gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2011 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.sysdyn.ui.trend.chart.properties;\r
  13 \r
  14 import org.eclipse.jface.layout.GridDataFactory;\r
  15 import org.eclipse.jface.layout.GridLayoutFactory;\r
  16 import org.eclipse.jface.viewers.ISelectionProvider;\r
  17 import org.eclipse.jface.viewers.IStructuredSelection;\r
  18 import org.eclipse.swt.SWT;\r
  19 import org.eclipse.swt.custom.ScrolledComposite;\r
  20 import org.eclipse.swt.events.SelectionAdapter;\r
  21 import org.eclipse.swt.events.SelectionEvent;\r
  22 import org.eclipse.swt.graphics.Point;\r
  23 import org.eclipse.swt.widgets.Composite;\r
  24 import org.eclipse.swt.widgets.Control;\r
  25 import org.eclipse.swt.widgets.Tree;\r
  26 import org.eclipse.ui.IWorkbenchSite;\r
  27 import org.simantics.browsing.ui.swt.SingleSelectionInputSource;\r
  28 import org.simantics.browsing.ui.swt.widgets.Button;\r
  29 import org.simantics.browsing.ui.swt.widgets.GraphExplorerComposite;\r
  30 import org.simantics.browsing.ui.swt.widgets.impl.SelectionListenerImpl;\r
  31 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
  32 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupportImpl;\r
  33 import org.simantics.db.ReadGraph;\r
  34 import org.simantics.db.Resource;\r
  35 import org.simantics.db.WriteGraph;\r
  36 import org.simantics.db.common.request.PossibleObjectWithType;\r
  37 import org.simantics.db.common.utils.ListUtils;\r
  38 import org.simantics.db.exception.DatabaseException;\r
  39 import org.simantics.db.layer0.util.RemoverUtil;\r
  40 import org.simantics.db.management.ISessionContext;\r
  41 import org.simantics.db.request.Read;\r
  42 import org.simantics.layer0.Layer0;\r
  43 import org.simantics.sysdyn.JFreeChartResource;\r
  44 import org.simantics.sysdyn.SysdynResource;\r
  45 import org.simantics.sysdyn.ui.properties.LabelPropertyTabContributor;\r
  46 import org.simantics.sysdyn.ui.trend.chart.ChartUtils;\r
  47 import org.simantics.ui.SimanticsUI;\r
  48 import org.simantics.ui.utils.AdaptionUtils;\r
  49 import org.simantics.utils.datastructures.ArrayMap;\r
  50 \r
  51 /**\r
  52  * PropertyTab displaying properties of axis and variables of a chart\r
  53  *  \r
  54  * @author Teemu Lempinen\r
  55  *\r
  56  */\r
  57 public class ChartAxisAndVariablesTab extends LabelPropertyTabContributor {\r
  58 \r
  59     private GraphExplorerComposite explorer;\r
  60     private ScrolledComposite propertyContainer;\r
  61     private Button addAxis, addVariable, remove;\r
  62     private WidgetSupportImpl additionalSupport;\r
  63 \r
  64     public ChartAxisAndVariablesTab() {\r
  65         additionalSupport = new WidgetSupportImpl();\r
  66     }\r
  67 \r
  68     @Override\r
  69     public void createControls(Composite body, IWorkbenchSite site, final ISessionContext context, WidgetSupport support) {\r
  70         Composite composite = new Composite(body, SWT.NONE);\r
  71         GridDataFactory.fillDefaults().grab(true, true).applyTo(composite);\r
  72         GridLayoutFactory.fillDefaults().numColumns(2).margins(3, 3).applyTo(composite);\r
  73 \r
  74         // (Ontology-based) GraphExplorer displaying range axis and variables mapped to those axis\r
  75         explorer = new AxisAndVariablesExplorerComposite(ArrayMap.keys(\r
  76                 "displaySelectors", "displayFilter").values(false, false), site, composite, support, SWT.FULL_SELECTION | SWT.BORDER | SWT.SINGLE);\r
  77         explorer.setBrowseContexts(SysdynResource.URIs.ChartAxisAndVariablesBrowseContext);\r
  78         explorer.setInputSource(new SingleSelectionInputSource(\r
  79                 Resource.class));\r
  80         explorer.getExplorer().setAutoExpandLevel(2); // Expand everything in the beginning\r
  81         explorer.finish();\r
  82 \r
  83         ((Tree)explorer.getExplorerControl()).addSelectionListener(new SelectionAdapter() {\r
  84             public void widgetSelected(SelectionEvent e) {\r
  85                 updateSelection(context);\r
  86             }\r
  87         });\r
  88         GridDataFactory.fillDefaults().hint(250, SWT.DEFAULT).grab(false, true).applyTo(explorer);\r
  89 \r
  90         // Scrolled composite for displaying properties of a selection in explorer\r
  91         propertyContainer = new ScrolledComposite(composite, SWT.H_SCROLL | SWT.V_SCROLL);\r
  92         GridDataFactory.fillDefaults().span(1, 2).grab(true, true).applyTo(propertyContainer);\r
