src/ModuleBase/ModuleBase_ResultPrs.cpp

   1 // Copyright (C) 2014-2017  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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "ModuleBase_ResultPrs.h"
  22
  23 #include <GeomAPI_PlanarEdges.h>
  24
  25 #include <ModelAPI_Events.h>
  26 #include <ModelAPI_Tools.h>
  27 #include <ModelAPI_ResultConstruction.h>
  28 #include <ModelAPI_ResultCompSolid.h>
  29
  30 #include "ModuleBase_Tools.h"
  31 #include "ModuleBase_BRepOwner.h"
  32
  33 #include <Events_InfoMessage.h>
  34 #include <Events_Loop.h>
  35
  36 #include <BRep_Builder.hxx>
  37 #include <Prs3d_Drawer.hxx>
  38 #include <Prs3d.hxx>
  39 #include <Prs3d_PointAspect.hxx>
  40 #include <Prs3d_IsoAspect.hxx>
  41 #include <TopoDS_Builder.hxx>
  42 #include <TopoDS.hxx>
  43 #include <SelectMgr_SequenceOfOwner.hxx>
  44 #include <SelectMgr_EntityOwner.hxx>
  45 #include <SelectMgr_SelectionManager.hxx>
  46 #include <StdPrs_WFShape.hxx>
  47 #include <StdSelect_BRepSelectionTool.hxx>
  48 #include <AIS_InteractiveContext.hxx>
  49 #include <AIS_Selection.hxx>
  50 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  51 #include <Graphic3d_AspectMarker3d.hxx>
  52 #include <TopExp_Explorer.hxx>
  53
  54 //*******************************************************************************************
  55
  56 IMPLEMENT_STANDARD_RTTIEXT(ModuleBase_ResultPrs, ViewerData_AISShape);
  57
  58
  59
  60 ModuleBase_ResultPrs::ModuleBase_ResultPrs(ResultPtr theResult)
  61   : ViewerData_AISShape(TopoDS_Shape()), myResult(theResult), myAdditionalSelectionPriority(0)
  62 {
  63   std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(theResult);
  64   TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
  65   Set(aShape);
  66   Handle(Prs3d_Drawer) aDrawer = Attributes();
  67   if (aDrawer->HasOwnPointAspect())
  68     aDrawer->PointAspect()->SetTypeOfMarker(Aspect_TOM_PLUS);
  69   else
  70     aDrawer->SetPointAspect(new Prs3d_PointAspect(Aspect_TOM_PLUS, Quantity_NOC_YELLOW, 1.));
  71
  72   // Activate individual repaintng if this is a part of compsolid
  73   ResultCompSolidPtr aCompSolid = ModelAPI_Tools::compSolidOwner(myResult);
  74   SetAutoHilight(aCompSolid.get() == NULL);
  75
  76   ModuleBase_Tools::setPointBallHighlighting(this);
  77 }
  78
  79 void ModuleBase_ResultPrs::setAdditionalSelectionPriority(const int thePriority)
  80 {
  81   myAdditionalSelectionPriority = thePriority;
  82 }
  83
  84 bool ModuleBase_ResultPrs::setSubShapeHidden(const NCollection_List<TopoDS_Shape>& theShapes)
  85 {
  86   bool isModified = false;
  87
  88   // restore hidden shapes if there are not the shapes in parameter container
  89   NCollection_List<TopoDS_Shape> aVisibleSubShapes;
  90   for (NCollection_List<TopoDS_Shape>::Iterator aHiddenIt(myHiddenSubShapes); aHiddenIt.More();
  91        aHiddenIt.Next()) {
  92     if (!theShapes.Contains(aHiddenIt.Value()))
  93       aVisibleSubShapes.Append(aHiddenIt.Value());
  94   }
  95   isModified = !aVisibleSubShapes.IsEmpty();
  96   for (NCollection_List<TopoDS_Shape>::Iterator aVisibleIt(aVisibleSubShapes); aVisibleIt.More();
  97        aVisibleIt.Next())
  98     myHiddenSubShapes.Remove(aVisibleIt.Value());
  99
 100   // append hidden shapes into internal container if there are not these shapes
 101   for (NCollection_List<TopoDS_Shape>::Iterator aShapeIt(theShapes); aShapeIt.More();
 102     aShapeIt.Next())
 103   {
 104     if (aShapeIt.Value().ShapeType() != TopAbs_FACE) // only face shape can be hidden
 105       continue;
 106
 107     if (!myHiddenSubShapes.Contains(aShapeIt.Value())) {
 108       myHiddenSubShapes.Append(aShapeIt.Value());
 109       isModified = true;
 110     }
 111   }
 112   return isModified;
 113 }
 114
 115 bool ModuleBase_ResultPrs::hasSubShapeVisible(const TopoDS_Shape& theShape)
 116 {
 117   int aNbOfHiddenSubShapes = myHiddenSubShapes.Size();
 118
 119   if (!myHiddenSubShapes.Contains(theShape))
