object MathML.MathMLVisitor.Visit(MathMLScriptElement e, object args)
{
MathMLElement c = (MathMLElement)args;
switch (selection)
{
case SelectionType.Prev:
{
if (c == e.SubScript || c == e.SuperScript)
{
selection = SelectionType.End;
return(e.Base.Accept(this, e));
}
else
{
MathMLElement p = e.ParentNode as MathMLElement;
return(p != null?p.Accept(this, e) : null);
}
}
case SelectionType.Next:
{
if (c == e.Base)
{
MathMLElement next = e.SuperScript != null ? e.SuperScript : e.SubScript;
selection = SelectionType.Start;
return(next != null?next.Accept(this, null) : null);
}
else
{
MathMLElement p = e.ParentNode as MathMLElement;
return(p != null?p.Accept(this, e) : null);
}
}
case SelectionType.End:
{
MathMLElement end = e.SuperScript != null ? e.SuperScript :
(e.SubScript != null ? e.SubScript : e.Base);
return(end.Accept(this, null));
}
case SelectionType.Start:
{
return(e.Base.Accept(this, null));
}
default:
{
return(null);
}
}
}
object MathML.MathMLVisitor.Visit(MathMLScriptElement e, object args)
{
return ((Area)formatter.Visit(e, args)).BoundingBox;
}
object MathML.MathMLVisitor.Visit(MathMLScriptElement e, object args)
{
return(((Area)formatter.Visit(e, args)).BoundingBox);
}
