalEditPart) getHost());
h.setBorder(null);
return Collections.singletonList(h);
}
/**
* @generated
*/
public Command getCommand(Request request) {
return null;
}
/**
* @generated
*/
public boolean understandsRequest(Request request) {
return false;
}
}
/**
* @generated
*/
protected void handleNotificationEvent(Notification event) {
super.handleNotificationEvent(event);
if (event.getNotifier() instanceof EAnnotation) {
EAnnotation eAnnotation = (EAnnotation) event.getNotifier();
if (eAnnotation.getSource() != null
&& eAnnotation.getSource().equals(
MDTUtil.FilterViewAndLabelsSource)) {
//modification form MOSKitt approach, canonical policies are not called
MDTUtil.filterDiagramViews(this.getDiagramView());
}
}
}
/**
* @generated
*/
public Object getAdapter(Class adapter) {
if (adapter != null && adapter.equals(ViewInfo.class)) {
return UMLVisualIDRegistry.getDiagramViewInfo();
}
return super.getAdapter(adapter);
}
}
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