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.xyline;\r
  13 \r
  14 import java.util.List;\r
  15 \r
  16 import org.eclipse.jface.layout.GridDataFactory;\r
  17 import org.eclipse.jface.layout.GridLayoutFactory;\r
  18 import org.eclipse.jface.viewers.ISelectionProvider;\r
  19 import org.eclipse.jface.viewers.IStructuredSelection;\r
  20 import org.eclipse.swt.SWT;\r
  21 import org.eclipse.swt.custom.ScrolledComposite;\r
  22 import org.eclipse.swt.events.SelectionAdapter;\r
  23 import org.eclipse.swt.events.SelectionEvent;\r
  24 import org.eclipse.swt.graphics.Point;\r
  25 import org.eclipse.swt.widgets.Composite;\r
  26 import org.eclipse.swt.widgets.Control;\r
  27 import org.eclipse.swt.widgets.Tree;\r
  28 import org.eclipse.ui.IWorkbenchSite;\r
  29 import org.simantics.browsing.ui.NodeContext;\r
  30 import org.simantics.browsing.ui.swt.SingleSelectionInputSource;\r
  31 import org.simantics.browsing.ui.swt.widgets.Button;\r
  32 import org.simantics.browsing.ui.swt.widgets.GraphExplorerComposite;\r
  33 import org.simantics.browsing.ui.swt.widgets.impl.SelectionListenerImpl;\r
  34 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupport;\r
  35 import org.simantics.browsing.ui.swt.widgets.impl.WidgetSupportImpl;\r
  36 import org.simantics.db.ReadGraph;\r
  37 import org.simantics.db.Resource;\r
  38 import org.simantics.db.WriteGraph;\r
  39 import org.simantics.db.common.request.PossibleObjectWithType;\r
  40 import org.simantics.db.common.utils.ListUtils;\r
  41 import org.simantics.db.exception.DatabaseException;\r
  42 import org.simantics.db.layer0.util.RemoverUtil;\r
  43 import org.simantics.db.management.ISessionContext;\r
  44 import org.simantics.db.request.Read;\r
  45 import org.simantics.layer0.Layer0;\r
  46 import org.simantics.sysdyn.JFreeChartResource;\r
  47 import org.simantics.sysdyn.SysdynResource;\r
  48 import org.simantics.sysdyn.ui.properties.LabelPropertyTabContributor;\r
  49 import org.simantics.sysdyn.ui.trend.chart.ChartUtils;\r
  50 import org.simantics.ui.SimanticsUI;\r
  51 import org.simantics.ui.utils.AdaptionUtils;\r
  52 import org.simantics.utils.datastructures.ArrayMap;\r
  53 \r
  54 /**\r
  55  * PropertyTab displaying properties of axis and variables of a chart\r
  56  *  \r
  57  * @author Teemu Lempinen\r
  58  *\r
  59  */\r
  60 public class XYLineAxisAndVariablesTab extends LabelPropertyTabContributor {\r
  61 \r
  62     private GraphExplorerComposite explorer;\r
  63     private ScrolledComposite propertyContainer;\r
  64     private Button addAxis, addVariable, remove;\r
  65     private WidgetSupportImpl additionalSupport;\r
  66 \r
  67     public XYLineAxisAndVariablesTab() {\r
  68         additionalSupport = new WidgetSupportImpl();\r
  69     }\r
  70 \r
  71     @Override\r
  72     public void createControls(Composite body, IWorkbenchSite site, final ISessionContext context, WidgetSupport support) {\r
  73         Composite composite = new Composite(body, SWT.NONE);\r
  74         GridDataFactory.fillDefaults().grab(true, true).applyTo(composite);\r
  75         GridLayoutFactory.fillDefaults().numColumns(2).margins(3, 3).applyTo(composite);\r
  76 \r
  77         // (Ontology-based) GraphExplorer displaying range axis and variables mapped to those axis\r
  78         explorer = new AxisAndVariablesExplorerComposite(ArrayMap.keys(\r
  79                 "displaySelectors", "displayFilter").values(false, false), site, composite, support, SWT.FULL_SELECTION | SWT.BORDER | SWT.SINGLE);\r
  80         explorer.setBrowseContexts(SysdynResource.URIs.ChartAxisAndVariablesBrowseContext);\r
  81         explorer.setInputSource(new SingleSelectionInputSource(\r
  82                 Resource.class));\r
  83         explorer.getExplorer().setAutoExpandLevel(2); // Expand everything in the beginning\r
  84         explorer.finish();\r
  85 \r
  86         ((Tree)explorer.getExplorerControl()).addSelectionListener(new SelectionAdapter() {\r
  87             public void widgetSelected(SelectionEvent e) {\r
  88                 updateSelection(context);\r
  89             }\r
  90         });\r
  91         GridDataFactory.fillDefaults().hint(250, SWT.DEFAULT).grab(false, true).applyTo(explorer);\r
  92 \r
  93         // Scrolled composite for displaying properties of a selection in explorer\r
  94         propertyContainer = new ScrolledComposite(composite, SWT.H_SCROLL | SWT.V_SCROLL);\r
  95         GridDataFactory.fillDefaults().span(1, 2).grab(true, true).applyTo(propertyContainer);\r
  96         GridLayoutFactory.fillDefaults().applyTo(propertyContainer);\r
  97         propertyContainer.setExpandHorizontal(true);\r
  98         propertyContainer.setExpandVertical(true);\r
  99 \r
 100         // Buttons for adding axis and variables and removing selected items from explorer\r
