org.simantics.g3d.csg/src/org/simantics/g3d/csg/adapters/CSGSolidModelAdapter.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2012, 2013 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.g3d.csg.adapters;\r
  13 \r
  14 import java.util.ArrayList;\r
  15 import java.util.Collection;\r
  16 import java.util.Collections;\r
  17 import java.util.List;\r
  18 \r
  19 import org.eclipse.core.runtime.IAdaptable;\r
  20 import org.jcae.opencascade.jni.TopoDS_Shape;\r
  21 import org.simantics.db.ReadGraph;\r
  22 import org.simantics.db.Resource;\r
  23 import org.simantics.db.exception.DatabaseException;\r
  24 import org.simantics.db.request.Read;\r
  25 import org.simantics.g3d.csg.scenegraph2.CSGrootNode;\r
  26 import org.simantics.g3d.csg.scenegraph2.ICSGnode;\r
  27 import org.simantics.g3d.csg.scenegraph2.SchemaBuilder;\r
  28 import org.simantics.objmap.graph.IMapping;\r
  29 import org.simantics.objmap.graph.Mappings;\r
  30 import org.simantics.objmap.graph.schema.IMappingSchema;\r
  31 import org.simantics.objmap.structural.IStructuralObject;\r
  32 import org.simantics.opencascade.SolidModelProvider;\r
  33 import org.simantics.Simantics;\r
  34 \r
  35 public class CSGSolidModelAdapter implements SolidModelProvider, IAdaptable, IStructuralObject {\r
  36         \r
  37         private Resource model;\r
  38         \r
  39         public CSGSolidModelAdapter(Resource model) {\r
  40                 this.model = model;\r
  41         }\r
  42         \r
  43         @Override\r
  44         public Collection<TopoDS_Shape> getModel() throws Exception {\r
  45                 return Simantics.getSession().syncRequest(new Read<Collection<TopoDS_Shape>>() {\r
  46                         @Override\r
  47                         public Collection<TopoDS_Shape> perform(ReadGraph graph)\r
  48                                         throws DatabaseException {\r
  49                                 Collection<TopoDS_Shape> shapes = new ArrayList<TopoDS_Shape>();\r
  50                                 IMappingSchema<Resource,Object> schema = SchemaBuilder.getSchema(graph);\r
  51                                 IMapping<Resource,Object> mapping = Mappings.createWithoutListening(schema);\r
  52                                 CSGrootNode rootNode = (CSGrootNode)mapping.map(graph, model);\r
  53                                 for (ICSGnode node : rootNode.getNodes("child")) {\r
  54                                         TopoDS_Shape shape = node.getGeometry();\r
  55                                         if (shape != null)\r
  56                                                 shapes.add(shape);\r
  57                                 }\r
  58                                 // FIXME: clear CSG scene-graph\r
  59                                 return shapes;\r
  60                         }\r
  61                 });\r
  62         \r
  63         }\r
  64         \r
  65         @Override\r
  66         public <C> C getAdapter(Class<C> adapter) {\r
  67                 if (adapter.isAssignableFrom(Resource.class))\r
  68                         return adapter.cast(model);\r
  69                 return null;\r
  70         }\r
  71         \r
  72         @SuppressWarnings("unchecked")\r
  73         @Override\r
  74         public List<IStructuralObject> getContext() {\r
  75                 return Collections.EMPTY_LIST;\r
  76         }\r
  77         \r
  78         @Override\r
  79         public Resource getType() {\r
  80                 return null;\r
  81         }\r
  82         \r
  83         @Override\r
  84         public void setContext(List<IStructuralObject> object) {\r
  85                 throw new RuntimeException();\r
  86         }\r
  87         \r
  88         @Override\r
  89         public void setType(Resource type) {\r
  90                 throw new RuntimeException();   \r
  91         }\r
  92 \r
  93 }\r