1 /*******************************************************************************
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2 * Copyright (c) 2007- VTT Technical Research Centre of Finland.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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9 * VTT Technical Research Centre of Finland - initial API and implementation
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10 *******************************************************************************/
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11 package org.simantics.spreadsheet.ui;
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13 import java.awt.geom.AffineTransform;
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15 import org.simantics.db.AsyncReadGraph;
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16 import org.simantics.db.ReadGraph;
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17 import org.simantics.db.Resource;
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18 import org.simantics.db.Session;
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19 import org.simantics.db.common.request.ReadRequest;
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20 import org.simantics.db.exception.DatabaseException;
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21 import org.simantics.db.layer0.variable.Variable;
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22 import org.simantics.db.procedure.AsyncProcedure;
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23 import org.simantics.diagram.adapter.ElementFactory;
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24 import org.simantics.diagram.synchronization.graph.DiagramGraphUtil;
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25 import org.simantics.diagram.ui.DiagramModelHints;
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26 import org.simantics.g2d.canvas.ICanvasContext;
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27 import org.simantics.g2d.diagram.IDiagram;
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28 import org.simantics.g2d.element.ElementClass;
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29 import org.simantics.g2d.element.ElementHints;
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30 import org.simantics.g2d.element.ElementUtils;
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31 import org.simantics.g2d.element.IElement;
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32 import org.simantics.g2d.element.handler.impl.StaticObjectAdapter;
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33 import org.simantics.operation.Layer0X;
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34 import org.simantics.scenegraph.INode;
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35 import org.simantics.spreadsheet.graph.GraphUI;
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36 import org.simantics.spreadsheet.resource.SpreadsheetResource;
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37 import org.simantics.utils.datastructures.Callback;
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41 * TODO: recognize experiment disposal and reset monitor contents at that point
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43 public class SheetFactory implements ElementFactory {
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45 public static ElementClass createSheetClass(Resource elementType) {
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46 return SheetClass.INSTANCE.newClassWith(new StaticObjectAdapter(elementType));//create(null, null, null, 1.0, 1.0, new StaticObjectAdapter(elementType));
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50 public void getClass(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram,
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51 Resource resource, AsyncProcedure<ElementClass> procedure) {
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52 procedure.execute(graph, createSheetClass(graph.getSession().getService(SpreadsheetResource.class).Spreadsheet));
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56 public void create(AsyncReadGraph graph, ICanvasContext canvas, IDiagram diagram,
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57 Resource elementType, AsyncProcedure<ElementClass> procedure) {
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58 procedure.execute(graph, createSheetClass(graph.getSession().getService(SpreadsheetResource.class).Spreadsheet));
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62 public void load(AsyncReadGraph graph, ICanvasContext canvas, final IDiagram diagram, final Resource resource, final IElement element, final AsyncProcedure<IElement> procedure) {
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64 final SpreadsheetResource sr = graph.getService(SpreadsheetResource.class);
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66 AffineTransform at = new AffineTransform();
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67 ElementUtils.setTransform(element, at);
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69 System.out.println("SheetFactory loads sheet at " + resource);
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71 graph.forPossibleObject(resource, sr.HasSheet, new AsyncProcedure<Resource>() {
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74 public void exception(AsyncReadGraph graph, Throwable throwable) {
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75 procedure.exception(graph, throwable);
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79 public void execute(AsyncReadGraph graph, final Resource sheet) {
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81 if (sheet != null) {
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83 graph.asyncRequest(new ReadRequest() {
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86 public void run(ReadGraph graph) throws DatabaseException {
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88 Layer0X L0X = Layer0X.getInstance(graph);
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90 final Session session = graph.getSession();
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92 AffineTransform at = DiagramGraphUtil.getAffineTransform(graph, resource);
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93 ElementUtils.setTransform(element, at);
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95 // GraphBackend backend = new GraphBackend(session, session.getService(VirtualGraph.class));
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96 final GraphUI ui = new GraphUI(session);
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98 final String rvi = graph.getPossibleRelatedValue(resource, sr.HasRVI);
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99 System.out.println("SheetFactory loads rvi = " + rvi);
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101 final Resource model = graph.getResource((String)diagram.getHint(DiagramModelHints.KEY_DIAGRAM_MODEL_URI));
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103 Resource realization = graph.getPossibleObject(model, L0X.HasBaseRealization);
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105 Variable base = graph.adapt(realization, Variable.class);
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106 System.out.println("SheetFactory loads base = " + base.getURI(graph));
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108 final Variable sheetVariable = base.browse(graph, rvi);
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111 //// backend.load(session, model, sheetVariable);
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113 // } catch (DatabaseException e) {
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114 // e.printStackTrace();
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117 element.setHint(SheetClass.KEY_SHEET, sheet);
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118 element.setHint(SheetClass.KEY_RVI, rvi);
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120 element.setHint(ElementHints.KEY_SG_CALLBACK, new Callback<INode>() {
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123 public void run(INode _node) {
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125 final SheetNode node = (SheetNode)_node;
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128 ui.load(sheetVariable, node.getModifier());
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129 } catch (DatabaseException e) {
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130 e.printStackTrace();
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138 // This is called too early as backend.load is
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139 // definitely not complete at this time, but right now that is
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140 // acceptable from the implementation point-of-view.
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141 procedure.execute(graph, element);
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