bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagram/SymbolMonitorClassFactory.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.modeling.ui.diagram;
  13
  14 import java.awt.geom.AffineTransform;
  15
  16 import org.simantics.db.AsyncReadGraph;
  17 import org.simantics.db.ReadGraph;
  18 import org.simantics.db.Resource;
  19 import org.simantics.db.exception.DatabaseException;
  20 import org.simantics.db.procedure.AsyncProcedure;
  21 import org.simantics.diagram.adapter.SyncElementFactory;
  22 import org.simantics.diagram.synchronization.SynchronizationHints;
  23 import org.simantics.diagram.synchronization.graph.DiagramGraphUtil;
  24 import org.simantics.diagram.synchronization.graph.MonitorSynchronizer;
  25 import org.simantics.g2d.canvas.ICanvasContext;
  26 import org.simantics.g2d.diagram.IDiagram;
  27 import org.simantics.g2d.element.ElementClass;
  28 import org.simantics.g2d.element.ElementHints;
  29 import org.simantics.g2d.element.ElementUtils;
  30 import org.simantics.g2d.element.IElement;
  31 import org.simantics.g2d.element.handler.impl.StaticObjectAdapter;
  32 import org.simantics.layer0.Layer0;
  33 import org.simantics.scenegraph.swing.SymbolMonitorClass;
  34
  35
  36 /**
  37  * TODO: recognize experiment disposal and reset monitor contents at that point
  38  * FIXME: SymbolMonitorClass is not properly implemented equals/hashCode-wise
  39  */
  40 public class SymbolMonitorClassFactory extends SyncElementFactory {
  41
  42         public static ElementClass createMonitorClass(Resource elementClass) {
  43         // set "default scale" to no scaling, 1.0, 1.0
  44         return SymbolMonitorClass.create(null, null, null, 1.0, 1.0, new StaticObjectAdapter(elementClass));
  45     }
  46
  47     @Override
  48     public void load(ReadGraph g, final ICanvasContext canvas, final IDiagram diagram, final Resource element, final IElement e) throws DatabaseException {
  49
  50         Layer0 b = Layer0.getInstance(g);
  51
  52         // Must be done here to allow for the relationship manager to work properly.
  53         e.setHint(ElementHints.KEY_OBJECT, element);
  54
  55         String name = g.getPossibleRelatedValue(element, b.HasName);
  56         if(name != null) e.setHint(ElementHints.KEY_SG_NAME, name);
  57
  58         AffineTransform at = DiagramGraphUtil.getAffineTransform(g, element);
  59         ElementUtils.setTransform(e, at);
  60
  61         e.setHint(SynchronizationHints.HINT_SYNCHRONIZER, MonitorSynchronizer.INSTANCE);
  62
  63     }
  64
  65     @Override
  66     public void create(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource elementType,
  67             AsyncProcedure<ElementClass> procedure) {
  68
  69         procedure.execute(graph, createMonitorClass(elementType));
  70
  71     }
  72
  73 }