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diff --git a/source/blender/freestyle/intern/python/BPy_Iterator.cpp b/source/blender/freestyle/intern/python/BPy_Iterator.cpp
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+++ b/source/blender/freestyle/intern/python/BPy_Iterator.cpp
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+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2010 Blender Foundation.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file source/blender/freestyle/intern/python/BPy_Iterator.cpp
+ * \ingroup freestyle
+ */
+
+#include "BPy_Iterator.h"
+
+#include "BPy_Convert.h"
+#include "Iterator/BPy_AdjacencyIterator.h"
+#include "Iterator/BPy_Interface0DIterator.h"
+#include "Iterator/BPy_CurvePointIterator.h"
+#include "Iterator/BPy_StrokeVertexIterator.h"
+#include "Iterator/BPy_SVertexIterator.h"
+#include "Iterator/BPy_orientedViewEdgeIterator.h"
+#include "Iterator/BPy_ViewEdgeIterator.h"
+#include "Iterator/BPy_ChainingIterator.h"
+#include "Iterator/BPy_ChainPredicateIterator.h"
+#include "Iterator/BPy_ChainSilhouetteIterator.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+//-------------------MODULE INITIALIZATION--------------------------------
+int Iterator_Init(PyObject *module)
+{
+ if (module == NULL)
+ return -1;
+
+ if (PyType_Ready(&Iterator_Type) < 0)
+ return -1;
+ Py_INCREF(&Iterator_Type);
+ PyModule_AddObject(module, "Iterator", (PyObject *)&Iterator_Type);
+
+ if (PyType_Ready(&AdjacencyIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&AdjacencyIterator_Type);
+ PyModule_AddObject(module, "AdjacencyIterator", (PyObject *)&AdjacencyIterator_Type);
+
+ if (PyType_Ready(&Interface0DIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&Interface0DIterator_Type);
+ PyModule_AddObject(module, "Interface0DIterator", (PyObject *)&Interface0DIterator_Type);
+
+ if (PyType_Ready(&CurvePointIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&CurvePointIterator_Type);
+ PyModule_AddObject(module, "CurvePointIterator", (PyObject *)&CurvePointIterator_Type);
+
+ if (PyType_Ready(&StrokeVertexIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&StrokeVertexIterator_Type);
+ PyModule_AddObject(module, "StrokeVertexIterator", (PyObject *)&StrokeVertexIterator_Type);
+
+ if (PyType_Ready(&SVertexIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&SVertexIterator_Type);
+ PyModule_AddObject(module, "SVertexIterator", (PyObject *)&SVertexIterator_Type);
+
+ if (PyType_Ready(&orientedViewEdgeIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&orientedViewEdgeIterator_Type);
+ PyModule_AddObject(module, "orientedViewEdgeIterator", (PyObject *)&orientedViewEdgeIterator_Type);
+
+ if (PyType_Ready(&ViewEdgeIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&ViewEdgeIterator_Type);
+ PyModule_AddObject(module, "ViewEdgeIterator", (PyObject *)&ViewEdgeIterator_Type);
+
+ if (PyType_Ready(&ChainingIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&ChainingIterator_Type);
+ PyModule_AddObject(module, "ChainingIterator", (PyObject *)&ChainingIterator_Type);
+
+ if (PyType_Ready(&ChainPredicateIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&ChainPredicateIterator_Type);
+ PyModule_AddObject(module, "ChainPredicateIterator", (PyObject *)&ChainPredicateIterator_Type);
+
+ if (PyType_Ready(&ChainSilhouetteIterator_Type) < 0)
+ return -1;
+ Py_INCREF(&ChainSilhouetteIterator_Type);
+ PyModule_AddObject(module, "ChainSilhouetteIterator", (PyObject *)&ChainSilhouetteIterator_Type);
+
+ return 0;
+}
+
+//------------------------INSTANCE METHODS ----------------------------------
+
+PyDoc_STRVAR(Iterator_doc,
+"Base class to define iterators.\n"
+"\n"
+".. method:: __init__()\n"
+"\n"
