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   Handle(AIS_Shape) anAISShape = Handle(AIS_Shape)::DownCast(anAIS);
 138   if (!anAISShape.IsNull())
 139   {
 140     aContext->Erase(anAISShape, isUpdateViewer);
 141   }
 142   myFeature2AISObjectMap.erase(aFeature);
 143 }
 144
 145
 146 bool XGUI_Displayer::redisplay(FeaturePtr theFeature,
 147                                Handle(AIS_InteractiveObject) theAIS,
 148                                const int theSelectionMode,
 149                                const bool isUpdateViewer)
 150 {
 151   bool isCreated = false;
 152   Handle(AIS_InteractiveContext) aContext = AISContext();
 153   // Open local context if there is no one
 154   if (!aContext->HasOpenedContext()) {
 155     aContext->ClearCurrents(false);
 156     aContext->OpenLocalContext(false/*use displayed objects*/, true/*allow shape decomposition*/);
 157     // set mouse sensitivity
 158     //aContext->SetSensitivityMode(StdSelect_SM_WINDOW);
 159     //aContext->SetPixelTolerance(MOUSE_SENSITIVITY_IN_PIXEL);
 160   }
 161   // display or redisplay presentation
 162   if (isVisible(theFeature) && !myFeature2AISObjectMap[theFeature].IsNull()) {
 163       aContext->RecomputeSelectionOnly(theAIS);
 164   }
 165   else {
 166     myFeature2AISObjectMap[theFeature] = theAIS;
 167     if (theSelectionMode < 0)
 168     {
 169       aContext->Display(theAIS, false);
 170     }
 171     else
 172     {
 173       aContext->Display(theAIS, 0, theSelectionMode, false);
 174     }
 175     isCreated = true;
 176   }
 177   if (isUpdateViewer)
 178     updateViewer();
 179
 180   return isCreated;
 181 }
 182
 183 void XGUI_Displayer::activateInLocalContext(FeaturePtr theFeature,
 184                                          const std::list<int>& theModes, const bool isUpdateViewer)
 185 {
 186   Handle(AIS_InteractiveContext) aContext = AISContext();
 187   // Open local context if there is no one
 188   if (!aContext->HasOpenedContext()) {
 189     aContext->ClearCurrents(false);
 190     aContext->OpenLocalContext(false/*use displayed objects*/, true/*allow shape decomposition*/);
 191   }
 192   // display or redisplay presentation
 193   Handle(AIS_Shape) anAIS;
 194   if (isVisible(theFeature))
 195     anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[theFeature]);
 196
 197   // Activate selection of objects from prs
 198   if (!anAIS.IsNull()) {
 199         aContext->Load(anAIS, -1, true/*allow decomposition*/);
 200     aContext->Deactivate(anAIS);
 201
 202     std::list<int>::const_iterator anIt = theModes.begin(), aLast = theModes.end();
 203     for (; anIt != aLast; anIt++)
 204     {
 205       aContext->Activate(anAIS, AIS_Shape::SelectionMode((TopAbs_ShapeEnum)*anIt));
 206         }
 207   }
 208
 209   if (isUpdateViewer)
 210     updateViewer();
 211 }
 212
 213 void XGUI_Displayer::stopSelection(const std::list<XGUI_ViewerPrs>& theFeatures, const bool isStop,
 214                                    const bool isUpdateViewer)
 215 {
 216   Handle(AIS_InteractiveContext) aContext = AISContext();
 217
 218   Handle(AIS_Shape) anAIS;
 219   std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 220   FeaturePtr aFeature;
 221   for (; anIt != aLast; anIt++) {
 222     aFeature = (*anIt).feature();
 223     if (isVisible(aFeature))
 224       anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[aFeature]);
 225     if (anAIS.IsNull())
 226       continue;
 227
 228     if (isStop) {
 229       QColor aColor(Qt::white);
 230       anAIS->SetColor(Quantity_Color(aColor.red()/255., aColor.green()/255., aColor.blue()/255., Quantity_TOC_RGB));
 231       anAIS->Redisplay();
 232     }
 233     else {
 234       QColor aColor(Qt::red);
 235       anAIS->SetColor(Quantity_Color(aColor.red()/255., aColor.green()/255., aColor.blue()/255., Quantity_TOC_RGB));
 236       anAIS->Redisplay();
 237     }
 238   }
 239   if (isUpdateViewer)
 240     updateViewer();
 241 }
 242
 243 void XGUI_Displayer::setSelected(const std::list<XGUI_ViewerPrs>& theFeatures, const bool isUpdateViewer)
 244 {
 245   Handle(AIS_InteractiveContext) aContext = AISContext();
 246
 247   std::list<XGUI_ViewerPrs>::const_iterator anIt = theFeatures.begin(), aLast = theFeatures.end();
 248   FeaturePtr aFeature;
 249
 250   Handle(AIS_Shape) anAIS;
 251   // we need to unhighligth objects manually in the current local context
 252   // in couple with the selection clear (TODO)
 253   Handle(AIS_LocalContext) aLocalContext = aContext->LocalContext();
