/*************************************************************************** * Copyright (c) 2013 Werner Mayer * * * * This file is part of the FreeCAD CAx development system. * * * * This library is free software; you can redistribute it and/or * * modify it under the terms of the GNU Library General Public * * License as published by the Free Software Foundation; either * * version 2 of the License, or (at your option) any later version. * * * * This library is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU Library General Public License for more details. * * * * You should have received a copy of the GNU Library General Public * * License along with this library; see the file COPYING.LIB. If not, * * write to the Free Software Foundation, Inc., 59 Temple Place, * * Suite 330, Boston, MA 02111-1307, USA * * * ***************************************************************************/ #include "PreCompiled.h" #if defined(__MINGW32__) # define WNT // avoid conflict with GUID #endif #ifndef _PreComp_ # include # if defined(__clang__) # pragma clang diagnostic push # pragma clang diagnostic ignored "-Wextra-semi" # endif # include # include # include # include # include # include # include # include # include # include # include # include # include # include # include # include # include # include # include # if OCC_VERSION_HEX >= 0x070500 # include # include # endif # if defined(__clang__) # pragma clang diagnostic pop # endif #endif #include #include #include #include #include "dxf/ImpExpDxf.h" #include #include #include #include #include #include #include #include #include "ImportOCAF2.h" namespace Import { class ImportOCAFExt : public Import::ImportOCAF2 { public: ImportOCAFExt(Handle(TDocStd_Document) hStdDoc, App::Document* doc, const std::string& name) : ImportOCAF2(hStdDoc, doc, name) { } std::map > partColors; private: void applyFaceColors(Part::Feature* part, const std::vector& colors) override { partColors[part] = colors; } }; class Module : public Py::ExtensionModule { public: Module() : Py::ExtensionModule("Import") { add_keyword_method("open",&Module::importer, "open(string) -- Open the file and create a new document." ); add_keyword_method("insert",&Module::importer, "insert(string,string) -- Insert the file into the given document." ); add_keyword_method("export",&Module::exporter, "export(list,string) -- Export a list of objects into a single file." ); add_varargs_method("readDXF",&Module::readDXF, "readDXF(filename,[document,ignore_errors,option_source]): Imports a DXF file into the given document. ignore_errors is True by default." ); add_varargs_method("writeDXFShape",&Module::writeDXFShape, "writeDXFShape([shape],filename [version,usePolyline,optionSource]): Exports Shape(s) to a DXF file." ); add_varargs_method("writeDXFObject",&Module::writeDXFObject, "writeDXFObject([objects],filename [,version,usePolyline,optionSource]): Exports DocumentObject(s) to a DXF file." ); initialize("This module is the Import module."); // register with Python } ~Module() override = default; private: Py::Object importer(const Py::Tuple& args, const Py::Dict &kwds) { char* Name; char* DocName=nullptr; PyObject *importHidden = Py_None; PyObject *merge = Py_None; PyObject *useLinkGroup = Py_None; int mode = -1; static char* kwd_list[] = {"name", "docName","importHidden","merge","useLinkGroup","mode",nullptr}; if (!PyArg_ParseTupleAndKeywords(args.ptr(), kwds.ptr(), "et|sO!O!O!i", kwd_list,"utf-8",&Name,&DocName,&PyBool_Type,&importHidden,&PyBool_Type,&merge, &PyBool_Type,&useLinkGroup,&mode)) throw Py::Exception(); std::string Utf8Name = std::string(Name); PyMem_Free(Name); std::string name8bit = Part::encodeFilename(Utf8Name); try { Base::FileInfo file(Utf8Name.c_str()); App::Document *pcDoc = nullptr; if (DocName) { pcDoc = App::GetApplication().getDocument(DocName); } if (!pcDoc) { pcDoc = App::GetApplication().newDocument(); } Handle(XCAFApp_Application) hApp = XCAFApp_Application::GetApplication(); Handle(TDocStd_Document) hDoc; hApp->NewDocument(TCollection_ExtendedString("MDTV-CAF"), hDoc); if (file.hasExtension("stp") || file.hasExtension("step")) { try { STEPCAFControl_Reader aReader; aReader.SetColorMode(true); aReader.SetNameMode(true); aReader.SetLayerMode(true); if (aReader.ReadFile((Standard_CString)(name8bit.c_str())) != IFSelect_RetDone) { throw Py::Exception(PyExc_IOError, "cannot read STEP file"); } #if OCC_VERSION_HEX < 0x070500 Handle(Message_ProgressIndicator) pi = new Part::ProgressIndicator(100); aReader.Reader().WS()->MapReader()->SetProgress(pi); pi->NewScope(100, "Reading STEP file..."); pi->Show(); #endif aReader.Transfer(hDoc); #if OCC_VERSION_HEX < 0x070500 pi->EndScope(); #endif } catch (OSD_Exception& e) { Base::Console().Error("%s\n", e.GetMessageString()); Base::Console().Message("Try to load STEP file without colors...\n"); Part::ImportStepParts(pcDoc,Utf8Name.c_str()); pcDoc->recompute(); } } else if (file.hasExtension("igs") || file.hasExtension("iges")) { Base::Reference hGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part")->GetGroup("IGES"); try { IGESControl_Controller::Init(); IGESCAFControl_Reader aReader; // http://www.opencascade.org/org/forum/thread_20603/?forum=3 aReader.SetReadVisible(hGrp->GetBool("SkipBlankEntities", true) ? Standard_True : Standard_False); aReader.SetColorMode(true); aReader.SetNameMode(true); aReader.SetLayerMode(true); if (aReader.ReadFile((Standard_CString)(name8bit.c_str())) != IFSelect_RetDone) { throw Py::Exception(PyExc_IOError, "cannot read IGES file"); } #if OCC_VERSION_HEX < 0x070500 Handle(Message_ProgressIndicator) pi = new Part::ProgressIndicator(100); aReader.WS()->MapReader()->SetProgress(pi); pi->NewScope(100, "Reading IGES file..."); pi->Show(); #endif aReader.Transfer(hDoc); #if OCC_VERSION_HEX < 0x070500 pi->EndScope(); #endif // http://opencascade.blogspot.de/2009/03/unnoticeable-memory-leaks-part-2.html Handle(IGESToBRep_Actor)::DownCast(aReader.WS()->TransferReader()->Actor()) ->SetModel(new IGESData_IGESModel); } catch (OSD_Exception& e) { Base::Console().Error("%s\n", e.GetMessageString()); Base::Console().Message("Try to load IGES file without colors...\n"); Part::ImportIgesParts(pcDoc,Utf8Name.c_str()); pcDoc->recompute(); } } else { throw Py::Exception(PyExc_IOError, "no supported file format"); } ImportOCAFExt ocaf(hDoc, pcDoc, file.fileNamePure()); ocaf.setImportOptions(ImportOCAFExt::customImportOptions()); if (merge != Py_None) ocaf.setMerge(Base::asBoolean(merge)); if (importHidden != Py_None) ocaf.setImportHiddenObject(Base::asBoolean(importHidden)); if (useLinkGroup != Py_None) ocaf.setUseLinkGroup(Base::asBoolean(useLinkGroup)); if (mode >= 0) ocaf.setMode(mode); ocaf.loadShapes(); hApp->Close(hDoc); if (!ocaf.partColors.empty()) { Py::List list; for (auto &it : ocaf.partColors) { Py::Tuple tuple(2); tuple.setItem(0, Py::asObject(it.first->getPyObject())); App::PropertyColorList colors; colors.setValues(it.second); tuple.setItem(1, Py::asObject(colors.getPyObject())); list.append(tuple); } return list; } } catch (Standard_Failure& e) { throw Py::Exception(Base::PyExc_FC_GeneralError, e.GetMessageString()); } catch (const Base::Exception& e) { e.setPyException(); throw Py::Exception(); } return Py::None(); } Py::Object exporter(const Py::Tuple& args, const Py::Dict &kwds) { PyObject* object; char* Name; PyObject *exportHidden = Py_None; PyObject *legacy = Py_None; PyObject *keepPlacement = Py_None; static char* kwd_list[] = {"obj", "name", "exportHidden", "legacy", "keepPlacement",nullptr}; if (!PyArg_ParseTupleAndKeywords(args.ptr(), kwds.ptr(), "Oet|O!O!O!", kwd_list,&object,"utf-8",&Name,&PyBool_Type,&exportHidden,&PyBool_Type,&legacy, &PyBool_Type,&keepPlacement)) throw Py::Exception(); std::string Utf8Name = std::string(Name); PyMem_Free(Name); std::string name8bit = Part::encodeFilename(Utf8Name); try { Py::Sequence list(object); Handle(XCAFApp_Application) hApp = XCAFApp_Application::GetApplication(); Handle(TDocStd_Document) hDoc; hApp->NewDocument(TCollection_ExtendedString("MDTV-CAF"), hDoc); std::vector objs; for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) { PyObject* item = (*it).ptr(); if (PyObject_TypeCheck(item, &(App::DocumentObjectPy::Type))) objs.push_back(static_cast(item)->getDocumentObjectPtr()); } if (legacy == Py_None) { Part::OCAF::ImportExportSettings settings; legacy = settings.getExportLegacy() ? Py_True : Py_False; } Import::ExportOCAF2 ocaf(hDoc); if (!Base::asBoolean(legacy) || !ocaf.canFallback(objs)) { ocaf.setExportOptions(ExportOCAF2::customExportOptions()); if (exportHidden != Py_None) ocaf.setExportHiddenObject(Base::asBoolean(exportHidden)); if (keepPlacement != Py_None) ocaf.setKeepPlacement(Base::asBoolean(keepPlacement)); ocaf.exportObjects(objs); } else { bool keepExplicitPlacement = Standard_True; ExportOCAF ocaf(hDoc, keepExplicitPlacement); // That stuff is exporting a list of selected objects into FreeCAD Tree std::vector hierarchical_label; std::vector hierarchical_loc; std::vector hierarchical_part; for(auto obj : objs) ocaf.exportObject(obj,hierarchical_label, hierarchical_loc,hierarchical_part); // Free Shapes must have absolute placement and not explicit std::vector FreeLabels; std::vector part_id; ocaf.getFreeLabels(hierarchical_label,FreeLabels, part_id); // Update is not performed automatically anymore: https://tracker.dev.opencascade.org/view.php?id=28055 XCAFDoc_DocumentTool::ShapeTool(hDoc->Main())->UpdateAssemblies(); } Base::FileInfo file(Utf8Name.c_str()); if (file.hasExtension("stp") || file.hasExtension("step")) { STEPCAFControl_Writer writer; Part::Interface::writeStepAssembly(Part::Interface::Assembly::On); writer.Transfer(hDoc, STEPControl_AsIs); APIHeaderSection_MakeHeader makeHeader(writer.ChangeWriter().Model()); Base::Reference hGrp = App::GetApplication().GetUserParameter() .GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/Part")->GetGroup("STEP"); // Don't set name because STEP doesn't support UTF-8 // https://forum.freecadweb.org/viewtopic.php?f=8&t=52967 makeHeader.SetAuthorValue (1, new TCollection_HAsciiString(hGrp->GetASCII("Author", "Author").c_str())); makeHeader.SetOrganizationValue (1, new TCollection_HAsciiString(hGrp->GetASCII("Company").c_str())); makeHeader.SetOriginatingSystem(new TCollection_HAsciiString(App::Application::getExecutableName().c_str())); makeHeader.SetDescriptionValue(1, new TCollection_HAsciiString("FreeCAD Model")); IFSelect_ReturnStatus ret = writer.Write(name8bit.c_str()); if (ret == IFSelect_RetError || ret == IFSelect_RetFail || ret == IFSelect_RetStop) { PyErr_Format(PyExc_IOError, "Cannot open file '%s'", Utf8Name.c_str()); throw Py::Exception(); } } else if (file.hasExtension("igs") || file.hasExtension("iges")) { IGESControl_Controller::Init(); IGESCAFControl_Writer writer; IGESData_GlobalSection header = writer.Model()->GlobalSection(); header.SetAuthorName(new TCollection_HAsciiString(Part::Interface::writeIgesHeaderAuthor())); header.SetCompanyName(new TCollection_HAsciiString(Part::Interface::writeIgesHeaderCompany())); header.SetSendName(new TCollection_HAsciiString(Part::Interface::writeIgesHeaderProduct())); writer.Model()->SetGlobalSection(header); writer.Transfer(hDoc); Standard_Boolean ret = writer.Write(name8bit.c_str()); if (!ret) { PyErr_Format(PyExc_IOError, "Cannot open file '%s'", Utf8Name.c_str()); throw Py::Exception(); } } else if (file.hasExtension("glb") || file.hasExtension("gltf")) { #if OCC_VERSION_HEX >= 0x070500 TColStd_IndexedDataMapOfStringString aMetadata; RWGltf_CafWriter aWriter (name8bit.c_str(), file.hasExtension("glb")); aWriter.SetTransformationFormat (RWGltf_WriterTrsfFormat_Compact); // https://github.com/KhronosGroup/glTF/blob/master/specification/2.0/README.md#coordinate-system-and-units aWriter.ChangeCoordinateSystemConverter().SetInputLengthUnit (0.001); aWriter.ChangeCoordinateSystemConverter().SetInputCoordinateSystem (RWMesh_CoordinateSystem_Zup); #if OCC_VERSION_HEX >= 0x070700 aWriter.SetParallel(true); #endif Standard_Boolean ret = aWriter.Perform (hDoc, aMetadata, Message_ProgressRange()); if (!ret) { PyErr_Format(PyExc_IOError, "Cannot save to file '%s'", Utf8Name.c_str()); throw Py::Exception(); } #else throw Py::RuntimeError("gITF support requires OCCT 7.5.0 or later"); #endif } hApp->Close(hDoc); } catch (Standard_Failure& e) { throw Py::Exception(Base::PyExc_FC_GeneralError, e.GetMessageString()); } catch (const Base::Exception& e) { e.setPyException(); throw Py::Exception(); } return Py::None(); } Py::Object readDXF(const Py::Tuple& args) { char* Name; const char* DocName=nullptr; const char* optionSource = nullptr; std::string defaultOptions = "User parameter:BaseApp/Preferences/Mod/Draft"; bool IgnoreErrors=true; if (!PyArg_ParseTuple(args.ptr(), "et|sbs","utf-8",&Name,&DocName,&IgnoreErrors,&optionSource)) throw Py::Exception(); std::string EncodedName = std::string(Name); PyMem_Free(Name); Base::FileInfo file(EncodedName.c_str()); if (!file.exists()) throw Py::RuntimeError("File doesn't exist"); if (optionSource) defaultOptions = optionSource; App::Document *pcDoc; if (DocName) pcDoc = App::GetApplication().getDocument(DocName); else pcDoc = App::GetApplication().getActiveDocument(); if (!pcDoc) pcDoc = App::GetApplication().newDocument(DocName); try { // read the DXF file ImpExpDxfRead dxf_file(EncodedName,pcDoc); dxf_file.setOptionSource(defaultOptions); dxf_file.setOptions(); dxf_file.DoRead(IgnoreErrors); pcDoc->recompute(); } catch (const Standard_Failure& e) { throw Py::RuntimeError(e.GetMessageString()); } catch (const Base::Exception& e) { throw Py::RuntimeError(e.what()); } return Py::None(); } Py::Object writeDXFShape(const Py::Tuple& args) { PyObject *shapeObj; char* fname; std::string filePath; std::string layerName; const char* optionSource = nullptr; std::string defaultOptions = "User parameter:BaseApp/Preferences/Mod/Import"; int versionParm = -1; bool versionOverride = false; bool polyOverride = false; PyObject *usePolyline = Py_False; //handle list of shapes if (PyArg_ParseTuple(args.ptr(), "O!et|iOs", &(PyList_Type) , &shapeObj, "utf-8", &fname, &versionParm, &usePolyline, &optionSource)) { filePath = std::string(fname); layerName = "none"; PyMem_Free(fname); if ((versionParm == 12) || (versionParm == 14)) { versionOverride = true; } if (usePolyline == Py_True) { polyOverride = true; } if (optionSource) { defaultOptions = optionSource; } try { ImpExpDxfWrite writer(filePath); writer.setOptionSource(defaultOptions); writer.setOptions(); if (versionOverride) { writer.setVersion(versionParm); } writer.setPolyOverride(polyOverride); writer.setLayerName(layerName); writer.init(); Py::Sequence list(shapeObj); for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) { if (PyObject_TypeCheck((*it).ptr(), &(Part::TopoShapePy::Type))) { Part::TopoShape* ts = static_cast((*it).ptr())->getTopoShapePtr(); TopoDS_Shape shape = ts->getShape(); writer.exportShape(shape); } } writer.endRun(); return Py::None(); } catch (const