src/ModuleBase/ModuleBase_ResultPrs.cpp

   1 // Copyright (C) 2014-2020  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()),
  73     myResult(theResult),
  74     myIsSubstituted(false),
  75     myTransparency(1),
  76     myAdditionalSelectionPriority(0)
  77 {
  78
  79   GeomShapePtr aShapePtr = ModelAPI_Tools::shape(theResult);
  80   TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
  81   // Workaround for Sketch subshapes which has no discrete representation
  82   // until sketch faces are built and displayed.
  83   // Thus, perform discretization of such edges.
  84   if (theResult->groupName() == ModelAPI_ResultConstruction::group() &&
  85     aShape.ShapeType() == TopAbs_EDGE) {
  86     GeomEdgePtr anEdgePtr = GeomEdgePtr(new GeomAPI_Edge(aShapePtr));
  87     if (anEdgePtr->isCircle() || anEdgePtr->isArc()) {
  88       TopoDS_Edge anEdge = TopoDS::Edge(aShape);
  89       TopLoc_Location aLoc;
  90       Handle(Poly_Polygon3D) aPoly3D = BRep_Tool::Polygon3D(anEdge, aLoc);
  91       if (aPoly3D.IsNull()) {
  92         double aDeflection = Config_PropManager::real("Visualization", "construction_deflection");
  93         BRepMesh_IncrementalMesh(aShape, aDeflection);
  94       }
  95     }
  96   }
  97   Set(aShape);
  98
  99   // Activate individual repaintng if this is a part of compsolid
 100   ResultBodyPtr aResOwner = ModelAPI_Tools::bodyOwner(myResult);
 101   SetAutoHilight(aResOwner.get() == NULL);
 102
 103   // Set own free boundaries aspect in order to have free
 104   // and unfree boundaries with different colors
 105   Handle(Prs3d_Drawer) aDrawer = Attributes();
 106   aDrawer->SetUnFreeBoundaryAspect(
 107     new Prs3d_LineAspect(Quantity_NOC_YELLOW, Aspect_TOL_SOLID, 1));
 108   aDrawer->SetFreeBoundaryAspect(new Prs3d_LineAspect(Quantity_NOC_GREEN, Aspect_TOL_SOLID, 1));
 109   aDrawer->SetFaceBoundaryAspect(new Prs3d_LineAspect(Quantity_NOC_BLACK, Aspect_TOL_SOLID, 1));
 110
 111   Quantity_Color aColor;
 112   Color(aColor);
 113
 114   std::vector<int> aIsoValues;
 115   bool isIsoVisible;
 116   ModelAPI_Tools::getIsoLines(myResult, isIsoVisible, aIsoValues);
 117   if (isIsoVisible) {
 118     if (aIsoValues.size() == 0) {
 119       aIsoValues.push_back(1);
 120       aIsoValues.push_back(1);
 121     }
 122   }
 123   else {
 124     aIsoValues.push_back(0);
 125     aIsoValues.push_back(0);
 126   }
 127   myUIsoAspect = new Prs3d_IsoAspect(aColor, Aspect_TOL_SOLID, 1, aIsoValues[0]);
 128   myVIsoAspect = new Prs3d_IsoAspect(aColor, Aspect_TOL_SOLID, 1, aIsoValues[1]);
 129   aDrawer->SetUIsoAspect(myUIsoAspect);
 130   aDrawer->SetVIsoAspect(myVIsoAspect);
 131
 132   if (aDrawer->HasOwnPointAspect())
 133     aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_PLUS);
 134   else
 135     aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_PLUS, Quantity_NOC_YELLOW, 1.));
 136
 137   aDrawer = DynamicHilightAttributes();
 138   if (aDrawer.IsNull()) {
 139     if (!ModuleBase_IViewer::DefaultHighlightDrawer.IsNull()) {
 140       aDrawer = new Prs3d_Drawer(*ModuleBase_IViewer::DefaultHighlightDrawer);
 141       aDrawer->SetUIsoAspect(myUIsoAspect);
 142       aDrawer->SetVIsoAspect(myVIsoAspect);
 143       SetDynamicHilightAttributes(aDrawer);
 144     }
 145   }
 146
 147   myHiddenSubShapesDrawer = new AIS_ColoredDrawer(myDrawer);
 148   Handle(Prs3d_ShadingAspect) aShadingAspect = new Prs3d_ShadingAspect();
 149   aShadingAspect->SetMaterial(Graphic3d_NOM_BRASS); //default value of context material
 150   aShadingAspect->Aspect()->SetEdgeColor(Quantity_NOC_BLACK);
 151   myHiddenSubShapesDrawer->SetShadingAspect(aShadingAspect);
 152
 153   ModuleBase_Tools::setPointBallHighlighting(this);
 154
 155   // Define colors for wireframe mode
 156   setEdgesDefaultColor();
 157
 158   ModuleBase_Tools::setDefaultDeviationCoefficient(Shape(), DynamicHilightAttributes());
 159   ModuleBase_Tools::setDefaultDeviationCoefficient(Shape(), Attributes());
 160   Attributes()->UpdatePreviousDeviationCoefficient();
 161 }
 162
 163 //********************************************************************