  93         GridLayoutFactory.fillDefaults().applyTo(propertyContainer);\r
  94         propertyContainer.setExpandHorizontal(true);\r
  95         propertyContainer.setExpandVertical(true);\r
  96 \r
  97         // Buttons for adding axis and variables and removing selected items from explorer\r
  98         Composite buttonComposite = new Composite(composite, SWT.NONE);\r
  99         GridDataFactory.fillDefaults().applyTo(buttonComposite);\r
 100         GridLayoutFactory.fillDefaults().numColumns(3).applyTo(buttonComposite);\r
 101 \r
 102         addAxis = new Button(buttonComposite, support, SWT.NONE);\r
 103         addAxis.setText("Add axis");\r
 104         addAxis.addSelectionListener(new NewAxisListener(context));\r
 105 \r
 106         addVariable = new Button(buttonComposite, additionalSupport, SWT.NONE);\r
 107         addVariable.setText("Add variable");\r
 108         addVariable.addSelectionListener(new NewVariableListener(context));\r
 109 \r
 110         remove = new Button(buttonComposite, additionalSupport, SWT.NONE);\r
 111         remove.setText("Remove");\r
 112         remove.addSelectionListener(new RemoveListener(context));\r
 113     }\r
 114 \r
 115     /**\r
 116      * Updates the content of propertyContainer  \r
 117      * @param context\r
 118      */\r
 119     private void updateSelection(ISessionContext context) {\r
 120         ISelectionProvider selectionProvider = (ISelectionProvider)explorer.getAdapter(ISelectionProvider.class);\r
 121         IStructuredSelection selection = (IStructuredSelection)selectionProvider.getSelection();\r
 122         final Resource resource = AdaptionUtils.adaptToSingle(selection, Resource.class);\r
 123         if(resource == null)\r
 124             return;\r
 125 \r
 126         // Get the type of the selected node (axis or series)\r
 127         String typeUri = null;\r
 128         try {\r
 129             typeUri = SimanticsUI.getSession().syncRequest(new Read<String>() {\r
 130 \r
 131                 @Override\r
 132                 public String perform(ReadGraph graph) throws DatabaseException {\r
 133                     JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 134                     if(graph.isInstanceOf(resource, jfree.Axis))\r
 135                         return graph.getURI(jfree.Axis);\r
 136                     else if (graph.isInstanceOf(resource, jfree.Series))\r
 137                         return graph.getURI(jfree.Series);\r
 138                     return null;\r
 139                 }\r
 140 \r
 141             });\r
 142         } catch (DatabaseException e) {\r
 143             e.printStackTrace();\r
 144         }\r
 145 \r
 146         // Create a PropertyComposite for the selected node\r
 147         if(typeUri != null) {\r
 148 \r
 149             for(Control child : propertyContainer.getChildren()) {\r
 150                 child.dispose();\r
 151             }\r
 152 \r
 153             if(typeUri.equals(JFreeChartResource.URIs.Axis)) {\r
 154                 AxisPropertyComposite apc = new AxisPropertyComposite(propertyContainer, context, additionalSupport, SWT.NONE);\r
 155                 propertyContainer.setContent(apc);\r
 156                 Point size = apc.computeSize(SWT.DEFAULT, SWT.DEFAULT);\r
 157                 propertyContainer.setMinSize(size);\r
 158             } else if(typeUri.equals(JFreeChartResource.URIs.Series)) {\r
 159                 SeriesPropertyComposite spc = new SeriesPropertyComposite(propertyContainer, context, additionalSupport, SWT.NONE);\r
 160                 propertyContainer.setContent(spc);\r
 161                 Point size = spc.computeSize(SWT.DEFAULT, SWT.DEFAULT);\r
 162                 propertyContainer.setMinSize(size);\r
 163             }\r
 164         }\r
 165 \r
 166         additionalSupport.fireInput(context, selection);\r
 167     }\r
 168 \r
 169     /**\r
 170      * SelectionListener for adding a new range axis to a plot\r
 171      * @author Teemu Lempinen\r
 172      *\r
 173      */\r
 174     private class NewAxisListener extends SelectionListenerImpl<Resource> {\r
 175 \r
 176         public NewAxisListener(ISessionContext context) {\r
 177             super(context);\r
 178         }\r
 179 \r
 180         @Override\r
 181         public void apply(WriteGraph graph, Resource chart) throws DatabaseException {\r
 182             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 183             Layer0 l0 = Layer0.getInstance(graph);\r
 184             Resource plot = graph.syncRequest(new PossibleObjectWithType(chart, l0.ConsistsOf, jfree.Plot));\r
