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blender-archive/source/blender/freestyle/intern/python/Interface0D/CurvePoint/BPy_StrokeVertex.cpp

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/*
* 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.
*/
/** \file
* \ingroup freestyle
*/
#include "BPy_StrokeVertex.h"
#include "../../BPy_Freestyle.h"
#include "../../BPy_Convert.h"
#include "../../BPy_StrokeAttribute.h"
#include "../../Interface0D/BPy_SVertex.h"
#ifdef __cplusplus
extern "C" {
#endif
///////////////////////////////////////////////////////////////////////////////////////////
//------------------------INSTANCE METHODS ----------------------------------
PyDoc_STRVAR(
StrokeVertex_doc,
"Class hierarchy: :class:`Interface0D` > :class:`CurvePoint` > :class:`StrokeVertex`\n"
"\n"
"Class to define a stroke vertex.\n"
"\n"
".. method:: __init__()\n"
"\n"
" Default constructor.\n"
"\n"
".. method:: __init__(brother)\n"
"\n"
" Copy constructor.\n"
"\n"
" :arg brother: A StrokeVertex object.\n"
" :type brother: :class:`StrokeVertex`\n"
"\n"
".. method:: __init__(first_vertex, second_vertex, t3d)\n"
"\n"
" Build a stroke vertex from 2 stroke vertices and an interpolation\n"
" parameter.\n"
"\n"
" :arg first_vertex: The first StrokeVertex.\n"
" :type first_vertex: :class:`StrokeVertex`\n"
" :arg second_vertex: The second StrokeVertex.\n"
" :type second_vertex: :class:`StrokeVertex`\n"
" :arg t3d: An interpolation parameter.\n"
" :type t3d: float\n"
"\n"
".. method:: __init__(point)\n"
"\n"
" Build a stroke vertex from a CurvePoint\n"
"\n"
" :arg point: A CurvePoint object.\n"
" :type point: :class:`CurvePoint`\n"
"\n"
".. method:: __init__(svertex)\n"
"\n"
" Build a stroke vertex from a SVertex\n"
"\n"
" :arg svertex: An SVertex object.\n"
" :type svertex: :class:`SVertex`\n"
"\n"
".. method:: __init__(svertex, attribute)\n"
"\n"
" Build a stroke vertex from an SVertex and a StrokeAttribute object.\n"
"\n"
" :arg svertex: An SVertex object.\n"
" :type svertex: :class:`SVertex`\n"
" :arg attribute: A StrokeAttribute object.\n"
" :type attribute: :class:`StrokeAttribute`");
static int StrokeVertex_init(BPy_StrokeVertex *self, PyObject *args, PyObject *kwds)
{
static const char *kwlist_1[] = {"brother", NULL};
static const char *kwlist_2[] = {"first_vertex", "second_vertex", "t3d", NULL};
static const char *kwlist_3[] = {"point", NULL};
static const char *kwlist_4[] = {"svertex", "attribute", NULL};
PyObject *obj1 = 0, *obj2 = 0;
float t3d;
if (PyArg_ParseTupleAndKeywords(
args, kwds, "|O!", (char **)kwlist_1, &StrokeVertex_Type, &obj1)) {
if (!obj1) {
self->sv = new StrokeVertex();
}
else {
if (!((BPy_StrokeVertex *)obj1)->sv) {
PyErr_SetString(PyExc_TypeError, "argument 1 is an invalid StrokeVertex object");
return -1;
}
self->sv = new StrokeVertex(*(((BPy_StrokeVertex *)obj1)->sv));
}
}
else if (PyErr_Clear(),
PyArg_ParseTupleAndKeywords(args,
kwds,
"O!O!f",
(char **)kwlist_2,
&StrokeVertex_Type,
&obj1,
&StrokeVertex_Type,
&obj2,
&t3d)) {
StrokeVertex *sv1 = ((BPy_StrokeVertex *)obj1)->sv;
StrokeVertex *sv2 = ((BPy_StrokeVertex *)obj2)->sv;
if (!sv1 || (sv1->A() == 0 && sv1->B() == 0)) {
PyErr_SetString(PyExc_TypeError, "argument 1 is an invalid StrokeVertex object");
return -1;
}
if (!sv2 || (sv2->A() == 0 && sv2->B() == 0)) {
PyErr_SetString(PyExc_TypeError, "argument 2 is an invalid StrokeVertex object");
return -1;
}
self->sv = new StrokeVertex(sv1, sv2, t3d);
