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/*******************************************************************************
* Copyright (c) 2007, 2019 THALES GLOBAL SERVICES.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.diagram.ui.internal.view.factories;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint;
import org.eclipse.gmf.runtime.diagram.ui.util.MeasurementUnitHelper;
import org.eclipse.gmf.runtime.diagram.ui.view.factories.AbstractLabelViewFactory;
import org.eclipse.gmf.runtime.draw2d.ui.mapmode.IMapMode;
import org.eclipse.gmf.runtime.notation.Bounds;
import org.eclipse.gmf.runtime.notation.LayoutConstraint;
import org.eclipse.gmf.runtime.notation.Location;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.NotationFactory;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.sirius.diagram.DEdge;
import org.eclipse.sirius.diagram.business.api.query.DDiagramElementQuery;
import org.eclipse.sirius.diagram.ui.business.api.view.SiriusLayoutDataManager;
import org.eclipse.sirius.diagram.ui.business.internal.view.EdgeLabelLayoutData;
/**
* @was-generated
*/
public class DEdgeEndNameViewFactory extends AbstractLabelViewFactory {
/**
* Overridden to create bounds instead of location in order to restore
* properly the label if it is on multiple lines.
*
* @not-generated
*/
@Override
protected LayoutConstraint createLayoutConstraint() {
return NotationFactory.eINSTANCE.createBounds();
}
/**
* @not-generated
*/
@Override
public View createView(final IAdaptable semanticAdapter, final View containerView, final String semanticHint, final int index, final boolean persisted, final PreferencesHint preferencesHint) {
final Node view = (Node) super.createView(semanticAdapter, containerView, semanticHint, index, persisted, preferencesHint);
final Location location = (Location) view.getLayoutConstraint();
final IMapMode mapMode = MeasurementUnitHelper.getMapMode(containerView.getDiagram().getMeasurementUnit());
DEdge dEdge = semanticAdapter.getAdapter(DEdge.class);
view.setVisible(!new DDiagramElementQuery(dEdge).isLabelHidden());
final EdgeLabelLayoutData data = SiriusLayoutDataManager.INSTANCE.getLabelData(dEdge);
int x = mapMode.DPtoLP(0);
int y = mapMode.DPtoLP(10);
if (data != null) {
final Point labelLocation = data.getLocation();
if (labelLocation != null) {
x = labelLocation.x;
y = labelLocation.y;
}
final Rectangle labelBounds = data.getLabelBounds();
if (labelBounds != null && location instanceof Bounds) {
((Bounds) location).setWidth(labelBounds.width);
((Bounds) location).setHeight(labelBounds.height);
}
}
location.setX(x);
location.setY(y);
return view;
}
/**
* @was-generated
*/
@Override
protected List<?> createStyles(final View view) {
return new ArrayList<>();
}
}
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