src/ModuleBase/ModuleBase_ResultPrs.cpp

   1 // Copyright (C) 2014-2019  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "ModuleBase_ResultPrs.h"
  21 #include "ModuleBase_IViewer.h"
  22
  23 #include <GeomAPI_PlanarEdges.h>
  24 #include <GeomAPI_Edge.h>
  25
  26 #include <ModelAPI_Events.h>
  27 #include <ModelAPI_Tools.h>
  28 #include <ModelAPI_ResultConstruction.h>
  29 #include <ModelAPI_ResultBody.h>
  30 #include <ModelAPI_AttributeIntArray.h>
  31
  32 #include "ModuleBase_Tools.h"
  33 #include "ModuleBase_BRepOwner.h"
  34
  35 #include <Events_InfoMessage.h>
  36 #include <Events_Loop.h>
  37 #include <Config_PropManager.h>
  38
  39 #include <AIS_ColoredDrawer.hxx>
  40 #include <AIS_InteractiveContext.hxx>
  41 #include <AIS_Selection.hxx>
  42 #include <BOPTools_AlgoTools3D.hxx>
  43 #include <BRep_Builder.hxx>
  44 #include <Graphic3d_AspectMarker3d.hxx>
  45 #include <Prs3d_Drawer.hxx>
  46 #include <Prs3d.hxx>
  47 #include <Prs3d_PointAspect.hxx>
  48 #include <Prs3d_IsoAspect.hxx>
  49 #include <Prs3d_ShadingAspect.hxx>
  50 #include <Prs3d_PlaneAspect.hxx>
  51 #include <SelectMgr_SequenceOfOwner.hxx>
  52 #include <SelectMgr_EntityOwner.hxx>
  53 #include <SelectMgr_SelectionManager.hxx>
  54 #include <StdPrs_WFShape.hxx>
  55 #include <StdPrs_ShadedShape.hxx>
  56 #include <StdSelect_BRepSelectionTool.hxx>
  57 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  58 #include <TopExp_Explorer.hxx>
  59 #include <TopoDS.hxx>
  60 #include <TopoDS_Builder.hxx>
  61 #include <TopoDS_Edge.hxx>
  62 #include <BRepMesh_IncrementalMesh.hxx>
  63
  64 //*******************************************************************************************
  65
  66 IMPLEMENT_STANDARD_RTTIEXT(ModuleBase_ResultPrs, ViewerData_AISShape);
  67
  68
  69
  70 //********************************************************************
  71 ModuleBase_ResultPrs::ModuleBase_ResultPrs(ResultPtr theResult)
  72   : ViewerData_AISShape(TopoDS_Shape()), myResult(theResult), myAdditionalSelectionPriority(0),
  73   myTransparency(1), myIsSubstituted(false)
  74 {
  75
  76   GeomShapePtr aShapePtr = ModelAPI_Tools::shape(theResult);
  77   TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
  78   // Workaround for Sketch subshapes which has no discrete representation
  79   // until sketch faces are built and displayed.
  80   // Thus, perform discretization of such edges.
