static List <HexClassificationSpan> Merge(List <HexClassificationSpan> list)
{
if (list.Count <= 1)
{
return(list);
}
var prev = list[0];
int read = 1, write = 0;
for (; read < list.Count; read++)
{
var a = list[read];
if (prev.ClassificationType == a.ClassificationType && prev.Span.End == a.Span.Start)
{
list[write] = prev = new HexClassificationSpan(VST.Span.FromBounds(prev.Span.Start, a.Span.End), prev.ClassificationType);
}
else
{
prev = a;
list[++write] = a;
}
}
write++;
if (list.Count != write)
{
list.RemoveRange(write, list.Count - write);
}
return(list);
}
void Add(List <HexLinePart> list, int column, HexClassificationSpan cspan, VST.Span lineExtent)
{
if (cspan.Span.Length == 0)
{
return;
}
int startOffs = lineExtent.Start;
var props = classificationFormatMap.GetTextProperties(cspan.ClassificationType);
if (list.Count > 0)
{
var last = list[list.Count - 1];
if (last.AdornmentElement == null && last.TextRunProperties == props && last.Span.End == cspan.Span.Start)
{
list[list.Count - 1] = new HexLinePart(list.Count - 1, last.Column, VST.Span.FromBounds(last.Span.Start - startOffs, cspan.Span.End - startOffs), last.TextRunProperties);
return;
}
}
list.Add(new HexLinePart(list.Count, column, new VST.Span(cspan.Span.Start - startOffs, cspan.Span.Length), props));
}
