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/* Copyright (c) 2002-2003 krzYszcz and others.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
#include "m_pd.h"
#include "hammer/gui.h"
typedef struct _mousefilter
{
t_object x_ob;
int x_isup;
int x_ispending;
t_float x_value;
} t_mousefilter;
static t_class *mousefilter_class;
static void mousefilter_float(t_mousefilter *x, t_float f)
{
if (x->x_isup)
outlet_float(((t_object *)x)->ob_outlet, f);
else
{
x->x_ispending = 1;
x->x_value = f;
}
}
static void mousefilter_anything(t_mousefilter *x,
t_symbol *s, int ac, t_atom *av)
{
/* dummy method, filtering out those messages from gui,
which are not handled explicitly */
}
static void mousefilter_doup(t_mousefilter *x, t_floatarg f)
{
if ((x->x_isup = (int)f) && x->x_ispending)
{
x->x_ispending = 0;
outlet_float(((t_object *)x)->ob_outlet, x->x_value);
}
}
static void mousefilter_free(t_mousefilter *x)
{
hammergui_unbindmouse((t_pd *)x);
}
static void *mousefilter_new(void)
{
t_mousefilter *x = (t_mousefilter *)pd_new(mousefilter_class);
x->x_isup = 0; /* LATER rethink */
x->x_ispending = 0;
outlet_new((t_object *)x, &s_float);
hammergui_bindmouse((t_pd *)x);
return (x);
}
void mousefilter_setup(void)
{
mousefilter_class = class_new(gensym("mousefilter"),
(t_newmethod)mousefilter_new,
(t_method)mousefilter_free,
sizeof(t_mousefilter), 0, 0);
class_addfloat(mousefilter_class, mousefilter_float);
class_addanything(mousefilter_class, mousefilter_anything);
class_addmethod(mousefilter_class, (t_method)mousefilter_doup,
gensym("_up"), A_FLOAT, 0);
}
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