src/XGUI/XGUI_Displayer.cpp

   1 // File:        XGUI_Displayer.cpp
   2 // Created:     20 Apr 2014
   3 // Author:      Natalia ERMOLAEVA
   4
   5 #include "XGUI_Displayer.h"
   6 #include "XGUI_Viewer.h"
   7 #include "XGUI_Workshop.h"
   8 #include "XGUI_ViewerProxy.h"
   9 #include "XGUI_Tools.h"
  10
  11 #include <ModelAPI_Document.h>
  12 #include <ModelAPI_Data.h>
  13 #include <ModelAPI_Object.h>
  14
  15 #include <GeomAPI_Shape.h>
  16
  17 #include <AIS_InteractiveContext.hxx>
  18 #include <AIS_LocalContext.hxx>
  19 #include <AIS_ListOfInteractive.hxx>
  20 #include <AIS_ListIteratorOfListOfInteractive.hxx>
  21 #include <AIS_DimensionSelectionMode.hxx>
  22
  23 #include <AIS_Shape.hxx>
  24
  25 #include <set>
  26
  27 const int MOUSE_SENSITIVITY_IN_PIXEL = 10; ///< defines the local context mouse selection sensitivity
  28
  29 XGUI_Displayer::XGUI_Displayer(XGUI_Workshop* theWorkshop)
  30 {
  31   myWorkshop = theWorkshop;
  32 }
  33
  34 XGUI_Displayer::~XGUI_Displayer()
  35 {
  36 }
  37
  38 bool XGUI_Displayer::isVisible(FeaturePtr theFeature)
  39 {
  40   FeaturePtr aFeature = XGUI_Tools::realFeature(theFeature);
  41   return myFeature2AISObjectMap.find(aFeature) != myFeature2AISObjectMap.end();
  42 }
  43
  44 void XGUI_Displayer::display(FeaturePtr theFeature, bool isUpdateViewer)
  45 {
  46   FeaturePtr aFeature = XGUI_Tools::realFeature(theFeature);
  47   boost::shared_ptr<GeomAPI_Shape> aShapePtr = aFeature->data()->shape();
  48
  49   if (aShapePtr) {
  50     TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
  51     display(aFeature, aShape, isUpdateViewer);
  52   }
  53 }
  54
  55 void XGUI_Displayer::display(FeaturePtr theFeature,
  56                              const TopoDS_Shape& theShape, bool isUpdateViewer)
  57 {
  58   Handle(AIS_InteractiveContext) aContext = AISContext();
  59
  60   Handle(AIS_Shape) anAIS = new AIS_Shape(theShape);
  61   myFeature2AISObjectMap[theFeature] = anAIS;
  62
  63   aContext->Display(anAIS, isUpdateViewer);
  64 }
  65
  66
  67 std::list<XGUI_ViewerPrs> XGUI_Displayer::getSelected(const int theShapeTypeToSkip)
  68 {
  69   std::set<FeaturePtr > aPrsFeatures;
  70   std::list<XGUI_ViewerPrs> aPresentations;
  71
  72   Handle(AIS_InteractiveContext) aContext = AISContext();
  73   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  74     Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
  75     TopoDS_Shape aShape = aContext->SelectedShape();
  76
  77     if (theShapeTypeToSkip >= 0 && !aShape.IsNull() && aShape.ShapeType() == theShapeTypeToSkip)
  78       continue;
  79
  80     FeaturePtr aFeature = getFeature(anIO);
  81     if (aPrsFeatures.find(aFeature) != aPrsFeatures.end())
  82       continue;
  83     Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  84     aPresentations.push_back(XGUI_ViewerPrs(aFeature, aShape, anOwner));
  85     aPrsFeatures.insert(aFeature);
  86   }
  87   return aPresentations;
  88 }
  89
  90 QFeatureList XGUI_Displayer::selectedFeatures() const
  91 {
  92   QFeatureList aSelectedList;
  93
  94   Handle(AIS_InteractiveContext) aContext = AISContext();
  95   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  96     Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
  97     FeaturePtr aFeature = getFeature(anIO);
  98     if (aFeature)
  99       aSelectedList.append(aFeature);
 100   }
 101   return aSelectedList;
 102 }
 103
 104
 105 std::list<XGUI_ViewerPrs> XGUI_Displayer::getHighlighted(const int theShapeTypeToSkip)
 106 {
 107   std::set<FeaturePtr > aPrsFeatures;
