private IToken processDelimiter(Delimiter d)
{
DelimiterProperties dp = d.DelimiterProperties;
char beginChar = dp.BeginChar == null ? '(' : dp.BeginChar.Val.ToString().Trim().ElementAt(0);
char endChar = dp.EndChar == null ? ')' : dp.EndChar.Val.ToString().Trim().ElementAt(0);
var delimiterElements = d.Elements <Base>();
if (delimiterElements.Count() > 1)
{
char separator = dp.SeparatorChar == null ? '|' : dp.SeparatorChar.Val.ToString().Trim().ElementAt(0);
DelimiterToken delimiterToken = new DelimiterToken(beginChar, endChar, separator);
foreach (var element in delimiterElements)
{
var processedElement = processElement(element);
delimiterToken.AddElement(processedElement);
}
return(delimiterToken);
}
else
{
var children = from child in delimiterElements.First() select processElement(child);
return(new ParenthesesToken(beginChar, endChar, new TokenList(children)));
}
}
protected override WriteResult Write(OpenXMLWpfMathRenderer renderer, FencedAtom item)
{
var delimiter = renderer.Push(new Delimiter());
string leftDelimiterString = "|";
string rightDelimiterString = "|";
if (item.LeftDelimeter is SymbolAtom symLeft)
{
if (SymbolAtomRenderer.TryConvert(symLeft.Name, out var text))
{
leftDelimiterString = text;
}
}
if (item.RightDelimeter is SymbolAtom symRight)
{
if (SymbolAtomRenderer.TryConvert(symRight.Name, out var text))
{
rightDelimiterString = text;
}
}
var delimiterProp = new DelimiterProperties(
new BeginChar {
Val = leftDelimiterString
},
new EndChar {
Val = rightDelimiterString
},
new ControlProperties(
new W.RunProperties(
new W.RunFonts()
{
Ascii = "Cambria Math", HighAnsi = "Cambria Math"
},
new W.Italic()
)
)
);
delimiter.AppendChild(delimiterProp);
var baseEle = renderer.Push(new Base());
renderer.Write(item.BaseAtom);
renderer.PopTo(delimiter);
return(WriteResult.Completed);
}
