static HexCell GetCell(HexBufferLineFormatter bufferLines, HexBufferPoint position) { var line = bufferLines.GetLineFromPosition(position); var cell = line.ValueCells.GetCell(position); if (cell == null && position == line.BufferEnd && position > line.BufferStart) { cell = line.ValueCells.GetCell(position - 1); } return(cell); }
public void Add(HexBufferLineFormatter bufferLines, HexClassifier classifier, NormalizedHexBufferSpanCollection spans, CancellationToken cancellationToken) { if (bufferLines == null) { throw new ArgumentNullException(nameof(bufferLines)); } if (classifier == null) { throw new ArgumentNullException(nameof(classifier)); } if (spans == null) { throw new ArgumentNullException(nameof(spans)); } if (spans.Count != 0 && spans[0].Buffer != bufferLines.Buffer) { throw new ArgumentException(); } var classificationSpans = new List <HexClassificationSpan>(); foreach (var span in spans) { if (spansCount > 0) { htmlWriter.WriteRaw(delimiter); } spansCount++; var pos = span.Start; for (;;) { classificationSpans.Clear(); var line = bufferLines.GetLineFromPosition(pos); var text = line.GetText(span); var context = new HexClassificationContext(line, line.TextSpan); classifier.GetClassificationSpans(classificationSpans, context, cancellationToken); int textPos = 0; foreach (var tagSpan in classificationSpans) { if (textPos < tagSpan.Span.Start) { WriteCss(classificationFormatMap.DefaultTextProperties); htmlWriter.WriteSpan(cssWriter.ToString(), text, textPos, tagSpan.Span.Start - textPos); } WriteCss(classificationFormatMap.GetTextProperties(tagSpan.ClassificationType)); htmlWriter.WriteSpan(cssWriter.ToString(), text, tagSpan.Span.Start, tagSpan.Span.Length); textPos = tagSpan.Span.End; } if (textPos < text.Length) { WriteCss(classificationFormatMap.DefaultTextProperties); htmlWriter.WriteSpan(cssWriter.ToString(), text, textPos, text.Length - textPos); } htmlWriter.WriteRaw("<br/>"); pos = line.BufferEnd; if (pos >= span.End) { break; } } } }