private void Calc(HighlighterInfo h)
{
Match m;
foreach (Pair <Regex, Color> rc in Regexes)
{
m = rc.t.Match(h.LineText);
while (m.Success)
{
Result.Enqueue(new Quad <int, int, int, Color>(h.Line, m.Index, m.Length, rc.u));
m = m.NextMatch();
}
}
}
public virtual void Highlight(FlickerFreeRichEditTextBox box)
{
box._ignore = true;
box._Paint = false;
box.Enabled = false;
box.SuspendLayout();
box.SuspendDrawing();
int p0 = box.SelectionStart;
int p1 = box.SelectionLength;
box.SelectAll();
box.SelectionColor = Color.Black;
HighlighterInfo[] h = new HighlighterInfo[box.Lines.Length];
for (int i = 0; i < box.Lines.Length; i++)
{
h[i] = new HighlighterInfo()
{
Line = i, LineText = box.Lines[i]
}
}
;
Parallel.ForEach(h, Calc);
while (Result.TryDequeue(out Quad <int, int, int, Color> r))
{
box.Select(box.GetFirstCharIndexFromLine(r.t) + r.u, r.v);
if (box.SelectionColor == Color.Black)
{
box.SelectionColor = r.w;
}
}
box.SelectionStart = p0;
box.SelectionLength = p1;
box._Paint = true;
box.ResumeLayout();
box.ResumeDrawing();
box._ignore = false;
box.Enabled = true;
box.ClearUndo();
}