public static Func <DateTime, int> CreateDateIndexer <T>(this ITerm range, Dictionary <DateTime, int> dateToIndexTable,
Func <DateTime, T> construct, out T[] dates)
{
var viewDays = Convert.ToInt32(range.GetLength().TotalDays);
var start = range.Start.Date;
dates = new T[viewDays];
for (var i = 0; i < viewDays; i++)
{
var date = start.AddDays(i);
dateToIndexTable[date] = i;
dates[i] = construct(date);
dates[i].SaftyInvoke <IIndexable>(d => { d.Index = dateToIndexTable[date]; });
}
var indexer = new Func <DateTime, int>(date =>
{
if (!dateToIndexTable.ContainsKey(date))
{
return(-1);
}
return(dateToIndexTable[date]);
});
return(indexer);
}
public static bool[] ConvertToCell(this IEnumerable <Term> terms, ITerm boundary, int cellUnit, Func <Term, bool> cellResult, Action <Term> additionalLooping)
{
//#if DEBUG
// var sw = Stopwatch.StartNew();
//#endif
var capacity = Convert.ToInt32(boundary.GetLength().TotalMinutes) / cellUnit;
var cells = new bool[capacity];
var boundaryStart = boundary.Start;
var boundaryCapacity = cells.Length;
foreach (var item in terms)
{
if (item.Start >= boundary.End)
{
continue;
}
var content = cellResult(item);
var endIndex = item.End.GetIndex(boundaryStart, cellUnit, boundaryCapacity, 0);
for (var i = item.Start.GetIndex(boundaryStart, cellUnit, boundaryCapacity, 0); i < endIndex; i++)
{
cells[i] = content;
}
if (additionalLooping != null)
{
additionalLooping(item);
}
}
//#if DEBUG
// sw.Stop();
// Console.WriteLine("{0}", sw.Elapsed.Seconds);
//#endif
return(cells);
}
