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