/*
 * ***** 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/UnaryFunction1D/BPy_UnaryFunction1DVectorViewShape.cpp
 *  \ingroup freestyle
 */

#include "BPy_UnaryFunction1DVectorViewShape.h"

#include "../BPy_Convert.h"
#include "../BPy_Interface1D.h"
#include "../BPy_IntegrationType.h"

#include "UnaryFunction1D_vector_ViewShape/BPy_GetOccludeeF1D.h"
#include "UnaryFunction1D_vector_ViewShape/BPy_GetOccludersF1D.h"
#include "UnaryFunction1D_vector_ViewShape/BPy_GetShapeF1D.h"

#ifdef __cplusplus
extern "C" {
#endif

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

//-------------------MODULE INITIALIZATION--------------------------------

int UnaryFunction1DVectorViewShape_Init(PyObject *module)
{
	if (module == NULL)
		return -1;

	if (PyType_Ready(&UnaryFunction1DVectorViewShape_Type) < 0)
		return -1;
	Py_INCREF(&UnaryFunction1DVectorViewShape_Type);
	PyModule_AddObject(module, "UnaryFunction1DVectorViewShape", (PyObject *)&UnaryFunction1DVectorViewShape_Type);

	if (PyType_Ready(&GetOccludeeF1D_Type) < 0)
		return -1;
	Py_INCREF(&GetOccludeeF1D_Type);
	PyModule_AddObject(module, "GetOccludeeF1D", (PyObject *)&GetOccludeeF1D_Type);

	if (PyType_Ready(&GetOccludersF1D_Type) < 0)
		return -1;
	Py_INCREF(&GetOccludersF1D_Type);
	PyModule_AddObject(module, "GetOccludersF1D", (PyObject *)&GetOccludersF1D_Type);

	if (PyType_Ready(&GetShapeF1D_Type) < 0)
		return -1;
	Py_INCREF(&GetShapeF1D_Type);
	PyModule_AddObject(module, "GetShapeF1D", (PyObject *)&GetShapeF1D_Type);

	return 0;
}

//------------------------INSTANCE METHODS ----------------------------------

static char UnaryFunction1DVectorViewShape___doc__[] =
"Class hierarchy: :class:`UnaryFunction1D` > :class:`UnaryFunction1DVectorViewShape`\n"
"\n"
"Base class for unary functions (functors) that work on\n"
":class:`Interface1D` and return a list of :class:`ViewShape`\n"
"objects.\n"
"\n"
".. method:: __init__()\n"
"\n"
"   Default constructor.\n"
"\n"
".. method:: __init__(integration_type)\n"
"\n"
"   Builds a unary 1D function using the integration method given as\n"
"   argument.\n"
"\n"
"   :arg integration_type: An integration method.\n"
"   :type integration_type: :class:`IntegrationType`\n";

static int UnaryFunction1DVectorViewShape___init__(BPy_UnaryFunction1DVectorViewShape *self,
                                                   PyObject *args, PyObject *kwds)
{
	static const char *kwlist[] = {"integration", NULL};
	PyObject *obj = 0;

	if (!PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist, &IntegrationType_Type, &obj))
		return -1;
	
	if (!obj) {
		self->uf1D_vectorviewshape = new UnaryFunction1D< std::vector<ViewShape*> >();
	}
	else {
		self->uf1D_vectorviewshape = new UnaryFunction1D< std::vector<ViewShape*> >(IntegrationType_from_BPy_IntegrationType(obj));
	}
	
	self->uf1D_vectorviewshape->py_uf1D = (PyObject *)self;
	
	return 0;
}

static void UnaryFunction1DVectorViewShape___dealloc__(BPy_UnaryFunction1DVectorViewShape *self)
{
	if (self->uf1D_vectorviewshape)
		delete self->uf1D_vectorviewshape;
	UnaryFunction1D_Type.tp_dealloc((PyObject *)self);
}

static PyObject *UnaryFunction1DVectorViewShape___repr__(BPy_UnaryFunction1DVectorViewShape *self)
{
	return PyUnicode_FromFormat("type: %s - address: %p", Py_TYPE(self)->tp_name, self->uf1D_vectorviewshape);
}

static PyObject *UnaryFunction1DVectorViewShape___call__(BPy_UnaryFunction1DVectorViewShape *self,
                                                         PyObject *args, PyObject *kwds)
{
	static const char *kwlist[] = {"inter", NULL};
	PyObject *obj = 0;

