private IEnumerator WritingText()
{
// 富文本变量
Dictionary <int, int> richLengthDict;
Dictionary <int, KeyValuePair <string, string> > richTextDict;
int richCount = RegexUtility.GetRichTextFormatString(m_Text, out richLengthDict, out richTextDict);
int index = 0; // 正在写入的下标
int richIndex = 0; // 正在写入的富文本下标
string curText = string.Empty; // 当前Text组件文本
string richTextInset = string.Empty; // 富文本内的普通文本
string richText = string.Empty; // 富文本
while (txtText.text != m_Text)
{
if (wordInterval <= 0f)
{
yield return(null);
}
else
{
yield return(new WaitForSeconds(wordInterval));
}
// 如果存在富文本
if (richCount > 0 && richLengthDict.ContainsKey(index))
{
// 如果没有内容：例如 "<color=red></color>"
if (string.IsNullOrEmpty(richTextDict[index].Value))
{
richText = richTextDict[index].Key;
}
else
{
richTextInset += richTextDict[index].Value[richIndex++];
richText = string.Format(richTextDict[index].Key, richTextInset);
txtText.text = curText + richText;
}
// 富文本写入完成
if (richText.Length == richLengthDict[index])
{
curText += richText;
richCount--;
richIndex = 0;
richTextInset = string.Empty;
richText = string.Empty;
index += richLengthDict[index];
}
}
else
{
curText += m_Text[index++];
txtText.text = curText;
}
}
OnTextWriteDone();
m_WritingCoroutine = null;
}