public DateTime GetPriceEndDate()
{
ActiveMarket.Calendar calendar = new ActiveMarket.Calendar();
return(calendar.Date(Price.End()));
}
public DateTime GetPriceBeginDate()
{
ActiveMarket.Calendar calendar = new ActiveMarket.Calendar();
return(calendar.Date(Price.Begin()));
}
/// <summary>
/// 次の位置を取得
/// </summary>
/// <param name="datePos"></param>
/// <param name="direction"></param>
/// <returns></returns>
private int?NextDatePosition(int datePos, Directions direction)
{
var calendar = new ActiveMarket.Calendar();
DateTime _date = calendar.Date(datePos);
DateTime _dateLimit;
int _datePos;
if (direction == Directions.Befor)
{
// 過去へ
switch (ChartScale)
{
// 週足
case ChartScales.Weekly:
// 前の週の金曜日から遡った開場日
_date = _date.AddDays(-1 * ((int)_date.DayOfWeek + 2));
if (_date < calendar.Date(Price.Begin()))
{
return(null);
}
_datePos = calendar.DatePosition(_date, -1);
while (Price.IsClosed(_datePos) != 0)
{
_datePos--;
if (Price.Begin() > _datePos & _datePos > Price.End())
{
return(null);
}
}
return(_datePos);
// 月足
case ChartScales.Monthly:
// 前の月の月末から遡った開場日
_date = DateTime.Parse(_date.AddMonths(-1).Year.ToString() + "/" +
_date.AddMonths(-1).Month.ToString() + "/" +
DateTime.DaysInMonth(_date.AddMonths(-1).Year, _date.AddMonths(-1).Month).ToString());
if (_date < calendar.Date(Price.Begin()))
{
return(null);
}
_datePos = calendar.DatePosition(_date, -1);
while (Price.IsClosed(_datePos) != 0)
{
_datePos--;
if (Price.Begin() > _datePos | _datePos > Price.End())
{
return(null);
}
}
return(_datePos);
// 日足
default:
// 日足の１つ前の開場日
do
{
datePos--;
if (datePos < Price.Begin())
{
return(null);
}
} while (Price.IsClosed(datePos) != 0);
if (Price.Begin() <= datePos & datePos <= Price.End())
{
return(datePos);
}
else
{
return(null);
}
}
}
else
{
// 未来へ
switch (ChartScale)
{
// 週足
case ChartScales.Weekly:
// 翌週の月
_dateLimit = _date.AddDays(8 - (int)_date.DayOfWeek);
if (_dateLimit > calendar.Date(Price.End()))
{
return(null);
}
//翌週の金
_date = _date.AddDays(12 - (int)_date.DayOfWeek);
_datePos = (_date > calendar.Date(Price.End())) ? Price.End() : calendar.DatePosition(_date, -1);
while (Price.IsClosed(_datePos) != 0)
{
_datePos--;
if (Price.Begin() > _datePos & _datePos > Price.End())
{
return(null);
}
}
if (calendar.Date(_datePos) >= _dateLimit)
{
return(_datePos);
}
else
{
return(NextDatePosition(_datePos, Directions.After));
}
// 月足
case ChartScales.Monthly:
// 次の月の日末日から遡った開場日
_dateLimit = DateTime.Parse(_date.AddMonths(1).Year.ToString() + "/" +
_date.AddMonths(1).Month.ToString() + "/1");
if (_dateLimit > calendar.Date(Price.End()))
{
return(null);
}
_date = DateTime.Parse(_date.AddMonths(1).Year.ToString() + "/" +
_date.AddMonths(1).Month.ToString() + "/" +
DateTime.DaysInMonth(_date.AddMonths(1).Year, _date.AddMonths(1).Month));
_datePos = (_date > calendar.Date(Price.End())) ? Price.End() : calendar.DatePosition(_date, -1);
