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Diffstat (limited to 'source/gameengine/Expressions/PyObjectPlus.cpp')
| -rw-r--r-- | source/gameengine/Expressions/PyObjectPlus.cpp | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/source/gameengine/Expressions/PyObjectPlus.cpp b/source/gameengine/Expressions/PyObjectPlus.cpp new file mode 100644 index 00000000000..7b93b1d4daa --- /dev/null +++ b/source/gameengine/Expressions/PyObjectPlus.cpp @@ -0,0 +1,157 @@ +/** + * $Id$ + * ***** BEGIN GPL/BL DUAL 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. The Blender + * Foundation also sells licenses for use in proprietary software under + * the Blender License. See http://www.blender.org/BL/ for information + * about this. + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ + +#ifndef NO_EXP_PYTHON_EMBEDDING + +/*------------------------------ + * PyObjectPlus cpp + * + * C++ library routines for Crawl 3.2 + * + * Derived from work by + * David Redish + * graduate student + * Computer Science Department + * Carnegie Mellon University (CMU) + * Center for the Neural Basis of Cognition (CNBC) + * http://www.python.org/doc/PyCPP.html + * +------------------------------*/ +#include <assert.h> +#include "stdlib.h" +#include "PyObjectPlus.h" +#include "STR_String.h" +/*------------------------------ + * PyObjectPlus Type -- Every class, even the abstract one should have a Type +------------------------------*/ + +PyTypeObject PyObjectPlus::Type = { + PyObject_HEAD_INIT(&PyType_Type) + 0, /*ob_size*/ + "PyObjectPlus", /*tp_name*/ + sizeof(PyObjectPlus), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + /* methods */ + PyDestructor, /*tp_dealloc*/ + 0, /*tp_print*/ + __getattr, /*tp_getattr*/ + __setattr, /*tp_setattr*/ + 0, /*tp_compare*/ + __repr, /*tp_repr*/ + 0, /*tp_as_number*/ + 0, /*tp_as_sequence*/ + 0, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call */ +}; + +PyObjectPlus::PyObjectPlus(PyTypeObject *T) // constructor +{ + assert(T != NULL); + this->ob_type = T; + _Py_NewReference(this); +}; + +/*------------------------------ + * PyObjectPlus Methods -- Every class, even the abstract one should have a Methods +------------------------------*/ +PyMethodDef PyObjectPlus::Methods[] = { + {"isA", (PyCFunction) sPy_isA, Py_NEWARGS}, + {NULL, NULL} /* Sentinel */ +}; + +/*------------------------------ + * PyObjectPlus Parents -- Every class, even the abstract one should have parents +------------------------------*/ +PyParentObject PyObjectPlus::Parents[] = {&PyObjectPlus::Type, NULL}; + +/*------------------------------ + * PyObjectPlus attributes -- attributes +------------------------------*/ +PyObject *PyObjectPlus::_getattr(char *attr) +{ + //if (streq(attr, "type")) + // return Py_BuildValue("s", (*(GetParents()))->tp_name); + + return Py_FindMethod(Methods, this, attr); +} + +int PyObjectPlus::_setattr(char *attr, PyObject *value) +{ + //return PyObject::_setattr(attr,value); + //cerr << "Unknown attribute" << endl; + return 1; +} + +/*------------------------------ + * PyObjectPlus repr -- representations +------------------------------*/ +PyObject *PyObjectPlus::_repr(void) +{ + Py_Error(PyExc_SystemError, "Representation not overridden by object."); +} + +/*------------------------------ + * PyObjectPlus isA -- the isA functions +------------------------------*/ +bool PyObjectPlus::isA(PyTypeObject *T) // if called with a Type, use "typename" +{ + return isA(T->tp_name); +} + + +bool PyObjectPlus::isA(const char *mytypename) // check typename of each parent +{ + int i; + PyParentObject P; + PyParentObject *Ps = GetParents(); + + for (P = Ps[i=0]; P != NULL; P = Ps[i++]) + { + if (STR_String(P->tp_name) == STR_String(mytypename) ) + return true; + } + + return false; +} + +PyObject *PyObjectPlus::Py_isA(PyObject *args) // Python wrapper for isA +{ + char *mytypename; + Py_Try(PyArg_ParseTuple(args, "s", &mytypename)); + if(isA(mytypename)) + {Py_INCREF(Py_True); return Py_True;} + else + {Py_INCREF(Py_False); return Py_False;}; +} + +#endif //NO_EXP_PYTHON_EMBEDDING + |