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/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
#include "m_pd.h"
#include "iemlib.h"
/* ------------------------ init ---------------------------- */
/* -------- a combination of loadbang and any --------------- */
static t_class *init_class;
typedef struct _init
{
t_object x_obj;
int x_n;
int x_ac;
t_atom *x_at;
t_symbol *x_sym;
t_atomtype x_type;
} t_init;
static void init_bang(t_init *x)
{
if(x->x_type == A_FLOAT)
outlet_float(x->x_obj.ob_outlet, atom_getfloat(x->x_at));
else if(x->x_type == A_SYMBOL)
outlet_symbol(x->x_obj.ob_outlet, atom_getsymbol(x->x_at));
else if(x->x_type == A_NULL)
outlet_bang(x->x_obj.ob_outlet);
else if(x->x_type == A_COMMA)
outlet_anything(x->x_obj.ob_outlet, x->x_sym, x->x_ac, x->x_at);
else if(x->x_type == A_GIMME)
outlet_list(x->x_obj.ob_outlet, &s_list, x->x_ac, x->x_at);
else if(x->x_type == A_POINTER)
outlet_pointer(x->x_obj.ob_outlet, (t_gpointer *)x->x_at->a_w.w_gpointer);
}
static void init_loadbang(t_init *x)
{
if(!sys_noloadbang)
init_bang(x);
}
static void init_float(t_init *x, t_floatarg f)
{
x->x_ac = 1;
SETFLOAT(x->x_at, f);
x->x_sym = &s_float;
x->x_type = A_FLOAT;
outlet_float(x->x_obj.ob_outlet, f);
}
static void init_symbol(t_init *x, t_symbol *s)
{
x->x_ac = 1;
SETSYMBOL(x->x_at, s);
x->x_sym = &s_symbol;
x->x_type = A_SYMBOL;
outlet_symbol(x->x_obj.ob_outlet, s);
}
static void init_pointer(t_init *x, t_gpointer *gp)
{
x->x_ac = 1;
SETPOINTER(x->x_at, gp);
x->x_sym = &s_pointer;
x->x_type = A_POINTER;
outlet_pointer(x->x_obj.ob_outlet, gp);
}
static void init_list(t_init *x, t_symbol *s, int ac, t_atom *av)
{
t_atom *at;
if(ac > x->x_n)
{
if(x->x_at)
freebytes(x->x_at, x->x_n * sizeof(t_atom));
x->x_n = ac;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
}
x->x_ac = ac;
x->x_sym = &s_list;
at = x->x_at;
while(ac--)
*at++ = *av++;
x->x_type = A_GIMME;
outlet_list(x->x_obj.ob_outlet, &s_list, x->x_ac, x->x_at);
}
static void init_anything(t_init *x, t_symbol *s, int ac, t_atom *av)
{
t_atom *at;
if(ac > x->x_n)
{
if(x->x_at)
freebytes(x->x_at, x->x_n * sizeof(t_atom));
x->x_n = ac;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
}
x->x_ac = ac;
x->x_sym = s;
at = x->x_at;
while(ac--)
*at++ = *av++;
x->x_type = A_COMMA;
outlet_anything(x->x_obj.ob_outlet, x->x_sym, x->x_ac, x->x_at);
}
static void init_free(t_init *x)
{
if(x->x_at)
freebytes(x->x_at, x->x_n * sizeof(t_atom));
}
static void *init_new(t_symbol *s, int ac, t_atom *av)
{
t_init *x = (t_init *)pd_new(init_class);
int i;
x->x_type = A_NULL;
if(!ac)
{
x->x_type = A_NULL;
x->x_sym = &s_bang;
x->x_n = 1;
x->x_ac = 0;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
}
else if(ac == 1)
{
if(IS_A_SYMBOL(av,0))
{
x->x_type = A_COMMA;
x->x_sym = atom_getsymbol(av);
x->x_n = 1;
x->x_ac = 0;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
}
else
{
if(IS_A_FLOAT(av,0))
{
x->x_type = A_FLOAT;
x->x_sym = &s_float;
}
else if(IS_A_POINTER(av,0))
{
x->x_type = A_POINTER;
x->x_sym = &s_pointer;
}
x->x_n = x->x_ac = 1;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
x->x_at[0] = *av;
}
}
else
{
if(IS_A_SYMBOL(av,0))
{
x->x_type = A_COMMA;/*for anything*/
x->x_sym = atom_getsymbol(av++);
ac--;
}
else
{
x->x_type = A_GIMME;
x->x_sym = &s_list;
}
x->x_n = x->x_ac = ac;
x->x_at = (t_atom *)getbytes(x->x_n * sizeof(t_atom));
for(i=0; i<ac; i++)
x->x_at[i] = *av++;
}
outlet_new(&x->x_obj, &s_list);
return (x);
}
void init_setup(void)
{
init_class = class_new(gensym("init"), (t_newmethod)init_new,
(t_method)init_free, sizeof(t_init), 0, A_GIMME, 0);
class_addcreator((t_newmethod)init_new, gensym("ii"), A_GIMME, 0);
class_addmethod(init_class, (t_method)init_loadbang, gensym("loadbang"), 0);
class_addbang(init_class, (t_method)init_bang);
class_addanything(init_class, init_anything);
class_addlist(init_class, init_list);
class_addpointer(init_class, init_pointer);
class_addfloat(init_class, (t_method)init_float);
class_addsymbol(init_class, init_symbol);
class_sethelpsymbol(init_class, gensym("iemhelp/help-init"));
}
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