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