while (Price.IsClosed(_datePos) != 0)
{
_datePos--;
if (Price.Begin() > _datePos & _datePos > Price.End())
{
return(null);
}
}
if (calendar.Date(_datePos) >= _dateLimit)
{
return(_datePos);
}
else
{
return(NextDatePosition(_datePos, Directions.After));
}
// 日足
default:
do
{
datePos++;
if (datePos > Price.End())
{
break;
}
} while (Price.IsClosed(datePos) != 0);
if (Price.Begin() <= datePos & datePos <= Price.End())
{
return(datePos);
}
else
{
return(null);
}
}
}
}
/// <summary>
/// 1単位分のデータを作成
/// </summary>
/// <param name="datePos"></param>
/// <returns>KabukaRowを返す。１日も開場日がなかったら、null</returns>
private KabukaRow GetOneRow(int datePos)
{
var calendar = new ActiveMarket.Calendar();
var _kabukaRow = new KabukaRow();
var _date = calendar.Date(datePos);
DateTime _startDate;
DateTime _endDate;
int _startPos;
int _endPos;
// 開始・終了位置決め
// 週足の場合は、月曜から金曜
switch (ChartScale)
{
case ChartScales.Weekly:
// 該当日の週の月曜日
_startDate = _date.AddDays((int)_date.DayOfWeek * -1 + 1);
if (_startDate < calendar.Date(Price.Begin()))
{
_startDate = calendar.Date(Price.Begin());
}
if (_startDate > calendar.Date(Price.End()))
{
return(null);
}
// 該当日の週の金曜日
_endDate = _startDate.AddDays(4);
if (_endDate > calendar.Date(Price.End()))
{
_endDate = calendar.Date(Price.End());
}
if (_endDate < calendar.Date(Price.Begin()))
{
return(null);
}
break;
case ChartScales.Monthly:
// 月の1日
_startDate =
DateTime.Parse(_date.Year.ToString() + "/" + _date.Month.ToString() + "/1");
if (_startDate < calendar.Date(Price.Begin()))
{
_startDate = calendar.Date(Price.Begin());
}
if (_startDate > calendar.Date(Price.End()))
{
return(null);
}
// 月の末日 (翌月の１日前）
_endDate =
DateTime.Parse(_date.Year.ToString() + "/" + _date.Month.ToString() + "/" +
DateTime.DaysInMonth(_date.Year, _date.Month).ToString());
if (_endDate > calendar.Date(Price.End()))
{
_endDate = calendar.Date(Price.End());
}
if (_endDate < calendar.Date(Price.Begin()))
{
return(null);
}
break;
// デフォルトは日足
default:
_startDate = _date;
_endDate = _date;
break;
}
// 開場日の開始、終了の位置と高値、安値を決める
_startPos = calendar.DatePosition(_startDate, 1);
_endPos = calendar.DatePosition(_endDate, -1);
_kabukaRow.EndPos = 0;
for (var i = _startPos; i <= _endPos; i++)
{
if (Price.IsClosed(i) == 0)
{
if (_kabukaRow.EndPos == 0)
{
_kabukaRow.StartPos = i;
_kabukaRow.StartDate = calendar.Date(i);
_kabukaRow.EndPos = i;
_kabukaRow.Open = Price.Open(i);
_kabukaRow.High = Price.High(i);
_kabukaRow.Low = Price.Low(i);
}
else
{
_kabukaRow.EndPos = i;
_kabukaRow.High = Math.Max(_kabukaRow.High, Price.High(i));
_kabukaRow.Low = Math.Min(_kabukaRow.Low, Price.Low(i));
}
}
}
if (_kabukaRow.EndPos == 0)
{
// 一日も開場日がなかった場合,nullが返される
return(null);
}
_kabukaRow.EndDate = calendar.Date(_kabukaRow.EndPos);
_kabukaRow.Close = Price.Close(_kabukaRow.EndPos);
return(_kabukaRow);
}