/**
* Copyright (c) 2011 committers of YAKINDU and others.
* 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:
* committers of YAKINDU - initial API and implementation
*
*/
package org.yakindu.sct.ui.editor.editparts;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Ellipse;
import org.eclipse.draw2d.StackLayout;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.NonResizableEditPolicyEx;
import org.eclipse.gmf.runtime.diagram.ui.handles.ConnectionHandle.HandleDirection;
import org.eclipse.gmf.runtime.draw2d.ui.figures.FigureUtilities;
import org.eclipse.gmf.runtime.gef.ui.figures.NodeFigure;
import org.eclipse.gmf.runtime.notation.NamedStyle;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.NotationPackage;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.swt.graphics.Color;
import org.yakindu.base.gmf.runtime.editpolicies.OneWayConnectionHandlesEditPolicy;
import org.yakindu.base.gmf.runtime.figures.EllipseAnchorDefaultSizeNodeFigure;
import org.yakindu.sct.model.sgraph.Entry;
import org.yakindu.sct.model.sgraph.SGraphPackage;
import org.yakindu.sct.ui.editor.editor.figures.DeepHistoryFigure;
import org.yakindu.sct.ui.editor.editor.figures.InitialStateFigure;
import org.yakindu.sct.ui.editor.editor.figures.ShallowHistoryFigure;
import org.yakindu.sct.ui.editor.editor.figures.utils.MapModeUtils;
import org.yakindu.sct.ui.editor.factories.EntryViewFactory;
import org.yakindu.sct.ui.editor.policies.ContextSensitiveHelpPolicy;
import org.yakindu.sct.ui.editor.policies.EnlargeContainerEditPolicy;
import org.yakindu.sct.ui.editor.utils.GMFNotationUtil;
import org.yakindu.sct.ui.editor.utils.HelpContextIds;
/**
*
* @author andreas muelder - Initial contribution and API
*
*/
public class EntryEditPart extends BorderedShapeEditPart {
public EntryEditPart(View view) {
super(view);
}
@Override
protected void createDefaultEditPolicies() {
super.createDefaultEditPolicies();
installEditPolicy(EditPolicyRoles.CONNECTION_HANDLES_ROLE, new OneWayConnectionHandlesEditPolicy(
HandleDirection.OUTGOING));
installEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE, new NonResizableEditPolicyEx());
installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new ContextSensitiveHelpPolicy(
HelpContextIds.SC_PROPERTIES_ENTRY_ENTRYKIND));
installEditPolicy(EnlargeContainerEditPolicy.ROLE, new EnlargeContainerEditPolicy());
}
@Override
public Entry resolveSemanticElement() {
return (Entry) super.resolveSemanticElement();
}
protected Ellipse createPrimaryShape() {
switch (resolveSemanticElement().getKind()) {
case DEEP_HISTORY:
return new DeepHistoryFigure();
case SHALLOW_HISTORY:
return new ShallowHistoryFigure();
case INITIAL:
return new InitialStateFigure();
}
throw new IllegalStateException();
}
@Override
protected void handleNotificationEvent(Notification notification) {
// We have to update the primary shape when the entry kind changes
if (SGraphPackage.eINSTANCE.getEntry_Kind().equals(notification.getFeature())) {
// TODO: We have to remove the old figure, this does not work
// currently because the connections get broken then.
getMainFigure().add(createPrimaryShape());
}
super.handleNotificationEvent(notification);
}
@Override
public Node getNotationView() {
return (Node) super.getNotationView();
}
@Override
protected NodeFigure createMainFigure() {
final NodeFigure figure = new EllipseAnchorDefaultSizeNodeFigure(MapModeUtils.DEFAULT_SMALL_NODE_DIMENSION);
figure.setLayoutManager(new StackLayout());
figure.add(createPrimaryShape());
figure.setBackgroundColor(ColorConstants.black);
figure.setForegroundColor(ColorConstants.white);
return figure;
}
@Override
protected void setBackgroundColor(Color c) {
if (null != GMFNotationUtil.getNamedStyle(getNotationView(), NamedStyle.class, EntryViewFactory.ALLOW_COLORS)) {
getMainFigure().setBackgroundColor(c);
}
super.setBackgroundColor(c);
}
@Override
protected void setForegroundColor(Color color) {
if (null != GMFNotationUtil.getNamedStyle(getNotationView(), NamedStyle.class, EntryViewFactory.ALLOW_COLORS)) {
getMainFigure().setForegroundColor(color);
}
super.setForegroundColor(color);
}
@Override
public Object getPreferredValue(EStructuralFeature feature) {
if (feature == NotationPackage.eINSTANCE.getLineStyle_LineColor()) {
return FigureUtilities.RGBToInteger(ColorConstants.white.getRGB());
} else if (feature == NotationPackage.eINSTANCE.getFillStyle_FillColor()) {
return FigureUtilities.RGBToInteger(ColorConstants.black.getRGB());
}
return super.getPreferredValue(feature);
}
}