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_STEPExport.h>
  13 #include <GeomAlgoAPI_IGESExport.h>
  14
  15 #include <Config_Common.h>
  16 #include <Config_PropManager.h>
  17
  18 #include <GeomAlgoAPI_CompoundBuilder.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 <TCollection_AsciiString.hxx>
  30 #include <TDF_Label.hxx>
  31 #include <TopoDS_Shape.hxx>
  32 #include <OSD_Path.hxx>
  33
  34 #include <algorithm>
  35 #include <iterator>
  36 #include <string>
  37 #ifdef _DEBUG
  38 #include <iostream>
  39 #include <ostream>
  40 #endif
  41
  42 ExchangePlugin_ExportFeature::ExchangePlugin_ExportFeature()
  43 {
  44 }
  45
  46 ExchangePlugin_ExportFeature::~ExchangePlugin_ExportFeature()
  47 {
  48   // TODO Auto-generated destructor stub
  49 }
  50
  51 /*
  52  * Returns the unique kind of a feature
  53  */
  54 const std::string& ExchangePlugin_ExportFeature::getKind()
  55 {
  56   return ExchangePlugin_ExportFeature::ID();
  57 }
  58
  59 /*
  60  * Request for initialization of data model of the feature: adding all attributes
  61  */
  62 void ExchangePlugin_ExportFeature::initAttributes()
  63 {
  64   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_FORMAT_ID(), ModelAPI_AttributeString::typeId());
  65   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_PATH_ID(), ModelAPI_AttributeString::typeId());
  66   data()->addAttribute(ExchangePlugin_ExportFeature::SELECTION_LIST_ID(), ModelAPI_AttributeSelectionList::typeId());
  67 }
  68
  69 /*
  70  * Computes or recomputes the results
  71  */
  72 void ExchangePlugin_ExportFeature::execute()
  73 {
  74   AttributeStringPtr aFormatAttr =
  75       this->string(ExchangePlugin_ExportFeature::FILE_FORMAT_ID());
  76   std::string aFormat = aFormatAttr->value();
  77   // Format may be empty. In this case look at extension.
  78 //  if (aFormat.empty())
  79 //    return;
  80
  81   AttributeStringPtr aFilePathAttr =
  82       this->string(ExchangePlugin_ExportFeature::FILE_PATH_ID());
  83   std::string aFilePath = aFilePathAttr->value();
  84   if (aFilePath.empty())
  85     return;
  86
  87   AttributeSelectionListPtr aSelectionListAttr =
  88       this->selectionList(ExchangePlugin_ExportFeature::SELECTION_LIST_ID());
  89   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
  90   for (int i = 0, aSize = aSelectionListAttr->size(); i < aSize; ++i) {
  91     aShapes.push_back(aSelectionListAttr->value(i)->value());
  92   }
  93   std::shared_ptr<GeomAPI_Shape> aShape =
  94       GeomAlgoAPI_CompoundBuilder::compound(aShapes);
  95
  96   exportFile(aFilePath, aFormat, aShape);
  97 }
  98
  99 bool ExchangePlugin_ExportFeature::exportFile(const std::string& theFileName,
 100                                               const std::string& theFormat,
 101                                               std::shared_ptr<GeomAPI_Shape> theShape)
 102 {
 103   // retrieve the file and plugin library names
 104   TCollection_AsciiString aFileName(theFileName.c_str());
 105   TCollection_AsciiString aFormatName(theFormat.c_str());
 106
 107   if (theFormat.empty()) { // look at extension
 108     OSD_Path aPath(aFileName);
 109     TCollection_AsciiString anExtension = aPath.Extension();
 110     // ".brep" -> "BREP", TCollection_AsciiString are numbered from 1
 111     anExtension = anExtension.SubString(2, anExtension.Length());
 112     anExtension.UpperCase();
 113     if (anExtension == "BREP" || anExtension == "BRP") {
 114       aFormatName = "BREP";
 115     } else if (anExtension == "STEP" || anExtension == "STP") {
 116       aFormatName = "STEP";
 117     } else if (anExtension == "IGES" || anExtension == "IGS") {
 118       aFormatName = "IGES-5.1";
 119     } else {
 120       aFormatName = anExtension;
 121     }
 122   }
 123
 124   // Perform the export
 125   TCollection_AsciiString anError;
 126   TopoDS_Shape aShape(theShape->impl<TopoDS_Shape>());
 127   bool aResult = false;
 128   if (aFormatName == "BREP") {
 129     aResult = BREPExport::Export(aFileName, aFormatName, aShape, anError);
 130   } else if (aFormatName == "STEP") {
 131     aResult = STEPExport::Export(aFileName, aFormatName, aShape, anError);
 132   } else if (aFormatName.SubString(1, 4) == "IGES") {
 133     aResult = IGESExport::Export(aFileName, aFormatName, aShape, anError);
 134   } else {
 135     anError = TCollection_AsciiString("Unsupported format ") + aFormatName;
 136   }
 137
 138   if (!aResult) {
 139     std::string aShapeError =
 140         "An error occurred while exporting " + theFileName + ": " + anError.ToCString();
 141     setError(aShapeError);
 142     return false;
 143   }
 144
 145   return true;
 146 }