public static Heatmap ToHeatmap(this TimeSeries ts, ByPeriod xPeriod = ByPeriod.Day)
{
var heatmap = new Heatmap();
if (ts.Times.Count < 2)
{
Console.WriteLine("Кол-во элементов для heatmap меньше 2");
return(new Heatmap());
}
var tshm = from t in ts.TimeValues
group t by new DateTime(
t.Key.Year,
xPeriod >= ByPeriod.Month ? t.Key.Month : 1,
xPeriod >= ByPeriod.Day ? t.Key.Day : 1,
xPeriod >= ByPeriod.Hour ? t.Key.Hour : 0,
0,
0)
into g
select g;
foreach (var t in tshm)
{
heatmap.AddYZ(t.Key, t.Select(n => n.Value).ToList());
}
// формируем ось х
var begin = ts.TimeBegin;
var end = begin;
var format = "";
switch (xPeriod)
{
case ByPeriod.Year:
break;
case ByPeriod.Month:
end = begin.AddMonths(1);
format = "dd";
break;
case ByPeriod.Day:
end = begin.AddDays(1);
format = "HH:mm";
break;
case ByPeriod.Hour:
end = begin.AddHours(1);
format = "mm:ss";
break;
case ByPeriod.Minute:
end = begin.AddMinutes(1);
format = "ss";
break;
case ByPeriod.Second:
break;
default:
throw new ArgumentOutOfRangeException();
}
var x = new List <DateTime>();
if (ts.PeriodInSeconds == null)
{
throw new Exception("Значение PeriodInSeconds класса TimeSeries не определено");
}
var seconds = (int)ts.PeriodInSeconds;
while (begin < end)
{
x.Add(begin);
begin = begin.AddSeconds(seconds);
}
foreach (var time in x)
{
heatmap.AddX(time.ToString(format));
}
return(heatmap);
}
