/*
 * ***** 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.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file source/blender/freestyle/intern/python/Interface1D/FEdge/BPy_FEdgeSmooth.cpp
 *  \ingroup freestyle
 */

#include "BPy_FEdgeSmooth.h"

#include "../../BPy_Convert.h"
#include "../../Interface0D/BPy_SVertex.h"

#ifdef __cplusplus
extern "C" {
#endif

///////////////////////////////////////////////////////////////////////////////////////////

/*----------------------FEdgeSmooth methods ----------------------------*/

PyDoc_STRVAR(FEdgeSmooth_doc,
"Class hierarchy: :class:`Interface1D` > :class:`FEdge` > :class:`FEdgeSmooth`\n"
"\n"
"Class defining a smooth edge.  This kind of edge typically runs across\n"
"a face of the input mesh.  It can be a silhouette, a ridge or valley,\n"
"a suggestive contour.\n"
"\n"
".. method:: __init__()\n"
"\n"
"   Default constructor.\n"
"\n"
".. method:: __init__(brother)\n"
"\n"
"   Copy constructor.\n"
"\n"
"   :arg brother: An FEdgeSmooth object.\n"
"   :type brother: :class:`FEdgeSmooth`\n"
"\n"
".. method:: __init__(first_vertex, second_vertex)\n"
"\n"
"   Builds an FEdgeSmooth going from the first to the second.\n"
"\n"
"   :arg first_vertex: The first SVertex object.\n"
"   :type first_vertex: :class:`SVertex`\n"
"   :arg second_vertex: The second SVertex object.\n"
"   :type second_vertex: :class:`SVertex`");

static int FEdgeSmooth_init(BPy_FEdgeSmooth *self, PyObject *args, PyObject *kwds)
{
	static const char *kwlist_1[] = {"brother", NULL};
	static const char *kwlist_2[] = {"first_vertex", "second_vertex", NULL};
	PyObject *obj1 = 0, *obj2 = 0;

	if (PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist_1, &FEdgeSmooth_Type, &obj1)) {
		if (!obj1)
			self->fes = new FEdgeSmooth();
		else
			self->fes = new FEdgeSmooth(*(((BPy_FEdgeSmooth *)obj1)->fes));
	}
	else if (PyErr_Clear(),
	         PyArg_ParseTupleAndKeywords(args, kwds, "O!O!", (char **)kwlist_2,
	                                     &SVertex_Type, &obj1, &SVertex_Type, &obj2))
	{
		self->fes = new FEdgeSmooth(((BPy_SVertex *)obj1)->sv, ((BPy_SVertex *)obj2)->sv);
	}
	else {
		PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
		return -1;
	}
	self->py_fe.fe = self->fes;
	self->py_fe.py_if1D.if1D = self->fes;
	self->py_fe.py_if1D.borrowed = false;
	return 0;
}

/*----------------------mathutils callbacks ----------------------------*/

static int FEdgeSmooth_mathutils_check(BaseMathObject *bmo)
{
	if (!BPy_FEdgeSmooth_Check(bmo->cb_user))
		return -1;
	return 0;
}

static int FEdgeSmooth_mathutils_get(BaseMathObject *bmo, int /*subtype*/)
{
	BPy_FEdgeSmooth *self = (BPy_FEdgeSmooth *)bmo->cb_user;
	Vec3r p(self->fes->normal());
	bmo->data[0] = p[0];
	bmo->data[1] = p[1];
	bmo->data[2] = p[2];
	return 0;
}

static int FEdgeSmooth_mathutils_set(BaseMathObject *bmo, int /*subtype*/)
{
	BPy_FEdgeSmooth *self = (BPy_FEdgeSmooth *)bmo->cb_user;
	Vec3r p(bmo->data[0], bmo->data[1], bmo->data[2]);
	self->fes->setNormal(p);
	return 0;
}

static int FEdgeSmooth_mathutils_get_index(BaseMathObject *bmo, int /*subtype*/, int index)
{
	BPy_FEdgeSmooth *self = (BPy_FEdgeSmooth *)bmo->cb_user;
	Vec3r p(self->fes->normal());
	bmo->data[index] = p[index];
	return 0;
}

static int FEdgeSmooth_mathutils_set_index(BaseMathObject *bmo, int /*subtype*/, int index)
{
	BPy_FEdgeSmooth *self = (BPy_FEdgeSmooth *)bmo->cb_user;
	Vec3r p(self->fes->normal());
	p[index] = bmo->data[index];
	self->fes->setNormal(p);
	return 0;
}

static Mathutils_Callback FEdgeSmooth_mathutils_cb = {
	FEdgeSmooth_mathutils_check,
	FEdgeSmooth_mathutils_get,
	FEdgeSmooth_mathutils_set,
	FEdgeSmooth_mathutils_get_index,
	FEdgeSmooth_mathutils_set_index
};

static unsigned char FEdgeSmooth_mathutils_cb_index = -1;

void FEdgeSmooth_mathutils_register_callback()
{
	FEdgeSmooth_mathutils_cb_index = Mathutils_RegisterCallback(&FEdgeSmooth_mathutils_cb);
}