 108   std::list<XGUI_ViewerPrs> aPresentations;
 109
 110   Handle(AIS_InteractiveContext) aContext = AISContext();
 111   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 112     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 113     TopoDS_Shape aShape = aContext->DetectedShape();
 114     if (theShapeTypeToSkip >= 0 && !aShape.IsNull() && aShape.ShapeType() == theShapeTypeToSkip)
 115       continue;
 116
 117     FeaturePtr aFeature = getFeature(anIO);
 118     if (aPrsFeatures.find(aFeature) != aPrsFeatures.end())
 119       continue;
 120     aPresentations.push_back(XGUI_ViewerPrs(aFeature, aShape, NULL));
 121     aPrsFeatures.insert(aFeature);
 122   }
 123
 124   return aPresentations;
 125 }
 126
 127 void XGUI_Displayer::erase(FeaturePtr theFeature,
 128                            const bool isUpdateViewer)
 129 {
 130   FeaturePtr aFeature = XGUI_Tools::realFeature(theFeature);
 131
 132   if (myFeature2AISObjectMap.find(aFeature) == myFeature2AISObjectMap.end())
 133     return;
 134
 135   Handle(AIS_InteractiveContext) aContext = AISContext();
 136   Handle(AIS_InteractiveObject) anAIS = myFeature2AISObjectMap[aFeature];
 137   if (!anAIS.IsNull())
 138   {
 139     aContext->Erase(anAIS, isUpdateViewer);
 140   }
 141   myFeature2AISObjectMap.erase(aFeature);
 142 }
 143
 144
 145 bool XGUI_Displayer::redisplay(FeaturePtr theFeature,
 146                                Handle(AIS_InteractiveObject) theAIS,
 147                                const int theSelectionMode,
 148                                const bool isUpdateViewer)
 149 {
 150   bool isCreated = false;
 151   Handle(AIS_InteractiveContext) aContext = AISContext();
 152   // Open local context if there is no one
 153   if (!aContext->HasOpenedContext()) {
 154     aContext->ClearCurrents(false);
 155     aContext->OpenLocalContext(false/*use displayed objects*/, true/*allow shape decomposition*/);
 156     // set mouse sensitivity
 157     //aContext->SetSensitivityMode(StdSelect_SM_WINDOW);
 158     //aContext->SetPixelTolerance(MOUSE_SENSITIVITY_IN_PIXEL);
 159   }
 160   // display or redisplay presentation
 161   if (isVisible(theFeature) && !myFeature2AISObjectMap[theFeature].IsNull()) {
 162       aContext->RecomputeSelectionOnly(theAIS);
 163   }
 164   else {
 165     myFeature2AISObjectMap[theFeature] = theAIS;
 166     if (theSelectionMode < 0)
 167     {
 168       aContext->Display(theAIS, false);
 169     }
 170     else
 171     {
 172       aContext->Display(theAIS, 0, theSelectionMode, false);
 173     }
 174     isCreated = true;
 175   }
 176   if (isUpdateViewer)
 177     updateViewer();
 178
 179   return isCreated;
 180 }
 181
 182 void XGUI_Displayer::redisplay(FeaturePtr theFeature, bool isUpdateViewer)
 183 {
 184   FeaturePtr aFeature = XGUI_Tools::realFeature(theFeature);
 185   if (!isVisible(aFeature))
 186     return;
 187
 188   boost::shared_ptr<GeomAPI_Shape> aShapePtr = aFeature->data()->shape();
 189   if (aShapePtr) {
 190     Handle(AIS_InteractiveObject) aAISObj = getAISObject(aFeature);
 191     Handle(AIS_Shape) aAISShape = Handle(AIS_Shape)::DownCast(aAISObj);
 192     aAISShape->Set(aShapePtr->impl<TopoDS_Shape>());
 193
 194     AISContext()->Redisplay(aAISShape);
 195   }
 196 }
 197
 198 void XGUI_Displayer::activateInLocalContext(FeaturePtr theFeature,
 199                                          const std::list<int>& theModes, const bool isUpdateViewer)
 200 {
 201   Handle(AIS_InteractiveContext) aContext = AISContext();
 202   // Open local context if there is no one
