IEdgeViewElement.java

/*******************************************************************************
 * MontiCore Language Workbench
 * Copyright (c) 2015, 2016, MontiCore, All rights reserved.
 *  
 * This project is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3.0 of the License, or (at your option) any later version.
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this project. If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
package de.monticore.genericgraphics.model.graphics;

import java.util.List;

import org.eclipse.draw2d.geometry.Point;

import de.monticore.genericgraphics.view.figures.connections.MCBendpoint;


/**
 * Interface for edge view elements.
 * 
 * @author Tim Enger
 */
public interface IEdgeViewElement extends IViewElement {
  
  /**
   * @return The source
   */
  public String getSource();
  
  /**
   * @param source The source to set
   */
  public void setSource(String source);
  
  /**
   * @return The target
   */
  public String getTarget();
  
  /**
   * @param target The target to set
   */
  public void setTarget(String target);
  
  /**
   * @return The constraints
   */
  public List<MCBendpoint> getConstraints();
  
  /**
   * @param constraints The constraints to set
   */
  public void setConstraints(List<MCBendpoint> constraints);
  
  /**
   * Convenience method.<br>
   * This method checks of the given constraint is a List of {@link Point
   * Points}. If it is, then the constraints are set, otherwise not.
   * 
   * @param constraints The constraints to set
   */
  void setConstraints(Object constraints);
  
  /**
   * Adds a new constraint.
   * 
   * @param index The index at which to add-
   * @param bendpoint The {@link MCBendpoint} to add.
   */
  public void addConstraint(int index, MCBendpoint bendpoint);
  
  /**
   * Sets a new constraint.
   * 
   * @param index The index at which to add-
   * @param bendpoint The {@link MCBendpoint} to add.
   */
  public void setConstraint(int index, MCBendpoint bendpoint);
  
  /**
   * Remove constraint at index.
   * 
   * @param index The index
   */
  public void removeConstraint(int index);
  
  /**
   * @return The sourceAnchorPosition
   */
  public Point getSourceAnchorPosition();
  
  /**
   * @param sourceAnchorPosition The sourceAnchorPosition to set
   */
  public void setSourceAnchorPosition(Point sourceAnchorPosition);
  
  /**
   * @return The targetAnchorPosition
   */
  public Point getTargetAnchorPosition();
  
  /**
   * @param targetAnchorPosition The targetAnchorPosition to set
   */
  public void setTargetAnchorPosition(Point targetAnchorPosition);
  
}