org.simantics.district.network.ui/src/org/simantics/district/network/ui/adapters/DistrictNetworkVertexElementFactory.java

   1 package org.simantics.district.network.ui.adapters;
   2
   3 import java.awt.geom.AffineTransform;
   4
   5 import org.simantics.db.AsyncReadGraph;
   6 import org.simantics.db.ReadGraph;
   7 import org.simantics.db.Resource;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.db.procedure.AsyncProcedure;
  10 import org.simantics.diagram.adapter.SyncElementFactory;
  11 import org.simantics.diagram.stubs.DiagramResource;
  12 import org.simantics.diagram.synchronization.IModifiableSynchronizationContext;
  13 import org.simantics.diagram.synchronization.SynchronizationHints;
  14 import org.simantics.diagram.synchronization.graph.GraphSynchronizationHints;
  15 import org.simantics.diagram.synchronization.graph.layer.GraphLayerManager;
  16 import org.simantics.district.network.ontology.DistrictNetworkResource;
  17 import org.simantics.g2d.canvas.ICanvasContext;
  18 import org.simantics.g2d.diagram.DiagramHints;
  19 import org.simantics.g2d.diagram.IDiagram;
  20 import org.simantics.g2d.element.ElementClass;
  21 import org.simantics.g2d.element.ElementUtils;
  22 import org.simantics.g2d.element.IElement;
  23 import org.simantics.g2d.element.handler.impl.StaticObjectAdapter;
  24 import org.simantics.g2d.layers.ILayersEditor;
  25
  26 public class DistrictNetworkVertexElementFactory extends SyncElementFactory {
  27
  28     public static final ElementClass CLASS = DistrictNetworkVertexElement.CLASS;
  29     private DistrictNetworkResource DN;
  30     private DiagramResource DIA;
  31
  32     public DistrictNetworkVertexElementFactory(ReadGraph graph) {
  33         this.DN = DistrictNetworkResource.getInstance(graph);
  34         this.DIA = DiagramResource.getInstance(graph);
  35     }
  36
  37     @Override
  38     public void create(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource elementType, AsyncProcedure<ElementClass> procedure) {
  39         procedure.execute(graph, CLASS.newClassWith(false, new StaticObjectAdapter(elementType)));
  40     }
  41
  42     @Override
  43     protected Resource getElementClassBaseType(AsyncReadGraph graph) {
  44         return DN.Vertex;
  45     }
  46
  47     @Override
  48     public void load(ReadGraph graph, ICanvasContext canvas, IDiagram diagram, Resource vertexResource, IElement element) throws DatabaseException {
  49
  50         double[] coords = graph.getRelatedValue(vertexResource, DIA.HasLocation);
  51         DistrictNetworkVertex vertex = new DistrictNetworkVertex(coords);
  52         element.setHint(DistrictNetworkVertexElement.KEY_DN_VERTEX, vertex);
  53
  54         // set element transform based on layer SRS and coords
  55         AffineTransform at = new AffineTransform(1, 0, 0, 1, coords[0], coords[1]);
  56         ElementUtils.setTransform(element, at);
  57
  58         IModifiableSynchronizationContext context = diagram.getHint(SynchronizationHints.CONTEXT);
  59         GraphLayerManager layerManager = context.get(GraphSynchronizationHints.GRAPH_LAYER_MANAGER);
  60
  61         ILayersEditor layersEditor = diagram.getHint(DiagramHints.KEY_LAYERS_EDITOR);
  62         layerManager.loadLayersForElement(graph, layersEditor, element, vertexResource);
  63     }
  64 }