 101         Composite buttonComposite = new Composite(composite, SWT.NONE);\r
 102         GridDataFactory.fillDefaults().applyTo(buttonComposite);\r
 103         GridLayoutFactory.fillDefaults().numColumns(3).applyTo(buttonComposite);\r
 104 \r
 105         addAxis = new Button(buttonComposite, support, SWT.NONE);\r
 106         addAxis.setText("Add axis");\r
 107         addAxis.addSelectionListener(new NewAxisListener(context));\r
 108 \r
 109         addVariable = new Button(buttonComposite, additionalSupport, SWT.NONE);\r
 110         addVariable.setText("Add variable");\r
 111         addVariable.addSelectionListener(new NewVariableListener(context));\r
 112 \r
 113         remove = new Button(buttonComposite, additionalSupport, SWT.NONE);\r
 114         remove.setText("Remove");\r
 115         remove.addSelectionListener(new RemoveListener(context));\r
 116     }\r
 117 \r
 118     /**\r
 119      * Updates the content of propertyContainer  \r
 120      * @param context\r
 121      */\r
 122     private void updateSelection(ISessionContext context) {\r
 123         ISelectionProvider selectionProvider = (ISelectionProvider)explorer.getAdapter(ISelectionProvider.class);\r
 124         IStructuredSelection selection = (IStructuredSelection)selectionProvider.getSelection();\r
 125         final Resource resource = AdaptionUtils.adaptToSingle(selection, Resource.class);\r
 126         if(resource == null)\r
 127             return;\r
 128 \r
 129         // Get the type of the selected node (axis or series)\r
 130         String typeUri = null;\r
 131         try {\r
 132             typeUri = SimanticsUI.getSession().syncRequest(new Read<String>() {\r
 133 \r
 134                 @Override\r
 135                 public String perform(ReadGraph graph) throws DatabaseException {\r
 136                     JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 137                     if(graph.isInstanceOf(resource, jfree.Axis))\r
 138                         return graph.getURI(jfree.Axis);\r
 139                     else if (graph.isInstanceOf(resource, jfree.Series))\r
 140                         return graph.getURI(jfree.Series);\r
 141                     return null;\r
 142                 }\r
 143 \r
 144             });\r
 145         } catch (DatabaseException e) {\r
 146             e.printStackTrace();\r
 147         }\r
 148 \r
 149         // Create a PropertyComposite for the selected node\r
 150         if(typeUri != null) {\r
 151 \r
 152             for(Control child : propertyContainer.getChildren()) {\r
 153                 child.dispose();\r
 154             }\r
 155 \r
 156             if(typeUri.equals(JFreeChartResource.URIs.Axis)) {\r
 157                 AxisPropertyComposite apc = new AxisPropertyComposite(propertyContainer, context, additionalSupport, SWT.NONE);\r
 158                 propertyContainer.setContent(apc);\r
 159                 Point size = apc.computeSize(SWT.DEFAULT, SWT.DEFAULT);\r
 160                 propertyContainer.setMinSize(size);\r
 161             } else if(typeUri.equals(JFreeChartResource.URIs.Series)) {\r
 162                 SeriesPropertyComposite spc = new SeriesPropertyComposite(propertyContainer, context, additionalSupport, SWT.NONE);\r
 163                 propertyContainer.setContent(spc);\r
 164                 Point size = spc.computeSize(SWT.DEFAULT, SWT.DEFAULT);\r
 165                 propertyContainer.setMinSize(size);\r
 166             }\r
 167         }\r
 168 \r
 169         additionalSupport.fireInput(context, selection);\r
 170     }\r
 171 \r
 172     /**\r
 173      * SelectionListener for adding a new range axis to a plot\r
 174      * @author Teemu Lempinen\r
 175      *\r
 176      */\r
 177     private class NewAxisListener extends SelectionListenerImpl<Resource> {\r
 178 \r
 179         public NewAxisListener(ISessionContext context) {\r
 180             super(context);\r
 181         }\r
 182 \r
 183         @Override\r
 184         public void apply(WriteGraph graph, Resource chart) throws DatabaseException {\r
 185             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 186             Layer0 l0 = Layer0.getInstance(graph);\r
 187             Resource plot = graph.syncRequest(new PossibleObjectWithType(chart, l0.ConsistsOf, jfree.Plot));\r
 188             if(plot != null) {\r
 189                 Resource rangeAxis = ChartUtils.createNumberRangeAxis(graph, plot);\r
 190                 if(rangeAxis != null) {\r
 191                     Resource domainAxis = graph.getPossibleObject(plot, jfree.Plot_domainAxis);\r
 192                     ChartUtils.createXYDataset(graph, plot, domainAxis, rangeAxis);\r
 193                 }\r
 194             }\r
 195         }\r
 196     }\r
 197 \r
 198 \r
 199     /**\r
 200      * SelectionListener for adding a new variable to a plot\r
