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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 _MouseState
{
t_object x_ob;
int x_ispolling;
int x_wasbanged;
int x_waszeroed;
int x_hlast;
int x_vlast;
int x_hzero;
int x_vzero;
t_outlet *x_hposout;
t_outlet *x_vposout;
t_outlet *x_hdiffout;
t_outlet *x_vdiffout;
} t_MouseState;
static t_class *MouseState_class;
static void MouseState_anything(t_MouseState *x,
t_symbol *s, int ac, t_atom *av)
{
/* dummy method, filtering out those messages from gui,
which are not handled explicitly */
}
static void MouseState_doup(t_MouseState *x, t_floatarg f)
{
outlet_float(((t_object *)x)->ob_outlet, ((int)f ? 0 : 1));
}
static void MouseState_dobang(t_MouseState *x, t_floatarg f1, t_floatarg f2)
{
if (x->x_wasbanged)
{
int h = (int)f1, v = (int)f2;
outlet_float(x->x_vdiffout, v - x->x_vlast);
outlet_float(x->x_hdiffout, h - x->x_hlast);
outlet_float(x->x_vposout, v - x->x_vzero);
outlet_float(x->x_hposout, h - x->x_hzero);
x->x_hlast = h;
x->x_vlast = v;
x->x_wasbanged = 0;
}
}
static void MouseState_dozero(t_MouseState *x, t_floatarg f1, t_floatarg f2)
{
if (x->x_waszeroed)
{
int h = (int)f1, v = (int)f2;
x->x_hzero = h;
x->x_vzero = v;
x->x_waszeroed = 0;
}
}
static void MouseState_dopoll(t_MouseState *x, t_floatarg f1, t_floatarg f2)
{
if (x->x_ispolling)
{
x->x_wasbanged = 1;
MouseState_dobang(x, f1, f2);
}
}
static void MouseState_bang(t_MouseState *x)
{
hammergui_mousexy(gensym("_bang"));
x->x_wasbanged = 1;
}
static void MouseState_poll(t_MouseState *x)
{
if (!x->x_ispolling)
{
x->x_ispolling = 1;
hammergui_startpolling((t_pd *)x);
}
}
static void MouseState_nopoll(t_MouseState *x)
{
if (x->x_ispolling)
{
x->x_ispolling = 0;
hammergui_stoppolling((t_pd *)x);
}
}
static void MouseState_zero(t_MouseState *x)
{
hammergui_mousexy(gensym("_zero"));
x->x_waszeroed = 1;
}
static void MouseState_reset(t_MouseState *x)
{
x->x_hzero = x->x_vzero = 0;
}
static void MouseState_free(t_MouseState *x)
{
MouseState_nopoll(x);
hammergui_unbindmouse((t_pd *)x);
}
static void *MouseState_new(void)
{
t_MouseState *x = (t_MouseState *)pd_new(MouseState_class);
x->x_ispolling = x->x_wasbanged = x->x_waszeroed = 0;
outlet_new((t_object *)x, &s_float);
x->x_hposout = outlet_new((t_object *)x, &s_float);
x->x_vposout = outlet_new((t_object *)x, &s_float);
x->x_hdiffout = outlet_new((t_object *)x, &s_float);
x->x_vdiffout = outlet_new((t_object *)x, &s_float);
hammergui_bindmouse((t_pd *)x);
hammergui_willpoll();
MouseState_reset(x);
return (x);
}
void MouseState_setup(void)
{
MouseState_class = class_new(gensym("MouseState"),
(t_newmethod)MouseState_new,
(t_method)MouseState_free,
sizeof(t_MouseState), 0, 0);
class_addcreator((t_newmethod)MouseState_new, gensym("mousestate"), 0, 0);
class_addcreator((t_newmethod)MouseState_new, gensym("cyclone/mousestate"), 0, 0);
class_addanything(MouseState_class, MouseState_anything);
class_addmethod(MouseState_class, (t_method)MouseState_doup,
gensym("_up"), A_FLOAT, 0);
class_addmethod(MouseState_class, (t_method)MouseState_dobang,
gensym("_bang"), A_FLOAT, A_FLOAT, 0);
class_addmethod(MouseState_class, (t_method)MouseState_dozero,
gensym("_zero"), A_FLOAT, A_FLOAT, 0);
class_addmethod(MouseState_class, (t_method)MouseState_dopoll,
gensym("_poll"), A_FLOAT, A_FLOAT, 0);
class_addbang(MouseState_class, MouseState_bang);
class_addmethod(MouseState_class, (t_method)MouseState_poll,
gensym("poll"), 0);
class_addmethod(MouseState_class, (t_method)MouseState_nopoll,
gensym("nopoll"), 0);
class_addmethod(MouseState_class, (t_method)MouseState_zero,
gensym("zero"), 0);
class_addmethod(MouseState_class, (t_method)MouseState_reset,
gensym("reset"), 0);
}
void mousestate_setup(void)
{
MouseState_setup();
}
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