/*----------------------FEdgeSmooth get/setters ----------------------------*/

PyDoc_STRVAR(FEdgeSmooth_normal_doc,
"The normal of the face that this FEdge is running across.\n"
"\n"
":type: :class:`mathutils.Vector`");

static PyObject *FEdgeSmooth_normal_get(BPy_FEdgeSmooth *self, void *UNUSED(closure))
{
	return Vector_CreatePyObject_cb((PyObject *)self, 3, FEdgeSmooth_mathutils_cb_index, 0);
}

static int FEdgeSmooth_normal_set(BPy_FEdgeSmooth *self, PyObject *value, void *UNUSED(closure))
{
	float v[3];
	if (mathutils_array_parse(v, 3, 3, value,
	                          "value must be a 3-dimensional vector") == -1)
	{
		return -1;
	}
	Vec3r p(v[0], v[1], v[2]);
	self->fes->setNormal(p);
	return 0;
}

PyDoc_STRVAR(FEdgeSmooth_material_index_doc,
"The index of the material of the face that this FEdge is running across.\n"
"\n"
":type: int");

static PyObject *FEdgeSmooth_material_index_get(BPy_FEdgeSmooth *self, void *UNUSED(closure))
{
	return PyLong_FromLong(self->fes->frs_materialIndex());
}

static int FEdgeSmooth_material_index_set(BPy_FEdgeSmooth *self, PyObject *value, void *UNUSED(closure))
{
	unsigned int i = PyLong_AsUnsignedLong(value);
	if (PyErr_Occurred())
		return -1;
	self->fes->setFrsMaterialIndex(i);
	return 0;
}

PyDoc_STRVAR(FEdgeSmooth_material_doc,
"The material of the face that this FEdge is running across.\n"
"\n"
":type: :class:`Material`");

static PyObject *FEdgeSmooth_material_get(BPy_FEdgeSmooth *self, void *UNUSED(closure))
{
	return BPy_FrsMaterial_from_FrsMaterial(self->fes->frs_material());
}

PyDoc_STRVAR(FEdgeSmooth_face_mark_doc,
"The face mark of the face that this FEdge is running across.\n"
"\n"
":type: bool");

static PyObject *FEdgeSmooth_face_mark_get(BPy_FEdgeSmooth *self, void *UNUSED(closure))
{
	return PyBool_from_bool(self->fes->faceMark());
}

static int FEdgeSmooth_face_mark_set(BPy_FEdgeSmooth *self, PyObject *value, void *UNUSED(closure))
{
	if (!PyBool_Check(value))
		return -1;
	self->fes->setFaceMark(bool_from_PyBool(value));
	return 0;
}

static PyGetSetDef BPy_FEdgeSmooth_getseters[] = {
	{(char *)"normal", (getter)FEdgeSmooth_normal_get, (setter)FEdgeSmooth_normal_set,
	                   (char *)FEdgeSmooth_normal_doc, NULL},
	{(char *)"material_index", (getter)FEdgeSmooth_material_index_get, (setter)FEdgeSmooth_material_index_set,
	                           (char *)FEdgeSmooth_material_index_doc, NULL},
	{(char *)"material", (getter)FEdgeSmooth_material_get, (setter)NULL, (char *)FEdgeSmooth_material_doc, NULL},
	{(char *)"face_mark", (getter)FEdgeSmooth_face_mark_get, (setter)FEdgeSmooth_face_mark_set,
	                      (char *)FEdgeSmooth_face_mark_doc, NULL},
	{NULL, NULL, NULL, NULL, NULL}  /* Sentinel */
};

/*-----------------------BPy_FEdgeSmooth type definition ------------------------------*/

PyTypeObject FEdgeSmooth_Type = {
	PyVarObject_HEAD_INIT(NULL, 0)
	"FEdgeSmooth",                  /* tp_name */
	sizeof(BPy_FEdgeSmooth),        /* 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 */
	FEdgeSmooth_doc,                /* tp_doc */
	0,                              /* tp_traverse */
	0,                              /* tp_clear */
	0,                              /* tp_richcompare */
	0,                              /* tp_weaklistoffset */
	0,                              /* tp_iter */
	0,                              /* tp_iternext */
	0,                              /* tp_methods */
	0,                              /* tp_members */
	BPy_FEdgeSmooth_getseters,      /* tp_getset */
	&FEdge_Type,                    /* tp_base */
	0,                              /* tp_dict */
	0,                              /* tp_descr_get */
	0,                              /* tp_descr_set */
	0,                              /* tp_dictoffset */
	(initproc)FEdgeSmooth_init,     /* tp_init */
	0,                              /* tp_alloc */
	0,                              /* tp_new */
};

///////////////////////////////////////////////////////////////////////////////////////////

#ifdef __cplusplus
}
#endif
