[Cairo] mouse pointer and cairo

[Thomas Hunger]

> 	int
> 	cairo_in_stroke (cairo_t *cr, double x, double y);
>
> 	int
> 	cairo_in_fill (cairo_t *cr, double x, double y);

if these functions return success if a point intersects, they cannot return 
cairo_status_t anymore. introducting a flag for intersection true/false in 
the cairo_t could be a posibillity? The application could then try:
if (cairo_hit (my_cairo)) /* do stuff */
Tom