 203   if (!aContext->HasOpenedContext()) {
 204     aContext->ClearCurrents(false);
 205     aContext->OpenLocalContext(false/*use displayed objects*/, true/*allow shape decomposition*/);
 206   }
 207   // display or redisplay presentation
 208   Handle(AIS_Shape) anAIS;
 209   if (isVisible(theFeature))
 210     anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[theFeature]);
 211
 212   // Activate selection of objects from prs
 213   if (!anAIS.IsNull()) {
 214         aContext->Load(anAIS, -1, true/*allow decomposition*/);
 215     aContext->Deactivate(anAIS);
 216
 217     std::list<int>::const_iterator anIt = theModes.begin(), aLast = theModes.end();
 218     for (; anIt != aLast; anIt++)
 219     {
 220       aContext->Activate(anAIS, AIS_Shape::SelectionMode((TopAbs_ShapeEnum)*anIt));
 221         }
 222   }
 223
 224   if (isUpdateViewer)
 225     updateViewer();
 226 }
 227
 228 void XGUI_Displayer::stopSelection(const std::list<XGUI_ViewerPrs>& theFeatures, const bool isStop,
 229                                    const bool isUpdateViewer)
 230 {
 231   Handle(AIS_InteractiveContext) aContext = AISContext();
 232
 233   Handle(AIS_Shape) anAIS;
 234   std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 235   FeaturePtr aFeature;
 236   for (; anIt != aLast; anIt++) {
 237     aFeature = (*anIt).feature();
 238     if (isVisible(aFeature))
 239       anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[aFeature]);
 240     if (anAIS.IsNull())
 241       continue;
 242
 243     if (isStop) {
 244       QColor aColor(Qt::white);
 245       anAIS->SetColor(Quantity_Color(aColor.red()/255., aColor.green()/255., aColor.blue()/255., Quantity_TOC_RGB));
 246       anAIS->Redisplay();
 247     }
 248     else {
 249       QColor aColor(Qt::red);
 250       anAIS->SetColor(Quantity_Color(aColor.red()/255., aColor.green()/255., aColor.blue()/255., Quantity_TOC_RGB));
 251       anAIS->Redisplay();
 252     }
 253   }
 254   if (isUpdateViewer)
 255     updateViewer();
 256 }
 257
 258 void XGUI_Displayer::setSelected(const std::list<XGUI_ViewerPrs>& theFeatures, const bool isUpdateViewer)
 259 {
 260   Handle(AIS_InteractiveContext) aContext = AISContext();
 261
 262   std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 263   FeaturePtr aFeature;
 264
 265   Handle(AIS_Shape) anAIS;
 266   // we need to unhighligth objects manually in the current local context
 267   // in couple with the selection clear (TODO)
 268   Handle(AIS_LocalContext) aLocalContext = aContext->LocalContext();
 269   if (!aLocalContext.IsNull())
 270     aLocalContext->UnhilightLastDetected(myWorkshop->viewer()->activeView());
 271   aContext->ClearSelected(false);
 272
 273   for (; anIt != aLast; anIt++) {
 274     aFeature = (*anIt).feature();
 275     if (isVisible(aFeature))
 276       anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[aFeature]);
 277     if (anAIS.IsNull())
 278       continue;
 279     aContext->AddOrRemoveSelected(anAIS, false);
 280   }
 281
 282   if (isUpdateViewer)
 283     updateViewer();
 284 }
 285
 286
 287 void XGUI_Displayer::setSelected(const QFeatureList& theFeatures, const bool isUpdateViewer)
 288 {
 289   Handle(AIS_InteractiveContext) aContext = AISContext();
 290   aContext->ClearSelected();
 291   foreach(FeaturePtr aFeature, theFeatures) {
 292     FeaturePtr aRFeature = XGUI_Tools::realFeature(aFeature);
 293     if (myFeature2AISObjectMap.find(aRFeature) == myFeature2AISObjectMap.end())
 294       return;
 295
