public ITextMarker Create(int startOffset, int length)
{
TextMarker m = new TextMarker(this, startOffset, length);
markers.Add(m);
// no need to mark segment for redraw: the text marker is invisible until a property is set
return m;
}
internal void Remove(TextMarker marker)
{
markers.Remove(marker);
Redraw(marker);
}
internal void Remove(TextMarker marker)
{
markers.Remove(marker);
Redraw(marker);
}