public static FlowCollection InFlow(this PoI source)
{
FlowCollection fc = null;
if (!source.Data.ContainsKey("InFlow"))
{
fc = new FlowCollection();
source.Data["InFlow"] = fc;
}
else if (source.Data["InFlow"] is FlowCollection)
{
fc = (FlowCollection)source.Data["InFlow"];
}
return fc ?? (fc = new FlowCollection());
}
public void UpdateNextStops()
{
if (Poi == null) return;
NextStops = new FlowCollection();
NextStops.AddRange(Poi.Flow());
NextStops.AddRange(Poi.InFlow());
foreach (var fs in NextStops)
{
var etd = fs.Etd;
if (etd < fs.Eta) etd = AppState.TimelineManager.End;
var w = 1000.0 / (AppState.TimelineManager.End - AppState.TimelineManager.Start).TotalSeconds;
fs.FlowBarLeft = (fs.Eta - AppState.TimelineManager.Start).TotalSeconds*w;
fs.FlowBarWidth = (etd - fs.Eta).TotalSeconds*w;
}
FooView = CollectionViewSource.GetDefaultView(NextStops);
FooView.Filter = TimeFilter;
FooView.SortDescriptions.Add(new SortDescription() { PropertyName = "Eta", Direction = ListSortDirection.Ascending });
}