src/GeomValidators/GeomValidators_ZeroOffset.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 <GeomValidators_ZeroOffset.h>
  22
  23 #include <Events_InfoMessage.h>
  24
  25 #include <ModelAPI_AttributeDouble.h>
  26 #include <ModelAPI_AttributeSelection.h>
  27 #include <ModelAPI_AttributeSelectionList.h>
  28 #include <ModelAPI_AttributeString.h>
  29 #include <ModelAPI_ResultConstruction.h>
  30
  31 #include <GeomAPI_Dir.h>
  32 #include <GeomAPI_Face.h>
  33 #include <GeomAPI_Shape.h>
  34 #include <GeomAPI_ShapeIterator.h>
  35 #include <GeomAPI_Pln.h>
  36 #include <GeomAPI_Pnt.h>
  37
  38 //=================================================================================================
  39 bool GeomValidators_ZeroOffset::isValid(const std::shared_ptr<ModelAPI_Feature>& theFeature,
  40                                         const std::list<std::string>& theArguments,
  41                                         Events_InfoMessage& theError) const
  42 {
  43   if(theArguments.size() != 9) {
  44     theError = "Wrong number of validator arguments in xml(expected 9).";
  45     return false;
  46   }
  47
  48   std::list<std::string>::const_iterator anIt = theArguments.begin(), aLast = theArguments.end();
  49
  50   std::string aSelectedMethod;
  51   if(theFeature->string(*anIt)) {
  52     aSelectedMethod = theFeature->string(*anIt)->value();
  53   }
  54   anIt++;
  55   std::string aCreationMethod = *anIt;
  56   anIt++;
  57
  58   ListOfShape aFacesList;
  59   if(theFeature->selection(*anIt)) {
  60     AttributeSelectionPtr aFaceSelection = theFeature->selection(*anIt);
  61     ResultConstructionPtr aConstruction =
  62       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aFaceSelection->context());
  63     if(aConstruction.get()) {
  64       int aSketchFacesNum = aConstruction->facesNum();
  65       for(int aFaceIndex = 0; aFaceIndex < aSketchFacesNum; aFaceIndex++) {
  66         std::shared_ptr<GeomAPI_Shape> aFace =
  67           std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
  68         if(aFace->isFace() && aFace->isPlanar()) {
  69           aFacesList.push_back(aFace);
  70         }
  71       }
  72     }
  73   } else if(theFeature->selectionList(*anIt)) {
  74     AttributeSelectionListPtr aFacesSelectionList = theFeature->selectionList(*anIt);
  75     for(int anIndex = 0; anIndex < aFacesSelectionList->size(); anIndex++) {
  76       AttributeSelectionPtr aFaceSel = aFacesSelectionList->value(anIndex);
  77       std::shared_ptr<GeomAPI_Shape> aFaceShape = aFaceSel->value();
  78       if(aFaceShape.get() && !aFaceShape->isNull()) { // Getting face.
  79         if(aFaceShape->isFace() && aFaceShape->isPlanar()) {
  80           aFacesList.push_back(aFaceShape);
  81         }
  82       } else { // This may be the whole sketch result selected, check and get faces.
  83         ResultPtr aContext = aFaceSel->context();
  84         std::shared_ptr<GeomAPI_Shape> aContextShape = aContext->shape();
  85         if(!aContextShape.get()) {
  86           break;
  87         }
  88         ResultConstructionPtr aConstruction =
  89           std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
  90         if(!aConstruction.get()) {
  91           break;
  92         }
  93         int aFacesNum = aConstruction->facesNum();
  94         for(int aFaceIndex = 0; aFaceIndex < aFacesNum || aFacesNum == -1; aFaceIndex++) {
  95           aFaceShape = std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
  96           if(aFaceShape->isFace() && aFaceShape->isPlanar()) {
  97             aFacesList.push_back(aFaceShape);
  98           }
  99         }
 100       }
 101     }
 102   }
 103   anIt++;
 104
 105   double aToSize = 0.0;
 106   double aFromSize = 0.0;
 107
 108   if(theFeature->real(*anIt) && theFeature->real(*anIt)->isInitialized()) {
 109     aToSize = theFeature->real(*anIt)->value();
 110   }
 111   anIt++;
 112   if(theFeature->real(*anIt) && theFeature->real(*anIt)->isInitialized()) {
 113     aFromSize = theFeature->real(*anIt)->value();
 114   }
 115   anIt++;
 116
 117   if(aSelectedMethod == aCreationMethod) {
 118     if(aToSize == -aFromSize) {
