bundles/org.simantics.spreadsheet.ui/src/org/simantics/spreadsheet/ui/SheetFactory.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007- VTT Technical Research Centre of Finland.\r
   3  * All rights reserved. This program and the accompanying materials\r
   4  * are made available under the terms of the Eclipse Public License v1.0\r
   5  * which accompanies this distribution, and is available at\r
   6  * http://www.eclipse.org/legal/epl-v10.html\r
   7  *\r
   8  * Contributors:\r
   9  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  10  *******************************************************************************/\r
  11 package org.simantics.spreadsheet.ui;\r
  12 \r
  13 import java.awt.geom.AffineTransform;\r
  14 \r
  15 import org.simantics.db.AsyncReadGraph;\r
  16 import org.simantics.db.ReadGraph;\r
  17 import org.simantics.db.Resource;\r
  18 import org.simantics.db.Session;\r
  19 import org.simantics.db.common.request.ReadRequest;\r
  20 import org.simantics.db.exception.DatabaseException;\r
  21 import org.simantics.db.layer0.variable.Variable;\r
  22 import org.simantics.db.procedure.AsyncProcedure;\r
  23 import org.simantics.diagram.adapter.ElementFactory;\r
  24 import org.simantics.diagram.synchronization.graph.DiagramGraphUtil;\r
  25 import org.simantics.diagram.ui.DiagramModelHints;\r
  26 import org.simantics.g2d.canvas.ICanvasContext;\r
  27 import org.simantics.g2d.diagram.IDiagram;\r
  28 import org.simantics.g2d.element.ElementClass;\r
  29 import org.simantics.g2d.element.ElementHints;\r
  30 import org.simantics.g2d.element.ElementUtils;\r
  31 import org.simantics.g2d.element.IElement;\r
  32 import org.simantics.g2d.element.handler.impl.StaticObjectAdapter;\r
  33 import org.simantics.operation.Layer0X;\r
  34 import org.simantics.scenegraph.INode;\r
  35 import org.simantics.spreadsheet.graph.GraphUI;\r
  36 import org.simantics.spreadsheet.resource.SpreadsheetResource;\r
  37 import org.simantics.utils.datastructures.Callback;\r
  38 \r
  39 \r
  40 /**\r
  41  * TODO: recognize experiment disposal and reset monitor contents at that point\r
  42  */\r
  43 public class SheetFactory implements ElementFactory {\r
  44 \r
  45     public static ElementClass createSheetClass(Resource elementType) {\r
  46         return SheetClass.INSTANCE.newClassWith(new StaticObjectAdapter(elementType));//create(null, null, null, 1.0, 1.0, new StaticObjectAdapter(elementType));\r
  47     }\r
  48 \r
  49     @Override\r
  50     public void getClass(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram,\r
  51             Resource resource, AsyncProcedure<ElementClass> procedure) {\r
  52         procedure.execute(graph, createSheetClass(graph.getSession().getService(SpreadsheetResource.class).Spreadsheet));\r
  53     }\r
  54 \r
  55     @Override\r
  56     public void create(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram,\r
  57             Resource elementType, AsyncProcedure<ElementClass> procedure) {\r
  58         procedure.execute(graph, createSheetClass(graph.getSession().getService(SpreadsheetResource.class).Spreadsheet));\r
  59     }\r
  60 \r
  61     @Override\r
  62     public void load(AsyncReadGraph graph, ICanvasContext canvas, final IDiagram diagram, final Resource resource, final IElement element, final AsyncProcedure<IElement> procedure) {\r
  63 \r
  64         final SpreadsheetResource sr = graph.getService(SpreadsheetResource.class);\r
  65 \r
  66         AffineTransform at = new AffineTransform();\r
  67         ElementUtils.setTransform(element, at);\r
  68 \r
  69         System.out.println("SheetFactory loads sheet at " + resource);\r
  70 \r
  71         graph.forPossibleObject(resource, sr.HasSheet, new AsyncProcedure<Resource>() {\r
  72 \r
  73             @Override\r
  74             public void exception(AsyncReadGraph graph, Throwable throwable) {\r
  75                 procedure.exception(graph, throwable);\r
  76             }\r
  77 \r
  78             @Override\r
  79             public void execute(AsyncReadGraph graph, final Resource sheet) {\r
  80 \r
  81                 if (sheet != null) {\r
  82 \r
  83                     graph.asyncRequest(new ReadRequest() {\r
  84 \r
  85                         @Override\r
  86                         public void run(ReadGraph graph) throws DatabaseException {\r
  87 \r
  88                             Layer0X L0X = Layer0X.getInstance(graph);\r
  89                             \r
  90                             final Session session = graph.getSession();\r
  91 \r
  92                             AffineTransform at = DiagramGraphUtil.getAffineTransform(graph, resource);\r
  93                             ElementUtils.setTransform(element, at);\r
  94 \r
  95 //                            GraphBackend backend = new GraphBackend(session, session.getService(VirtualGraph.class));\r
  96                             final GraphUI ui = new GraphUI(session);\r
  97 \r
  98                             final String rvi = graph.getPossibleRelatedValue(resource, sr.HasRVI);\r
  99                             System.out.println("SheetFactory loads rvi = " + rvi);\r
 100 \r
 101                             final Resource model = graph.getResource((String)diagram.getHint(DiagramModelHints.KEY_DIAGRAM_MODEL_URI));\r
 102 \r
 103                             Resource realization = graph.getPossibleObject(model, L0X.HasBaseRealization);\r
 104 \r
 105                             Variable base = graph.adapt(realization, Variable.class);\r
 106                             System.out.println("SheetFactory loads base = " + base.getURI(graph));\r
 107 \r
 108                             final Variable sheetVariable = base.browse(graph, rvi);\r
 109 \r
 110 //                            try {\r
 111 ////                                backend.load(session, model, sheetVariable);\r
 112 //\r
 113 //                            } catch (DatabaseException e) {\r
 114 //                                e.printStackTrace();\r
 115 //                            }\r
 116 \r
 117                             element.setHint(SheetClass.KEY_SHEET, sheet);\r
 118                             element.setHint(SheetClass.KEY_RVI, rvi);\r
 119 \r
 120                             element.setHint(ElementHints.KEY_SG_CALLBACK, new Callback<INode>() {\r
 121 \r
 122                                 @Override\r
 123                                 public void run(INode _node) {\r
 124 \r
 125                                     final SheetNode node = (SheetNode)_node;\r
 126 \r
 127                                     try {\r
 128                                         ui.load(sheetVariable, node.getModifier());\r
 129                                     } catch (DatabaseException e) {\r
 130                                         e.printStackTrace();\r
 131                                     }\r
 132 \r
 133                                 }\r
 134 \r
 135                             });\r
 136 \r
 137 \r
 138                             // This is called too early as backend.load is\r
 139                             // definitely not complete at this time, but right now that is\r
 140                             // acceptable from the implementation point-of-view.\r
 141                             procedure.execute(graph, element);\r
 142 \r
 143                         }\r
 144 \r
 145                     });\r
 146 \r
 147                 }\r
 148 \r
 149             }\r
 150 \r
 151         });\r
 152 \r
 153     }\r
 154 \r
 155 \r
 156 }