 164 void ModuleBase_ResultPrs::setAdditionalSelectionPriority(const int thePriority)
 165 {
 166   myAdditionalSelectionPriority = thePriority;
 167 }
 168
 169 //********************************************************************
 170 void ModuleBase_ResultPrs::SetColor (const Quantity_Color& theColor)
 171 {
 172   ViewerData_AISShape::SetColor(theColor);
 173   myHiddenSubShapesDrawer->ShadingAspect()->SetColor (theColor, myCurrentFacingModel);
 174   setEdgesDefaultColor();
 175   myUIsoAspect->SetColor(theColor);
 176   myVIsoAspect->SetColor(theColor);
 177 }
 178
 179 void ModuleBase_ResultPrs::setEdgesDefaultColor()
 180 {
 181   if (myResult.get()) {
 182     AttributeIntArrayPtr aColorAttr = myResult->data()->intArray(ModelAPI_Result::COLOR_ID());
 183     bool aHasColor = aColorAttr.get() && aColorAttr->isInitialized();
 184
 185     Handle(Prs3d_Drawer) aDrawer = Attributes();
 186     aDrawer->SetFaceBoundaryDraw(Standard_True);
 187     aDrawer->FaceBoundaryAspect()->SetColor(Quantity_NOC_BLACK);
 188
 189     if (!aHasColor) {
 190       aDrawer->UnFreeBoundaryAspect()->SetColor(Quantity_NOC_YELLOW);
 191       aDrawer->FreeBoundaryAspect()->SetColor(Quantity_NOC_GREEN);
 192       aDrawer->WireAspect()->SetColor(Quantity_NOC_RED);
 193
 194       aDrawer->SetUnFreeBoundaryDraw(Standard_True);
 195       aDrawer->SetFreeBoundaryDraw(Standard_True);
 196       aDrawer->SetWireDraw(Standard_True);
 197     }
 198   }
 199 }
 200
 201
 202 //********************************************************************
 203 void ModuleBase_ResultPrs::setSubShapeHidden(const TopoDS_ListOfShape& theShapes)
 204 {
 205   TopoDS_Compound aCompound;
 206   BRep_Builder aBBuilder;
 207   aBBuilder.MakeCompound (aCompound);
 208
 209   myHiddenSubShapes = theShapes;
 210   collectSubShapes(aBBuilder, aCompound, myOriginalShape, myHiddenSubShapes);
 211   myVisibleCompound = aCompound;
 212
 213   aBBuilder.MakeCompound (aCompound);
 214   TopoDS_ListOfShape::Iterator aIt(myHiddenSubShapes);
 215   for (; aIt.More(); aIt.Next()) {
 216     aBBuilder.Add(aCompound, aIt.Value());
 217   }
 218   myHiddenCompound = aCompound;
 219 }
 220
 221 //********************************************************************
 222 bool ModuleBase_ResultPrs::isSubShapeHidden(const TopoDS_Shape& theShape)
 223 {
 224   if (theShape.IsNull() || theShape.ShapeType() != TopAbs_FACE) // only face shape can be hidden
 225     return false;
 226
 227   // orientation of parameter shape(come from selection) may be wrong, check isEqual() to be sure
 228   TopoDS_ListOfShape::Iterator aShapeIt(myHiddenSubShapes);
 229   for (; aShapeIt.More(); aShapeIt.Next()) {
 230     if (theShape.IsSame(aShapeIt.Value()))
 231       return true;
 232   }
 233
 234   return true;
 235 }
 236
 237 //********************************************************************
 238 bool ModuleBase_ResultPrs::hasSubShapeVisible(
 239   const TopoDS_ListOfShape& theShapesToSkip)
 240 {
 241   TopoDS_Compound aCompound;
 242   BRep_Builder aBuilder;
 243   aBuilder.MakeCompound (aCompound);
 244   TopoDS_ListOfShape aShapesToSkip;
 245   TopoDS_ListOfShape aHiddenCopy(myHiddenSubShapes);
 246   aShapesToSkip.Append(aHiddenCopy);
 247   for (TopoDS_ListOfShape::Iterator anIt(theShapesToSkip); anIt.More(); anIt.Next())
 248     aShapesToSkip.Append(anIt.Value());
 249
 250   collectSubShapes(aBuilder, aCompound, myOriginalShape, aShapesToSkip);
 251   return !BOPTools_AlgoTools3D::IsEmptyShape(aCompound);
 252 }
 253
 254 //********************************************************************
 255 bool ModuleBase_ResultPrs::setHiddenSubShapeTransparency(double theTransparency)
 256 {
 257   if (myTransparency == theTransparency || theTransparency > 1 || theTransparency < 0)
 258     return false;
 259
 260   myTransparency = theTransparency;
 261   myHiddenSubShapesDrawer->ShadingAspect()->SetTransparency (theTransparency, myCurrentFacingModel);
 262   return true;
 263 }
 264
 265 //********************************************************************