 120     aNbOfHiddenSubShapes++; // the shape to be hidden later
 121
 122   TopExp_Explorer anExp(myOriginalShape, TopAbs_FACE);
 123   bool aHasVisibleShape = false;
 124   for(TopExp_Explorer anExp(myOriginalShape, TopAbs_FACE); anExp.More() && !aHasVisibleShape;
 125       anExp.Next())
 126   {
 127     aNbOfHiddenSubShapes--;
 128     if (aNbOfHiddenSubShapes < 0)
 129       aHasVisibleShape = true;
 130   }
 131   return aHasVisibleShape;
 132 }
 133
 134 void ModuleBase_ResultPrs::Compute(
 135           const Handle(PrsMgr_PresentationManager3d)& thePresentationManager,
 136           const Handle(Prs3d_Presentation)& thePresentation,
 137           const Standard_Integer theMode)
 138 {
 139   std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(myResult);
 140   bool aReadyToDisplay = aShapePtr.get();
 141   if (aReadyToDisplay) {
 142     myOriginalShape = aShapePtr->impl<TopoDS_Shape>();
 143     if (myHiddenSubShapes.IsEmpty() || myOriginalShape.ShapeType() > TopAbs_FACE ) {
 144       if (!myOriginalShape.IsNull())
 145         Set(myOriginalShape);
 146     }
 147     else { // convert shape into SHELL
 148       TopoDS_Shell aShell;
 149       BRep_Builder aShellBuilder;
 150       aShellBuilder.MakeShell(aShell);
 151       bool isEmptyShape = true;
 152       for(TopExp_Explorer anExp(myOriginalShape, TopAbs_FACE); anExp.More(); anExp.Next()) {
 153         if (myHiddenSubShapes.Contains(anExp.Current()))
 154           continue;
 155         aShellBuilder.Add(aShell, anExp.Current());
 156         isEmptyShape = false;
 157       }
 158       Set(aShell);
 159       if (isEmptyShape)
 160         aReadyToDisplay = false;
 161     }
 162   }
 163   // change deviation coefficient to provide more precise circle
 164   //ModuleBase_Tools::setDefaultDeviationCoefficient(myResult, Attributes());
 165   AIS_Shape::Compute(thePresentationManager, thePresentation, theMode);
 166
 167   if (!aReadyToDisplay) {
 168     Events_InfoMessage("ModuleBase_ResultPrs",
 169                        "An empty AIS presentation: ModuleBase_ResultPrs").send();
 170     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_EMPTY_AIS_PRESENTATION);
 171     ModelAPI_EventCreator::get()->sendUpdated(myResult, anEvent);
 172   }
 173 }
 174
 175 void ModuleBase_ResultPrs::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
 176                                             const Standard_Integer theMode)
 177 {
 178   if (appendVertexSelection(aSelection, theMode))
 179     return;
 180
 181   if (theMode > TopAbs_SHAPE) {
 182     // In order to avoid using custom selection modes
 183     if (theMode == ModuleBase_ResultPrs::Sel_Result) {
 184       AIS_Shape::ComputeSelection(aSelection, TopAbs_COMPOUND);
 185     }
 186     return;
 187   }
 188
 189   // TODO: OCCT issue should be created for the COMPOUND processing
 190   // before it is fixed, the next workaround in necessary
 191   if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPOUND)) {
 192     const TopoDS_Shape& aShape = Shape();
 193     TopExp_Explorer aCompExp(aShape, TopAbs_COMPOUND);
 194     // do not activate in compound mode shapes which do not contain compounds
 195     if (!aCompExp.More())
 196       return;
 197   }
 198
 199   if (theMode == AIS_Shape::SelectionMode(TopAbs_COMPSOLID)) {
 200     // Limit selection area only by actual object (Shape)
 201     ResultCompSolidPtr aCompSolid = ModelAPI_Tools::compSolidOwner(myResult);
 202     if (aCompSolid.get()) {
 203       std::shared_ptr<GeomAPI_Shape> aShapePtr = ModelAPI_Tools::shape(aCompSolid);
 204       if (aShapePtr.get()) {
 205         TopoDS_Shape aShape = aShapePtr->impl<TopoDS_Shape>();
 206         int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_COMPSOLID);
 207         /// It is important to have priority for the shape of comp solid result less than priority
 208         /// for the presentation shape which is a sub-result.
