Martin Poirier
5dfef1ae35
I was careful in selectively rolling back revisions, but if you've committed changes unrelated to BPY mixed with BPY changes, I might have reverted those too, so please double check.
530 lines
16 KiB
C
530 lines
16 KiB
C
/*
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* $Id: logic.c 11123 2007-06-29 08:59:26Z campbellbarton $
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* This is a new part of Blender.
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*
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* Contributor(s): Joseph Gilbert
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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*/
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#include "logic.h" /*This must come first*/
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#include "MEM_guardedalloc.h"
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#include "BLI_blenlib.h"
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#include "gen_utils.h"
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//--------------- Python BPy_Property methods declarations:---------------
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static PyObject *Property_getName( BPy_Property * self );
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static PyObject *Property_setName( BPy_Property * self, PyObject * value );
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static PyObject *Property_getData( BPy_Property * self );
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static PyObject *Property_setData( BPy_Property * self, PyObject * args );
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static PyObject *Property_getType( BPy_Property * self );
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//--------------- Python BPy_Property methods table:----------------------
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static PyMethodDef BPy_Property_methods[] = {
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{"getName", ( PyCFunction ) Property_getName, METH_NOARGS,
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"() - return Property name"},
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{"setName", ( PyCFunction ) Property_setName, METH_O,
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"() - set the name of this Property"},
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{"getData", ( PyCFunction ) Property_getData, METH_NOARGS,
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"() - return Property data"},
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{"setData", ( PyCFunction ) Property_setData, METH_VARARGS,
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"() - set the data of this Property"},
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{"getType", ( PyCFunction ) Property_getType, METH_NOARGS,
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"() - return Property type"},
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{NULL, NULL, 0, NULL}
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};
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//--------------- Python TypeProperty callback function prototypes--------
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static void Property_dealloc( BPy_Property * Property );
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static PyObject *Property_getAttr( BPy_Property * Property, char *name );
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static int Property_setAttr( BPy_Property * Property, char *name,
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PyObject * v );
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static PyObject *Property_repr( BPy_Property * Property );
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static int Property_compare( BPy_Property * a1, BPy_Property * a2 );
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//--------------- Python TypeProperty structure definition----------------
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PyTypeObject property_Type = {
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PyObject_HEAD_INIT( NULL )
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0, /* ob_size */
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"Blender Property", /* tp_name */
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sizeof( BPy_Property ), /* tp_basicsize */
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0, /* tp_itemsize */
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/* methods */
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( destructor ) Property_dealloc, /* tp_dealloc */
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0, /* tp_print */
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( getattrfunc ) Property_getAttr, /* tp_getattr */
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( setattrfunc ) Property_setAttr, /* tp_setattr */
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( cmpfunc ) Property_compare, /* tp_compare */
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( reprfunc ) Property_repr, /* tp_repr */
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0, /* tp_as_number */
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0, /* tp_as_sequence */
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0, /* tp_as_mapping */
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0, /* tp_as_hash */
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0, 0, 0, 0, 0, 0,
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0, /* tp_doc */
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0, 0, 0, 0, 0, 0,
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BPy_Property_methods, /* tp_methods */
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0, /* tp_members */
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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};
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//--------------- Property module internal callbacks-------------------
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//--------------- updatePyProperty-------------------------------------
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int updatePyProperty( BPy_Property * self )
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{
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if( !self->property ) {
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return 0; //nothing to update - not linked
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} else {
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BLI_strncpy( self->name, self->property->name, 32 );
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self->type = self->property->type;
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if( self->property->type == PROP_BOOL ) {
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if( *( ( int * ) &self->property->poin ) ) {
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self->data = EXPP_incr_ret_True();
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} else {
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self->data = EXPP_incr_ret_False();
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}
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} else if( self->property->type == PROP_INT ) {
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self->data = PyInt_FromLong( self->property->data );
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} else if( self->property->type == PROP_FLOAT ) {
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self->data =
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PyFloat_FromDouble( *
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( ( float * ) &self->
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property->data ) );
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} else if( self->property->type == PROP_TIME ) {
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self->data =
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PyFloat_FromDouble( *
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( ( float * ) &self->
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property->data ) );
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} else if( self->property->type == PROP_STRING ) {
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self->data =
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PyString_FromString( self->property->poin );
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}
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return 1;
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}
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}
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//--------------- updatePropertyData------------------------------------
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int updateProperyData( BPy_Property * self )
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{
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if( !self->property ) {
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//nothing to update - not linked
