src/ExchangePlugin/ExchangePlugin_ExportFeature.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 /*
   4  * ExchangePlugin_ExportFeature.cpp
   5  *
   6  *  Created on: May 14, 2015
   7  *      Author: spo
   8  */
   9
  10 #include <ExchangePlugin_ExportFeature.h>
  11
  12 #include <ExchangePlugin_Tools.h>
  13
  14 #include <GeomAlgoAPI_BREPExport.h>
  15 #include <GeomAlgoAPI_STEPExport.h>
  16 #include <GeomAlgoAPI_IGESExport.h>
  17
  18 #include <Config_Common.h>
  19 #include <Config_PropManager.h>
  20
  21 #include <GeomAlgoAPI_CompoundBuilder.h>
  22
  23 #include <GeomAPI_Shape.h>
  24
  25 #include <ModelAPI_AttributeSelectionList.h>
  26 #include <ModelAPI_AttributeString.h>
  27 #include <ModelAPI_Data.h>
  28 #include <ModelAPI_Document.h>
  29 #include <ModelAPI_Object.h>
  30 #include <ModelAPI_ResultBody.h>
  31
  32 #include <TCollection_AsciiString.hxx>
  33 #include <TDF_Label.hxx>
  34 #include <TopoDS_Shape.hxx>
  35 #include <OSD_Path.hxx>
  36
  37 #include <algorithm>
  38 #include <iterator>
  39 #include <string>
  40 #ifdef _DEBUG
  41 #include <iostream>
  42 #include <ostream>
  43 #endif
  44
  45 ExchangePlugin_ExportFeature::ExchangePlugin_ExportFeature()
  46 {
  47 }
  48
  49 ExchangePlugin_ExportFeature::~ExchangePlugin_ExportFeature()
  50 {
  51   // TODO Auto-generated destructor stub
  52 }
  53
  54 /*
  55  * Returns the unique kind of a feature
  56  */
  57 const std::string& ExchangePlugin_ExportFeature::getKind()
  58 {
  59   return ExchangePlugin_ExportFeature::ID();
  60 }
  61
  62 /*
  63  * Request for initialization of data model of the feature: adding all attributes
  64  */
  65 void ExchangePlugin_ExportFeature::initAttributes()
  66 {
  67   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_FORMAT_ID(), ModelAPI_AttributeString::typeId());
  68   data()->addAttribute(ExchangePlugin_ExportFeature::FILE_PATH_ID(), ModelAPI_AttributeString::typeId());
  69   data()->addAttribute(ExchangePlugin_ExportFeature::SELECTION_LIST_ID(), ModelAPI_AttributeSelectionList::typeId());
  70 }
  71
  72 /*
  73  * Computes or recomputes the results
  74  */
  75 void ExchangePlugin_ExportFeature::execute()
  76 {
  77   AttributeStringPtr aFormatAttr =
  78       this->string(ExchangePlugin_ExportFeature::FILE_FORMAT_ID());
  79   std::string aFormat = aFormatAttr->value();
  80   // Format may be empty. In this case look at extension.
  81 //  if (aFormat.empty())
  82 //    return;
  83
  84   AttributeStringPtr aFilePathAttr =
  85       this->string(ExchangePlugin_ExportFeature::FILE_PATH_ID());
  86   std::string aFilePath = aFilePathAttr->value();
  87   if (aFilePath.empty())
  88     return;
  89
  90   AttributeSelectionListPtr aSelectionListAttr =
  91       this->selectionList(ExchangePlugin_ExportFeature::SELECTION_LIST_ID());
  92   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
  93   for (int i = 0, aSize = aSelectionListAttr->size(); i < aSize; ++i) {
  94     aShapes.push_back(aSelectionListAttr->value(i)->value());
  95   }
  96   std::shared_ptr<GeomAPI_Shape> aShape =
  97       GeomAlgoAPI_CompoundBuilder::compound(aShapes);
  98
  99   exportFile(aFilePath, aFormat, aShape);
 100 }
 101
 102 bool ExchangePlugin_ExportFeature::exportFile(const std::string& theFileName,
 103                                               const std::string& theFormat,
 104                                               std::shared_ptr<GeomAPI_Shape> theShape)
 105 {
 106   // retrieve the file and plugin library names
 107   TCollection_AsciiString aFileName(theFileName.c_str());
 108   TCollection_AsciiString aFormatName(theFormat.c_str());
 109
 110   if (theFormat.empty()) { // look at extension
 111     OSD_Path aPath(aFileName);
 112     TCollection_AsciiString anExtension = aPath.Extension();
 113     // ".brep" -> "BREP", TCollection_AsciiString are numbered from 1
 114     anExtension = anExtension.SubString(2, anExtension.Length());
 115     anExtension.UpperCase();
 116     if (anExtension == "BREP" || anExtension == "BRP") {
 117       aFormatName = "BREP";
 118     } else if (anExtension == "STEP" || anExtension == "STP") {
 119       aFormatName = "STEP";
 120     } else if (anExtension == "IGES" || anExtension == "IGS") {
 121       aFormatName = "IGES-5.1";
 122     } else {
 123       aFormatName = anExtension;
 124     }
 125   }
 126
 127   // Perform the export
 128   TCollection_AsciiString anError;
 129   TopoDS_Shape aShape(theShape->impl<TopoDS_Shape>());
 130   bool aResult = false;
 131   if (aFormatName == "BREP") {
 132     aResult = BREPExport::Export(aFileName, aFormatName, aShape, anError);
 133   } else if (aFormatName == "STEP") {
 134     aResult = STEPExport::Export(aFileName, aFormatName, aShape, anError);
 135   } else if (aFormatName.SubString(1, 4) == "IGES") {
 136     aResult = IGESExport::Export(aFileName, aFormatName, aShape, anError);
 137   } else {
 138     anError = TCollection_AsciiString("Unsupported format ") + aFormatName;
 139   }
 140
 141   if (!aResult) {
 142     std::string aShapeError =
 143         "An error occurred while exporting " + theFileName + ": " + anError.ToCString();
 144     setError(aShapeError);
 145     return false;
 146   }
 147
 148   return true;
 149 }