RailroadTrack.java

/*******************************************************************************
 * 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 org.eclipse.jface.text.Region;

import com.github.jknack.antlr4ide.ui.railroad.figures.layout.SequenceLayout;
import com.github.jknack.antlr4ide.ui.railroad.figures.primitives.NodeType;
import com.github.jknack.antlr4ide.ui.railroad.figures.primitives.PrimitiveFigureFactory;

/**
 * A railroad track with a label and an exit node. Between these arbitrary {@link ISegmentFigure}s
 * can be inserted.
 *
 * @author Jan Koehnlein - Initial contribution and API
 */
public class RailroadTrack extends AbstractSegmentFigure {

  private String name;

  public RailroadTrack(final EObject eObject, final String name, final ISegmentFigure body,
      final PrimitiveFigureFactory primitiveFactory,
      final Region textRegion) {
    super(eObject);
    this.name = name;
    primitiveFactory.createNode(NodeType.LABEL, eObject, name, this, textRegion);
    if (body != null) {
      add(body);
    }
  }

  public String getName() {
    return name;
  }

  @Override
  protected LayoutManager createLayoutManager() {
    return new SequenceLayout();
  }

  @Override
  protected boolean useLocalCoordinates() {
    return true;
  }
}