func (v *Pattern) AddColorStopRGBA(offset, red, green, blue, alpha float64) error {
	C.cairo_pattern_add_color_stop_rgba(v.native(), C.double(offset),
		C.double(red), C.double(green), C.double(blue), C.double(alpha))
	return v.Status().ToError()
}
func (v *Pattern) AddColorStopRGBA(offset, red, green, blue, alpha float64) error {
	C.cairo_pattern_add_color_stop_rgba(v.native(), C.double(offset),
		C.double(red), C.double(green), C.double(blue), C.double(alpha))
	return v.Status().ToError()
}
func ( v * Pattern ) AddColorStopRGBA ( offset , red , green , blue , alpha float64 ) error { C . cairo_pattern_add_color_stop_rgba ( v . native ( ) , C . double ( offset ) , C . double ( red ) , C . double ( green ) , C . double ( blue ) , C . double ( alpha ) ) return v . Status ( ) . ToError ( ) }
// AddColorStopRGBA is a wrapper around cairo_pattern_add_color_stop_rgba().
AddColorStopRGBA is a wrapper around cairo_pattern_add_color_stop_rgba () .