}
else if (PyErr_Clear(),
PyArg_ParseTupleAndKeywords(
args, kwds, "O!", (char **)kwlist_3, &CurvePoint_Type, &obj1)) {
CurvePoint *cp = ((BPy_CurvePoint *)obj1)->cp;
if (!cp || cp->A() == 0 || cp->B() == 0) {
PyErr_SetString(PyExc_TypeError, "argument 1 is an invalid CurvePoint object");
return -1;
}
self->sv = new StrokeVertex(cp);
}
else if (PyErr_Clear(),
(obj2 = 0),
PyArg_ParseTupleAndKeywords(args,
kwds,
"O!|O!",
(char **)kwlist_4,
&SVertex_Type,
&obj1,
&StrokeAttribute_Type,
&obj2)) {
if (!obj2) {
self->sv = new StrokeVertex(((BPy_SVertex *)obj1)->sv);
}
else {
self->sv = new StrokeVertex(((BPy_SVertex *)obj1)->sv, *(((BPy_StrokeAttribute *)obj2)->sa));
}
}
else {
PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
return -1;
}
self->py_cp.cp = self->sv;
self->py_cp.py_if0D.if0D = self->sv;
self->py_cp.py_if0D.borrowed = false;
return 0;
}
// real operator[] (const int i) const
// real & operator[] (const int i)
/*----------------------mathutils callbacks ----------------------------*/
static int StrokeVertex_mathutils_check(BaseMathObject *bmo)
{
if (!BPy_StrokeVertex_Check(bmo->cb_user)) {
return -1;
}
return 0;
}
static int StrokeVertex_mathutils_get(BaseMathObject *bmo, int /*subtype*/)
{
BPy_StrokeVertex *self = (BPy_StrokeVertex *)bmo->cb_user;
bmo->data[0] = (float)self->sv->x();
bmo->data[1] = (float)self->sv->y();
return 0;
}
static int StrokeVertex_mathutils_set(BaseMathObject *bmo, int /*subtype*/)
{
BPy_StrokeVertex *self = (BPy_StrokeVertex *)bmo->cb_user;
self->sv->setX((real)bmo->data[0]);
self->sv->setY((real)bmo->data[1]);
return 0;
}
static int StrokeVertex_mathutils_get_index(BaseMathObject *bmo, int /*subtype*/, int index)
{
BPy_StrokeVertex *self = (BPy_StrokeVertex *)bmo->cb_user;
switch (index) {
case 0:
bmo->data[0] = (float)self->sv->x();
break;
case 1:
bmo->data[1] = (float)self->sv->y();
break;
default:
return -1;
}
return 0;
}
static int StrokeVertex_mathutils_set_index(BaseMathObject *bmo, int /*subtype*/, int index)
{
BPy_StrokeVertex *self = (BPy_StrokeVertex *)bmo->cb_user;
switch (index) {
case 0:
self->sv->setX((real)bmo->data[0]);
break;
case 1:
self->sv->setY((real)bmo->data[1]);
break;
default:
return -1;
}
return 0;
}
static Mathutils_Callback StrokeVertex_mathutils_cb = {
StrokeVertex_mathutils_check,
StrokeVertex_mathutils_get,
StrokeVertex_mathutils_set,
StrokeVertex_mathutils_get_index,
StrokeVertex_mathutils_set_index,
};
static unsigned char StrokeVertex_mathutils_cb_index = -1;
void StrokeVertex_mathutils_register_callback()
{
StrokeVertex_mathutils_cb_index = Mathutils_RegisterCallback(&StrokeVertex_mathutils_cb);
}
/*----------------------StrokeVertex get/setters ----------------------------*/
PyDoc_STRVAR(StrokeVertex_attribute_doc,
"StrokeAttribute for this StrokeVertex.\n"
"\n"
":type: :class:`StrokeAttribute`");
static PyObject *StrokeVertex_attribute_get(BPy_StrokeVertex *self, void *UNUSED(closure))
{
return BPy_StrokeAttribute_from_StrokeAttribute(self->sv->attribute());
}
static int StrokeVertex_attribute_set(BPy_StrokeVertex *self,
PyObject *value,
void *UNUSED(closure))
{
if (!BPy_StrokeAttribute_Check(value)) {
PyErr_SetString(PyExc_TypeError, "value must be a StrokeAttribute object");
return -1;
}
self->sv->setAttribute(*(((BPy_StrokeAttribute *)value)->sa));
return 0;
}
PyDoc_STRVAR(StrokeVertex_curvilinear_abscissa_doc,
"Curvilinear abscissa of this StrokeVertex in the Stroke.\n"
"\n"
":type: float");
