public Span GetSpan(Line line, string style)
{
var lineNumber = line.Number;
if (Start == End) return null;
if (lineNumber < Start.Line) return null;
if (lineNumber > End.Line) return null;
var columnStart = (lineNumber == Start.Line) ? Start.Column : 0;
var columnEnd = (lineNumber == End.Line) ? End.Column : line.Text.Length;
var selection = new Span(columnStart, columnEnd - columnStart,
style);
return selection;
}
public void PaintLine(Line line, Gutter.Gutter gutter, int firstColumn, Document doc)
{
var x = 0;
var offset = gutter.Width - (firstColumn * geometry.CharWidth);
var spans = doc.ApplySelectionSpan(line.Spans, line);
foreach (var span in SplitSpansForRendering(spans))
{
if (span.renderCache == null)
span.renderCache = new RenderCache(span, geometry, line, x);
if (offset + span.renderCache.Width >= 0)
PaintSpan(span, offset);
offset += span.renderCache.Width;
x += span.renderCache.Text.Length;
if (offset > g.ClipBounds.Right) break;
}
}