public ISegment GetUpdatedSegment(ISegment targetSegment, IEnumerable <Token> tokens, ISegment sourceSegment)
{
var vector = new List <int>();
var lockedContentId = 0;
//store original segment
var originalSegment = (ISegment)targetSegment.Clone();
//remove old content
targetSegment.Clear();
foreach (var item in tokens)
{
switch (item.Type)
{
case Token.TokenType.TagOpen:
var tagPairOpen = (IAbstractMarkupDataContainer)GetElement(
GetTagID(item.Content), originalSegment, sourceSegment, item.Type);
tagPairOpen.Clear();
InsertItemOnLocation(vector, ref targetSegment,
(IAbstractMarkupData)tagPairOpen);
vector.Add(((ITagPair)tagPairOpen).IndexInParent);
break;
case Token.TokenType.TagClose:
vector.RemoveAt(vector.Count - 1);
break;
case Token.TokenType.TagPlaceholder:
InsertItemOnLocation(vector, ref targetSegment,
GetElement(GetTagID(item.Content), originalSegment, sourceSegment,
item.Type));
break;
case Token.TokenType.Text:
InsertItemOnLocation(vector, ref targetSegment, ItemFactory.CreateText(
PropertiesFactory.CreateTextProperties(item.Content)));
break;
case Token.TokenType.LockedContent:
InsertItemOnLocation(vector, ref targetSegment,
GetElement(lockedContentId.ToString(), originalSegment, sourceSegment,
item.Type));
lockedContentId++;
break;
case Token.TokenType.CommentStart:
var commentContainer = GetComment(item);
InsertItemOnLocation(vector, ref targetSegment,
(IAbstractMarkupData)commentContainer);
vector.Add(((ICommentMarker)commentContainer).IndexInParent);
break;
case Token.TokenType.CommentEnd:
if (vector.Count > 0)
{
vector.RemoveAt(vector.Count - 1);
}
break;
case Token.TokenType.RevisionMarker:
//hasTrackedChanges = true;
if (item.RevisionType == Token.RevisionMarkerType.InsertStart)
{
var insertContainer = GetRevisionMarker(item, RevisionType.Insert);
InsertItemOnLocation(vector, ref targetSegment,
(IAbstractMarkupData)insertContainer);
vector.Add(((IRevisionMarker)insertContainer).IndexInParent);
}
else if (item.RevisionType == Token.RevisionMarkerType.DeleteStart)
{
var insertContainer = GetRevisionMarker(item, RevisionType.Delete);
InsertItemOnLocation(vector, ref targetSegment,
(IAbstractMarkupData)insertContainer);
vector.Add(((IRevisionMarker)insertContainer).IndexInParent);
}
else
{
if (vector.Count > 0)
{
vector.RemoveAt(vector.Count - 1);
}
}
break;
}
}
return(targetSegment);
}