 119       theError = "ToSize = -FromSize.";
 120       return false;
 121     } else {
 122       return true;
 123     }
 124   }
 125
 126   std::shared_ptr<GeomAPI_Shape> aToShape;
 127   std::shared_ptr<GeomAPI_Shape> aFromShape;
 128
 129   std::shared_ptr<ModelAPI_AttributeSelection> anAttrSel = theFeature->selection(*anIt);
 130   if(anAttrSel && anAttrSel->isInitialized()) {
 131     aToShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anAttrSel->value());
 132     if(aToShape.get() == NULL && anAttrSel->context().get() != NULL) {
 133       aToShape =  anAttrSel->context()->shape();
 134     }
 135     if (aToShape->isCompound()) {
 136       GeomAPI_ShapeIterator anIt(aToShape);
 137       aToShape = anIt.current();
 138     }
 139   }
 140   anIt++;
 141
 142   std::shared_ptr<ModelAPI_AttributeDouble> anAttrDouble = theFeature->real(*anIt);
 143   if(anAttrDouble && anAttrDouble->isInitialized()) {
 144     aToSize = anAttrDouble->value();
 145   }
 146   anIt++;
 147
 148   anAttrSel = theFeature->selection(*anIt);
 149   if(anAttrSel && anAttrSel->isInitialized()) {
 150     aFromShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anAttrSel->value());
 151     if(aFromShape.get() == NULL && anAttrSel->context().get() != NULL) {
 152       aFromShape = anAttrSel->context()->shape();
 153     }
 154     if (aFromShape->isCompound()) {
 155       GeomAPI_ShapeIterator anIt(aFromShape);
 156       aFromShape = anIt.current();
 157     }
 158   }
 159   anIt++;
 160
 161   anAttrDouble = theFeature->real(*anIt);
 162   if(anAttrDouble && anAttrDouble->isInitialized()) {
 163     aFromSize = anAttrDouble->value();
 164   }
 165
 166   bool isPlanesCoincident = false;
 167   if(!aFromShape.get() && !aToShape.get()) {
 168     isPlanesCoincident = true;
 169   } else if(aFromShape.get() && aToShape.get()) {
 170     std::shared_ptr<GeomAPI_Face> aFromFace(new GeomAPI_Face(aFromShape));
 171     if (aFromFace->isNull()) {
 172       theError = "From face selection is invalid.";
 173       return false;
 174     }
 175     std::shared_ptr<GeomAPI_Pln>  aFromPln = aFromFace->getPlane();
 176
 177     std::shared_ptr<GeomAPI_Face> aToFace(new GeomAPI_Face(aToShape));
 178     if (aToFace->isNull()) {
 179       theError = "To face selection is invalid.";
 180       return false;
 181     }
 182     std::shared_ptr<GeomAPI_Pln>  aToPln = aToFace->getPlane();
 183
 184     if(aFromPln.get()) {
 185       isPlanesCoincident = aFromPln->isCoincident(aToPln);
 186     }
 187   } else {
 188     std::shared_ptr<GeomAPI_Face> aFace;
 189     if(aFromShape.get()) {
 190       aFace.reset(new GeomAPI_Face(aFromShape));
 191       if (aFace->isNull()) {
 192         theError = "From face selection is invalid.";
 193         return false;
 194       }
 195     } else {
 196       aFace.reset(new GeomAPI_Face(aToShape));
 197       if (aFace->isNull()) {
 198         theError = "To face selection is invalid.";
 199         return false;
 200       }
 201     }
 202     std::shared_ptr<GeomAPI_Pln> aPln = aFace->getPlane();
 203     if(aPln.get()) {
 204       for(ListOfShape::const_iterator
 205           anIter = aFacesList.cbegin(); anIter != aFacesList.cend(); anIter++) {
 206         std::shared_ptr<GeomAPI_Shape> aSketchShape = *anIter;
 207         std::shared_ptr<GeomAPI_Face> aSketchFace(new GeomAPI_Face(aSketchShape));
 208         std::shared_ptr<GeomAPI_Pln>  aSketchPln = aSketchFace->getPlane();
 209         if(aPln->isCoincident(aSketchPln)) {
 210           isPlanesCoincident = true;
 211           break;
 212         }
 213       }
 214     }
 215   }
 216
 217   if(isPlanesCoincident && aFromSize == -aToSize) {
 218     theError = "FromSize = -ToSize and bounding planes are coincident.";
 219     return false;
 220   }
 221
 222   return true;
 223 }
 224
 225 //=================================================================================================
 226 bool GeomValidators_ZeroOffset::isNotObligatory(std::string theFeature, std::string theAttribute)
 227 {
 228   if(theAttribute == "from_object" || theAttribute == "to_object") {
 229     return true;
 230   }
 231
 232   return false;
 233 }