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BPy_orientedViewEdgeIterator.cpp « Iterator « python « intern « freestyle « blender « source - git.blender.org/blender.git - Unnamed repository; edit this file 'description' to name the repository.
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#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);
}

static PyMethodDef BPy_orientedViewEdgeIterator_methods[] = {
	{NULL, NULL, 0, NULL}
};

/*----------------------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 */
	BPy_orientedViewEdgeIterator_methods, /* 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