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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <m_pd.h>
#include <g_canvas.h>
static t_symbol *button_symbol;
static t_symbol *motion_symbol;
static t_symbol *wheel_symbol;
//TODO add reset method for cursor icons, this should probably be done in pd.tk
// TODO figure out some way to get
//t_int hidio_instance_count;
/* this is used to test for the first instance to execute */
//double last_execute_time;
static t_class *cursor_class;
typedef struct _cursor
{
t_object x_obj;
t_symbol *receive_symbol;
t_canvas *parent_canvas;
t_outlet *data_outlet;
// t_outlet *status_outlet; // not used (yet?)
t_int optionc;
char *optionv[];
} t_cursor;
/* idea from #tcl for a Tcl unbind
proc unbind {tag event script} {
set bind ""
foreach x [split [bind $tag $event] "\n"] {
if {$x != $script} {lappend bind $x}
}
bind $tag $event {}
foreach x $bind {bind $tag $event $x}
}
*/
static void cursor_setmethod(t_cursor *x, t_symbol *s, int argc, t_atom *argv)
{
sys_vgui("set cursor_%s \"%s\"\n", s->s_name, atom_getsymbol(argv)->s_name);
canvas_setcursor(x->parent_canvas, 0); /* hack to refresh the cursor */
}
static void cursor_bang(t_cursor *x)
{
sys_vgui("pd [concat %s motion [winfo pointerx .] [winfo pointery .] \\;]\n",
x->receive_symbol->s_name);
}
/* TODO this needs some kind of working unbind to be useful, otherwise when an
* instance is deleted, you get reams of "error: #123123 no such object"
* messages in the Pd Window.
static void cursor_float(t_cursor *x, t_float f)
{
if(f > 0)
{
sys_vgui("bind all <Motion> {+pd [concat %s motion %%x %%y \\;]}\n",
x->receive_symbol->s_name);
}
else
{
// TODO figure out how to turn off this binding
sys_vgui("bind all <Motion> {+pd [concat %s motion %%x %%y \\;]}\n",
x->receive_symbol->s_name);
}
}
*/
static void cursor_button_callback(t_cursor *x, t_float button, t_float state)
{
t_atom output_atoms[2];
SETFLOAT(output_atoms, button);
SETFLOAT(output_atoms + 1, state);
outlet_anything(x->data_outlet, button_symbol, 2, output_atoms);
}
static void cursor_motion_callback(t_cursor *x, t_float x_position, t_float y_position)
{
t_atom output_atoms[2];
SETFLOAT(output_atoms, x_position);
SETFLOAT(output_atoms + 1, y_position);
outlet_anything(x->data_outlet, motion_symbol, 2, output_atoms);
}
static void cursor_wheel_callback(t_cursor *x, t_float f)
{
t_atom output_atom;
SETFLOAT(&output_atom, f);
outlet_anything(x->data_outlet, wheel_symbol, 1, &output_atom);
}
static void cursor_free(t_cursor *x)
{
pd_unbind(&x->x_obj.ob_pd, x->receive_symbol);
//TODO free the "bind all"
}
static void *cursor_new(void)
{
char buf[MAXPDSTRING];
t_cursor *x = (t_cursor *)pd_new(cursor_class);
x->parent_canvas = canvas_getcurrent();
sprintf(buf, "#%lx", (t_int)x);
x->receive_symbol = gensym(buf);
pd_bind(&x->x_obj.ob_pd, x->receive_symbol);
x->data_outlet = outlet_new(&x->x_obj, 0);
// x->status_outlet = outlet_new(&x->x_obj, 0);
/* not working yet
sys_vgui("bind . <ButtonPress> {+pd [concat %s button %%b 1 \\;]}\n",
x->receive_symbol->s_name);
sys_vgui("bind . <ButtonRelease> {+pd [concat %s button %%b 0 \\;]}\n",
x->receive_symbol->s_name);
sys_vgui("bind . <MouseWheel> {+pd [concat %s wheel %%D \\;]}\n",
x->receive_symbol->s_name);
*/
return(x);
}
void cursor_setup(void)
{
cursor_class = class_new(gensym("cursor"),
(t_newmethod)cursor_new, (t_method)cursor_free,
sizeof(t_cursor), 0, 0);
class_addbang(cursor_class, (t_method)cursor_bang);
/* class_addfloat(cursor_class, (t_method)cursor_float); */
button_symbol = gensym("button");
motion_symbol = gensym("motion");
wheel_symbol = gensym("wheel");
class_addmethod(cursor_class, (t_method)cursor_button_callback,
button_symbol, A_DEFFLOAT, A_DEFFLOAT, 0);
class_addmethod(cursor_class, (t_method)cursor_motion_callback,
motion_symbol, A_DEFFLOAT, A_DEFFLOAT, 0);
class_addmethod(cursor_class, (t_method)cursor_wheel_callback,
wheel_symbol, A_DEFFLOAT, 0);
/* methods for setting the cursor icon */
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("runmode_nothing"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("runmode_clickme"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("runmode_thicken"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("runmode_addpoint"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("editmode_nothing"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("editmode_connect"), A_GIMME, 0);
class_addmethod(cursor_class, (t_method)cursor_setmethod,
gensym("editmode_disconnect"), A_GIMME, 0);
}
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