bundles/org.simantics.diagram/src/org/simantics/diagram/synchronization/graph/MoveRouteGraphConnection.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.diagram.synchronization.graph;
  13
  14 import org.simantics.databoard.Bindings;
  15 import org.simantics.db.Resource;
  16 import org.simantics.db.WriteGraph;
  17 import org.simantics.db.common.CommentMetadata;
  18 import org.simantics.db.exception.DatabaseException;
  19 import org.simantics.diagram.stubs.DiagramResource;
  20 import org.simantics.diagram.synchronization.ModificationAdapter;
  21
  22 /**
  23  * @author Tuukka Lehtonen
  24  */
  25 public class MoveRouteGraphConnection extends ModificationAdapter {
  26
  27     Resource connection;
  28     double offsetx;
  29     double offsety;
  30
  31     public MoveRouteGraphConnection(Resource connection, double offsetx, double offsety) {
  32         this(LOW_PRIORITY, connection, offsetx, offsety);
  33     }
  34
  35     public MoveRouteGraphConnection(Double priority, Resource connection, double offsetx, double offsety) {
  36         super(priority);
  37         this.connection = connection;
  38         this.offsetx = offsetx;
  39         this.offsety = offsety;
  40     }
  41
  42     @Override
  43     public void perform(WriteGraph graph) throws DatabaseException {
  44         DiagramResource DIA = DiagramResource.getInstance(graph);
  45         for (Resource node : graph.getObjects(connection, DIA.HasInteriorRouteNode)) {
  46             if (graph.isInstanceOf(node, DIA.RouteLine)) {
  47                 Boolean isHorizontal = graph.getRelatedValue(node, DIA.IsHorizontal, Bindings.BOOLEAN);
  48                 Double pos = graph.getRelatedValue(node, DIA.HasPosition, Bindings.DOUBLE);
  49                 if (Boolean.TRUE.equals(isHorizontal))
  50                     pos += offsety;
  51                 else
  52                     pos += offsetx;
  53                 graph.claimLiteral(node, DIA.HasPosition, pos);
  54             }
  55         }
  56
  57         CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
  58         graph.addMetadata(cm.add("Transformed " + connection));
  59     }
  60
  61 }