 266 void ModuleBase_ResultPrs::Compute(
 267           const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 268           const Handle(Prs3d_Presentation)& thePresentation,
 269           const Standard_Integer theMode)
 270 {
 271   std::shared_ptr<GeomAPI_Shape> aShapePtr = myResult->shape();
 272   bool aReadyToDisplay = aShapePtr.get();
 273   if (aReadyToDisplay) {
 274     myOriginalShape = aShapePtr->impl<TopoDS_Shape>();
 275     if (myHiddenSubShapes.IsEmpty() || myOriginalShape.ShapeType() > TopAbs_FACE ) {
 276       if (!myOriginalShape.IsNull()) {
 277         Set(myOriginalShape);
 278         myIsSubstituted = false;
 279       }
 280     }
 281     else { // convert shape into SHELL
 282       bool isEmptyShape = BOPTools_AlgoTools3D::IsEmptyShape(myVisibleCompound);
 283       Set(myVisibleCompound);
 284       myIsSubstituted = true;
 285       if (isEmptyShape)
 286         aReadyToDisplay = false;
 287     }
 288   }
 289   // change deviation coefficient to provide more precise circle
 290   try {
 291     AIS_Shape::Compute(thePresentationManager, thePresentation, theMode);
 292   }
 293   catch (...) {
 294     return;
 295   }
 296
 297   // visualize hidden sub-shapes transparent
 298   if (myResult.get()) {
 299     if (myTransparency < 1 && !myHiddenSubShapes.IsEmpty())
 300     {
 301       StdPrs_ShadedShape::Add(thePresentation, myHiddenCompound, myHiddenSubShapesDrawer);
 302       aReadyToDisplay = true;
 303     }
 304
 305     if (!aReadyToDisplay) {
 306       Events_InfoMessage("ModuleBase_ResultPrs",
 307         "An empty AIS presentation: ModuleBase_ResultPrs").send();
 308       static const Events_ID anEvent = Events_Loop::eventByName(EVENT_EMPTY_AIS_PRESENTATION);
 309       ModelAPI_EventCreator::get()->sendUpdated(myResult, anEvent);
 310     }
 311   }
 312 }
 313
 314 //********************************************************************
 315 void ModuleBase_ResultPrs::collectSubShapes(BRep_Builder& theBuilder,
 316   TopoDS_Shape& theCompound, const TopoDS_Shape& theShape,
 317   const TopoDS_ListOfShape& theHiddenSubShapes)
 318 {
 319   switch (theShape.ShapeType()) {
 320     case TopAbs_COMPSOLID:
 321     case TopAbs_COMPOUND: {
 322       for (TopoDS_Iterator aChildIter (theShape); aChildIter.More(); aChildIter.Next())
 323         collectSubShapes(theBuilder, theCompound, aChildIter.Value(), theHiddenSubShapes);
 324     }
 325     break;
 326     case TopAbs_SOLID:
 327     case TopAbs_SHELL: {
 328       for (TopExp_Explorer anExp (theShape, TopAbs_FACE); anExp.More(); anExp.Next()) {
 329         collectSubShapes(theBuilder, theCompound, anExp.Current(), theHiddenSubShapes);
 330       }
 331     }
 332     break;
 333     case TopAbs_WIRE: {
 334       for (TopExp_Explorer anExp (theShape, TopAbs_EDGE); anExp.More(); anExp.Next()) {
 335         collectSubShapes(theBuilder, theCompound, anExp.Current(), theHiddenSubShapes);
 336       }
 337     }
 338     break;
 339     case TopAbs_FACE: {
 340       if (theHiddenSubShapes.Contains(theShape))
 341         return; // remove hidden shape
 342       theBuilder.Add(theCompound, theShape);
 343     }
 344     break;
 345     case TopAbs_EDGE:
 346     case TopAbs_VERTEX: {
 347       theBuilder.Add(theCompound, theShape);
 348     }
 349     default:
 350       break;
 351   }
 352 }
 353
 354 //********************************************************************
 355 void ModuleBase_ResultPrs::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 356                                             const Standard_Integer theMode)
 357 {
 358   if (appendVertexSelection(aSelection, theMode))
 359     return;
 360
 361   if (theMode > TopAbs_SHAPE) {
 362     // In order to avoid using custom selection modes
 363     if (theMode == ModuleBase_ResultPrs::Sel_Result) {
 364       AIS_Shape::ComputeSelection(aSelection, TopAbs_COMPOUND);
 365     }
 366     return;
 367   }
 368
 369   // TODO: OCCT issue should be created for the COMPOUND processing
 370   // before it is fixed, the next workaround in necessary
