text: /*
   * 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_FrsCurve.h"
  
  #include "../BPy_Convert.h"
  #include "../BPy_Id.h"
  #include "../Interface0D/BPy_CurvePoint.h"
  #include "../Interface0D/BPy_SVertex.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  ///////////////////////////////////////////////////////////////////////////////////////////
  
  /*----------------------CurvePoint methods ----------------------------*/
  
  PyDoc_STRVAR(FrsCurve_doc,
               "Class hierarchy: :class:`Interface1D` > :class:`Curve`\n"
               "\n"
               "Base class for curves made of CurvePoints.  :class:`SVertex` is the\n"
               "type of the initial curve vertices.  A :class:`Chain` is a\n"
               "specialization of a Curve.\n"
               "\n"
               ".. method:: __init__()\n"
               "            __init__(brother)\n"
               "            __init__(id)\n"
               "\n"
               "   Builds a :class:`FrsCurve` using a default constructor,\n"
               "   copy constructor or from an :class:`Id`.\n"
               "\n"
               "   :arg brother: A Curve object.\n"
               "   :type brother: :class:`Curve`\n"
               "   :arg id: An Id object.\n"
               "   :type id: :class:`Id`");
  
  static int FrsCurve_init(BPy_FrsCurve *self, PyObject *args, PyObject *kwds)
  {
    static const char *kwlist_1[] = {"brother", nullptr};
    static const char *kwlist_2[] = {"id", nullptr};
    PyObject *obj = nullptr;
  
    if (PyArg_ParseTupleAndKeywords(args, kwds, "|O!", (char **)kwlist_1, &FrsCurve_Type, &obj)) {
      if (!obj) {
        self->c = new Curve();
      }
      else {
        self->c = new Curve(*(((BPy_FrsCurve *)obj)->c));
      }
    }
    else if ((void)PyErr_Clear(),
             PyArg_ParseTupleAndKeywords(args, kwds, "O!", (char **)kwlist_2, &Id_Type, &obj)) {
      self->c = new Curve(*(((BPy_Id *)obj)->id));
    }
    else {
      PyErr_SetString(PyExc_TypeError, "invalid argument(s)");
      return -1;
    }
    self->py_if1D.if1D = self->c;
    self->py_if1D.borrowed = false;
    return 0;
  }
  
  PyDoc_STRVAR(FrsCurve_push_vertex_back_doc,
               ".. method:: push_vertex_back(vertex)\n"
               "\n"
               "   Adds a single vertex at the end of the Curve.\n"
               "\n"
               "   :arg vertex: A vertex object.\n"
               "   :type vertex: :class:`SVertex` or :class:`CurvePoint`");
  
  static PyObject *FrsCurve_push_vertex_back(BPy_FrsCurve *self, PyObject *args, PyObject *kwds)
  {
    static const char *kwlist[] = {"vertex", nullptr};
    PyObject *obj = nullptr;
  
    if (!PyArg_ParseTupleAndKeywords(args, kwds, "O", (char **)kwlist, &obj)) {
      return nullptr;
    }
  
    if (BPy_CurvePoint_Check(obj)) {
      self->c->push_vertex_back(((BPy_CurvePoint *)obj)->cp);
    }
    else if (BPy_SVertex_Check(obj)) {
      self->c->push_vertex_back(((BPy_SVertex *)obj)->sv);
    }
    else {
      PyErr_SetString(PyExc_TypeError, "invalid argument");
      return nullptr;
    }
    Py_RETURN_NONE;
  }
  
  PyDoc_STRVAR(FrsCurve_push_vertex_front_doc,
               ".. method:: push_vertex_front(vertex)\n"
               "\n"
               "   Adds a single vertex at the front of the Curve.\n"
               "\n"
               "   :arg vertex: A vertex object.\n"
               "   :type vertex: :class:`SVertex` or :class:`CurvePoint`");
  
  static PyObject *FrsCurve_push_vertex_front(BPy_FrsCurve *self, PyObject *args, PyObject *kwds)
  {
    static const char *kwlist[] = {"vertex", nullptr};
    PyObject *obj = nullptr;
  
    if (!PyArg_ParseTupleAndKeywords(args, kwds, "O", (char **)kwlist, &obj)) {
      return nullptr;
    }
  
