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 email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  18 //
  19
  20 #include <GeomValidators_ZeroOffset.h>
  21
  22 #include <Events_InfoMessage.h>
  23
  24 #include <ModelAPI_AttributeDouble.h>
  25 #include <ModelAPI_AttributeSelection.h>
  26 #include <ModelAPI_AttributeSelectionList.h>
  27 #include <ModelAPI_AttributeString.h>
  28 #include <ModelAPI_ResultConstruction.h>
  29
  30 #include <GeomAPI_Dir.h>
  31 #include <GeomAPI_Face.h>
  32 #include <GeomAPI_Shape.h>
  33 #include <GeomAPI_Pln.h>
  34 #include <GeomAPI_Pnt.h>
  35
  36 //=================================================================================================
  37 bool GeomValidators_ZeroOffset::isValid(const std::shared_ptr<ModelAPI_Feature>& theFeature,
  38                                         const std::list<std::string>& theArguments,
  39                                         Events_InfoMessage& theError) const
  40 {
  41   if(theArguments.size() != 9) {
  42     theError = "Wrong number of validator arguments in xml(expected 9).";
  43     return false;
  44   }
  45
  46   std::list<std::string>::const_iterator anIt = theArguments.begin(), aLast = theArguments.end();
  47
  48   std::string aSelectedMethod;
  49   if(theFeature->string(*anIt)) {
  50     aSelectedMethod = theFeature->string(*anIt)->value();
  51   }
  52   anIt++;
  53   std::string aCreationMethod = *anIt;
  54   anIt++;
  55
  56   ListOfShape aFacesList;
  57   if(theFeature->selection(*anIt)) {
  58     AttributeSelectionPtr aFaceSelection = theFeature->selection(*anIt);
  59     ResultConstructionPtr aConstruction =
  60       std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aFaceSelection->context());
  61     if(aConstruction.get()) {
  62       int aSketchFacesNum = aConstruction->facesNum();
  63       for(int aFaceIndex = 0; aFaceIndex < aSketchFacesNum; aFaceIndex++) {
  64         std::shared_ptr<GeomAPI_Shape> aFace =
  65           std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
  66         if(aFace->isFace() && aFace->isPlanar()) {
  67           aFacesList.push_back(aFace);
  68         }
  69       }
  70     }
  71   } else if(theFeature->selectionList(*anIt)) {
  72     AttributeSelectionListPtr aFacesSelectionList = theFeature->selectionList(*anIt);
  73     for(int anIndex = 0; anIndex < aFacesSelectionList->size(); anIndex++) {
  74       AttributeSelectionPtr aFaceSel = aFacesSelectionList->value(anIndex);
  75       std::shared_ptr<GeomAPI_Shape> aFaceShape = aFaceSel->value();
  76       if(aFaceShape.get() && !aFaceShape->isNull()) { // Getting face.
  77         if(aFaceShape->isFace() && aFaceShape->isPlanar()) {
  78           aFacesList.push_back(aFaceShape);
  79         }
  80       } else { // This may be the whole sketch result selected, check and get faces.
  81         ResultPtr aContext = aFaceSel->context();
  82         std::shared_ptr<GeomAPI_Shape> aContextShape = aContext->shape();
  83         if(!aContextShape.get()) {
  84           break;
  85         }
  86         ResultConstructionPtr aConstruction =
  87           std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aContext);
  88         if(!aConstruction.get()) {
  89           break;
  90         }
  91         int aFacesNum = aConstruction->facesNum();
  92         for(int aFaceIndex = 0; aFaceIndex < aFacesNum || aFacesNum == -1; aFaceIndex++) {
  93           aFaceShape = std::dynamic_pointer_cast<GeomAPI_Shape>(aConstruction->face(aFaceIndex));
  94           if(aFaceShape->isFace() && aFaceShape->isPlanar()) {
  95             aFacesList.push_back(aFaceShape);
  96           }
  97         }
  98       }
  99     }
 100   }
 101   anIt++;
 102
 103   double aToSize = 0.0;
 104   double aFromSize = 0.0;
 105
 106   if(theFeature->real(*anIt) && theFeature->real(*anIt)->isInitialized()) {
 107     aToSize = theFeature->real(*anIt)->value();
 108   }
 109   anIt++;
 110   if(theFeature->real(*anIt) && theFeature->real(*anIt)->isInitialized()) {