  81   if (theResult->groupName() == ModelAPI_ResultConstruction::group() &&
  82     aShape.ShapeType() == TopAbs_EDGE) {
  83     GeomEdgePtr anEdgePtr = GeomEdgePtr(new GeomAPI_Edge(aShapePtr));
  84     if (anEdgePtr->isCircle() || anEdgePtr->isArc()) {
  85       TopoDS_Edge anEdge = TopoDS::Edge(aShape);
  86       TopLoc_Location aLoc;
  87       Handle(Poly_Polygon3D) aPoly3D = BRep_Tool::Polygon3D(anEdge, aLoc);
  88       if (aPoly3D.IsNull()) {
  89         double aDeflection = Config_PropManager::real("Visualization", "body_deflection");
  90         BRepMesh_IncrementalMesh(aShape, aDeflection);
  91       }
  92     }
  93   }
  94   Set(aShape);
  95
  96   // Activate individual repaintng if this is a part of compsolid
  97   ResultBodyPtr aResOwner = ModelAPI_Tools::bodyOwner(myResult);
  98   SetAutoHilight(aResOwner.get() == NULL);
  99
 100   // Set own free boundaries aspect in order to have free
 101   // and unfree boundaries with different colors
 102   Handle(Prs3d_Drawer) aDrawer = Attributes();
 103   aDrawer->SetUnFreeBoundaryAspect(
 104     new Prs3d_LineAspect(Quantity_NOC_YELLOW, Aspect_TOL_SOLID, 1));
 105   aDrawer->SetFreeBoundaryAspect(new Prs3d_LineAspect(Quantity_NOC_GREEN, Aspect_TOL_SOLID, 1));
 106   aDrawer->SetFaceBoundaryAspect(new Prs3d_LineAspect(Quantity_NOC_BLACK, Aspect_TOL_SOLID, 1));
 107
 108   Quantity_Color aColor;
 109   Color(aColor);
 110
 111   std::vector<int> aIsoValues;
 112   bool isIsoVisible;
 113   ModelAPI_Tools::getIsoLines(myResult, isIsoVisible, aIsoValues);
 114   if (isIsoVisible) {
 115     if (aIsoValues.size() == 0) {
 116       aIsoValues.push_back(1);
 117       aIsoValues.push_back(1);
 118     }
 119   }
 120   else {
 121     aIsoValues.push_back(0);
 122     aIsoValues.push_back(0);
 123   }
 124   myUIsoAspect = new Prs3d_IsoAspect(aColor, Aspect_TOL_SOLID, 1, aIsoValues[0]);
 125   myVIsoAspect = new Prs3d_IsoAspect(aColor, Aspect_TOL_SOLID, 1, aIsoValues[1]);
 126   aDrawer->SetUIsoAspect(myUIsoAspect);
 127   aDrawer->SetVIsoAspect(myVIsoAspect);
 128
 129   if (aDrawer->HasOwnPointAspect())
 130     aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_PLUS);
 131   else
 132     aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_PLUS, Quantity_NOC_YELLOW, 1.));
 133
 134   aDrawer = DynamicHilightAttributes();
 135   if (aDrawer.IsNull()) {
 136     if (!ModuleBase_IViewer::DefaultHighlightDrawer.IsNull()) {
 137       aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
 138       aDrawer->SetUIsoAspect(myUIsoAspect);
 139       aDrawer->SetVIsoAspect(myVIsoAspect);
 140       SetDynamicHilightAttributes(aDrawer);
 141     }
 142   }
 143
 144   myHiddenSubShapesDrawer = new AIS_ColoredDrawer(myDrawer);
 145   Handle(Prs3d_ShadingAspect) aShadingAspect = new Prs3d_ShadingAspect();
 146   aShadingAspect->SetMaterial(Graphic3d_NOM_BRASS); //default value of context material
 147   aShadingAspect->Aspect()->SetEdgeColor(Quantity_NOC_BLACK);
 148   myHiddenSubShapesDrawer->SetShadingAspect(aShadingAspect);
 149
 150   ModuleBase_Tools::setPointBallHighlighting(this);
 151
 152   // Define colors for wireframe mode
 153   setEdgesDefaultColor();
 154
 155   ModuleBase_Tools::setDefaultDeviationCoefficient(Shape(), DynamicHilightAttributes());
 156   ModuleBase_Tools::setDefaultDeviationCoefficient(Shape(), Attributes());
 157 }
 158
 159 //********************************************************************
 160 void ModuleBase_ResultPrs::setAdditionalSelectionPriority(const int thePriority)
 161 {
 162   myAdditionalSelectionPriority = thePriority;
 163 }
 164
 165 //********************************************************************
 166 void ModuleBase_ResultPrs::SetColor (const Quantity_Color& theColor)
