| /****************************************************************************** |
| * Copyright (c) 2003, 2009 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.diagram.ui.geoshapes.internal.editparts; |
| |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.ecore.EStructuralFeature; |
| import org.eclipse.gef.AccessibleEditPart; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gef.EditPolicy; |
| import org.eclipse.swt.accessibility.AccessibleEvent; |
| |
| import org.eclipse.gmf.runtime.common.ui.services.parser.CommonParserHint; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles; |
| import org.eclipse.gmf.runtime.diagram.ui.editpolicies.OpenDiagramEditPolicy; |
| import org.eclipse.gmf.runtime.diagram.ui.editpolicies.ViewComponentEditPolicy; |
| import org.eclipse.gmf.runtime.diagram.ui.geoshapes.internal.providers.GeoshapeConstants; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.editpolicies.DiagramLinkDragDropEditPolicy; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.editpolicies.NonSemanticEditPolicy; |
| import org.eclipse.gmf.runtime.diagram.ui.preferences.IPreferenceConstants; |
| import org.eclipse.gmf.runtime.draw2d.ui.figures.FigureUtilities; |
| import org.eclipse.gmf.runtime.gef.ui.figures.NodeFigure; |
| import org.eclipse.gmf.runtime.notation.NotationPackage; |
| import org.eclipse.gmf.runtime.notation.View; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.preference.PreferenceConverter; |
| |
| /** |
| * This is a base class for all Geometric Shapes |
| * |
| * @author jschofie |
| */ |
| public abstract class GeoShapeEditPart extends ShapeNodeEditPart { |
| |
| /** |
| * @param view |
| */ |
| public GeoShapeEditPart(View view) { |
| super(view); |
| } |
| |
| /** |
| * Implement to return the NodeFigre. |
| * |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart#createNodeFigure() |
| */ |
| protected abstract NodeFigure createNodeFigure(); |
| |
| /** |
| * Adds support for diagram links. |
| * |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart#createDefaultEditPolicies() |
| */ |
| protected void createDefaultEditPolicies() { |
| super.createDefaultEditPolicies(); |
| |
| // Remove semantic edit policy and install a non-semantic edit policy |
| removeEditPolicy(EditPolicyRoles.SEMANTIC_ROLE); |
| installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE, |
| new NonSemanticEditPolicy()); |
| |
| // Add diagram link support to all Geo shapes |
| // The following two edit policies support the links. |
| installEditPolicy(EditPolicyRoles.DRAG_DROP_ROLE, |
| new DiagramLinkDragDropEditPolicy()); |
| |
| installEditPolicy(EditPolicyRoles.OPEN_ROLE, |
| new OpenDiagramEditPolicy()); |
| |
| // This View doesn't have semantic elements so use a component edit |
| // policy that only gets a command to delete the view |
| installEditPolicy(EditPolicy.COMPONENT_ROLE, |
| new ViewComponentEditPolicy()); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart#getAccessibleEditPart() |
| */ |
| protected AccessibleEditPart getAccessibleEditPart() { |
| |
| if (accessibleEP == null) |
| accessibleEP = new AccessibleGraphicalEditPart() { |
| |
| public void getName(AccessibleEvent e) { |
| View view = (View) getModel(); |
| e.result = GeoshapeConstants.getShapeLocalizedType(view |
| .getType()); |
| } |
| }; |
| |
| return accessibleEP; |
| } |
| |
| /** |
| * this method will return the primary child EditPart inside this edit part |
| * |
| * @return the primary child view inside this edit part |
| */ |
| public EditPart getPrimaryChildEditPart() { |
| return getChildBySemanticHint(CommonParserHint.DESCRIPTION); |
| } |
| |
| public Object getPreferredValue(EStructuralFeature feature) { |
| Object preferenceStore = getDiagramPreferencesHint() |
| .getPreferenceStore(); |
| if (preferenceStore instanceof IPreferenceStore) { |
| if (feature == NotationPackage.eINSTANCE.getLineStyle_LineColor()) { |
| |
| return FigureUtilities.RGBToInteger(PreferenceConverter |
| .getColor((IPreferenceStore) preferenceStore, |
| IPreferenceConstants.PREF_NOTE_LINE_COLOR)); |
| |
| } else if (feature == NotationPackage.eINSTANCE |
| .getFillStyle_FillColor()) { |
| |
| return FigureUtilities.RGBToInteger(PreferenceConverter |
| .getColor((IPreferenceStore) preferenceStore, |
| IPreferenceConstants.PREF_NOTE_FILL_COLOR)); |
| |
| } |
| } |
| |
| return super.getPreferredValue(feature); |
| } |
| |
| /* |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeEditPart#setLineWidth(int) |
| */ |
| protected void setLineWidth(int width) { |
| if (width < 0) { |
| width = 1; |
| } |
| ((NodeFigure) getFigure()).setLineWidth(getMapMode().DPtoLP(width)); |
| } |
| |
| /* |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart#handleNotificationEvent(org.eclipse.emf.common.notify.Notification) |
| */ |
| protected void handleNotificationEvent(Notification notification) { |
| Object feature = notification.getFeature(); |
| if (NotationPackage.eINSTANCE.getLineStyle_LineWidth().equals(feature)) { |
| refreshLineWidth(); |
| } else if (NotationPackage.eINSTANCE.getLineTypeStyle_LineType().equals( |
| feature)) { |
| refreshLineType(); |
| } else { |
| super.handleNotificationEvent(notification); |
| } |
| } |
| |
| /* |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeEditPart#refreshVisuals() |
| */ |
| protected void refreshVisuals() { |
| super.refreshVisuals(); |
| refreshLineWidth(); |
| refreshLineType(); |
| refreshTransparency(); |
| } |
| |
| /* |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.GraphicalEditPart#setLineType(int) |
| */ |
| protected void setLineType(int lineType) { |
| ((NodeFigure) getFigure()).setLineStyle(lineType); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart#supportsGradient() |
| * @since 1.2 |
| */ |
| public boolean supportsGradient() { |
| return true; |
| } |
| } |