src/ExchangePlugin/ExchangePlugin_ExportFeature.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:    ExchangePlugin_ExportFeature.cpp
   4 // Created: May 14, 2015
   5 // Author:  Sergey POKHODENKO
   6
   7 #include <ExchangePlugin_ExportFeature.h>
   8
   9 #include <ExchangePlugin_Tools.h>
  10
  11 #include <GeomAlgoAPI_BREPExport.h>
  12 #include <GeomAlgoAPI_CompoundBuilder.h>
  13 #include <GeomAlgoAPI_IGESExport.h>
  14 #include <GeomAlgoAPI_STEPExport.h>
  15 #include <GeomAlgoAPI_Tools.h>
  16
  17 #include <Config_Common.h>
  18 #include <Config_PropManager.h>
  19
  20 #include <GeomAPI_Shape.h>
  21
  22 #include <ModelAPI_AttributeSelectionList.h>
  23 #include <ModelAPI_AttributeString.h>
  24 #include <ModelAPI_Data.h>
  25 #include <ModelAPI_Document.h>
  26 #include <ModelAPI_Object.h>
  27 #include <ModelAPI_ResultBody.h>
  28
  29 #include <TopoDS_Shape.hxx>
  30
  31 #include <algorithm>
  32 #include <iterator>
  33 #include <string>
  34 #ifdef _DEBUG
  35 #include <iostream>
  36 #include <ostream>
  37 #endif
  38
  39 ExchangePlugin_ExportFeature::ExchangePlugin_ExportFeature()
  40 {
  41 }
  42
  43 ExchangePlugin_ExportFeature::~ExchangePlugin_ExportFeature()
  44 {
  45   // TODO Auto-generated destructor stub
  46 }
  47
  48 /*
  49  * Returns the unique kind of a feature
  50  */
  51 const std::string& ExchangePlugin_ExportFeature::getKind()
  52 {
  53   return ExchangePlugin_ExportFeature::ID();
  54 }
  55
  56 /*
  57  * Request for initialization of data model of the feature: adding all attributes
  58  */
  59 void ExchangePlugin_ExportFeature::initAttributes()
  60 {
  61   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_FORMAT_ID(), ModelAPI_AttributeString::typeId());
  62   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_PATH_ID(), ModelAPI_AttributeString::typeId());
  63   data()->addAttribute(ExchangePlugin_ExportFeature::SELECTION_LIST_ID(), ModelAPI_AttributeSelectionList::typeId());
  64 }
  65
  66 /*
  67  * Computes or recomputes the results
  68  */
  69 void ExchangePlugin_ExportFeature::execute()
  70 {
  71   AttributeStringPtr aFormatAttr =
  72       this->string(ExchangePlugin_ExportFeature::FILE_FORMAT_ID());
  73   std::string aFormat = aFormatAttr->value();
  74   // Format may be empty. In this case look at extension.
  75 //  if (aFormat.empty())
  76 //    return;
  77
  78   AttributeStringPtr aFilePathAttr =
  79       this->string(ExchangePlugin_ExportFeature::FILE_PATH_ID());
  80   std::string aFilePath = aFilePathAttr->value();
  81   if (aFilePath.empty())
  82     return;
  83
  84   AttributeSelectionListPtr aSelectionListAttr =
  85       this->selectionList(ExchangePlugin_ExportFeature::SELECTION_LIST_ID());
  86   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
  87   for (int i = 0, aSize = aSelectionListAttr->size(); i < aSize; ++i) {
  88     aShapes.push_back(aSelectionListAttr->value(i)->value());
  89   }
  90   std::shared_ptr<GeomAPI_Shape> aShape =
  91       GeomAlgoAPI_CompoundBuilder::compound(aShapes);
  92
  93   exportFile(aFilePath, aFormat, aShape);
  94 }
  95
  96 bool ExchangePlugin_ExportFeature::exportFile(const std::string& theFileName,
  97                                               const std::string& theFormat,
  98                                               std::shared_ptr<GeomAPI_Shape> theShape)
  99 {
 100   // retrieve the file and plugin library names
 101   std::string aFormatName = theFormat;
 102
 103   if (theFormat.empty()) { // look at extension
 104     // ".brep" -> "BREP"
 105     std::string anExtension = GeomAlgoAPI_Tools::File_Tools::extension(theFileName);
 106     if (anExtension == "BREP" || anExtension == "BRP") {
 107       aFormatName = "BREP";
 108     } else if (anExtension == "STEP" || anExtension == "STP") {
 109       aFormatName = "STEP";
 110     } else if (anExtension == "IGES" || anExtension == "IGS") {
 111       aFormatName = "IGES-5.1";
 112     } else {
 113       aFormatName = anExtension;
 114     }
 115   }
 116
 117   // Perform the export
 118   std::string anError;
 119
 120   TopoDS_Shape aShape(theShape->impl<TopoDS_Shape>());
 121   bool aResult = false;
 122   if (aFormatName == "BREP") {
 123     aResult = BREPExport(theFileName, aFormatName, aShape, anError);
 124   } else if (aFormatName == "STEP") {
 125     aResult = STEPExport(theFileName, aFormatName, aShape, anError);
 126   } else if (aFormatName.substr(0, 4) == "IGES") {
 127     aResult = IGESExport(theFileName, aFormatName, aShape, anError);
 128   } else {
 129     anError = "Unsupported format " + aFormatName;
 130   }
 131
 132   if (!aResult) {
 133     std::string aShapeError =
 134         "An error occurred while exporting " + theFileName + ": " + anError;
 135     setError(aShapeError);
 136     return false;
 137   }
 138
 139   return true;
 140 }