 167 {
 168   ViewerData_AISShape::SetColor(theColor);
 169   myHiddenSubShapesDrawer->ShadingAspect()->SetColor (theColor, myCurrentFacingModel);
 170   setEdgesDefaultColor();
 171   myUIsoAspect->SetColor(theColor);
 172   myVIsoAspect->SetColor(theColor);
 173 }
 174
 175 void ModuleBase_ResultPrs::setEdgesDefaultColor()
 176 {
 177   if (myResult.get()) {
 178     AttributeIntArrayPtr aColorAttr = myResult->data()->intArray(ModelAPI_Result::COLOR_ID());
 179     bool aHasColor = aColorAttr.get() && aColorAttr->isInitialized();
 180
 181     Handle(Prs3d_Drawer) aDrawer = Attributes();
 182     aDrawer->SetFaceBoundaryDraw(Standard_True);
 183     aDrawer->FaceBoundaryAspect()->SetColor(Quantity_NOC_BLACK);
 184
 185     if (!aHasColor) {
 186       aDrawer->UnFreeBoundaryAspect()->SetColor(Quantity_NOC_YELLOW);
 187       aDrawer->FreeBoundaryAspect()->SetColor(Quantity_NOC_GREEN);
 188       aDrawer->WireAspect()->SetColor(Quantity_NOC_RED);
 189
 190       aDrawer->SetUnFreeBoundaryDraw(Standard_True);
 191       aDrawer->SetFreeBoundaryDraw(Standard_True);
 192       aDrawer->SetWireDraw(Standard_True);
 193     }
 194   }
 195 }
 196
 197
 198 //********************************************************************
 199 void ModuleBase_ResultPrs::setSubShapeHidden(const TopoDS_ListOfShape& theShapes)
 200 {
 201   bool isModified = false;
 202
 203   TopoDS_Compound aCompound;
 204   BRep_Builder aBBuilder;
 205   aBBuilder.MakeCompound (aCompound);
 206
 207   myHiddenSubShapes = theShapes;
 208   collectSubShapes(aBBuilder, aCompound, myOriginalShape, myHiddenSubShapes);
 209   myVisibleCompound = aCompound;
 210
 211   aBBuilder.MakeCompound (aCompound);
 212   TopoDS_ListOfShape::Iterator aIt(myHiddenSubShapes);
 213   for (; aIt.More(); aIt.Next()) {
 214     aBBuilder.Add(aCompound, aIt.Value());
 215   }
 216   myHiddenCompound = aCompound;
 217 }
 218
 219 //********************************************************************
 220 bool ModuleBase_ResultPrs::isSubShapeHidden(const TopoDS_Shape& theShape)
 221 {
 222   if (theShape.IsNull() || theShape.ShapeType() != TopAbs_FACE) // only face shape can be hidden
 223     return false;
 224
 225   // orientation of parameter shape(come from selection) may be wrong, check isEqual() to be sure
 226   TopoDS_ListOfShape::Iterator aShapeIt(myHiddenSubShapes);
 227   for (; aShapeIt.More(); aShapeIt.Next()) {
 228     if (theShape.IsSame(aShapeIt.Value()))
 229       return true;
 230   }
 231
 232   return true;
 233 }
 234
 235 //********************************************************************
 236 bool ModuleBase_ResultPrs::hasSubShapeVisible(
 237   const TopoDS_ListOfShape& theShapesToSkip)
 238 {
 239   TopoDS_Compound aCompound;
 240   BRep_Builder aBuilder;
 241   aBuilder.MakeCompound (aCompound);
 242   TopoDS_ListOfShape aShapesToSkip;
 243   TopoDS_ListOfShape aHiddenCopy(myHiddenSubShapes);
 244   aShapesToSkip.Append(aHiddenCopy);
 245   for (TopoDS_ListOfShape::Iterator anIt(theShapesToSkip); anIt.More(); anIt.Next())
 246     aShapesToSkip.Append(anIt.Value());
 247
 248   collectSubShapes(aBuilder, aCompound, myOriginalShape, aShapesToSkip);
 249   return !BOPTools_AlgoTools3D::IsEmptyShape(aCompound);
 250 }
 251
 252 //********************************************************************
 253 bool ModuleBase_ResultPrs::setHiddenSubShapeTransparency(double theTransparency)
 254 {
 255   if (myTransparency == theTransparency || theTransparency > 1 || theTransparency < 0)
 256     return false;
 257
 258   myTransparency = theTransparency;
 259   myHiddenSubShapesDrawer->ShadingAspect()->SetTransparency (theTransparency, myCurrentFacingModel);
 260   return true;
 261 }
 262
