private void AppendItem(Bit bit)
{
XmlElement el = doc.CreateElement((bit.MismatchType == MismatchType.Match) ? "Identity" : "Change");
if (bit.MismatchType != MismatchType.Match)
{
el.Attributes.Append(CreateAttribute("Type", ((int)bit.MismatchType).ToString()));
el.Attributes.Append(CreateAttribute("Number", currentChangeNum.ToString()));
currentChangeNum++;
}
XmlElement subEl = doc.CreateElement("PlainText");
el.AppendChild(subEl);
subEl.InnerText = bit.Text;
root.AppendChild(el);
}
private List<Bit> Process(string taggedText)
{
// first replace '<<>' and '<>>'
List<Bit> result = new List<Bit>();
int iPos = 0;
while (iPos < taggedText.Length)
{
int iNext = taggedText.IndexOf("<S:", iPos);
if (iNext == -1)
{
Bit newBit = new Bit(taggedText.Substring(iPos), MismatchType.Match);
result.Add(newBit);
break;
}
else if (iNext > iPos)
{
Bit newBit = new Bit(taggedText.Substring(iPos, iNext - iPos), MismatchType.Match);
result.Add(newBit);
}
int textStartPos = taggedText.IndexOf('>', iNext) + 1;
int textEndPos = taggedText.IndexOf("</S>", textStartPos);
MismatchType mmt = ParseMismatchType(taggedText.Substring(iNext, textStartPos - iNext));
result.Add( new Bit(taggedText.Substring(textStartPos, textEndPos - textStartPos), mmt));
iPos = textEndPos + 4;
}
return result;
}