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return 0;
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} else {
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BLI_strncpy( self->property->name, self->name, 32 );
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self->property->type = self->type;
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if( PyInt_Check( self->data ) ) {
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*( ( int * ) &self->property->data ) =
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( int ) PyInt_AsLong( self->data );
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} else if( PyFloat_Check( self->data ) ) {
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*( ( float * ) &self->property->data ) =
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( float ) PyFloat_AsDouble( self->data );
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} else if( PyString_Check( self->data ) ) {
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BLI_strncpy( self->property->poin,
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PyString_AsString( self->data ),
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MAX_PROPSTRING );
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}
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return 1;
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}
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}
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//--------------- checkValidData_ptr--------------------------------
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static int checkValidData_ptr( BPy_Property * self )
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{
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int length;
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/* test pointer to see if data was removed (oops) */
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/* WARNING!!! - MEMORY LEAK HERE, why not free this??? */
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length = MEM_allocN_len( self->property );
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if( length != sizeof( bProperty ) ) { //data was freed
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self->property = NULL;
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return 0;
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} else { //it's ok as far as we can tell
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return 1;
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}
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}
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//---------------BPy_Property internal callbacks/methods------------
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//--------------- dealloc-------------------------------------------
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static void Property_dealloc( BPy_Property * self )
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{
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PyMem_Free( self->name );
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PyObject_DEL( self );
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}
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//---------------getattr--------------------------------------------
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static PyObject *Property_getAttr( BPy_Property * self, char *name )
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{
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checkValidData_ptr( self );
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if( strcmp( name, "name" ) == 0 )
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return Property_getName( self );
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else if( strcmp( name, "data" ) == 0 )
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return Property_getData( self );
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else if( strcmp( name, "type" ) == 0 )
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return Property_getType( self );
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else if( strcmp( name, "__members__" ) == 0 ) {
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return Py_BuildValue( "[s,s,s]", "name", "data", "type" );
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}
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return Py_FindMethod( BPy_Property_methods, ( PyObject * ) self, name );
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}
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//--------------- setattr-------------------------------------------
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static int
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Property_setAttr( BPy_Property * self, char *name, PyObject * value )
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{
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PyObject *error = NULL;
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checkValidData_ptr( self );
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if( strcmp( name, "name" ) == 0 ) {
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error = Property_setName( self, value );
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} else if( strcmp( name, "data" ) == 0 ) {
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PyObject *valtuple = Py_BuildValue( "(O)", value );
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if( !valtuple )
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return EXPP_ReturnIntError( PyExc_MemoryError,
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"PropertySetAttr: couldn't create tuple" );
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error = Property_setData( self, valtuple );
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Py_DECREF( valtuple );
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} else {
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return ( EXPP_ReturnIntError
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( PyExc_KeyError, "attribute not found" ) );
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}
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if( error != Py_None )
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return -1;
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Py_DECREF( Py_None );
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return 0;
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}
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//--------------- repr----------------------------------------------
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static PyObject *Property_repr( BPy_Property * self )
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{
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checkValidData_ptr( self );
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if( self->property ) {
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return PyString_FromFormat( "[Property \"%s\"]",
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self->property->name );
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} else {
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return PyString_FromFormat( "[Property \"%s\"]", self->name );
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}
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}
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//--------------- compare-------------------------------------------
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//compares property.name and property.data
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static int Property_compare( BPy_Property * a, BPy_Property * b )
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{
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BPy_Property *py_propA, *py_propB;
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int retval = -1;
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checkValidData_ptr( a );
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checkValidData_ptr( b );
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//2 python objects
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if( !a->property && !b->property ) {
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if( a->type != b->type )
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retval = -1;
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if( BLI_streq( a->name, b->name ) ) {
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retval = PyObject_Compare( a->data, b->data );
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} else
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retval = -1;
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} else if( a->property && b->property ) { //2 real properties
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if( a->property->type != b->property->type )
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retval = -1;
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if( BLI_streq( a->property->name, b->property->name ) ) {
