/*******************************************************************************
* Copyright (c) 2006-2012
* Software Technology Group, Dresden University of Technology
* DevBoost GmbH, Berlin, Amtsgericht Charlottenburg, HRB 140026
*
* 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:
* Software Technology Group - TU Dresden, Germany;
* DevBoost GmbH - Berlin, Germany
* - initial API and implementation
******************************************************************************/
package org.reuseware.lacome.strategy;
import org.reuseware.lacome.DiagramDescription;
/**
* A diagram aligner tries to transfer layout information from an old version
* of a diagram to a new one, preserving the information of new elements in the
* new version of the diagram.
*/
public interface DiagramAligner {
/**
* @param newDiagram diagram to be aligned
* @return true if this aligner can work with the given diagram
*/
boolean canAlign(
DiagramDescription newDiagram);
/**
* Aligns a new version of a diagram with an old (manually modified) one.
*
* @param newDiagram new version of composed diagram
* @param oldDiagram old version of composed diagram
*/
void align(
DiagramDescription newDiagram,
DiagramDescription oldDiagram);
}