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Diffstat (limited to 'source/blender/freestyle/intern/python/Iterator/BPy_orientedViewEdgeIterator.cpp')
| -rw-r--r-- | source/blender/freestyle/intern/python/Iterator/BPy_orientedViewEdgeIterator.cpp | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/python/Iterator/BPy_orientedViewEdgeIterator.cpp b/source/blender/freestyle/intern/python/Iterator/BPy_orientedViewEdgeIterator.cpp new file mode 100644 index 00000000000..d92f3dd2d49 --- /dev/null +++ b/source/blender/freestyle/intern/python/Iterator/BPy_orientedViewEdgeIterator.cpp @@ -0,0 +1,169 @@ +/* + * ***** 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/Iterator/BPy_orientedViewEdgeIterator.cpp + * \ingroup freestyle + */ + +#include "BPy_orientedViewEdgeIterator.h" + +#include "../BPy_Convert.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/////////////////////////////////////////////////////////////////////////////////////////// + +//------------------------INSTANCE METHODS ---------------------------------- + +PyDoc_STRVAR(orientedViewEdgeIterator_doc, +"Class hierarchy: :class:`Iterator` > :class:`orientedViewEdgeIterator`\n" +"\n" +"Class representing an iterator over oriented ViewEdges around a\n" +":class:`ViewVertex`. This iterator allows a CCW iteration (in the image\n" +"plane). An instance of an orientedViewEdgeIterator can only be\n" +"obtained from a ViewVertex by calling edgesBegin() or edgesEnd().\n" +"\n" +".. method:: __init__()\n" +"\n" +" Default constructor.\n" +"\n" +".. method:: __init__(iBrother)\n" +"\n" +" Copy constructor.\n" +"\n" +" :arg iBrother: An orientedViewEdgeIterator object.\n" +" :type iBrother: :class:`orientedViewEdgeIterator`"); + +static int orientedViewEdgeIterator_init(BPy_orientedViewEdgeIterator *self, PyObject *args, PyObject *kwds) +{ + static const char *kwlist[] = {"brother", NULL}; + PyObject *brother = 0; + + if (!PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist, &orientedViewEdgeIterator_Type, &brother)) + return -1; + if (!brother) + self->ove_it = new ViewVertexInternal::orientedViewEdgeIterator(); + else + self->ove_it = new ViewVertexInternal::orientedViewEdgeIterator(*(((BPy_orientedViewEdgeIterator *)brother)->ove_it)); + self->py_it.it = self->ove_it; + self->reversed = 0; + return 0; +} + +static PyObject *orientedViewEdgeIterator_iternext(BPy_orientedViewEdgeIterator *self) +{ + ViewVertex::directedViewEdge *dve; + + if (self->reversed) { + if (self->ove_it->isBegin()) { + PyErr_SetNone(PyExc_StopIteration); + return NULL; + } + self->ove_it->decrement(); + dve = self->ove_it->operator->(); + } + else { + if (self->ove_it->isEnd()) { + PyErr_SetNone(PyExc_StopIteration); + return NULL; + } + dve = self->ove_it->operator->(); + self->ove_it->increment(); + } + return BPy_directedViewEdge_from_directedViewEdge(*dve); +} + +/*----------------------orientedViewEdgeIterator get/setters ----------------------------*/ + +PyDoc_STRVAR(orientedViewEdgeIterator_object_doc, +"The oriented ViewEdge (i.e., a tuple of the pointed ViewEdge and a boolean\n" +"value) currently pointed by this iterator. If the boolean value is true,\n" +"the ViewEdge is incoming.\n" +"\n" +":type: (:class:`directedViewEdge`, bool)"); + +static PyObject *orientedViewEdgeIterator_object_get(BPy_orientedViewEdgeIterator *self, void *UNUSED(closure)) +{ + return BPy_directedViewEdge_from_directedViewEdge(self->ove_it->operator*()); +} + +static PyGetSetDef BPy_orientedViewEdgeIterator_getseters[] = { + {(char *)"object", (getter)orientedViewEdgeIterator_object_get, (setter)NULL, + (char *)orientedViewEdgeIterator_object_doc, NULL}, + {NULL, NULL, NULL, NULL, NULL} /* Sentinel */ +}; + +/*-----------------------BPy_orientedViewEdgeIterator type definition ------------------------------*/ + +PyTypeObject orientedViewEdgeIterator_Type = { + PyVarObject_HEAD_INIT(NULL, 0) + "orientedViewEdgeIterator", /* tp_name */ + sizeof(BPy_orientedViewEdgeIterator), /* tp_basicsize */ + 0, /* tp_itemsize */ + 0, /* tp_dealloc */ + 0, /* tp_print */ + 0, /* tp_getattr */ + 0, /* tp_setattr */ + 0, /* tp_reserved */ + 0, /* 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 */ + orientedViewEdgeIterator_doc, /* tp_doc */ + 0, /* tp_traverse */ + 0, /* tp_clear */ + 0, /* tp_richcompare */ + 0, /* tp_weaklistoffset */ + PyObject_SelfIter, /* tp_iter */ + (iternextfunc)orientedViewEdgeIterator_iternext, /* tp_iternext */ + 0, /* tp_methods */ + 0, /* tp_members */ + BPy_orientedViewEdgeIterator_getseters, /* tp_getset */ + &Iterator_Type, /* tp_base */ + 0, /* tp_dict */ + 0, /* tp_descr_get */ + 0, /* tp_descr_set */ + 0, /* tp_dictoffset */ + (initproc)orientedViewEdgeIterator_init, /* tp_init */ + 0, /* tp_alloc */ + 0, /* tp_new */ +}; + +/////////////////////////////////////////////////////////////////////////////////////////// + +#ifdef __cplusplus +} +#endif |