Added Python Interface for FileOBJ

CMakeLists.txt

 include (plugin)
 
-openflipper_plugin (TYPES POLYMESH TRIANGLEMESH
+openflipper_plugin (PYTHONINTERFACE
+                    TYPES POLYMESH TRIANGLEMESH
                     OPT_TYPES BSPLINECURVE BSPLINESURFACE)

FileOBJ.hh

@@ -60,6 +60,7 @@
 #include <OpenFlipper/BasePlugin/RPCInterface.hh>
 #include <OpenFlipper/BasePlugin/StatusbarInterface.hh>
 #include <OpenFlipper/BasePlugin/TextureInterface.hh>
+#include <OpenFlipper/BasePlugin/PythonInterface.hh>
 
 #include <ObjectTypes/PolyMesh/PolyMesh.hh>
 #include <ObjectTypes/TriangleMesh/TriangleMesh.hh>
@@ -85,7 +86,8 @@ enum ReaderMode
 };
 
 class FileOBJPlugin : public QObject, BaseInterface, FileInterface, LoadSaveInterface,
-    LoggingInterface, ScriptInterface, StatusbarInterface, RPCInterface, TextureInterface
+    LoggingInterface, ScriptInterface, StatusbarInterface, RPCInterface, TextureInterface,
+    PythonInterface
 {
    Q_OBJECT
    Q_INTERFACES(FileInterface)
@@ -96,6 +98,8 @@ class FileOBJPlugin : public QObject, BaseInterface, FileInterface, LoadSaveInte
    Q_INTERFACES(StatusbarInterface)
    Q_INTERFACES(RPCInterface)
    Q_INTERFACES(TextureInterface)
+   Q_INTERFACES(PythonInterface)
+
   Q_PLUGIN_METADATA(IID "org.OpenFlipper.Plugins.Plugin-FileOBJ")
   signals:
     void openedFile( int _id );

PythonInterface/Python.cc

+
+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+ *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
+ *           Department of Computer Graphics and Multimedia                  *
+ *                          All rights reserved.                             *
+ *                            www.openflipper.org                            *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * This file is part of OpenFlipper.                                         *
+ *---------------------------------------------------------------------------*
+ *                                                                           *
+ * Redistribution and use in source and binary forms, with or without        *
+ * modification, are permitted provided that the following conditions        *
+ * are met:                                                                  *
+ *                                                                           *
+ * 1. Redistributions of source code must retain the above copyright notice, *
+ *    this list of conditions and the following disclaimer.                  *
+ *                                                                           *
+ * 2. Redistributions in binary form must reproduce the above copyright      *
+ *    notice, this list of conditions and the following disclaimer in the    *
+ *    documentation and/or other materials provided with the distribution.   *
+ *                                                                           *
+ * 3. Neither the name of the copyright holder nor the names of its          *
+ *    contributors may be used to endorse or promote products derived from   *
+ *    this software without specific prior written permission.               *
+ *                                                                           *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
+*                                                                            *
+\*===========================================================================*/
+
+#include <pybind11/include/pybind11/pybind11.h>
+#include <pybind11/include/pybind11/embed.h>
+
+
+#include <FileOBJ.hh>
+#include <QString>
+#include <QChar>
+#include <QCoreApplication>
+
+#include <OpenFlipper/BasePlugin/PythonFunctions.hh>
+#include <OpenFlipper/PythonInterpreter/PythonTypeConversions.hh>
+
+
+
+namespace py = pybind11;
+
+
+
+PYBIND11_EMBEDDED_MODULE(FileOBJ, m) {
+
+  QObject* pluginPointer = getPluginPointer("FileOBJ");
+
+  if (!pluginPointer) {
+     std::cerr << "Error Getting plugin pointer for Plugin-FileOBJ" << std::endl;
+     return;
+   }
+
+  FileOBJPlugin* plugin = qobject_cast<FileOBJPlugin*>(pluginPointer);
+
+  if (!plugin) {
+    std::cerr << "Error converting plugin pointer for Plugin-FileOBJ" << std::endl;
+    return;
+  }
+
+  // Export our core. Make sure that the c++ worlds core object is not deleted if
+  // the python side gets deleted!!
+  py::class_< FileOBJPlugin,std::unique_ptr<FileOBJPlugin, py::nodelete> > obj(m, "FileOBJ");
+
+  // On the c++ side we will just return the existing core instance
+  // and prevent the system to recreate a new core as we need
+  // to work on the existing one.
+  obj.def(py::init([plugin]() { return plugin; }));
+
+
+
+  obj.def("loadObject", static_cast<int (FileOBJPlugin::*)(QString)>( &FileOBJPlugin::loadObject),
+      QCoreApplication::translate("PythonDocFileOBJ","Loads an object and returns its id").toLatin1().data(),
+      py::arg(QCoreApplication::translate("PythonDocFileOBJ","Filename").toLatin1().data()) );
+
+  obj.def("loadObject", static_cast<int (FileOBJPlugin::*)(QString,DataType)>( &FileOBJPlugin::loadObject),
+      QCoreApplication::translate("PythonDocFileOBJ","Loads an object as a given datatype and returns its id").toLatin1().data(),
+      py::arg(QCoreApplication::translate("PythonDocFileOBJ","Filename").toLatin1().data()),
+      py::arg(QCoreApplication::translate("PythonDocFileOBJ","Data type (\"PolyMesh\" or \"TriangleMesh\")").toLatin1().data()));
+
+
+  obj.def("saveObject", &FileOBJPlugin::saveObject,
+        QCoreApplication::translate("PythonDocFileOBJ","saves a given object to a file").toLatin1().data(),
+        py::arg(QCoreApplication::translate("PythonDocFileOBJ","Object id to save").toLatin1().data()),
+        py::arg(QCoreApplication::translate("PythonDocFileOBJ","Filename").toLatin1().data()) );
+
+
+}