 209         /// Reason is to select the sub-objects before: #1592
 210         aPriority = aPriority - 1;
 211         double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 212
 213         Handle(ModuleBase_BRepOwner) aOwner = new ModuleBase_BRepOwner(aShape, aPriority);
 214         StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 215           aDeflection, myDrawer->HLRAngle(), 9, 500);
 216
 217         for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 218           Handle(SelectMgr_EntityOwner) anOwner =
 219             Handle(SelectMgr_EntityOwner)
 220             ::DownCast(aSelection->Sensitive()->BaseSensitive()->OwnerId());
 221           anOwner->Set(this);
 222         }
 223         return;
 224       }
 225     }
 226     //AIS_Shape::ComputeSelection(aSelection, 0);
 227   }
 228   AIS_Shape::ComputeSelection(aSelection, theMode);
 229
 230   if (myAdditionalSelectionPriority > 0) {
 231     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 232       Handle(SelectBasics_EntityOwner) aBasicsOwner =
 233         aSelection->Sensitive()->BaseSensitive()->OwnerId();
 234       if (!aBasicsOwner.IsNull())
 235         aBasicsOwner->Set(aBasicsOwner->Priority() + myAdditionalSelectionPriority);
 236     }
 237   }
 238 }
 239
 240 bool ModuleBase_ResultPrs::appendVertexSelection(const Handle(SelectMgr_Selection)& aSelection,
 241                                                  const Standard_Integer theMode)
 242 {
 243   if (Shape().ShapeType() == TopAbs_VERTEX) {
 244     const TopoDS_Shape& aShape = Shape();
 245
 246     int aPriority = StdSelect_BRepSelectionTool::GetStandardPriority(aShape, TopAbs_VERTEX);
 247     double aDeflection = Prs3d::GetDeflection(aShape, myDrawer);
 248
 249     /// The cause of this method is the last parameter of BRep owner setting into True.
 250     /// That means that owner should behave like it comes from decomposition. (In this case, OCCT
 251     /// visualizes it in Ring style) OCCT version is 7.0.0 with path for SHAPER module.
 252     Handle(StdSelect_BRepOwner) aOwner = new StdSelect_BRepOwner(aShape, aPriority, Standard_True);
 253     StdSelect_BRepSelectionTool::ComputeSensitive(aShape, aOwner, aSelection,
 254                                                   aDeflection, myDrawer->HLRAngle(), 9, 500);
 255
 256     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 257       Handle(SelectMgr_EntityOwner) anOwner =
 258         Handle(SelectMgr_EntityOwner)
 259         ::DownCast(aSelection->Sensitive()->BaseSensitive()->OwnerId());
 260       anOwner->Set(this);
 261     }
 262     return true;
 263   }
 264   return false;
 265 }
 266
 267 void ModuleBase_ResultPrs::HilightSelected(const Handle(PrsMgr_PresentationManager3d)& thePM,
 268                                            const SelectMgr_SequenceOfOwner& theOwners)
 269 {
 270   Handle(SelectMgr_EntityOwner) anOwner;
 271   Handle(ModuleBase_BRepOwner) aCompOwner;
 272   for (int i = 1; i <= theOwners.Length(); i++) {
 273     anOwner = theOwners.Value(i);
 274     aCompOwner = Handle(ModuleBase_BRepOwner)::DownCast(anOwner);
 275     if (aCompOwner.IsNull()) {
 276       thePM->Color(anOwner->Selectable(), GetContext()->SelectionStyle());
 277     }
 278     else {
 279       TopoDS_Shape aShape = aCompOwner->Shape();
 280       Handle( Prs3d_Presentation ) aSelectionPrs = GetSelectPresentation( thePM );
 281       aSelectionPrs->Clear();
 282
 283       StdPrs_WFShape::Add(aSelectionPrs, aShape, myDrawer);
 284
 285       aSelectionPrs->SetDisplayPriority(9);
 286       aSelectionPrs->Highlight(GetContext()->SelectionStyle());
 287       aSelectionPrs->Display();
 288       thePM->Color(this, GetContext()->SelectionStyle());
 289     }
 290   }
 291 }
 292
 293 void ModuleBase_ResultPrs::HilightOwnerWithColor(const Handle(PrsMgr_PresentationManager3d)& thePM,
 294                                                  const Handle(Graphic3d_HighlightStyle)& theStyle,
 295                                                  const Handle(SelectMgr_EntityOwner)& theOwner)
 296 {
 297   Handle(StdSelect_BRepOwner) aOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 298   if (aOwner.IsNull())
 299     return;
 300
 301   TopoDS_Shape aShape = aOwner->Shape();
 302   if (!aShape.IsNull()) {
 303     thePM->Color(this, theStyle);
 304
 305     Handle( Prs3d_Presentation ) aHilightPrs = GetHilightPresentation( thePM );
 306     aHilightPrs->Clear();
 307
 308     StdPrs_WFShape::Add(aHilightPrs, aShape, myDrawer);
 309     aHilightPrs->Highlight(theStyle);
 310
 311     if (thePM->IsImmediateModeOn())
 312       thePM->AddToImmediateList(aHilightPrs);
 313   }
 314 }