 254   if (!aLocalContext.IsNull())
 255     aLocalContext->UnhilightLastDetected(myWorkshop->viewer()->activeView());
 256   aContext->ClearSelected(false);
 257
 258   for (; anIt != aLast; anIt++) {
 259     aFeature = (*anIt).feature();
 260     if (isVisible(aFeature))
 261       anAIS = Handle(AIS_Shape)::DownCast(myFeature2AISObjectMap[aFeature]);
 262     if (anAIS.IsNull())
 263       continue;
 264     aContext->AddOrRemoveSelected(anAIS, false);
 265   }
 266
 267   if (isUpdateViewer)
 268     updateViewer();
 269 }
 270
 271
 272 void XGUI_Displayer::setSelected(const QFeatureList& theFeatures, const bool isUpdateViewer)
 273 {
 274   Handle(AIS_InteractiveContext) aContext = AISContext();
 275   aContext->ClearSelected();
 276   foreach(FeaturePtr aFeature, theFeatures) {
 277     FeaturePtr aRFeature = XGUI_Tools::realFeature(aFeature);
 278     if (myFeature2AISObjectMap.find(aRFeature) == myFeature2AISObjectMap.end())
 279       return;
 280
 281     Handle(AIS_InteractiveObject) anAIS = myFeature2AISObjectMap[aRFeature];
 282     if (!anAIS.IsNull())
 283       aContext->AddOrRemoveSelected(anAIS, false);
 284   }
 285   if (isUpdateViewer)
 286     updateViewer();
 287 }
 288
 289
 290 /*void XGUI_Displayer::EraseAll(const bool isUpdateViewer)
 291 {
 292   Handle(AIS_InteractiveContext) ic = AISContext();
 293
 294   AIS_ListOfInteractive aList;
 295   ic->DisplayedObjects(aList);
 296   AIS_ListIteratorOfListOfInteractive anIter(aList);
 297   for (; anIter.More(); anIter.Next()) {
 298     if ((anIter.Value()->DynamicType() == STANDARD_TYPE(AIS_Trihedron)))
 299       continue;
 300
 301     // erase an object
 302     Handle(AIS_InteractiveObject) anIO = anIter.Value();
 303     ic->Erase(anIO, false);
 304   }
 305   myFeature2AISObjectMap.clear();
 306   if (isUpdateViewer)
 307     updateViewer();
 308 }*/
 309
 310 void XGUI_Displayer::eraseDeletedFeatures(const bool isUpdateViewer)
 311 {
 312   Handle(AIS_InteractiveContext) aContext = AISContext();
 313
 314   FeatureToAISMap::const_iterator aFIt = myFeature2AISObjectMap.begin(),
 315                                   aFLast = myFeature2AISObjectMap.end();
 316   std::list<FeaturePtr> aRemoved;
 317   for (; aFIt != aFLast; aFIt++)
 318   {
 319     FeaturePtr aFeature = (*aFIt).first;
 320     if (!aFeature || !aFeature->data() || !aFeature->data()->isValid()) {
 321       Handle(AIS_InteractiveObject) anAIS = (*aFIt).second;
 322       if (!anAIS.IsNull()) {
 323         aContext->Erase(anAIS, false);
 324         aRemoved.push_back(aFeature);
 325       }
 326     }
 327   }
 328   std::list<FeaturePtr>::const_iterator anIt = aRemoved.begin(),
 329                                                                  aLast = aRemoved.end();
 330   for (; anIt != aLast; anIt++) {
 331     myFeature2AISObjectMap.erase(myFeature2AISObjectMap.find(*anIt));
 332   }
 333
 334   if (isUpdateViewer)
 335     updateViewer();
 336 }
 337
 338 void XGUI_Displayer::closeLocalContexts(const bool isUpdateViewer)
 339 {
 340   closeAllContexts(true);
 341 }
 342
 343 Handle(AIS_InteractiveObject) XGUI_Displayer::getAISObject(
 344                                               FeaturePtr theFeature) const
 345 {
 346   Handle(AIS_InteractiveObject) anIO;
 347   if (myFeature2AISObjectMap.find(theFeature) != myFeature2AISObjectMap.end())
 348     anIO = (myFeature2AISObjectMap.find(theFeature))->second;
 349   return anIO;
 350 }
 351
 352 FeaturePtr XGUI_Displayer::getFeature(Handle(AIS_InteractiveObject) theIO) const
 353 {
 354   FeaturePtr aFeature;
 355   FeatureToAISMap::const_iterator aFIt = myFeature2AISObjectMap.begin(),
 356                                   aFLast = myFeature2AISObjectMap.end();
 357   for (; aFIt != aFLast && !aFeature; aFIt++) {
 358     Handle(AIS_InteractiveObject) anAIS = (*aFIt).second;
 359     if (anAIS != theIO)
 360       continue;
 361     aFeature = (*aFIt).first;
 362   }
 363   return aFeature;
 364 }
 365
 366 void XGUI_Displayer::closeAllContexts(const bool isUpdateViewer)
 367 {
 368   Handle(AIS_InteractiveContext) ic = AISContext();
 369   if (!ic.IsNull()) {
 370     ic->CloseAllContexts(false);
 371     if (isUpdateViewer)
 372       updateViewer();
 373   }
 374 }
 375
 376 void XGUI_Displayer::updateViewer()
 377 {
 378   Handle(AIS_InteractiveContext) ic = AISContext();
 379   if (!ic.IsNull())
 380     ic->UpdateCurrentViewer();
 381 }
 382
 383 Handle(AIS_InteractiveContext) XGUI_Displayer::AISContext() const
 384 {
 385   return myWorkshop->viewer()->AISContext();
 386 }