 185             if(plot != null) {\r
 186                 Resource rangeAxis = ChartUtils.createNumberRangeAxis(graph, plot);\r
 187                 if(rangeAxis != null) {\r
 188                     Resource domainAxis = graph.getPossibleObject(plot, jfree.Plot_domainAxis);\r
 189                     ChartUtils.createXYDataset(graph, plot, domainAxis, rangeAxis);\r
 190                 }\r
 191             }\r
 192         }\r
 193     }\r
 194 \r
 195 \r
 196     /**\r
 197      * SelectionListener for adding a new variable to a plot\r
 198      * @author Teemu Lempinen\r
 199      *\r
 200      */\r
 201     private class NewVariableListener extends SelectionListenerImpl<Resource> {\r
 202 \r
 203         public NewVariableListener(ISessionContext context) {\r
 204             super(context);\r
 205         }\r
 206 \r
 207         @Override\r
 208         public void apply(WriteGraph graph, Resource input) throws DatabaseException {\r
 209             if(input == null)\r
 210                 return;\r
 211             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 212             Layer0 l0 = Layer0.getInstance(graph);\r
 213             Resource dataset;\r
 214             if(graph.isInstanceOf(input, jfree.Series)) {\r
 215                 // Selected resource is series. Add to same dataset\r
 216                 dataset = graph.getPossibleObject(input, l0.PartOf);\r
 217             } else {\r
 218                 // Selected resource is axis. Find the dataset it is mapped to or create dataset if not created already\r
 219                 dataset = graph.getPossibleObject(input, jfree.Dataset_mapToRangeAxis_Inverse);\r
 220                 if(dataset == null) {\r
 221                     Resource plot = graph.getPossibleObject(input, l0.PartOf);\r
 222                     if(plot == null) return;\r
 223                     Resource domainAxis = graph.getPossibleObject(plot, jfree.Plot_domainAxis);\r
 224                     if(domainAxis == null) return;\r
 225                     ChartUtils.createXYDataset(graph, plot, domainAxis, input);\r
 226                 }\r
 227             }\r
 228 \r
 229             if(dataset != null) {\r
 230                 // Create series with no rvi\r
 231                 ChartUtils.createSeries(graph, dataset, null);\r
 232             }\r
 233         }\r
 234     }\r
 235 \r
 236 \r
 237     /**\r
 238      * SelectionListener for remove button\r
 239      * @author Teemu Lempinen\r
 240      *\r
 241      */\r
 242     private class RemoveListener extends SelectionListenerImpl<Resource> {\r
 243 \r
 244         public RemoveListener(ISessionContext context) {\r
 245             super(context);\r
 246         }\r
 247 \r
 248         /**\r
 249          * Removes selected resource from explorer\r
 250          */\r
 251         @Override\r
 252         public void apply(WriteGraph graph, Resource input) throws DatabaseException {\r
 253             if(input == null)\r
 254                 return; \r
 255 \r
 256             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 257             Layer0 l0 = Layer0.getInstance(graph);\r
 258             Resource list = null;\r
 259             if(graph.isInstanceOf(input, jfree.Series)) {\r
 260                 // Remove series from dataset and seriesList\r
 261                 Resource dataset = graph.getPossibleObject(input, l0.PartOf);\r
 262                 if(dataset != null)\r
 263                     list = graph.getPossibleObject(dataset, jfree.Dataset_seriesList);\r
 264             } else {\r
 265                 // Remove associated dataset\r
 266                 Resource dataset = graph.getPossibleObject(input, jfree.Dataset_mapToRangeAxis_Inverse);\r
 267                 if(dataset != null) {\r
 268                     graph.deny(dataset, jfree.Dataset_mapToDomainAxis);\r
 269                     graph.deny(dataset, jfree.Dataset_mapToRangeAxis);\r
 270                     RemoverUtil.remove(graph, dataset);\r
 271                 }\r
 272 \r
 273                 // Remove axis from plot and rangeAxisList\r
 274                 Resource plot = graph.getPossibleObject(input, l0.PartOf);\r
 275                 if(plot != null)\r
 276                     list = graph.getPossibleObject(plot, jfree.Plot_rangeAxisList);\r
 277             }\r
 278             if(list != null)\r
 279                 ListUtils.removeElement(graph, list, input);\r
 280             RemoverUtil.remove(graph, input);\r
 281         }\r
 282     }\r
 283 }\r