 296     Handle(AIS_InteractiveObject) anAIS = myFeature2AISObjectMap[aRFeature];
 297     if (!anAIS.IsNull())
 298       aContext->AddOrRemoveSelected(anAIS, false);
 299   }
 300   if (isUpdateViewer)
 301     updateViewer();
 302 }
 303
 304
 305 /*void XGUI_Displayer::EraseAll(const bool isUpdateViewer)
 306 {
 307   Handle(AIS_InteractiveContext) ic = AISContext();
 308
 309   AIS_ListOfInteractive aList;
 310   ic->DisplayedObjects(aList);
 311   AIS_ListIteratorOfListOfInteractive anIter(aList);
 312   for (; anIter.More(); anIter.Next()) {
 313     if ((anIter.Value()->DynamicType() == STANDARD_TYPE(AIS_Trihedron)))
 314       continue;
 315
 316     // erase an object
 317     Handle(AIS_InteractiveObject) anIO = anIter.Value();
 318     ic->Erase(anIO, false);
 319   }
 320   myFeature2AISObjectMap.clear();
 321   if (isUpdateViewer)
 322     updateViewer();
 323 }*/
 324
 325 void XGUI_Displayer::eraseDeletedFeatures(const bool isUpdateViewer)
 326 {
 327   Handle(AIS_InteractiveContext) aContext = AISContext();
 328
 329   FeatureToAISMap::const_iterator aFIt = myFeature2AISObjectMap.begin(),
 330                                   aFLast = myFeature2AISObjectMap.end();
 331   std::list<FeaturePtr> aRemoved;
 332   for (; aFIt != aFLast; aFIt++)
 333   {
 334     FeaturePtr aFeature = (*aFIt).first;
 335     if (!aFeature || !aFeature->data() || !aFeature->data()->isValid()) {
 336       Handle(AIS_InteractiveObject) anAIS = (*aFIt).second;
 337       if (!anAIS.IsNull()) {
 338         aContext->Erase(anAIS, false);
 339         aRemoved.push_back(aFeature);
 340       }
 341     }
 342   }
 343   std::list<FeaturePtr>::const_iterator anIt = aRemoved.begin(),
 344                                                                  aLast = aRemoved.end();
 345   for (; anIt != aLast; anIt++) {
 346     myFeature2AISObjectMap.erase(myFeature2AISObjectMap.find(*anIt));
 347   }
 348
 349   if (isUpdateViewer)
 350     updateViewer();
 351 }
 352
 353 void XGUI_Displayer::closeLocalContexts(const bool isUpdateViewer)
 354 {
 355   closeAllContexts(true);
 356 }
 357
 358 Handle(AIS_InteractiveObject) XGUI_Displayer::getAISObject(
 359                                               FeaturePtr theFeature) const
 360 {
 361   Handle(AIS_InteractiveObject) anIO;
 362   if (myFeature2AISObjectMap.find(theFeature) != myFeature2AISObjectMap.end())
 363     anIO = (myFeature2AISObjectMap.find(theFeature))->second;
 364   return anIO;
 365 }
 366
 367 FeaturePtr XGUI_Displayer::getFeature(Handle(AIS_InteractiveObject) theIO) const
 368 {
 369   FeaturePtr aFeature;
 370   FeatureToAISMap::const_iterator aFIt = myFeature2AISObjectMap.begin(),
 371                                   aFLast = myFeature2AISObjectMap.end();
 372   for (; aFIt != aFLast && !aFeature; aFIt++) {
 373     Handle(AIS_InteractiveObject) anAIS = (*aFIt).second;
 374     if (anAIS != theIO)
 375       continue;
 376     aFeature = (*aFIt).first;
 377   }
 378   return aFeature;
 379 }
 380
 381 void XGUI_Displayer::closeAllContexts(const bool isUpdateViewer)
 382 {
 383   Handle(AIS_InteractiveContext) ic = AISContext();
 384   if (!ic.IsNull()) {
 385     ic->CloseAllContexts(false);
 386     if (isUpdateViewer)
 387       updateViewer();
 388   }
 389 }
 390
 391 void XGUI_Displayer::updateViewer()
 392 {
 393   Handle(AIS_InteractiveContext) ic = AISContext();
 394   if (!ic.IsNull())
 395     ic->UpdateCurrentViewer();
 396 }
 397
 398 Handle(AIS_InteractiveContext) XGUI_Displayer::AISContext() const
 399 {
 400   return myWorkshop->viewer()->AISContext();
 401 }