 263 //********************************************************************
 264 void ModuleBase_ResultPrs::Compute(
 265           const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 266           const Handle(Prs3d_Presentation)& thePresentation,
 267           const Standard_Integer theMode)
 268 {
 269   std::shared_ptr<GeomAPI_Shape> aShapePtr = myResult->shape();
 270   bool aReadyToDisplay = aShapePtr.get();
 271   if (aReadyToDisplay) {
 272     myOriginalShape = aShapePtr->impl<TopoDS_Shape>();
 273     if (myHiddenSubShapes.IsEmpty() || myOriginalShape.ShapeType() > TopAbs_FACE ) {
 274       if (!myOriginalShape.IsNull()) {
 275         Set(myOriginalShape);
 276         myIsSubstituted = false;
 277       }
 278     }
 279     else { // convert shape into SHELL
 280       bool isEmptyShape = BOPTools_AlgoTools3D::IsEmptyShape(myVisibleCompound);
 281       Set(myVisibleCompound);
 282       myIsSubstituted = true;
 283       if (isEmptyShape)
 284         aReadyToDisplay = false;
 285     }
 286   }
 287   // change deviation coefficient to provide more precise circle
 288   try {
 289     AIS_Shape::Compute(thePresentationManager, thePresentation, theMode);
 290   }
 291   catch (...) {
 292     return;
 293   }
 294
 295   // visualize hidden sub-shapes transparent
 296   if (myResult.get()) {
 297     if (myTransparency < 1 && !myHiddenSubShapes.IsEmpty())
 298     {
 299       StdPrs_ShadedShape::Add(thePresentation, myHiddenCompound, myHiddenSubShapesDrawer);
 300       aReadyToDisplay = true;
 301     }
 302
 303     if (!aReadyToDisplay) {
 304       Events_InfoMessage("ModuleBase_ResultPrs",
 305         "An empty AIS presentation: ModuleBase_ResultPrs").send();
 306       static const Events_ID anEvent = Events_Loop::eventByName(EVENT_EMPTY_AIS_PRESENTATION);
 307       ModelAPI_EventCreator::get()->sendUpdated(myResult, anEvent);
 308     }
 309   }
 310 }
 311
 312 //********************************************************************
 313 void ModuleBase_ResultPrs::collectSubShapes(BRep_Builder& theBuilder,
 314   TopoDS_Shape& theCompound, const TopoDS_Shape& theShape,
 315   const TopoDS_ListOfShape& theHiddenSubShapes)
 316 {
 317   switch (theShape.ShapeType()) {
 318     case TopAbs_COMPSOLID:
 319     case TopAbs_COMPOUND: {
 320       for (TopoDS_Iterator aChildIter (theShape); aChildIter.More(); aChildIter.Next())
 321         collectSubShapes(theBuilder, theCompound, aChildIter.Value(), theHiddenSubShapes);
 322     }
 323     break;
 324     case TopAbs_SOLID:
 325     case TopAbs_SHELL: {
 326       for (TopExp_Explorer anExp (theShape, TopAbs_FACE); anExp.More(); anExp.Next()) {
 327         collectSubShapes(theBuilder, theCompound, anExp.Current(), theHiddenSubShapes);
 328       }
 329     }
 330     break;
 331     case TopAbs_WIRE: {
 332       for (TopExp_Explorer anExp (theShape, TopAbs_EDGE); anExp.More(); anExp.Next()) {
 333         collectSubShapes(theBuilder, theCompound, anExp.Current(), theHiddenSubShapes);
 334       }
 335     }
 336     break;
 337     case TopAbs_FACE: {
 338       if (theHiddenSubShapes.Contains(theShape))
 339         return; // remove hidden shape
 340       theBuilder.Add(theCompound, theShape);
 341     }
 342     break;
 343     case TopAbs_EDGE:
 344     case TopAbs_VERTEX: {
 345       theBuilder.Add(theCompound, theShape);
 346     }
 347     default:
 348       break;
 349   }
 350 }
 351
 352 //********************************************************************
 353 void ModuleBase_ResultPrs::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 354                                             const Standard_Integer theMode)
 355 {
 356   if (appendVertexSelection(aSelection, theMode))
 357     return;
