Mono.TextEditor.TextDocument.RemoveMarker C# (CSharp) Method

		public bool RemoveMarker (TextSegmentMarker marker)
		{
			bool wasRemoved = textSegmentMarkerTree.Remove (marker);
			if (wasRemoved) {
				var startLine = OffsetToLineNumber (marker.Offset);
				var endLine = OffsetToLineNumber (marker.EndOffset);
				CommitMultipleLineUpdate (startLine, endLine);
			}
			return wasRemoved;
		}

		public override void Analyze (TextDocument doc, DocumentLine line, Chunk startChunk, int startOffset, int endOffset)
		{
			if (endOffset <= startOffset || startOffset >= doc.TextLength || inUpdate)
				return;
			inUpdate = true;
			try {
				string text = doc.GetTextAt (startOffset, endOffset - startOffset);
				int startColumn = startOffset - line.Offset;
				var markers = new List <UrlMarker> (line.Markers.Where (m => m is UrlMarker).Cast<UrlMarker> ());
				markers.ForEach (m => doc.RemoveMarker (m, false));
				foreach (System.Text.RegularExpressions.Match m in UrlRegex.Matches (text)) {
					doc.AddMarker (line, new UrlMarker (doc, line, m.Value, UrlType.Url, syntax, startColumn + m.Index, startColumn + m.Index + m.Length), false);
				}
				foreach (System.Text.RegularExpressions.Match m in MailRegex.Matches (text)) {
					doc.AddMarker (line, new UrlMarker (doc, line, m.Value, UrlType.Email, syntax, startColumn + m.Index, startColumn + m.Index + m.Length), false);
				}
			} finally {
				inUpdate = false;
			}
		}