src/FeaturesPlugin/FeaturesPlugin_Translation.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        FeaturesPlugin_Translation.cpp
   4 // Created:     8 June 2015
   5 // Author:      Dmitry Bobylev
   6
   7 #include <FeaturesPlugin_Translation.h>
   8
   9 #include <ModelAPI_AttributeDouble.h>
  10 #include <ModelAPI_AttributeSelectionList.h>
  11 #include <ModelAPI_BodyBuilder.h>
  12 #include <ModelAPI_ResultBody.h>
  13 #include <ModelAPI_ResultPart.h>
  14 #include <ModelAPI_Session.h>
  15
  16 #include <GeomAPI_Edge.h>
  17 #include <GeomAPI_Lin.h>
  18
  19 //=================================================================================================
  20 FeaturesPlugin_Translation::FeaturesPlugin_Translation()
  21 {
  22 }
  23
  24 //=================================================================================================
  25 void FeaturesPlugin_Translation::initAttributes()
  26 {
  27   AttributeSelectionListPtr aSelection =
  28     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  29     FeaturesPlugin_Translation::OBJECTS_LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  30
  31   data()->addAttribute(FeaturesPlugin_Translation::AXIS_OBJECT_ID(),
  32                        ModelAPI_AttributeSelection::typeId());
  33   data()->addAttribute(FeaturesPlugin_Translation::DISTANCE_ID(),
  34                        ModelAPI_AttributeDouble::typeId());
  35 }
  36
  37 //=================================================================================================
  38 void FeaturesPlugin_Translation::execute()
  39 {
  40   // Getting objects.
  41   ListOfShape anObjects;
  42   std::list<ResultPtr> aContextes;
  43   AttributeSelectionListPtr anObjectsSelList =
  44     selectionList(FeaturesPlugin_Translation::OBJECTS_LIST_ID());
  45   if (anObjectsSelList->size() == 0) {
  46     return;
  47   }
  48   for(int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
  49     std::shared_ptr<ModelAPI_AttributeSelection> anObjectAttr =
  50       anObjectsSelList->value(anObjectsIndex);
  51     std::shared_ptr<GeomAPI_Shape> anObject = anObjectAttr->value();
  52     if(!anObject.get()) { // may be for not-activated parts
  53       eraseResults();
  54       return;
  55     }
  56     anObjects.push_back(anObject);
  57     aContextes.push_back(anObjectAttr->context());
  58   }
  59
  60   //Getting axis.
  61   std::shared_ptr<GeomAPI_Ax1> anAxis;
  62   std::shared_ptr<GeomAPI_Edge> anEdge;
  63   std::shared_ptr<ModelAPI_AttributeSelection> anObjRef =
  64     selection(FeaturesPlugin_Translation::AXIS_OBJECT_ID());
  65   if(anObjRef && anObjRef->value() && anObjRef->value()->isEdge()) {
  66     anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge(anObjRef->value()));
  67   } else if (anObjRef && !anObjRef->value() && anObjRef->context() &&
  68              anObjRef->context()->shape() && anObjRef->context()->shape()->isEdge()) {
  69     anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge(anObjRef->context()->shape()));
  70   }
  71   if(anEdge) {
  72     anAxis = std::shared_ptr<GeomAPI_Ax1>(new GeomAPI_Ax1(anEdge->line()->location(),
  73                                                           anEdge->line()->direction()));
  74   }
  75
  76   // Getting distance.
  77   double aDistance = real(FeaturesPlugin_Translation::DISTANCE_ID())->value();
  78
  79   // Moving each object.
  80   int aResultIndex = 0;
  81   std::list<ResultPtr>::iterator aContext = aContextes.begin();
  82   for(ListOfShape::iterator anObjectsIt = anObjects.begin(); anObjectsIt != anObjects.end();
  83         anObjectsIt++, aContext++) {
  84     std::shared_ptr<GeomAPI_Shape> aBaseShape = *anObjectsIt;
  85     bool isPart = (*aContext)->groupName() == ModelAPI_ResultPart::group();
  86
  87     // Setting result.
  88     if (isPart) {
  89       std::shared_ptr<GeomAPI_Trsf> aTrsf(new GeomAPI_Trsf());
  90       aTrsf->setTranslation(anAxis, aDistance);
  91       ResultPartPtr anOrigin = std::dynamic_pointer_cast<ModelAPI_ResultPart>(*aContext);
  92       ResultPartPtr aResultPart = document()->copyPart(anOrigin, data(), aResultIndex);
  93       aResultPart->setTrsf(*aContext, aTrsf);
  94       setResult(aResultPart, aResultIndex);
  95     } else {
  96       GeomAlgoAPI_Translation aTranslationAlgo(aBaseShape, anAxis, aDistance);
  97
  98       // Checking that the algorithm worked properly.
  99       if(!aTranslationAlgo.isDone()) {
 100         static const std::string aFeatureError = "Error: Translation algorithm failed.";
 101         setError(aFeatureError);
 102         break;
 103       }
 104       if(aTranslationAlgo.shape()->isNull()) {
 105         static const std::string aShapeError = "Error: Resulting shape is Null.";
 106         setError(aShapeError);
 107         break;
 108       }
 109       if(!aTranslationAlgo.isValid()) {
 110         std::string aFeatureError = "Error: Resulting shape is not valid.";
 111         setError(aFeatureError);
 112         break;
 113       }
 114
 115       ResultBodyPtr aResultBody = document()->createBody(data(), aResultIndex);
 116       loadNamingDS(aTranslationAlgo, aResultBody, aBaseShape);
 117       setResult(aResultBody, aResultIndex);
 118     }
 119     aResultIndex++;
 120   }
 121
 122   // Remove the rest results if there were produced in the previous pass.
 123   removeResults(aResultIndex);
 124 }
 125
 126 void FeaturesPlugin_Translation::loadNamingDS(GeomAlgoAPI_Translation& theTranslationAlgo,
 127                                               std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 128                                               std::shared_ptr<GeomAPI_Shape> theBaseShape)
 129 {
 130   // Store result.
 131   theResultBody->storeModified(theBaseShape, theTranslationAlgo.shape());
 132
 133   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aSubShapes = theTranslationAlgo.mapOfSubShapes();
 134
 135   int aTranslatedTag = 1;
 136   std::string aTranslatedName = "Translated";
 137
 138   switch(theBaseShape->shapeType()) {
 139     case GeomAPI_Shape::COMPOUND:
 140     case GeomAPI_Shape::COMPSOLID:
 141     case GeomAPI_Shape::SOLID:
 142     case GeomAPI_Shape::SHELL:
 143       theResultBody->loadAndOrientModifiedShapes(&theTranslationAlgo,
 144                                 theBaseShape, GeomAPI_Shape::FACE,
 145                                 aTranslatedTag, aTranslatedName + "_Face", *aSubShapes.get());
 146     case GeomAPI_Shape::FACE:
 147     case GeomAPI_Shape::WIRE:
 148       theResultBody->loadAndOrientModifiedShapes(&theTranslationAlgo,
 149                                 theBaseShape, GeomAPI_Shape::EDGE,
 150                                 ++aTranslatedTag, aTranslatedName + "_Edge", *aSubShapes.get());
 151     case GeomAPI_Shape::EDGE:
 152       theResultBody->loadAndOrientModifiedShapes(&theTranslationAlgo,
 153                               theBaseShape, GeomAPI_Shape::VERTEX,
 154                               ++aTranslatedTag, aTranslatedName + "_Vertex", *aSubShapes.get());
 155   }
 156 }