+" Default constructor.");
+
+static int Iterator_init(BPy_Iterator *self, PyObject *args, PyObject *kwds)
+{
+ static const char *kwlist[] = {NULL};
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "", (char **)kwlist))
+ return -1;
+ self->it = new Iterator();
+ return 0;
+}
+
+static void Iterator_dealloc(BPy_Iterator *self)
+{
+ if (self->it)
+ delete self->it;
+ Py_TYPE(self)->tp_free((PyObject *)self);
+}
+
+static PyObject *Iterator_repr(BPy_Iterator *self)
+{
+ return PyUnicode_FromFormat("type: %s - address: %p", Py_TYPE(self)->tp_name, self->it);
+}
+
+PyDoc_STRVAR(Iterator_increment_doc,
+".. method:: increment()\n"
+"\n"
+" Makes the iterator point the next element.");
+
+static PyObject *Iterator_increment(BPy_Iterator *self)
+{
+ if (self->it->isEnd()) {
+ PyErr_SetString(PyExc_RuntimeError, "cannot increment any more");
+ return NULL;
+ }
+ self->it->increment();
+ Py_RETURN_NONE;
+}
+
+PyDoc_STRVAR(Iterator_decrement_doc,
+".. method:: decrement()\n"
+"\n"
+" Makes the iterator point the previous element.");
+
+static PyObject *Iterator_decrement(BPy_Iterator *self)
+{
+ if (self->it->isBegin()) {
+ PyErr_SetString(PyExc_RuntimeError, "cannot decrement any more");
+ return NULL;
+ }
+ self->it->decrement();
+ Py_RETURN_NONE;
+}
+
+static PyMethodDef BPy_Iterator_methods[] = {
+ {"increment", (PyCFunction) Iterator_increment, METH_NOARGS, Iterator_increment_doc},
+ {"decrement", (PyCFunction) Iterator_decrement, METH_NOARGS, Iterator_decrement_doc},
+ {NULL, NULL, 0, NULL}
+};
+
+/*----------------------Iterator get/setters ----------------------------*/
+
+PyDoc_STRVAR(Iterator_name_doc,
+"The string of the name of this iterator.\n"
+"\n"
+":type: str");
+
+static PyObject *Iterator_name_get(BPy_Iterator *self, void *UNUSED(closure))
+{
+ return PyUnicode_FromString(Py_TYPE(self)->tp_name);
+}
+
+PyDoc_STRVAR(Iterator_is_begin_doc,
+"True if the interator points the first element.\n"
+"\n"
+":type: bool");
+
+static PyObject *Iterator_is_begin_get(BPy_Iterator *self, void *UNUSED(closure))
+{
+ return PyBool_from_bool(self->it->isBegin());
+}
+
+PyDoc_STRVAR(Iterator_is_end_doc,
+"True if the interator points the last element.\n"
+"\n"
+":type: bool");
+
+static PyObject *Iterator_is_end_get(BPy_Iterator *self, void *UNUSED(closure))
+{
+ return PyBool_from_bool(self->it->isEnd());
+}
+
+static PyGetSetDef BPy_Iterator_getseters[] = {
+ {(char *)"name", (getter)Iterator_name_get, (setter)NULL, (char *)Iterator_name_doc, NULL},
+ {(char *)"is_begin", (getter)Iterator_is_begin_get, (setter)NULL, (char *)Iterator_is_begin_doc, NULL},
+ {(char *)"is_end", (getter)Iterator_is_end_get, (setter)NULL, (char *)Iterator_is_end_doc, NULL},
+ {NULL, NULL, NULL, NULL, NULL} /* Sentinel */
+};
+
+/*-----------------------BPy_Iterator type definition ------------------------------*/
+
+PyTypeObject Iterator_Type = {
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "Iterator", /* tp_name */
+ sizeof(BPy_Iterator), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ (destructor)Iterator_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_reserved */
+ (reprfunc)Iterator_repr, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ 0, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
+ Iterator_doc, /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ BPy_Iterator_methods, /* tp_methods */
+ 0, /* tp_members */
+ BPy_Iterator_getseters, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ (initproc)Iterator_init, /* tp_init */
+ 0, /* tp_alloc */
+ PyType_GenericNew, /* tp_new */
+};
+
+///////////////////////////////////////////////////////////////////////////////////////////
+
+#ifdef __cplusplus
+}
+#endif
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