	if (!PyArg_ParseTupleAndKeywords(args, kwds, "O!", (char **)kwlist, &Interface1D_Type, &obj))
		return NULL;

	if (typeid(*(self->uf1D_vectorviewshape)) == typeid(UnaryFunction1D< std::vector<ViewShape*> >)) {
		PyErr_SetString(PyExc_TypeError, "__call__ method not properly overridden");
		return NULL;
	}
	if (self->uf1D_vectorviewshape->operator()(*(((BPy_Interface1D *) obj)->if1D)) < 0) {
		if (!PyErr_Occurred()) {
			string class_name(Py_TYPE(self)->tp_name);
			PyErr_SetString(PyExc_RuntimeError, (class_name + " __call__ method failed").c_str());
		}
		return NULL;
	}
	PyObject *list = PyList_New(0);
	PyObject *item;
	for (unsigned int i = 0; i < self->uf1D_vectorviewshape->result.size(); i++) {
		ViewShape *v = self->uf1D_vectorviewshape->result[i];
		if (v) {
			item = BPy_ViewShape_from_ViewShape(*v);
		}
		else {
			item = Py_None;
			Py_INCREF(item);
		}
		PyList_Append(list, item);
	}
	
	return list;
}

/*----------------------UnaryFunction1DVectorViewShape get/setters ----------------------------*/

PyDoc_STRVAR(integration_type_doc,
"The integration method.\n"
"\n"
":type: :class:`IntegrationType`");

static PyObject *integration_type_get(BPy_UnaryFunction1DVectorViewShape *self, void *UNUSED(closure))
{
	return BPy_IntegrationType_from_IntegrationType(self->uf1D_vectorviewshape->getIntegrationType());
}

static int integration_type_set(BPy_UnaryFunction1DVectorViewShape *self, PyObject *value, void *UNUSED(closure))
{
	if (!BPy_IntegrationType_Check(value)) {
		PyErr_SetString(PyExc_TypeError, "value must be an IntegrationType");
		return -1;
	}
	self->uf1D_vectorviewshape->setIntegrationType(IntegrationType_from_BPy_IntegrationType(value));
	return 0;
}

static PyGetSetDef BPy_UnaryFunction1DVectorViewShape_getseters[] = {
	{(char *)"integration_type", (getter)integration_type_get, (setter)integration_type_set,
	                             (char *)integration_type_doc, NULL},
	{NULL, NULL, NULL, NULL, NULL}  /* Sentinel */
};

/*-----------------------BPy_UnaryFunction1DVectorViewShape type definition ------------------------------*/

PyTypeObject UnaryFunction1DVectorViewShape_Type = {
	PyVarObject_HEAD_INIT(NULL, 0)
	"UnaryFunction1DVectorViewShape", /* tp_name */
	sizeof(BPy_UnaryFunction1DVectorViewShape), /* tp_basicsize */
	0,                              /* tp_itemsize */
	(destructor)UnaryFunction1DVectorViewShape___dealloc__, /* tp_dealloc */
	0,                              /* tp_print */
	0,                              /* tp_getattr */
	0,                              /* tp_setattr */
	0,                              /* tp_reserved */
	(reprfunc)UnaryFunction1DVectorViewShape___repr__, /* tp_repr */
	0,                              /* tp_as_number */
	0,                              /* tp_as_sequence */
	0,                              /* tp_as_mapping */
	0,                              /* tp_hash  */
	(ternaryfunc)UnaryFunction1DVectorViewShape___call__, /* tp_call */
	0,                              /* tp_str */
	0,                              /* tp_getattro */
	0,                              /* tp_setattro */
	0,                              /* tp_as_buffer */
	Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
	UnaryFunction1DVectorViewShape___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_UnaryFunction1DVectorViewShape_getseters, /* tp_getset */
	&UnaryFunction1D_Type,          /* tp_base */
	0,                              /* tp_dict */
	0,                              /* tp_descr_get */
	0,                              /* tp_descr_set */
	0,                              /* tp_dictoffset */
	(initproc)UnaryFunction1DVectorViewShape___init__, /* tp_init */
	0,                              /* tp_alloc */
	0,                              /* tp_new */
};

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

#ifdef __cplusplus
}
#endif