private static void AppendLine1( StringBuilder line1, Digit digit) { Append(line1, digit .Top ? " _ " : " "); }
private static void AppendLine3( StringBuilder line3, Digit digit) { Append(line3, digit .BottomLeft ? "|" : " "); Append(line3, digit .Bottom ? "_" : " "); Append(line3, digit .BottomRight ? "|" : " "); }
private static void AppendLine2( StringBuilder line2, Digit digit) { Append( line2, digit .TopLeft ? "|" : " "); Append(line2, digit .Middle ? "_" : " "); Append( line2, digit .TopRight ? "|" : " "); }