 371   if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPOUND)) {
 372     const TopoDS_Shape& aShape = Shape();
 373     TopExp_Explorer aCompExp(aShape, TopAbs_COMPOUND);
 374     // do not activate in compound mode shapes which do not contain compounds
 375     if (!aCompExp.More())
 376       return;
 377   }
 378
 379   // bug 2110: if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPSOLID)) {
 380   //  // Limit selection area only by actual object (Shape)
 381   //  ResultCompSolidPtr aCompSolid = ModelAPI_Tools::compSolidOwner(myResult);
 382   //  if (aCompSolid.get()) {
 383   //    std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aCompSolid);
 384   //    if (aShapePtr.get()) {
 385   //      TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
 386   //   int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_COMPSOLID);
 387   //     /// It is important to have priority for the shape of comp solid result less than priority
 388   //      /// for the presentation shape which is a sub-result.
 389   //      /// Reason is to select the sub-objects before: #1592
 390   //      aPriority = aPriority - 1;
 391   //      double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 392
 393   //      Handle(ModuleBase_BRepOwner) aOwner = new ModuleBase_BRepOwner(aShape, aPriority);
 394   //      StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 395   //        aDeflection, myDrawer->HLRAngle(), 9, 500);
 396
 397   //      for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 398   //        Handle(SelectMgr_EntityOwner) anOwner =
 399   //          Handle(SelectMgr_EntityOwner)
 400   //          ::DownCast(aSelection->Sensitive()->BaseSensitive()->OwnerId());
 401   //        anOwner->Set(this);
 402   //      }
 403   //      return;
 404   //    }
 405   //  }
 406   //}
 407   AIS_Shape::ComputeSelection(aSelection, theMode);
 408
 409   if (myAdditionalSelectionPriority > 0) {
 410     NCollection_Vector<Handle(SelectMgr_SensitiveEntity)> anEntities = aSelection->Entities();
 411     for (NCollection_Vector<Handle(SelectMgr_SensitiveEntity)>::Iterator anIt(anEntities);
 412          anIt.More();
 413          anIt.Next()) {
 414       Handle(SelectMgr_SensitiveEntity) anEntity = anIt.Value();
 415       Handle(SelectBasics_EntityOwner) aBasicsOwner = anEntity->BaseSensitive()->OwnerId();
 416       if (!aBasicsOwner.IsNull())
 417         aBasicsOwner->SetPriority(aBasicsOwner->Priority() + myAdditionalSelectionPriority);
 418     }
 419   }
 420 }
 421
 422 //********************************************************************
 423 bool ModuleBase_ResultPrs::appendVertexSelection(const Handle(SelectMgr_Selection)& aSelection,
 424                                                  const Standard_Integer theMode)
 425 {
 426   if (Shape().ShapeType() == TopAbs_VERTEX) {
 427     const TopoDS_Shape& aShape = Shape();
 428
 429     int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_VERTEX);
 430     double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 431
 432     /// The cause of this method is the last parameter of BRep owner setting into True.
 433     /// That means that owner should behave like it comes from decomposition. (In this case, OCCT
 434     /// visualizes it in Ring style) OCCT version is 7.0.0 with path for SHAPER module.
 435     Handle(StdSelect_BRepOwner) aOwner = new StdSelect_BRepOwner(aShape, aPriority, Standard_True);
 436     StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 437                                                   aDeflection, myDrawer->HLRAngle(), 9, 500);
 438
 439
 440     NCollection_Vector<Handle(SelectMgr_SensitiveEntity)> anEntities = aSelection->Entities();
 441     for (NCollection_Vector<Handle(SelectMgr_SensitiveEntity)>::Iterator anIt(anEntities);
 442          anIt.More();
 443          anIt.Next()) {
 444       Handle(SelectMgr_SensitiveEntity) anEntity = anIt.Value();
 445       Handle(SelectMgr_EntityOwner) anOwner = anEntity->BaseSensitive()->OwnerId();
 446       anOwner->SetSelectable(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 }