 358
 359   if (theMode > TopAbs_SHAPE) {
 360     // In order to avoid using custom selection modes
 361     if (theMode == ModuleBase_ResultPrs::Sel_Result) {
 362       AIS_Shape::ComputeSelection(aSelection, TopAbs_COMPOUND);
 363     }
 364     return;
 365   }
 366
 367   // TODO: OCCT issue should be created for the COMPOUND processing
 368   // before it is fixed, the next workaround in necessary
 369   if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPOUND)) {
 370     const TopoDS_Shape& aShape = Shape();
 371     TopExp_Explorer aCompExp(aShape, TopAbs_COMPOUND);
 372     // do not activate in compound mode shapes which do not contain compounds
 373     if (!aCompExp.More())
 374       return;
 375   }
 376
 377   // bug 2110: if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPSOLID)) {
 378   //  // Limit selection area only by actual object (Shape)
 379   //  ResultCompSolidPtr aCompSolid = ModelAPI_Tools::compSolidOwner(myResult);
 380   //  if (aCompSolid.get()) {
 381   //    std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aCompSolid);
 382   //    if (aShapePtr.get()) {
 383   //      TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
 384   //   int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_COMPSOLID);
 385   //     /// It is important to have priority for the shape of comp solid result less than priority
 386   //      /// for the presentation shape which is a sub-result.
 387   //      /// Reason is to select the sub-objects before: #1592
 388   //      aPriority = aPriority - 1;
 389   //      double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 390
 391   //      Handle(ModuleBase_BRepOwner) aOwner = new ModuleBase_BRepOwner(aShape, aPriority);
 392   //      StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 393   //        aDeflection, myDrawer->HLRAngle(), 9, 500);
 394
 395   //      for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 396   //        Handle(SelectMgr_EntityOwner) anOwner =
 397   //          Handle(SelectMgr_EntityOwner)
 398   //          ::DownCast(aSelection->Sensitive()->BaseSensitive()->OwnerId());
 399   //        anOwner->Set(this);
 400   //      }
 401   //      return;
 402   //    }
 403   //  }
 404   //}
 405   AIS_Shape::ComputeSelection(aSelection, theMode);
 406
 407   if (myAdditionalSelectionPriority > 0) {
 408     NCollection_Vector<Handle(SelectMgr_SensitiveEntity)> anEntities = aSelection->Entities();
 409     for (NCollection_Vector<Handle(SelectMgr_SensitiveEntity)>::Iterator anIt(anEntities);
 410          anIt.More();
 411          anIt.Next()) {
 412       Handle(SelectMgr_SensitiveEntity) anEntity = anIt.Value();
 413       Handle(SelectBasics_EntityOwner) aBasicsOwner = anEntity->BaseSensitive()->OwnerId();
 414       if (!aBasicsOwner.IsNull())
 415         aBasicsOwner->Set(aBasicsOwner->Priority() + myAdditionalSelectionPriority);
 416     }
 417   }
 418 }
 419
 420 //********************************************************************
 421 bool ModuleBase_ResultPrs::appendVertexSelection(const Handle(SelectMgr_Selection)& aSelection,
 422                                                  const Standard_Integer theMode)
 423 {
 424   if (Shape().ShapeType() == TopAbs_VERTEX) {
 425     const TopoDS_Shape& aShape = Shape();
 426
 427     int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_VERTEX);
 428     double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 429
 430     /// The cause of this method is the last parameter of BRep owner setting into True.
 431     /// That means that owner should behave like it comes from decomposition. (In this case, OCCT
 432     /// visualizes it in Ring style) OCCT version is 7.0.0 with path for SHAPER module.