Base::Exception& e) { throw Py::RuntimeError(e.what()); } } PyErr_Clear(); if (PyArg_ParseTuple(args.ptr(), "O!et|iOs", &(Part::TopoShapePy::Type) , &shapeObj, "utf-8", &fname, &versionParm, &usePolyline, &optionSource)) { filePath = std::string(fname); layerName = "none"; PyMem_Free(fname); if ((versionParm == 12) || (versionParm == 14)) { versionOverride = true; } if (usePolyline == Py_True) { polyOverride = true; } if (optionSource) { defaultOptions = optionSource; } try { ImpExpDxfWrite writer(filePath); writer.setOptionSource(defaultOptions); writer.setOptions(); if (versionOverride) { writer.setVersion(versionParm); } writer.setPolyOverride(polyOverride); writer.setLayerName(layerName); writer.init(); Part::TopoShape* obj = static_cast(shapeObj)->getTopoShapePtr(); TopoDS_Shape shape = obj->getShape(); writer.exportShape(shape); writer.endRun(); return Py::None(); } catch (const Base::Exception& e) { throw Py::RuntimeError(e.what()); } } throw Py::TypeError("expected ([Shape],path"); } Py::Object writeDXFObject(const Py::Tuple& args) { PyObject *docObj; char* fname; std::string filePath; std::string layerName; const char* optionSource = nullptr; std::string defaultOptions = "User parameter:BaseApp/Preferences/Mod/Import"; int versionParm = -1; bool versionOverride = false; bool polyOverride = false; PyObject *usePolyline = Py_False; if (PyArg_ParseTuple(args.ptr(), "O!et|iOs", &(PyList_Type) , &docObj, "utf-8", &fname, &versionParm, &usePolyline, &optionSource)) { filePath = std::string(fname); layerName = "none"; PyMem_Free(fname); if ((versionParm == 12) || (versionParm == 14)) { versionOverride = true; } if (usePolyline == Py_True) { polyOverride = true; } if (optionSource) { defaultOptions = optionSource; } try { ImpExpDxfWrite writer(filePath); writer.setOptionSource(defaultOptions); writer.setOptions(); if (versionOverride) { writer.setVersion(versionParm); } writer.setPolyOverride(polyOverride); writer.setLayerName(layerName); writer.init(); Py::Sequence list(docObj); for (Py::Sequence::iterator it = list.begin(); it != list.end(); ++it) { if (PyObject_TypeCheck((*it).ptr(), &(Part::PartFeaturePy::Type))) { PyObject* item = (*it).ptr(); App::DocumentObject* obj = static_cast(item)->getDocumentObjectPtr(); Part::Feature* part = static_cast(obj); layerName = part->getNameInDocument(); writer.setLayerName(layerName); const TopoDS_Shape& shape = part->Shape.getValue(); writer.exportShape(shape); } } writer.endRun(); return Py::None(); } catch (const Base::Exception& e) { throw Py::RuntimeError(e.what()); } } PyErr_Clear(); if (PyArg_ParseTuple(args.ptr(), "O!et|iOs", &(App::DocumentObjectPy::Type) , &docObj, "utf-8", &fname, &versionParm, &usePolyline, &optionSource)) { filePath = std::string(fname); layerName = "none"; PyMem_Free(fname); if ((versionParm == 12) || (versionParm == 14)) { versionOverride = true; } if (usePolyline == Py_True) { polyOverride = true; } if (optionSource) { defaultOptions = optionSource; } try { ImpExpDxfWrite writer(filePath); writer.setOptionSource(defaultOptions); writer.setOptions(); if (versionOverride) { writer.setVersion(versionParm); } writer.setPolyOverride(polyOverride); writer.setLayerName(layerName); writer.init(); App::DocumentObject* obj = static_cast(docObj)->getDocumentObjectPtr(); Part::Feature* part = static_cast(obj); layerName = part->getNameInDocument(); writer.setLayerName(layerName); const TopoDS_Shape& shape = part->Shape.getValue(); writer.exportShape(shape); writer.endRun(); return Py::None(); } catch (const Base::Exception& e) { throw Py::RuntimeError(e.what()); } } throw Py::TypeError("expected ([DocObject],path"); } }; PyObject* initModule() { return Base::Interpreter().addModule(new Module); } } // namespace Import