package svg type ( TextAnchor int ) const ( TextAnchorStart TextAnchor = iota TextAnchorMiddle TextAnchorEnd ) func (TextAnchor) PrintKey() string { return "text-anchor" } func (t TextAnchor) PrintValue() (string, bool) { switch t { case TextAnchorMiddle: return `"middle"`, true case TextAnchorEnd: return `"end"`, true default: return `"start"`, true } }