/// <summary>
/// Shifting time-tag.
/// </summary>
/// <param name="timeTag"></param>
/// <param name="shifting"></param>
/// <returns></returns>
public static TimeTag ShiftingTimeTag(TimeTag timeTag, int shifting)
{
var index = TextIndexUtils.ShiftingIndex(timeTag.Index, shifting);
var time = timeTag.Time;
return(new TimeTag(index, time));
}
static int getTimeCalculationIndex(TextIndex calculationIndex) => TextIndexUtils.ToStringIndex(calculationIndex);