    if (BPy_CurvePoint_Check(obj)) {
      self->c->push_vertex_front(((BPy_CurvePoint *)obj)->cp);
    }
    else if (BPy_SVertex_Check(obj)) {
      self->c->push_vertex_front(((BPy_SVertex *)obj)->sv);
    }
    else {
      PyErr_SetString(PyExc_TypeError, "invalid argument");
      return nullptr;
    }
    Py_RETURN_NONE;
  }
  
  static PyMethodDef BPy_FrsCurve_methods[] = {
      {"push_vertex_back",
       (PyCFunction)FrsCurve_push_vertex_back,
       METH_VARARGS | METH_KEYWORDS,
       FrsCurve_push_vertex_back_doc},
      {"push_vertex_front",
       (PyCFunction)FrsCurve_push_vertex_front,
       METH_VARARGS | METH_KEYWORDS,
       FrsCurve_push_vertex_front_doc},
      {nullptr, nullptr, 0, nullptr},
  };
  
  /*----------------------CurvePoint get/setters ----------------------------*/
  
  PyDoc_STRVAR(FrsCurve_is_empty_doc,
               "True if the Curve doesn't have any Vertex yet.\n"
               "\n"
               ":type: bool");
  
  static PyObject *FrsCurve_is_empty_get(BPy_FrsCurve *self, void *UNUSED(closure))
  {
    return PyBool_from_bool(self->c->empty());
  }
  
  PyDoc_STRVAR(FrsCurve_segments_size_doc,
               "The number of segments in the polyline constituting the Curve.\n"
               "\n"
               ":type: int");
  
  static PyObject *FrsCurve_segments_size_get(BPy_FrsCurve *self, void *UNUSED(closure))
  {
    return PyLong_FromLong(self->c->nSegments());
  }
  
  static PyGetSetDef BPy_FrsCurve_getseters[] = {
      {"is_empty", (getter)FrsCurve_is_empty_get, (setter)nullptr, FrsCurve_is_empty_doc, nullptr},
      {"segments_size",
       (getter)FrsCurve_segments_size_get,
       (setter)nullptr,
       FrsCurve_segments_size_doc,
       nullptr},
      {nullptr, nullptr, nullptr, nullptr, nullptr} /* Sentinel */
  };
  
  /*-----------------------BPy_FrsCurve type definition ------------------------------*/
  
  PyTypeObject FrsCurve_Type = {
      PyVarObject_HEAD_INIT(nullptr, 0) "Curve",   /* tp_name */
      sizeof(BPy_FrsCurve),                     /* tp_basicsize */
      0,                                        /* tp_itemsize */
      nullptr,                                        /* tp_dealloc */
      nullptr,                                        /* tp_print */
      nullptr,                                        /* tp_getattr */
      nullptr,                                        /* tp_setattr */
      nullptr,                                        /* tp_reserved */
      nullptr,                                        /* tp_repr */
      nullptr,                                        /* tp_as_number */
      nullptr,                                        /* tp_as_sequence */
      nullptr,                                        /* tp_as_mapping */
      nullptr,                                        /* tp_hash  */
      nullptr,                                        /* tp_call */
      nullptr,                                        /* tp_str */
      nullptr,                                        /* tp_getattro */
      nullptr,                                        /* tp_setattro */
      nullptr,                                        /* tp_as_buffer */
      Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
      FrsCurve_doc,                             /* tp_doc */
      nullptr,                                        /* tp_traverse */
      nullptr,                                        /* tp_clear */
      nullptr,                                        /* tp_richcompare */
      0,                                        /* tp_weaklistoffset */
      nullptr,                                        /* tp_iter */
      nullptr,                                        /* tp_iternext */
      BPy_FrsCurve_methods,                     /* tp_methods */
      nullptr,                                        /* tp_members */
      BPy_FrsCurve_getseters,                   /* tp_getset */
      &Interface1D_Type,                        /* tp_base */
      nullptr,                                        /* tp_dict */
      nullptr,                                        /* tp_descr_get */
      nullptr,                                        /* tp_descr_set */
      0,                                        /* tp_dictoffset */
      (initproc)FrsCurve_init,                  /* tp_init */
      nullptr,                                        /* tp_alloc */
      nullptr,                                        /* tp_new */
  };
  
  ///////////////////////////////////////////////////////////////////////////////////////////
  
  #ifdef __cplusplus
  }
  #endif
  