public static DateTime DateTimeRound(DateTime dateTime, TimeSpanLevel timeSpanLevel)
{
switch (timeSpanLevel)
{
case TimeSpanLevel.Minute:
return(new DateTime(dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, 0, 0));
case TimeSpanLevel.Hour:
return(new DateTime(dateTime.Year, dateTime.Month, dateTime.Day, 0, 0, 0));
case TimeSpanLevel.day:
return(new DateTime(dateTime.Year, dateTime.Month, 1, 0, 0, 0));
case TimeSpanLevel.Month:
return(new DateTime(dateTime.Year, 1, 1, 0, 0, 0));
case TimeSpanLevel.Year:
int y = (dateTime.Year / 10) * 10;
return(new DateTime(y, 0, 0, 0, 0, 0));
default:
break;
}
return(dateTime);
}
public static string GetTimeLabel(DateTime dateTime, TimeSpanLevel timeSpanLevel)
{
switch (timeSpanLevel)
{
case TimeSpanLevel.Minute:
if (dateTime.Minute == 0)
{
return(dateTime.Hour + "时");
}
else
{
return(dateTime.Minute + "分");
}
case TimeSpanLevel.Hour:
if (dateTime.Hour == 0)
{
return(dateTime.Day + "日");
}
return(dateTime.Hour + "时");
case TimeSpanLevel.day:
if (dateTime.Day == 0)
{
return(dateTime.Month + "月");
}
return(dateTime.Day + "日");
case TimeSpanLevel.Month:
if (dateTime.Month == 0)
{
return(dateTime.Year + "年");
}
return(dateTime.Month + "月");
case TimeSpanLevel.Year:
return(dateTime.Year + "年");
default:
break;
}
return("");
}