static PyObject *StrokeVertex_curvilinear_abscissa_get(BPy_StrokeVertex *self,
void *UNUSED(closure))
{
return PyFloat_FromDouble(self->sv->curvilinearAbscissa());
}
static int StrokeVertex_curvilinear_abscissa_set(BPy_StrokeVertex *self,
PyObject *value,
void *UNUSED(closure))
{
float scalar;
if ((scalar = PyFloat_AsDouble(value)) == -1.0f && PyErr_Occurred()) {
/* parsed item not a number */
PyErr_SetString(PyExc_TypeError, "value must be a number");
return -1;
}
self->sv->setCurvilinearAbscissa(scalar);
return 0;
}
PyDoc_STRVAR(StrokeVertex_point_doc,
"2D point coordinates.\n"
"\n"
":type: :class:`mathutils.Vector`");
static PyObject *StrokeVertex_point_get(BPy_StrokeVertex *self, void *UNUSED(closure))
{
return Vector_CreatePyObject_cb((PyObject *)self, 2, StrokeVertex_mathutils_cb_index, 0);
}
static int StrokeVertex_point_set(BPy_StrokeVertex *self, PyObject *value, void *UNUSED(closure))
{
float v[2];
if (mathutils_array_parse(v, 2, 2, value, "value must be a 2-dimensional vector") == -1) {
return -1;
}
self->sv->setX(v[0]);
self->sv->setY(v[1]);
return 0;
}
PyDoc_STRVAR(StrokeVertex_stroke_length_doc,
"Stroke length (it is only a value retained by the StrokeVertex,\n"
"and it won't change the real stroke length).\n"
"\n"
":type: float");
static PyObject *StrokeVertex_stroke_length_get(BPy_StrokeVertex *self, void *UNUSED(closure))
{
return PyFloat_FromDouble(self->sv->strokeLength());
}
static int StrokeVertex_stroke_length_set(BPy_StrokeVertex *self,
PyObject *value,
void *UNUSED(closure))
{
float scalar;
if ((scalar = PyFloat_AsDouble(value)) == -1.0f && PyErr_Occurred()) {
/* parsed item not a number */
PyErr_SetString(PyExc_TypeError, "value must be a number");
return -1;
}
self->sv->setStrokeLength(scalar);
return 0;
}
PyDoc_STRVAR(StrokeVertex_u_doc,
"Curvilinear abscissa of this StrokeVertex in the Stroke.\n"
"\n"
":type: float");
static PyObject *StrokeVertex_u_get(BPy_StrokeVertex *self, void *UNUSED(closure))
{
return PyFloat_FromDouble(self->sv->u());
}
static PyGetSetDef BPy_StrokeVertex_getseters[] = {
{(char *)"attribute",
(getter)StrokeVertex_attribute_get,
(setter)StrokeVertex_attribute_set,
(char *)StrokeVertex_attribute_doc,
NULL},
{(char *)"curvilinear_abscissa",
(getter)StrokeVertex_curvilinear_abscissa_get,
(setter)StrokeVertex_curvilinear_abscissa_set,
(char *)StrokeVertex_curvilinear_abscissa_doc,
NULL},
{(char *)"point",
(getter)StrokeVertex_point_get,
(setter)StrokeVertex_point_set,
(char *)StrokeVertex_point_doc,
NULL},
{(char *)"stroke_length",
(getter)StrokeVertex_stroke_length_get,
(setter)StrokeVertex_stroke_length_set,
(char *)StrokeVertex_stroke_length_doc,
NULL},
{(char *)"u", (getter)StrokeVertex_u_get, (setter)NULL, (char *)StrokeVertex_u_doc, NULL},
{NULL, NULL, NULL, NULL, NULL} /* Sentinel */
};
/*-----------------------BPy_StrokeVertex type definition ------------------------------*/
PyTypeObject StrokeVertex_Type = {
PyVarObject_HEAD_INIT(NULL, 0) "StrokeVertex", /* tp_name */
sizeof(BPy_StrokeVertex), /* 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 */
StrokeVertex_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_StrokeVertex_getseters, /* tp_getset */
&CurvePoint_Type, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)StrokeVertex_init, /* tp_init */
0, /* tp_alloc */
0, /* tp_new */
};
///////////////////////////////////////////////////////////////////////////////////////////
#ifdef __cplusplus
}
#endif