public KeyValueCollection(IReadOnlyCollection <KeyValuePair <TKey, TObject> > items, IComparer <KeyValuePair <TKey, TObject> > comparer, SortReason sortReason, SortOptimisations optimisations)
{
_items = items ?? throw new ArgumentNullException(nameof(items));
Comparer = comparer;
SortReason = sortReason;
Optimisations = optimisations;
}
public Sorter(SortOptimisations optimisations,
IComparer <TObject> comparer = null,
int resetThreshold = -1)
{
_optimisations = optimisations;
_resetThreshold = resetThreshold;
_comparer = new KeyValueComparer <TObject, TKey>(comparer);
}
public KeyValueCollection(IEnumerable<KeyValuePair<TKey, TObject>> items,
IComparer<KeyValuePair<TKey, TObject>> comparer,
SortReason sortReason,
SortOptimisations optimisations)
{
if (items == null) throw new ArgumentNullException(nameof(items));
_items = items.ToList();
Comparer = comparer;
SortReason = sortReason;
Optimisations = optimisations;
}
public Sort(IObservable <IChangeSet <TObject, TKey> > source, IComparer <TObject>?comparer, SortOptimisations sortOptimisations = SortOptimisations.None, IObservable <IComparer <TObject> >?comparerChangedObservable = null, IObservable <Unit>?resorter = null, int resetThreshold = -1)
{
if (comparer is null && comparerChangedObservable is null)
{
throw new ArgumentException("Must specify comparer or comparerChangedObservable");
}
_source = source ?? throw new ArgumentNullException(nameof(source));
_comparer = comparer;
_sortOptimisations = sortOptimisations;
_resorter = resorter;
_comparerChangedObservable = comparerChangedObservable;
_resetThreshold = resetThreshold;
}
public static IObservable <IChangeSet <TObj, TKey> > Sort <TObj, TRhs, TKey>(
this IObservable <IChangeSet <TObj, TKey> > obs,
Func <TObj, TRhs> selector,
IObservable <IComparer <TRhs> > comparer,
SortOptimisations sortOptimisations = SortOptimisations.None,
int resetThreshold = 100,
IObservable <Unit>?resorter = null)
where TKey : notnull
where TRhs : notnull
{
if (resorter == null)
{
return(obs.Sort(comparer.Select(x => new Comparer <TObj, TRhs>(selector, x)), sortOptimisations, resetThreshold));
}
else
{
return(obs.Sort(comparer.Select(x => new Comparer <TObj, TRhs>(selector, x)), resorter, sortOptimisations, resetThreshold));
}
}
/// <summary>
/// Initializes a new instance of the <see cref="T:System.Object"/> class.
/// </summary>
public IndexCalculator(KeyValueComparer <TObject, TKey> comparer, SortOptimisations optimisations)
{
_comparer = comparer;
_optimisations = optimisations;
_list = new List <KeyValuePair <TKey, TObject> >();
}
/// <summary>
/// Initializes a new instance of the <see cref="T:System.Object"/> class.
/// </summary>
public IndexCalculator(KeyValueComparer <TObject, TKey> comparer, SortOptimisations optimisations)
{
_comparer = comparer;
_optimisations = optimisations;
_list = ImmutableList <KeyValuePair <TKey, TObject> > .Empty;
}
public KeyValueCollection()
{
_optimisations = SortOptimisations.None;
_items = new List <KeyValuePair <TKey, TObject> >();
_comparer = new KeyValueComparer <TObject, TKey>();
}