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if( a->property->type == PROP_BOOL
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|| a->property->type == PROP_INT ) {
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if( a->property->data == b->property->data )
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retval = 0;
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else
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retval = -1;
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} else if( a->property->type == PROP_FLOAT
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|| a->property->type == PROP_TIME ) {
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if( *( ( float * ) &a->property->data ) ==
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*( ( float * ) &b->property->data ) )
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retval = 0;
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else
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retval = -1;
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} else if( a->property->type == PROP_STRING ) {
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if( BLI_streq
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( a->property->poin, b->property->poin ) )
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retval = 0;
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else
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retval = -1;
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}
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} else
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retval = -1;
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} else { //1 real 1 python
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if( !a->property ) {
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py_propA = a;
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py_propB = b;
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} else {
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py_propA = b;
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py_propB = a;
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}
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if( py_propB->property->type != py_propA->type )
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retval = -1;
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if( BLI_streq( py_propB->property->name, py_propA->name ) ) {
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if( py_propB->property->type == PROP_BOOL ||
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py_propB->property->type == PROP_INT ) {
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retval = PyObject_Compare( py_propA->data,
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PyInt_FromLong
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( py_propB->
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property->
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data ) );
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} else if( py_propB->property->type == PROP_FLOAT
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|| py_propB->property->type == PROP_TIME ) {
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retval = PyObject_Compare( py_propA->data,
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PyFloat_FromDouble
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( *
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( ( float * )
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&py_propB->
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property->
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data ) ) );
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} else if( py_propB->property->type == PROP_STRING ) {
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PyObject *tmpstr = PyString_FromString( py_propB->property->poin );
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retval = PyObject_Compare( py_propA->data, tmpstr );
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Py_DECREF(tmpstr);
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}
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} else
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retval = -1;
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}
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return retval;
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}
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//--------------- Property visible functions------------------------
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//--------------- Property_CreatePyObject---------------------------
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PyObject *Property_CreatePyObject( struct bProperty * Property )
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{
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BPy_Property *py_property;
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py_property =
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( BPy_Property * ) PyObject_NEW( BPy_Property,
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&property_Type );
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//set the struct flag
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py_property->property = Property;
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//allocate space for python vars
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py_property->name = PyMem_Malloc( 32 );
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if( !updatePyProperty( py_property ) )
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return ( EXPP_ReturnPyObjError
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( PyExc_AttributeError, "Property struct empty" ) );
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return ( ( PyObject * ) py_property );
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}
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//--------------- Property_FromPyObject-----------------------------
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struct bProperty *Property_FromPyObject( PyObject * py_obj )
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{
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BPy_Property *py_property;
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py_property = ( BPy_Property * ) py_obj;
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if( !py_property->property )
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return NULL;
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else
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return ( py_property->property );
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}
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//--------------- newPropertyObject()-------------------------------
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PyObject *newPropertyObject( char *name, PyObject * data, int type )
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{
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BPy_Property *py_property;
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py_property =
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( BPy_Property * ) PyObject_NEW( BPy_Property,
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&property_Type );
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py_property->name = PyMem_Malloc( 32 );
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py_property->property = NULL;
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BLI_strncpy( py_property->name, name, 32 );
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py_property->data = data;
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py_property->type = (short)type;
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return ( PyObject * ) py_property;
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}
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//--------------- Python BPy_Property methods-----------------------
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//--------------- BPy_Property.getName()----------------------------
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static PyObject *Property_getName( BPy_Property * self )
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{
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if( !self->property )
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return PyString_FromString( self->name );
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else
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return PyString_FromString( self->property->name );
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}
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//--------------- BPy_Property.setName()----------------------------
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static PyObject *Property_setName( BPy_Property * self, PyObject * value )
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{
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char *name = PyString_AsString(value);
