/// <summary>
/// Visits the ordered list item.
/// </summary>
/// <param name="listItem">The list item.</param>
public virtual void VisitOrderedListItem(OrderedListItem listItem)
{
if (listItem == null)
{
return;
}
if (listItem.Number.HasValue)
{
switch (listItem.Numbering)
{
case NumberStyle.LowerAlpha:
_writer.Write("{0}. ", Patterns.LowerAlphabet[listItem.Number.Value - 1]);
break;
case NumberStyle.UpperAlpha:
_writer.Write("{0}. ", Patterns.UpperAlphabet[listItem.Number.Value - 1]);
break;
case NumberStyle.LowerRoman:
_writer.Write("{0}. ", RomanNumerals.ToNumeral(listItem.Number.Value).ToLowerInvariant());
break;
case NumberStyle.UpperRoman:
_writer.Write("{0}. ", RomanNumerals.ToNumeral(listItem.Number.Value));
break;
case NumberStyle.Decimal:
case NumberStyle.LowerGreek:
case NumberStyle.Arabic:
default:
_writer.Write("{0}. ", listItem.Number.Value);
break;
}
}
else
{
_writer.Write("{0} ", new string('.', listItem.Level));
}
if (listItem.Count > 1)
{
_insideListItem = true;
}
for (int index = 0; index < listItem.Count; index++)
{
var element = listItem[index];
var lastElement = index == listItem.Count - 1;
if (lastElement)
{
_insideListItem = false;
}
element.Accept(this);
if (!lastElement)
{
_writer.WriteLine("+");
}
}
}
/// <summary>
/// Visits the ordered list item.
/// </summary>
/// <param name="listItem">The list item.</param>
public virtual void VisitOrderedListItem(OrderedListItem listItem)
{
VisitAttributable(listItem);
VisitContainer(listItem);
}
public virtual void Visit(OrderedListItem listItem)
{
}
public override void InternalParse(Container container, IDocumentReader reader, Func <string, bool> predicate, ref List <string> buffer,
ref AttributeList attributes)
{
var match = PatternMatcher.OrderedListItem.Match(reader.Line);
if (!match.Success)
{
throw new ArgumentException("not an ordered list item");
}
var level = match.Groups["level"].Value;
var orderedListItem = new OrderedListItem(level.Length);
orderedListItem.Attributes.Add(attributes);
var number = match.Groups["number"].Value;
var upperAlpha = match.Groups["upperalpha"].Value;
var lowerAlpha = match.Groups["loweralpha"].Value;
var upperRoman = match.Groups["upperRoman"].Value;
var lowerRoman = match.Groups["lowerRoman"].Value;
if (!string.IsNullOrEmpty(number))
{
orderedListItem.Number = int.Parse(number);
}
else if (!string.IsNullOrEmpty(upperAlpha))
{
orderedListItem.Numbering = NumberStyle.UpperAlpha;
orderedListItem.Number = Array.IndexOf(Patterns.UpperAlphabet, upperAlpha) + 1;
}
else if (!string.IsNullOrEmpty(lowerAlpha))
{
orderedListItem.Numbering = NumberStyle.LowerAlpha;
orderedListItem.Number = Array.IndexOf(Patterns.LowerAlphabet, lowerAlpha) + 1;
}
else if (!string.IsNullOrEmpty(upperRoman))
{
orderedListItem.Numbering = NumberStyle.UpperRoman;
orderedListItem.Number = RomanNumerals.ToInt(upperRoman);
}
else if (!string.IsNullOrEmpty(lowerRoman))
{
orderedListItem.Numbering = NumberStyle.LowerRoman;
orderedListItem.Number = RomanNumerals.ToInt(lowerRoman);
}
var text = match.Groups["text"].Value;
buffer.Add(text);
reader.ReadLine();
attributes = null;
while (reader.Line != null &&
!PatternMatcher.BlankCharacters.IsMatch(reader.Line) &&
!PatternMatcher.OrderedListItem.IsMatch(reader.Line) &&
(predicate == null || !predicate(reader.Line)))
{
if (PatternMatcher.ListItemContinuation.IsMatch(reader.Line))
{
ProcessBuffer(orderedListItem, ref buffer, ref attributes);
reader.ReadLine();
DescendingParse(
orderedListItem,
reader,
line => PatternMatcher.BlankCharacters.IsMatch(line) || PatternMatcher.OrderedListItem.IsMatch(line),
ref buffer,
ref attributes);
}
else
{
buffer.Add(reader.Line);
reader.ReadLine();
}
}
ProcessBuffer(orderedListItem, ref buffer, ref attributes);
OrderedList orderedList;
if (container.Count > 0)
{
orderedList = container[container.Count - 1] as OrderedList;
if (orderedList != null && orderedList.Items.Count > 0 && orderedList.Items[0].Level == orderedListItem.Level)
{
orderedList.Items.Add(orderedListItem);
}
else
{
orderedList = new OrderedList {
Items = { orderedListItem }
};
container.Add(orderedList);
}
}
else
{
orderedList = new OrderedList {
Items = { orderedListItem }
};
container.Add(orderedList);
}
attributes = null;
}
