/// <summary>
/// 文字列をNFDにする
/// </summary>
/// <param name="s"></param>
/// <param name="option"></param>
/// <returns></returns>
public static string ToMac(string s, MacStringOption option = 0)
{
if (s.Length == 1)
{
return(ToMac(s[0], option));
}
var mc = MacCharTable.超絶正規表現.Matches(s);
if (mc.Count == 0)
{
if (option.HasFlag(MacStringOption.NormalizeLineBreak))
{
return(改行.Replace(s, MacConstant.NewLine.ToString()));
}
return(s);
}
int 前 = 0;
var sb = new StringBuilder();
foreach (Match m in mc)
{
if (m.Index != 0)
{
sb.Append(s.Substring(前, m.Index - 前));
}
var mu = MacCharTable.むあすつ[s[m.Index]];
sb.Append((char)(s[m.Index] - mu.Axis));
sb.Append(結合文字(mu.CCID, option));
前 = m.Index + m.Length;
}
if (前 != s.Length)
{
sb.Append(s.Substring(前));
}
if (option.HasFlag(MacStringOption.NormalizeLineBreak))
{
return(改行.Replace(sb.ToString(), MacConstant.NewLine.ToString()));
}
return(sb.ToString());
}
/// <summary> /// 結合文字を返す /// </summary> /// <param name="id"></param> /// <param name="option"></param> /// <returns></returns> private static char 結合文字(int id, MacStringOption option) => option.HasFlag(MacStringOption.InnovativeCombining) ? MacCharTable.革新的結合文字[id] : MacCharTable.結合文字[id];