 201      * @author Teemu Lempinen\r
 202      *\r
 203      */\r
 204     private class NewVariableListener extends SelectionListenerImpl<Resource> {\r
 205 \r
 206         public NewVariableListener(ISessionContext context) {\r
 207             super(context);\r
 208         }\r
 209 \r
 210         @Override\r
 211         public void apply(WriteGraph graph, Resource input) throws DatabaseException {\r
 212             NodeContext nc = explorer.getExplorer().getRoot();\r
 213             if(nc == null)\r
 214                 return;\r
 215             \r
 216             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 217             Layer0 l0 = Layer0.getInstance(graph);\r
 218             \r
 219             if(input == null) {\r
 220                 Resource chart = AdaptionUtils.adaptToSingle(nc, Resource.class);\r
 221                 if(chart == null) return;\r
 222                 Resource plot = graph.syncRequest(new PossibleObjectWithType(chart, l0.ConsistsOf, jfree.Plot));\r
 223                 if(plot == null) return;\r
 224                 Resource rangelist = graph.getPossibleObject(plot, jfree.Plot_rangeAxisList);\r
 225                 if(rangelist == null) return;\r
 226                 List<Resource> list = ListUtils.toList(graph, rangelist);\r
 227                 if(list == null || list.isEmpty()) return;\r
 228                 input = list.get(0);\r
 229             }\r
 230             \r
 231             Resource dataset;\r
 232             if(graph.isInstanceOf(input, jfree.Series)) {\r
 233                 // Selected resource is series. Add to same dataset\r
 234                 dataset = graph.getPossibleObject(input, l0.PartOf);\r
 235             } else {\r
 236                 // Selected resource is axis. Find the dataset it is mapped to or create dataset if not created already\r
 237                 dataset = graph.getPossibleObject(input, jfree.Dataset_mapToRangeAxis_Inverse);\r
 238                 if(dataset == null) {\r
 239                     Resource plot = graph.getPossibleObject(input, l0.PartOf);\r
 240                     if(plot == null) return;\r
 241                     Resource domainAxis = graph.getPossibleObject(plot, jfree.Plot_domainAxis);\r
 242                     if(domainAxis == null) return;\r
 243                     ChartUtils.createXYDataset(graph, plot, domainAxis, input);\r
 244                 }\r
 245             }\r
 246 \r
 247             if(dataset != null) {\r
 248                 // Create series with no rvi\r
 249                 ChartUtils.createSeries(graph, dataset, null);\r
 250             }\r
 251         }\r
 252     }\r
 253 \r
 254 \r
 255     /**\r
 256      * SelectionListener for remove button\r
 257      * @author Teemu Lempinen\r
 258      *\r
 259      */\r
 260     private class RemoveListener extends SelectionListenerImpl<Resource> {\r
 261 \r
 262         public RemoveListener(ISessionContext context) {\r
 263             super(context);\r
 264         }\r
 265 \r
 266         /**\r
 267          * Removes selected resource from explorer\r
 268          */\r
 269         @Override\r
 270         public void apply(WriteGraph graph, Resource input) throws DatabaseException {\r
 271             if(input == null)\r
 272                 return; \r
 273 \r
 274             JFreeChartResource jfree = JFreeChartResource.getInstance(graph);\r
 275             Layer0 l0 = Layer0.getInstance(graph);\r
 276             Resource list = null;\r
 277             if(graph.isInstanceOf(input, jfree.Series)) {\r
 278                 // Remove series from dataset and seriesList\r
 279                 Resource dataset = graph.getPossibleObject(input, l0.PartOf);\r
 280                 if(dataset != null)\r
 281                     list = graph.getPossibleObject(dataset, jfree.Dataset_seriesList);\r
 282             } else {\r
 283                 // Remove associated dataset\r
 284                 Resource dataset = graph.getPossibleObject(input, jfree.Dataset_mapToRangeAxis_Inverse);\r
 285                 if(dataset != null) {\r
 286                     graph.deny(dataset, jfree.Dataset_mapToDomainAxis);\r
 287                     graph.deny(dataset, jfree.Dataset_mapToRangeAxis);\r
 288                     RemoverUtil.remove(graph, dataset);\r
 289                 }\r
 290 \r
 291                 // Remove axis from plot and rangeAxisList\r
 292                 Resource plot = graph.getPossibleObject(input, l0.PartOf);\r
 293                 if(plot != null)\r
 294                     list = graph.getPossibleObject(plot, jfree.Plot_rangeAxisList);\r
 295             }\r
 296             if(list != null)\r
 297                 ListUtils.removeElement(graph, list, input);\r
 298             RemoverUtil.remove(graph, input);\r
 299         }\r
 300     }\r
 301 }\r