public static int GetDateCount(DateUtil.TimeUnit tu, int value)
{
switch (tu)
{
case DateUtil.TimeUnit.day:
{
return(value * 1);
}
case DateUtil.TimeUnit.month:
{
return(value * 30);
}
case DateUtil.TimeUnit.week:
{
return(value * 7);
}
default:
{
break;
}
}
return(1);
}
public static long GetMiniseconds(DateUtil.TimeUnit tu, double value)
{
double d;
switch (tu)
{
case DateUtil.TimeUnit.day:
{
d = 86400000 * value;
break;
}
case DateUtil.TimeUnit.month:
{
d = 2592000000 * value;
break;
}
case DateUtil.TimeUnit.week:
{
d = 604800000 * value;
break;
}
case DateUtil.TimeUnit.hour:
{
d = 3600000 * value;
break;
}
case DateUtil.TimeUnit.minute:
{
d = 60000 * value;
break;
}
case DateUtil.TimeUnit.second:
{
d = 1000 * value;
break;
}
default:
{
d = 0;
break;
}
}
return((long)d);
}
public static IList <DateTime> GetDateList(DateUtil.TimeUnit tu, int value, int displayCount, DateTime earliestDay)
{
double count = MyMath.Min(GetDateCount(tu, value), GetTimeValue(DateUtil.TimeUnit.day, new DateTime(), earliestDay));
double fre = count / displayCount;
if (fre < 1)
{
displayCount = (int)count;
fre = 1;
}
IList <DateTime> list = new List <DateTime>();
for (int i = 1; i < displayCount + 1; i++)
{
list.Add(GetBeforeDay(DateUtil.TimeUnit.day, (displayCount - i) * fre));
}
return(list);
}
public static DateTime GetBeforeDay(DateUtil.TimeUnit tu, double value)
{
double time = 1;
switch (tu)
{
case DateUtil.TimeUnit.day:
{
time = 86400000;
break;
}
case DateUtil.TimeUnit.month:
{
time = value * 2592000000;
break;
}
case DateUtil.TimeUnit.week:
{
time = value * 604800000;
break;
}
case DateUtil.TimeUnit.hour:
{
time = value * 3600000;
break;
}
case DateUtil.TimeUnit.minute:
{
time = value * 60000;
break;
}
case DateUtil.TimeUnit.second:
{
time = value * 1000;
break;
}
}
return(new DateTime(Runtime.CurrentTimeMillis(false) - (long)time));
}
public static double GetTimeValue(DateUtil.TimeUnit tu, DateTime date1, DateTime date2)
{
switch (tu)
{
case DateUtil.TimeUnit.day:
{
return(GetTimeByDay(date1, date2));
}
case DateUtil.TimeUnit.month:
{
return(GetTimeByMonth(date1, date2));
}
case DateUtil.TimeUnit.week:
{
return(GetTimeByWeek(date1, date2));
}
case DateUtil.TimeUnit.hour:
{
return(GetTimeByHour(date1, date2));
}
case DateUtil.TimeUnit.minute:
{
return(GetTimeByMinute(date1, date2));
}
case DateUtil.TimeUnit.second:
{
return(GetTimeBySecond(date1, date2));
}
default:
{
return(0);
}
}
}