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