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优化Candlestick对时间轴的支持

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monitor1394
2025-10-30 22:48:36 +08:00
parent 0499126e55
commit 2cb82526bc
8 changed files with 108 additions and 70 deletions
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152
Runtime/Utilities/DateTimeUtil.cs
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@@ -83,15 +83,16 @@ namespace XCharts.Runtime
}
}
public static DateTime GetDateTime(double timestamp, bool local = true)
public static DateTime GetDateTime(double timestamp, bool local = false)
{
return local ? k_LocalDateTime1970.AddSeconds(timestamp) : k_DateTime1970.AddSeconds(timestamp);
var dateTime = local ? k_LocalDateTime1970.AddSeconds(timestamp) : k_DateTime1970.AddSeconds(timestamp);
return dateTime;
}
public static string GetDefaultDateTimeString(double timestamp, double range = 0)
public static string GetDefaultDateTimeString(double timestamp, double range = 0, bool local = false)
{
var dateString = String.Empty;
var dateTime = GetDateTime(timestamp);
var dateTime = GetDateTime(timestamp, local);
if (range <= 0 || range >= DateTimeUtil.ONE_DAY)
{
dateString = dateTime.ToString("yyyy-MM-dd");
@@ -144,7 +145,7 @@ namespace XCharts.Runtime
/// <param name="minTimestamp"></param>
/// <param name="maxTimestamp"></param>
/// <param name="splitNumber"></param>
internal static float UpdateTimeAxisDateTimeList(List<double> list, double minTimestamp, double maxTimestamp, int splitNumber)
internal static float UpdateTimeAxisDateTimeList(List<double> list, double minTimestamp, double maxTimestamp, int splitNumber, double ceilRate)
{
var range = maxTimestamp - minTimestamp;
if (range <= 0)
@@ -152,61 +153,15 @@ namespace XCharts.Runtime
list.Clear();
return 0;
}
var dtMin = DateTimeUtil.GetDateTime(minTimestamp);
var dtMax = DateTimeUtil.GetDateTime(maxTimestamp);
int tick = 0;
if (range >= ONE_YEAR * MIN_TIME_SPLIT_NUMBER)
var dtMin = GetDateTime(minTimestamp);
var dtMax = GetDateTime(maxTimestamp);
int tick;
if (ceilRate != 0)
{
var num = splitNumber <= 0 ? GetSplitNumber(range, ONE_YEAR) : (int)Math.Max(range / (splitNumber * ONE_YEAR), 1);
var dtStart = GetDateTime(GetFirstMaxValue(list, minTimestamp));
dtStart = new DateTime(dtStart.Year, dtStart.Month, 1);
while (dtStart > dtMin)
{
dtStart = dtStart.AddYears(-num);
}
if (dtStart < dtMin)
{
dtStart = dtStart.AddYears(num);
}
tick = num * 365 * 24 * 3600;
list.Clear();
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 = splitNumber <= 0 ? GetSplitNumber(range, ONE_MONTH) : (int)Math.Max(range / (splitNumber * ONE_MONTH), 1);
var dtStart = GetDateTime(GetFirstMaxValue(list, minTimestamp));
dtStart = new DateTime(dtStart.Year, dtStart.Month, 1);
while (dtStart > dtMin)
{
dtStart = dtStart.AddMonths(-num);
}
if (dtStart < dtMin)
{
dtStart = dtStart.AddMonths(num);
}
tick = num * 30 * 24 * 3600;
list.Clear();
while (dtStart.Ticks < dtMax.Ticks)
{
list.Add(DateTimeUtil.GetTimestamp(dtStart));
dtStart = dtStart.AddMonths(num);
}
}
else
{
int tickSecond;
if (range >= ONE_DAY * MIN_TIME_SPLIT_NUMBER) tickSecond = ONE_DAY;
else if (range >= ONE_HOUR * MIN_TIME_SPLIT_NUMBER) tickSecond = ONE_HOUR;
else if (range >= ONE_MINUTE * MIN_TIME_SPLIT_NUMBER) tickSecond = ONE_MINUTE;
else tickSecond = ONE_SECOND;
tick = GetTickSecond(range, splitNumber, tickSecond);
var let = minTimestamp % tick;
var defaultTimestamp = let == 0 ? minTimestamp : minTimestamp - let + tick;
var tickSecond = (int)ceilRate;
tick = GetTickSecond(range, 0, tickSecond);
var let = minTimestamp % tickSecond;
var defaultTimestamp = let == 0 ? minTimestamp : minTimestamp - let + tickSecond;
var startTimestamp = (int)GetFirstMaxValue(list, minTimestamp, defaultTimestamp);
while (startTimestamp > minTimestamp)
{
@@ -219,6 +174,85 @@ namespace XCharts.Runtime
list.Clear();
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
else
{
if (range >= ONE_YEAR * MIN_TIME_SPLIT_NUMBER)
{
var num = splitNumber <= 0 ? GetSplitNumber(range, ONE_YEAR) : (int)Math.Max(range / (splitNumber * ONE_YEAR), 1);
var dtStart = GetDateTime(GetFirstMaxValue(list, minTimestamp));
dtStart = new DateTime(dtStart.Year, dtStart.Month, 1);
while (dtStart > dtMin)
{
dtStart = dtStart.AddYears(-num);
}
if (dtStart < dtMin)
{
dtStart = dtStart.AddYears(num);
}
tick = num * 365 * 24 * 3600;
list.Clear();
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 = splitNumber <= 0 ? GetSplitNumber(range, ONE_MONTH) : (int)Math.Max(range / (splitNumber * ONE_MONTH), 1);
var dtStart = GetDateTime(GetFirstMaxValue(list, minTimestamp));
dtStart = new DateTime(dtStart.Year, dtStart.Month, 1);
while (dtStart > dtMin)
{
dtStart = dtStart.AddMonths(-num);
}
if (dtStart < dtMin)
{
dtStart = dtStart.AddMonths(num);
}
tick = num * 30 * 24 * 3600;
list.Clear();
while (dtStart.Ticks < dtMax.Ticks)
{
list.Add(DateTimeUtil.GetTimestamp(dtStart));
dtStart = dtStart.AddMonths(num);
}
}
else
{
int tickSecond;
if (range >= ONE_DAY * MIN_TIME_SPLIT_NUMBER)
{
tickSecond = ONE_DAY;
}
else if (range >= ONE_HOUR * MIN_TIME_SPLIT_NUMBER)
{
tickSecond = ONE_HOUR;
}
else if (range >= ONE_MINUTE * MIN_TIME_SPLIT_NUMBER)
{
tickSecond = ONE_MINUTE;
}
else
{
tickSecond = ONE_SECOND;
}
tick = GetTickSecond(range, splitNumber, tickSecond);
var let = minTimestamp % tickSecond;
var defaultTimestamp = let == 0 ? minTimestamp : minTimestamp - let + tickSecond;
var startTimestamp = (int)GetFirstMaxValue(list, minTimestamp, defaultTimestamp);
while (startTimestamp > minTimestamp)
{
startTimestamp -= tick;
}
if (startTimestamp < minTimestamp)
{
startTimestamp += tick;
}
list.Clear();
AddTickTimestamp(list, startTimestamp, maxTimestamp, tick);
}
}
return tick;
}