ref: 090cecb89485191a3e80fa7370431cdde7fc0ed6
dir: /sys/src/libdraw/fmt.c/
#include <u.h>
#include <libc.h>
#include <draw.h>
int
Rfmt(Fmt *f)
{
Rectangle r;
r = va_arg(f->args, Rectangle);
return fmtprint(f, "%P %P", r.min, r.max);
}
int
Pfmt(Fmt *f)
{
Point p;
p = va_arg(f->args, Point);
return fmtprint(f, "[%d %d]", p.x, p.y);
}