gtk/print.go
func (pc *PrintContext) GetDpiY() float64 {
	c := C.gtk_print_context_get_dpi_y(pc.native())
	return float64(c)
}
func (pc *PrintContext) GetDpiY() float64 {
	c := C.gtk_print_context_get_dpi_y(pc.native())
	return float64(c)
}
// GetDpiY() is a wrapper around gtk_print_context_get_dpi_y().