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if( !name )
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return ( EXPP_ReturnPyObjError( PyExc_AttributeError,
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"expected string argument" ) );
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if( !self->property ) {
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BLI_strncpy( self->name, name, 32 );
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} else {
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BLI_strncpy( self->property->name, name, 32 );
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updatePyProperty( self );
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}
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Py_RETURN_NONE;
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}
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//--------------- BPy_Property.getData()----------------------------
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static PyObject *Property_getData( BPy_Property * self )
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{
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PyObject *attr = NULL;
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if( !self->property ) {
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attr = EXPP_incr_ret( self->data );
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} else {
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if( self->property->type == PROP_BOOL ) {
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if( self->property->data )
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attr = EXPP_incr_ret_True();
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else
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attr = EXPP_incr_ret_False();
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} else if( self->property->type == PROP_INT ) {
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attr = PyInt_FromLong( self->property->data );
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} else if( self->property->type == PROP_FLOAT ||
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self->property->type == PROP_TIME ) {
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attr = PyFloat_FromDouble( *
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( ( float * ) &self->
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property->data ) );
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} else if( self->property->type == PROP_STRING ) {
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attr = PyString_FromString( self->property->poin );
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}
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}
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if( attr )
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return attr;
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return ( EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"couldn't get Property.data attribute" ) );
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}
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//--------------- BPy_Property.setData()----------------------------
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static PyObject *Property_setData( BPy_Property * self, PyObject * args )
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{
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PyObject *data;
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char *type_str = NULL;
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int type = -1;
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short *p_type = NULL;
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if( !PyArg_ParseTuple( args, "O|s", &data, &type_str ) )
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return ( EXPP_ReturnPyObjError( PyExc_AttributeError,
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"expected object and optional string argument" ) );
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if( !PyInt_Check( data ) && !PyFloat_Check( data )
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&& !PyString_Check( data ) )
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return ( EXPP_ReturnPyObjError
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( PyExc_RuntimeError,
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"float, int, or string expected as data" ) );
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//parse property name
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if( type_str ) {
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if( BLI_streq( type_str, "BOOL" ) )
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type = PROP_BOOL;
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else if( BLI_streq( type_str, "INT" ) )
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type = PROP_INT;
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else if( BLI_streq( type_str, "FLOAT" ) )
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type = PROP_FLOAT;
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else if( BLI_streq( type_str, "TIME" ) )
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type = PROP_TIME;
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else if( BLI_streq( type_str, "STRING" ) )
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type = PROP_STRING;
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else
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return ( EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"BOOL, INT, FLOAT, TIME or STRING expected" ) );
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}
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//get pointer to type
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if( self->property )
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p_type = &self->property->type;
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else
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p_type = &self->type;
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//set the type
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if( PyInt_Check( data ) ) {
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if( type == -1 || type == PROP_INT )
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*p_type = PROP_INT;
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else
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*p_type = PROP_BOOL;
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} else if( PyFloat_Check( data ) ) {
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if( type == -1 || type == PROP_FLOAT )
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*p_type = PROP_FLOAT;
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else
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*p_type = PROP_TIME;
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} else if( PyString_Check( data ) ) {
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if( type == -1 || type == PROP_STRING )
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*p_type = PROP_STRING;
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} else {
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return ( EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"cant set unknown data type" ) );
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}
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//set the data
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if( self->property ) {
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if( PyInt_Check( data ) ) {
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*( ( int * ) &self->property->data ) =
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( int ) PyInt_AsLong( data );
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} else if( PyFloat_Check( data ) ) {
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*( ( float * ) &self->property->data ) =
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( float ) PyFloat_AsDouble( data );
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} else if( PyString_Check( data ) ) {
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BLI_strncpy( self->property->poin,
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PyString_AsString( data ),
|
|
MAX_PROPSTRING );
|
|
}
|
|
updatePyProperty( self );
|
|
} else {
|
|
self->data = data;
|
|
}
|
|
Py_RETURN_NONE;
|
|
}
|
|
|
|
//--------------- BPy_Property.getType()----------------------------
|
|
static PyObject *Property_getType( BPy_Property * self )
|
|
{
|
|
int type;
|
|
|
|
if( self->property )
|
|
type = self->property->type;
|
|
else
|
|
type = self->type;
|
|
|
|
if( type == PROP_BOOL )
|
|
return PyString_FromString( "BOOL" );
|
|
else if( type == PROP_INT )
|
|
return PyString_FromString( "INT" );
|
|
else if( type == PROP_FLOAT )
|
|
return PyString_FromString( "FLOAT" );
|
|
else if( type == PROP_STRING )
|
|
return PyString_FromString( "STRING" );
|
|
else if( type == PROP_TIME )
|
|
return PyString_FromString( "TIME" );
|
|
Py_RETURN_NONE;
|
|
}
|