/// <summary>
/// 根据给定的最大最小时间戳范围，计算合适的Tick值
/// </summary>
/// <param name="list"></param>
/// <param name="minTimestamp"></param>
/// <param name="maxTimestamp"></param>
/// <param name="splitNumber"></param>
internal static void UpdateTimeAxisDateTimeList(List <double> list, int minTimestamp, int maxTimestamp, int splitNumber)
{
list.Clear();
var range = maxTimestamp - minTimestamp;
if (range <= 0)
{
return;
}
if (splitNumber <= 0)
{
splitNumber = 1;
}
var dtMin = DateTimeUtil.GetDateTime(minTimestamp);
var dtMax = DateTimeUtil.GetDateTime(maxTimestamp);
if (range >= ONE_YEAR * MIN_TIME_SPLIT_NUMBER)
{
var num = Math.Max(range / (splitNumber * ONE_YEAR), 1);
var dtStart = new DateTime(dtMin.Year + 1, 1, 1);
while (dtStart.Ticks < dtMax.Ticks)
{
list.Add(DateTimeUtil.GetTimestamp(dtStart));
dtStart = dtStart.AddYears(num);
}
}
else if (range >= ONE_MONTH * MIN_TIME_SPLIT_NUMBER)
{
var num = Math.Max(range / (splitNumber * ONE_MONTH), 1);
var dtStart = new DateTime(dtMin.Year, dtMin.Month, 1).AddMonths(1);
while (dtStart.Ticks < dtMax.Ticks)
{
list.Add(DateTimeUtil.GetTimestamp(dtStart));
dtStart = dtStart.AddMonths(num);
}
}
else if (range >= ONE_DAY * MIN_TIME_SPLIT_NUMBER)
{
var tick = GetTickSecond(range, splitNumber, ONE_DAY);
var startTimestamp = (minTimestamp - minTimestamp % tick) + tick;
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
else if (range >= ONE_HOUR * MIN_TIME_SPLIT_NUMBER)
{
var tick = GetTickSecond(range, splitNumber, ONE_HOUR);
var startTimestamp = (minTimestamp - minTimestamp % tick) + tick;
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
else if (range >= ONE_MINUTE * MIN_TIME_SPLIT_NUMBER)
{
var tick = GetTickSecond(range, splitNumber, ONE_MINUTE);
var startTimestamp = (minTimestamp - minTimestamp % tick) + tick;
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
else
{
var tick = GetTickSecond(range, splitNumber, ONE_SECOND);
var startTimestamp = (minTimestamp - minTimestamp % tick) + tick;
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
}
/// <summary>
/// Add a (time,y) data to serie.
/// |添加（time,y）数据到指定的系列中。
/// </summary>
/// <param name="serieIndex"></param>
/// <param name="time"></param>
/// <param name="yValue"></param>
/// <param name="dataName"></param>
/// <param name="dataId"></param>
/// <returns></returns>
public SerieData AddData(int serieIndex, DateTime time, double yValue, string dataName = null, string dataId = null)
{
var xValue = DateTimeUtil.GetTimestamp(time);
return(AddData(serieIndex, xValue, yValue, dataName, dataId));
}