 433     Handle(StdSelect_BRepOwner) aOwner = new StdSelect_BRepOwner(aShape, aPriority, Standard_True);
 434     StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 435                                                   aDeflection, myDrawer->HLRAngle(), 9, 500);
 436
 437
 438     NCollection_Vector<Handle(SelectMgr_SensitiveEntity)> anEntities = aSelection->Entities();
 439     for (NCollection_Vector<Handle(SelectMgr_SensitiveEntity)>::Iterator anIt(anEntities);
 440          anIt.More();
 441          anIt.Next()) {
 442       Handle(SelectMgr_SensitiveEntity) anEntity = anIt.Value();
 443       Handle(SelectMgr_EntityOwner) anOwner =
 444         Handle(SelectMgr_EntityOwner)
 445         ::DownCast(anEntity->BaseSensitive()->OwnerId());
 446       anOwner->Set(this);
 447     }
 448
 449     return true;
 450   }
 451   return false;
 452 }
 453
 454 //********************************************************************
 455 void ModuleBase_ResultPrs::HilightSelected(const Handle(PrsMgr_PresentationManager3d)& thePM,
 456                                            const SelectMgr_SequenceOfOwner& theOwners)
 457 {
 458   Handle(SelectMgr_EntityOwner) anOwner;
 459   Handle(ModuleBase_BRepOwner) aCompOwner;
 460   for (int i = 1; i <= theOwners.Length(); i++) {
 461     anOwner = theOwners.Value(i);
 462     aCompOwner = Handle(ModuleBase_BRepOwner)::DownCast(anOwner);
 463     if (aCompOwner.IsNull()) {
 464       thePM->Color(anOwner->Selectable(), GetContext()->SelectionStyle());
 465     }
 466     else {
 467       TopoDS_Shape aShape = aCompOwner->Shape();
 468       Handle( Prs3d_Presentation ) aSelectionPrs = GetSelectPresentation( thePM );
 469       aSelectionPrs->Clear();
 470
 471       StdPrs_WFShape::Add(aSelectionPrs, aShape, myDrawer);
 472
 473       aSelectionPrs->SetDisplayPriority(9);
 474       aSelectionPrs->Highlight(GetContext()->SelectionStyle());
 475       aSelectionPrs->Display();
 476       thePM->Color(this, GetContext()->SelectionStyle());
 477     }
 478   }
 479 }
 480
 481 //********************************************************************
 482 void ModuleBase_ResultPrs::HilightOwnerWithColor(const Handle(PrsMgr_PresentationManager3d)& thePM,
 483                                                  const Handle(Prs3d_Drawer)& theStyle,
 484                                                  const Handle(SelectMgr_EntityOwner)& theOwner)
 485 {
 486   Handle(StdSelect_BRepOwner) aOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 487   if (aOwner.IsNull())
 488     return;
 489
 490   TopoDS_Shape aShape = aOwner->Shape();
 491   if (!aShape.IsNull()) {
 492     thePM->Color(this, theStyle);
 493
 494     Handle( Prs3d_Presentation ) aHilightPrs = GetHilightPresentation( thePM );
 495     aHilightPrs->Clear();
 496
 497     StdPrs_WFShape::Add(aHilightPrs, aShape, myDrawer);
 498     aHilightPrs->Highlight(theStyle);
 499
 500     if (thePM->IsImmediateModeOn())
 501       thePM->AddToImmediateList(aHilightPrs);
 502   }
 503 }
 504
 505
 506 //********************************************************************
 507 void ModuleBase_ResultPrs::updateIsoLines()
 508 {
 509   std::vector<int> aIsoValues;
 510   bool isIsoVisible;
 511   ModelAPI_Tools::getIsoLines(myResult, isIsoVisible, aIsoValues);
 512   if (isIsoVisible) {
 513     if (aIsoValues.size() == 0) {
 514       aIsoValues.push_back(1);
 515       aIsoValues.push_back(1);
 516     }
 517   }
 518   else {
 519     if (aIsoValues.size() == 0) {
 520       aIsoValues.push_back(0);
 521       aIsoValues.push_back(0);
 522     }
 523     else {
 524       aIsoValues[0] = 0;
 525       aIsoValues[1] = 0;
 526     }
 527   }
 528   myUIsoAspect->SetNumber(aIsoValues[0]);
 529   myVIsoAspect->SetNumber(aIsoValues[1]);
 530 }