Method loadFromFile

src/Mod/Part/App/PropertyTopoShape.cpp:640–687

}

void PropertyPartShape::loadFromFile(Base::Reader& reader)
{
    BRep_Builder builder;
    // create a temporary file and copy the content from the zip stream
    Base::FileInfo fi(App::Application::getTempFileName());

    // read in the ASCII file and write back to the file stream
    Base::ofstream file(fi, std::ios::out | std::ios::binary);
    unsigned long ulSize = 0;
    if (reader) {
        std::streambuf* buf = file.rdbuf();
        reader >> buf;
        file.flush();
        ulSize = buf->pubseekoff(0, std::ios::cur, std::ios::in);
    }
    file.close();

    // Read the shape from the temp file, if the file is empty the stored shape was already empty.
    // If it's still empty after reading the (non-empty) file there must occurred an error.
    TopoDS_Shape shape;
    if (ulSize > 0) {
        if (!BRepTools::Read(shape, static_cast<Standard_CString>(fi.filePath().c_str()), builder)) {
            // Note: Do NOT throw an exception here because if the tmp. created file could
            // not be read it's NOT an indication for an invalid input stream 'reader'.
            // We only print an error message but continue reading the next files from the
            // stream...
            App::PropertyContainer* father = this->getContainer();
            if (father && father->isDerivedFrom<App::DocumentObject>()) {
                App::DocumentObject* obj = static_cast<App::DocumentObject*>(father);
                Base::Console().error(
                    "BRep file '%s' with shape of '%s' seems to be empty\n",
                    fi.filePath().c_str(),
                    obj->Label.getValue()
                );
            }
            else {
                Base::Console().warning(
                    "Loaded BRep file '%s' seems to be empty\n",
                    fi.filePath().c_str()
                );
            }
        }
    }

    // delete the temp file
    fi.deleteFile();
    setValue(shape);
}

void PropertyPartShape::loadFromStream(Base::Reader& reader)
{