 111     aFromSize = theFeature->real(*anIt)->value();
 112   }
 113   anIt++;
 114
 115   if(aSelectedMethod == aCreationMethod) {
 116     if(aToSize == -aFromSize) {
 117       theError = "ToSize = -FromSize.";
 118       return false;
 119     } else {
 120       return true;
 121     }
 122   }
 123
 124   std::shared_ptr<GeomAPI_Shape> aToShape;
 125   std::shared_ptr<GeomAPI_Shape> aFromShape;
 126
 127   std::shared_ptr<ModelAPI_AttributeSelection> anAttrSel = theFeature->selection(*anIt);
 128   if(anAttrSel && anAttrSel->isInitialized()) {
 129     aToShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anAttrSel->value());
 130     if(aToShape.get() == NULL && anAttrSel->context().get() != NULL) {
 131       aToShape =  anAttrSel->context()->shape();
 132     }
 133   }
 134   anIt++;
 135
 136   std::shared_ptr<ModelAPI_AttributeDouble> anAttrDouble = theFeature->real(*anIt);
 137   if(anAttrDouble && anAttrDouble->isInitialized()) {
 138     aToSize = anAttrDouble->value();
 139   }
 140   anIt++;
 141
 142   anAttrSel = theFeature->selection(*anIt);
 143   if(anAttrSel && anAttrSel->isInitialized()) {
 144     aFromShape = std::dynamic_pointer_cast<GeomAPI_Shape>(anAttrSel->value());
 145     if(aFromShape.get() == NULL && anAttrSel->context().get() != NULL) {
 146       aFromShape = anAttrSel->context()->shape();
 147     }
 148   }
 149   anIt++;
 150
 151   anAttrDouble = theFeature->real(*anIt);
 152   if(anAttrDouble && anAttrDouble->isInitialized()) {
 153     aFromSize = anAttrDouble->value();
 154   }
 155
 156   bool isPlanesCoincident = false;
 157   if(!aFromShape.get() && !aToShape.get()) {
 158     isPlanesCoincident = true;
 159   } else if(aFromShape.get() && aToShape.get()) {
 160     std::shared_ptr<GeomAPI_Face> aFromFace(new GeomAPI_Face(aFromShape));
 161     if (aFromFace->isNull()) {
 162       theError = "From face selection is invalid.";
 163       return false;
 164     }
 165     std::shared_ptr<GeomAPI_Pln>  aFromPln = aFromFace->getPlane();
 166
 167     std::shared_ptr<GeomAPI_Face> aToFace(new GeomAPI_Face(aToShape));
 168     if (aToFace->isNull()) {
 169       theError = "To face selection is invalid.";
 170       return false;
 171     }
 172     std::shared_ptr<GeomAPI_Pln>  aToPln = aToFace->getPlane();
 173
 174     if(aFromPln.get()) {
 175       isPlanesCoincident = aFromPln->isCoincident(aToPln);
 176     }
 177   } else {
 178     std::shared_ptr<GeomAPI_Face> aFace;
 179     if(aFromShape.get()) {
 180       aFace.reset(new GeomAPI_Face(aFromShape));
 181       if (aFace->isNull()) {
 182         theError = "From face selection is invalid.";
 183         return false;
 184       }
 185     } else {
 186       aFace.reset(new GeomAPI_Face(aToShape));
 187       if (aFace->isNull()) {
 188         theError = "To face selection is invalid.";
 189         return false;
 190       }
 191     }
 192     std::shared_ptr<GeomAPI_Pln> aPln = aFace->getPlane();
 193     if(aPln.get()) {
 194       for(ListOfShape::const_iterator
 195           anIter = aFacesList.cbegin(); anIter != aFacesList.cend(); anIter++) {
 196         std::shared_ptr<GeomAPI_Shape> aSketchShape = *anIter;
 197         std::shared_ptr<GeomAPI_Face> aSketchFace(new GeomAPI_Face(aSketchShape));
 198         std::shared_ptr<GeomAPI_Pln>  aSketchPln = aSketchFace->getPlane();
 199         if(aPln->isCoincident(aSketchPln)) {
 200           isPlanesCoincident = true;
 201           break;
 202         }
 203       }
 204     }
 205   }
 206
 207   if(isPlanesCoincident && aFromSize == -aToSize) {
 208     theError = "FromSize = -ToSize and bounding planes are coincident.";
 209     return false;
 210   }
 211
 212   return true;
 213 }
 214
 215 //=================================================================================================
 216 bool GeomValidators_ZeroOffset::isNotObligatory(std::string theFeature, std::string theAttribute)
 217 {
 218   if(theAttribute == "from_object" || theAttribute == "to_object") {
 219     return true;
 220   }
 221
 222   return false;
 223 }