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/* -*- Mode: C -*- */
/*=============================================================================*\
* File: wchars2bytes.c
* Author: Bryan Jurish <moocow@ling.uni-potsdam.de>
* Description: convert wchar_t-valued atom lists to byte-valued atom lists
*
* Copyright (c) 2009 Bryan Jurish.
*
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file "COPYING", in this distribution.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*=============================================================================*/
#include <string.h>
#include <wchar.h>
#include <stdlib.h>
#include <m_pd.h>
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "mooPdUtils.h"
#include "pdstringUtils.h"
/* black magic for Microsoft's compiler */
#ifdef _MSC_VER
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
/*--------------------------------------------------------------------
* DEBUG
*--------------------------------------------------------------------*/
/*=====================================================================
* Constants
*=====================================================================*/
static char *wchars2bytes_banner = "wchars2bytes: pdstring version " PACKAGE_VERSION " by Bryan Jurish";
#define WCHARS2BYTES_DEFAULT_BUFLEN PDSTRING_DEFAULT_BUFLEN
/*=====================================================================
* Structures and Types: any2string
*=====================================================================*/
static t_class *wchars2bytes_class;
typedef struct _wchars2bytes
{
t_object x_obj;
t_pdstring_wchars x_wchars; //-- wide character buffer
t_pdstring_bytes x_bytes; //-- byte buffer
t_pdstring_atoms x_atoms; //-- atoms to output
t_outlet *x_outlet;
} t_wchars2bytes;
/*=====================================================================
* Methods
*=====================================================================*/
/*--------------------------------------------------------------------
* anything
*/
static void wchars2bytes_anything(t_wchars2bytes *x, MOO_UNUSED t_symbol *sel, int argc, t_atom *argv)
{
//-- convert arg_atoms -> wchars -> bytes -> atoms
t_pdstring_atoms arg_atoms = {argv,argc,0};
pdstring_atoms2wchars(x, &x->x_wchars, &arg_atoms, PDSTRING_EOS_NONE);
pdstring_wchars2bytes(x, &x->x_bytes, &x->x_wchars);
pdstring_bytes2atoms (x, &x->x_atoms, &x->x_bytes, PDSTRING_EOS_NONE);
//-- output
outlet_anything(x->x_outlet, &s_list, x->x_atoms.a_len, x->x_atoms.a_buf);
}
/*--------------------------------------------------------------------
* new
*/
static void *wchars2bytes_new(MOO_UNUSED t_symbol *sel, int argc, t_atom *argv)
{
t_wchars2bytes *x = (t_wchars2bytes *)pd_new(wchars2bytes_class);
int bufsize = PDSTRING_DEFAULT_BUFLEN;
//-- args: 0: bufsize
if (argc > 0) {
int initial_bufsize = atom_getintarg(0,argc,argv);
if (initial_bufsize > 0) bufsize = initial_bufsize;
}
//-- allocate
pdstring_wchars_init(&x->x_wchars, bufsize);
pdstring_bytes_init (&x->x_bytes, bufsize);
pdstring_atoms_init (&x->x_atoms, bufsize);
//-- outlets
x->x_outlet = outlet_new(&x->x_obj, &s_list);
return (void *)x;
}
/*--------------------------------------------------------------------
* free
*/
static void wchars2bytes_free(t_wchars2bytes *x)
{
pdstring_wchars_clear(&x->x_wchars);
pdstring_bytes_clear(&x->x_bytes);
pdstring_atoms_clear(&x->x_atoms);
outlet_free(x->x_outlet);
return;
}
/*--------------------------------------------------------------------
* setup: guts
*/
void wchars2bytes_setup_guts(void)
{
//-- class
wchars2bytes_class = class_new(gensym("wchars2bytes"),
(t_newmethod)wchars2bytes_new,
(t_method)wchars2bytes_free,
sizeof(t_wchars2bytes),
CLASS_DEFAULT,
A_GIMME, //-- initial_bufsize
0);
//-- methods
class_addanything(wchars2bytes_class, (t_method)wchars2bytes_anything);
//-- help symbol
//class_sethelpsymbol(wchars2bytes_class, gensym("wchars2bytes-help.pd")); //-- breaks pd-extended help lookup
}
/*--------------------------------------------------------------------
* setup
*/
void wchars2bytes_setup(void)
{
post(wchars2bytes_banner);
wchars2bytes_setup_guts();
}
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