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