/// <summary>
/// Read token
/// </summary>
/// <returns>token read</returns>
public Token ReadToken()
{
_firstTokenInGroup = false;
LastToken = CurrentToken;
if (LastToken != null && LastToken.Type == RtfTokenType.GroupStart)
{
_firstTokenInGroup = true;
}
CurrentToken = _lex.NextToken();
if (CurrentToken == null || CurrentToken.Type == RtfTokenType.Eof)
{
CurrentToken = null;
return(null);
}
TokenCount++;
if (CurrentToken.Type == RtfTokenType.GroupStart)
{
if (_layerStack.Count == 0)
{
_layerStack.Push(new LayerInfo());
}
else
{
var info = _layerStack.Peek();
_layerStack.Push(info.Clone());
}
Level++;
}
else if (CurrentToken.Type == RtfTokenType.GroupEnd)
{
if (_layerStack.Count > 0)
{
_layerStack.Pop();
}
Level--;
}
if (EnableDefaultProcess)
{
DefaultProcess();
}
return(CurrentToken);
}
