protected string GetSpanClass(XmlClassificationTypes classification)
{
switch (classification)
{
case XmlClassificationTypes.XmlAttributeName:
return("xan");
case XmlClassificationTypes.XmlAttributeValue:
return("xav");
case XmlClassificationTypes.XmlCDataSection:
return("xcs");
case XmlClassificationTypes.XmlComment:
return("c");
case XmlClassificationTypes.XmlDelimiter:
return("xd");
case XmlClassificationTypes.XmlEntityReference:
return("xer");
case XmlClassificationTypes.XmlName:
return("xn");
case XmlClassificationTypes.XmlProcessingInstruction:
return("xpi");
case XmlClassificationTypes.XmlAttributeQuotes:
case XmlClassificationTypes.None:
case XmlClassificationTypes.XmlText:
default:
return(null);
}
}
private static int VisitChildren(
SyntaxNode syntaxNode,
int windowStart,
int windowLength,
Action<int, int, SyntaxNode, XmlClassificationTypes> resultCollector,
int start,
XmlClassificationTypes[] childTypes)
{
int visitedCount = 0;
int windowEnd = windowStart + windowLength;
var targetOffset = windowStart - start;
int offset;
int index;
syntaxNode.GetIndexAndOffset(targetOffset, out index, out offset);
start += offset;
for (int i = index; i < syntaxNode.SlotCount; i++)
{
if (start > windowEnd)
{
break;
}
var child = syntaxNode.GetSlot(i);
visitedCount++;
if (child == null)
{
continue;
}
var currentStart = Math.Max(start, windowStart);
var currentLength = Math.Min(windowEnd, start + child.FullWidth) - currentStart;
if (currentLength >= 0)
{
var childType = childTypes == null ? XmlClassificationTypes.None : childTypes[i];
if (childType == XmlClassificationTypes.None)
{
if (child.Kind == SyntaxKind.XmlTextLiteralToken)
{
childType = XmlClassificationTypes.XmlText;
}
else if (child.Kind == SyntaxKind.XmlEntityLiteralToken)
{
childType = XmlClassificationTypes.XmlEntityReference;
}
}
if (childType == XmlClassificationTypes.None)
{
visitedCount += Visit(child, windowStart, windowLength, resultCollector, start);
}
else
{
if (currentLength > 0)
{
resultCollector(currentStart, currentLength, child, childType);
}
}
}
start += child.FullWidth;
}
return visitedCount;
}
protected string GetSpanClass(XmlClassificationTypes classification)
{
switch (classification)
{
case XmlClassificationTypes.XmlAttributeName:
return "xan";
case XmlClassificationTypes.XmlAttributeValue:
return "xav";
case XmlClassificationTypes.XmlCDataSection:
return "xcs";
case XmlClassificationTypes.XmlComment:
return "c";
case XmlClassificationTypes.XmlDelimiter:
return "xd";
case XmlClassificationTypes.XmlEntityReference:
return "xer";
case XmlClassificationTypes.XmlName:
return "xn";
case XmlClassificationTypes.XmlProcessingInstruction:
return "xpi";
case XmlClassificationTypes.XmlAttributeQuotes:
case XmlClassificationTypes.None:
case XmlClassificationTypes.XmlText:
default:
return null;
}
}
