src/Model/Model_ResultGroup.cpp

   1 // Copyright (C) 2014-2022  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 <Model_ResultGroup.h>
  21 #include <Model_Data.h>
  22 #include <ModelAPI_AttributeSelectionList.h>
  23
  24 #include <GeomAlgoAPI_CompoundBuilder.h>
  25 #include <GeomAPI_ShapeExplorer.h>
  26
  27 #include <Config_PropManager.h>
  28
  29 #include <TDF_Label.hxx>
  30 #include <TDF_Reference.hxx>
  31 #include <TNaming_Builder.hxx>
  32 #include <TNaming_NamedShape.hxx>
  33 #include <TopoDS_Shape.hxx>
  34
  35 Model_ResultGroup::Model_ResultGroup(std::shared_ptr<ModelAPI_Data> theOwnerData)
  36 {
  37   myOwnerData = theOwnerData;
  38 }
  39
  40 void Model_ResultGroup::colorConfigInfo(std::string& theSection, std::string& theName,
  41                                        std::string& theDefault)
  42 {
  43   theSection = "Visualization";
  44   theName = "result_group_color";
  45   theDefault = DEFAULT_COLOR();
  46 }
  47
  48 std::shared_ptr<GeomAPI_Shape> Model_ResultGroup::shape()
  49 {
  50   std::shared_ptr<GeomAPI_Shape> aResult;
  51   // obtain stored shape
  52   std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
  53   if (aData && aData->isValid()) {
  54     TDF_Label aShapeLab = aData->shapeLab();
  55     Handle(TDF_Reference) aRef;
  56     if (aShapeLab.FindAttribute(TDF_Reference::GetID(), aRef)) {
  57       aShapeLab = aRef->Get();
  58     }
  59     Handle(TNaming_NamedShape) aName;
  60     if (aShapeLab.FindAttribute(TNaming_NamedShape::GetID(), aName)) {
  61       TopoDS_Shape aShape = aName->Get();
  62       if (!aShape.IsNull()) {
  63         aResult.reset(new GeomAPI_Shape);
  64         aResult->setImpl(new TopoDS_Shape(aShape));
  65       }
  66     }
  67   }
  68   // collect shapes selected in group
  69   if (!aResult && myOwnerData) {
  70     AttributeSelectionListPtr aList = myOwnerData->selectionList("group_list");
  71     if (aList) {
  72       GeomAPI_DataMapOfShapeShape aShapesMap; // to avoid shapes duplication
  73       std::list<std::shared_ptr<GeomAPI_Shape> > aSubs;
  74       for(int a = aList->size() - 1; a >= 0; a--) {
  75         std::shared_ptr<GeomAPI_Shape> aSelection = aList->value(a)->value();
  76         if (aList->isWholeResultAllowed()) { // whole result selection, explode to sub-shapes
  77           if (!aSelection.get() || aSelection->isNull()) {
  78             ResultPtr aContext = aList->value(a)->context();
  79             if (aContext)
  80               aSelection = aContext->shape();
  81           }
  82           if (aSelection && !aSelection->isNull()) {
  83             GeomAPI_Shape::ShapeType aType = GeomAPI_Shape::shapeTypeByStr(aList->selectionType());
  84             if (aType == aSelection->shapeType()) {
  85               if (aShapesMap.bind(aSelection, aSelection))
  86                 aSubs.push_back(aSelection);
  87             } else {
  88               for(GeomAPI_ShapeExplorer anExp(aSelection, aType); anExp.more(); anExp.next()) {
  89                 if (aShapesMap.bind(anExp.current(), anExp.current()))
  90                   aSubs.push_back(anExp.current());
  91               }
  92             }
  93           }
  94         } else { // take selection as it is
  95           if (aSelection && !aSelection->isNull()) {
  96             if (aShapesMap.bind(aSelection, aSelection))
  97               aSubs.push_back(aSelection);
  98           }
  99         }
 100       }
 101       if (!aSubs.empty()) {
 102         aResult = GeomAlgoAPI_CompoundBuilder::compound(aSubs);
 103       }
 104     }
 105   }
 106   return aResult;
 107 }
 108
 109 void Model_ResultGroup::store(const GeomShapePtr& theShape)
 110 {
 111   std::shared_ptr<Model_Data> aData = std::dynamic_pointer_cast<Model_Data>(data());
 112   if (aData) {
 113     TDF_Label aShapeLab = aData->shapeLab();
 114     aShapeLab.ForgetAttribute(TDF_Reference::GetID());
 115     aShapeLab.ForgetAttribute(TNaming_NamedShape::GetID());
 116
 117     if (!theShape)
 118       return;  // bad shape
 119     TopoDS_Shape aShape = theShape->impl<TopoDS_Shape>();
 120     if (aShape.IsNull())
 121       return;  // null shape inside
 122
 123     // store the new shape as primitive
 124     TNaming_Builder aBuilder(aShapeLab);
 125     aBuilder.Generated(aShape);
 126   }
 127 }