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(), ModelAPI_AttributeSelection::typeId());
  32   data()->addAttribute(FeaturesPlugin_Translation::DISTANCE_ID(), ModelAPI_AttributeDouble::typeId());
  33 }
  34
  35 //=================================================================================================
  36 void FeaturesPlugin_Translation::execute()
  37 {
  38   // Getting objects.
  39   ListOfShape anObjects;
  40   std::list<ResultPtr> aContextes;
  41   AttributeSelectionListPtr anObjectsSelList = selectionList(FeaturesPlugin_Translation::OBJECTS_LIST_ID());
  42   if (anObjectsSelList->size() == 0) {
  43     return;
  44   }
  45   for(int anObjectsIndex = 0; anObjectsIndex < anObjectsSelList->size(); anObjectsIndex++) {
  46     std::shared_ptr<ModelAPI_AttributeSelection> anObjectAttr = anObjectsSelList->value(anObjectsIndex);
  47     std::shared_ptr<GeomAPI_Shape> anObject = anObjectAttr->value();
  48     if(!anObject.get()) { // may be for not-activated parts
  49       eraseResults();
  50       return;
  51     }
  52     anObjects.push_back(anObject);
  53     aContextes.push_back(anObjectAttr->context());
  54   }
  55
  56   //Getting axis.
  57   std::shared_ptr<GeomAPI_Ax1> anAxis;
  58   std::shared_ptr<GeomAPI_Edge> anEdge;
  59   std::shared_ptr<ModelAPI_AttributeSelection> anObjRef = selection(FeaturesPlugin_Translation::AXIS_OBJECT_ID());
  60   if(anObjRef && anObjRef->value() && anObjRef->value()->isEdge()) {
  61     anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge(anObjRef->value()));
  62   } else if (anObjRef && !anObjRef->value() && anObjRef->context() &&
  63              anObjRef->context()->shape() && anObjRef->context()->shape()->isEdge()) {
  64     anEdge = std::shared_ptr<GeomAPI_Edge>(new GeomAPI_Edge(anObjRef->context()->shape()));
  65   }
  66   if(anEdge) {
  67     anAxis = std::shared_ptr<GeomAPI_Ax1>(new GeomAPI_Ax1(anEdge->line()->location(), anEdge->line()->direction()));
  68   }
  69
  70   // Getting distance.
  71   double aDistance = real(FeaturesPlugin_Translation::DISTANCE_ID())->value();
  72
  73   // Moving each object.
  74   int aResultIndex = 0;
  75   std::list<ResultPtr>::iterator aContext = aContextes.begin();
  76   for(ListOfShape::iterator anObjectsIt = anObjects.begin(); anObjectsIt != anObjects.end();
  77         anObjectsIt++, aContext++) {
  78     std::shared_ptr<GeomAPI_Shape> aBaseShape = *anObjectsIt;
  79     bool isPart = (*aContext)->groupName() == ModelAPI_ResultPart::group();
  80
  81     // Setting result.
  82     if (isPart) {
  83       std::shared_ptr<GeomAPI_Trsf> aTrsf(new GeomAPI_Trsf());
  84       aTrsf->setTranslation(anAxis, aDistance);
  85       ResultPartPtr anOrigin = std::dynamic_pointer_cast<ModelAPI_ResultPart>(*aContext);
  86       ResultPartPtr aResultPart = document()->copyPart(anOrigin, data(), aResultIndex);
  87       aResultPart->setTrsf(*aContext, aTrsf);
  88       setResult(aResultPart);
  89     } else {
  90       GeomAlgoAPI_Translation aTranslationAlgo(aBaseShape, anAxis, aDistance);
  91
  92       // Checking that the algorithm worked properly.
  93       if(!aTranslationAlgo.isDone()) {
  94         static const std::string aFeatureError = "Error: Translation algorithm failed.";
  95         setError(aFeatureError);
  96         break;
  97       }
  98       if(aTranslationAlgo.shape()->isNull()) {
  99         static const std::string aShapeError = "Error: Resulting shape is Null.";
 100         setError(aShapeError);
 101         break;
 102       }
 103       if(!aTranslationAlgo.isValid()) {
 104         std::string aFeatureError = "Error: Resulting shape is not valid.";
 105         setError(aFeatureError);
 106         break;
 107       }
 108
 109       ResultBodyPtr aResultBody = document()->createBody(data(), aResultIndex);
 110       loadNamingDS(aTranslationAlgo, aResultBody, aBaseShape);
 111       setResult(aResultBody, aResultIndex);
 112     }
 113     aResultIndex++;
 114   }
 115
 116   // Remove the rest results if there were produced in the previous pass.
 117   removeResults(aResultIndex);
 118 }
 119
 120 void FeaturesPlugin_Translation::loadNamingDS(GeomAlgoAPI_Translation& theTranslationAlgo,
 121                                               std::shared_ptr<ModelAPI_ResultBody> theResultBody,
 122                                               std::shared_ptr<GeomAPI_Shape> theBaseShape)
 123 {
 124   // Store result.
 125   theResultBody->storeModified(theBaseShape, theTranslationAlgo.shape());
 126
 127   std::shared_ptr<GeomAPI_DataMapOfShapeShape> aSubShapes = theTranslationAlgo.mapOfSubShapes();
 128
 129   int aTranslatedTag = 1;
 130   std::string aTranslatedName = "Translated";
 131   theResultBody->loadAndOrientModifiedShapes(&theTranslationAlgo,
 132                                              theBaseShape, GeomAPI_Shape::FACE,
 133                                              aTranslatedTag, aTranslatedName, *aSubShapes.get());
 134
 135 }