func (v *Surface) GetData() unsafe.Pointer {
	return unsafe.Pointer(C.cairo_image_surface_get_data(v.surface))
}
func (v *Surface) GetData() unsafe.Pointer {
	return unsafe.Pointer(C.cairo_image_surface_get_data(v.surface))
}
// GetData is a wrapper around cairo_image_surface_get_data().