/*******************************************************************************
* Copyright (c) 2010 itemis AG (http://www.itemis.eu)
* 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:
* Jan Koehnlein - Initial API and implementation
*******************************************************************************/
package com.github.jknack.antlr4ide.ui.railroad.figures;
import org.eclipse.draw2d.LayoutManager;
import org.eclipse.emf.ecore.EObject;
import com.github.jknack.antlr4ide.ui.railroad.figures.layout.ParallelLayout;
import com.github.jknack.antlr4ide.ui.railroad.figures.primitives.CrossPointSegment;
import com.github.jknack.antlr4ide.ui.railroad.figures.primitives.PrimitiveFigureFactory;
/**
* A segment with an additional connection bypassing the child segment.
*
* @author Jan Koehnlein - Initial contribution and API
*/
public class BypassSegment extends AbstractSegmentFigure {
public BypassSegment(final EObject eObject, final ISegmentFigure child,
final PrimitiveFigureFactory primitiveFactory) {
super(eObject);
setEntry(primitiveFactory.createCrossPoint(this));
CrossPointSegment crossPointSegment = new CrossPointSegment(eObject, primitiveFactory);
if (ILayoutConstants.routeOptionalTop()) {
add(crossPointSegment);
add(child);
} else {
add(child);
add(crossPointSegment);
}
setExit(primitiveFactory.createCrossPoint(this));
primitiveFactory.createConnection(getEntry(), crossPointSegment.getEntry(), this,
ILayoutConstants.CONCAVE_START);
primitiveFactory.createConnection(crossPointSegment.getExit(), getExit(), this,
ILayoutConstants.CONCAVE_END);
primitiveFactory.createConnection(getEntry(), child.getEntry(), this,
ILayoutConstants.CONCAVE_START);
primitiveFactory.createConnection(child.getExit(), getExit(), this,
ILayoutConstants.CONCAVE_END);
}
@Override
protected LayoutManager createLayoutManager() {
return new ParallelLayout();
}
}