public ListControl ProcessBeforeListItem(int currentNumId, int currentLevel, ListTypeEnum currentType,
int?previousNumId, int?previousLevel,
int?nextNumId, int?nextLevel)
{
// this is the first list element
if (!previousNumId.HasValue || !previousLevel.HasValue)
{
ListInfo listInfo = new ListInfo(currentNumId, currentLevel, currentType);
_listStyle.Add(listInfo);
string suffix = string.Empty;
if (currentType == ListTypeEnum.Numbered && currentLevel == 0)
{
if (_visitedFirstLevelNumberings.ContainsKey(listInfo.HashCode))
{
return(new ListControl(ListTypeEnum.Numbered, NumberedCounterTypeEnum.LoadCounter, UniqueString(listInfo.NumId)));
}
else
{
_visitedFirstLevelNumberings.Add(listInfo.HashCode, string.Empty);
return(new ListControl(ListTypeEnum.Numbered, NumberedCounterTypeEnum.NewCounter, UniqueString(listInfo.NumId)));
}
}
return(new ListControl(currentType, NumberedCounterTypeEnum.None, null));
}
else //this is not the first list element
{
int listTopNumId = _listStyle[_listStyle.Count - 1].NumId;
int listTopLevel = _listStyle[_listStyle.Count - 1].Level;
// the same list continues
if (listTopNumId == currentNumId)
{
// the same list continues with the same level
if (listTopLevel == currentLevel)
{
//nothing to do
}
else // the same list continues but with different level
{
// a new level started
if (currentLevel > listTopLevel)
{
_listStyle.Add(new ListInfo(currentNumId, currentLevel, currentType));
return(new ListControl(currentType, NumberedCounterTypeEnum.None, null));
}
else // the previous level ended
{
//nothing to do
}
}
}
else // there was an other list before this
{
int indexOfPrevious = FindListElement(previousNumId.Value, previousLevel.Value);
//a new list started because the previous cannot find in the list
if (indexOfPrevious != -1)
{
_listStyle.Add(new ListInfo(currentNumId, currentLevel, currentType));
return(new ListControl(currentType, NumberedCounterTypeEnum.None, null));
}
else // a previously broken list found
{
// nothing to do
}
}
}
return(new ListControl(ListTypeEnum.None, NumberedCounterTypeEnum.None, null));
}
public List <ListControl> ProcessAfterListItem(int currentNumId, int currentLevel, ListTypeEnum currentType,
int?previousNumId, int?previousLevel,
int?nextNumId, int?nextLevel)
{
//if this is the last list element
if (!nextNumId.HasValue || !nextLevel.HasValue)
{
ListControl suffix = new ListControl(ListTypeEnum.None, NumberedCounterTypeEnum.None, null);
if (_listStyle.Count > 0)
{
ListInfo listInfo = _listStyle[0];
if (listInfo.Style == ListTypeEnum.Numbered && listInfo.Level == 0)
{
if (_visitedFirstLevelNumberings.ContainsKey(listInfo.HashCode))
{
suffix.NumberedCounterType = NumberedCounterTypeEnum.SaveCounter;
suffix.Numbering = UniqueString(listInfo.NumId);
}
}
}
List <ListControl> ends = GetReverseListTilIndex(0);
if (ends.Count > 0)
{
var first = ends[0];
first.NumberedCounterType = suffix.NumberedCounterType;
first.Numbering = suffix.Numbering;
ends.RemoveAt(0);
ends.Insert(0, first);
}
_listStyle.Clear();
return(ends);
}
else //a list
{
// the same list continues
if (currentNumId == nextNumId.Value && currentLevel == nextLevel.Value)
{
//nothing to do
}
else // other list encountered
{
int indexOfNext = FindListElement(nextNumId.Value, nextLevel.Value);
//if the next list element cannot find, then a unknown new list will start
if (indexOfNext == -1)
{
//nothing to do
}
else // else end of list
{
//remove listStyles and sign ends
List <ListControl> ends = GetReverseListTilIndex(indexOfNext + 1);
_listStyle.RemoveRange(indexOfNext + 1, _listStyle.Count - indexOfNext - 1);
return(ends);
}
}
}
return(new List <ListControl>());
}
