private static void TestShuffleAlgorithm(IShuffleAlgorithm algo, bool forward)
{
for (int i = 1; i < 1000; i++)
{
var checkNumbers = new BitArray(i, false);
algo.Length = i;
algo.Seed = i;
for (int j = 0; j < i; j++)
{
if (forward)
{
algo.Next();
}
else
{
algo.Prev();
}
int shufNum = algo.Index;
if (checkNumbers.Get(shufNum))
{
Assert.Fail("Duplicate number");
}
checkNumbers.Set(shufNum, true);
}
}
}
internal PlaylistManager(PlaylistManagerData pmd)
{
data = pmd;
json = new JavaScriptSerializer();
shuffle = new ListedShuffle();
dataSets = new List <DataSet>();
playQueue = new Queue <PlayData>();
}
internal PlaylistManager(PlaylistManagerData pmd)
{
data = pmd;
json = new JavaScriptSerializer();
shuffle = new ListedShuffle();
dataSets = new List<DataSet>();
playQueue = new Queue<PlayData>();
}
public Question(IShuffleAlgorithm shuffleAlgorithm, string text, string correctAnswer, IEnumerable <string> falseAnswers)
{
Text = text;
_shuffleAlgorithm = shuffleAlgorithm;
_correctAnswer = correctAnswer;
_falseAnswers = falseAnswers;
_shuffledAnswers = new Lazy <IEnumerable <string> >(() => ShuffleAnswers());
}
// Playlistfactory related stuff
public PlaylistManager(PlaylistManagerData pmd)
{
data = pmd;
shuffle = new LinearFeedbackShiftRegister {
Seed = Util.Random.Next()
};
freeList = new Playlist(string.Empty);
trashList = new Playlist(string.Empty);
}
/// <summary>
/// Initialize a full deck of cards
/// </summary>
/// <param name="aceHigh">indicate whether the game plays Ace High or Ace Low (default: Ace Low)</param>
/// <param name="shuffleAlgorithm">Use a specialized shuffle algorithm. (default: RifleShuffler)</param>
public Deck(bool aceHigh = false, IShuffleAlgorithm shuffleAlgorithm = null)
{
// the default shuffle algorithm is RifleShuffle.
if (shuffleAlgorithm == null)
{
myShuffler = new RiffleShuffler();
}
else
{
myShuffler = shuffleAlgorithm;
}
TheDeck = new List <Card>();
foreach (Card.Suit suit in Card.Suit.Suits)
{
// what the F(^!*$ is going on in this line................. what is the `?` doing there....
foreach (Card.Value value in (aceHigh ? Card.Value.AcesHighValues : Card.Value.AcesLowValues))
{
TheDeck.Add(new Card(suit, value));
}
}
}
public PractiseInitializerFactory(IConsumer consumer, IShuffleAlgorithm shuffleAlgorithm)
{
_consumer = consumer;
_shuffleAlgorithm = shuffleAlgorithm;
}
public Practise(IShuffleAlgorithm shuffleAlgorithm, IVocabulary vocabulary)
{
_shuffleAlgorithm = shuffleAlgorithm;
_vocabulary = vocabulary;
_answers = new Dictionary <IQuestion, string>();
}
public PractiseInitializer(IApplicationInitializer applicationInitializer, IConsumer consumer, IShuffleAlgorithm shuffleAlgorithm)
{
_applicationInitializer = applicationInitializer;
_consumer = consumer;
_shuffleAlgorithm = shuffleAlgorithm;
}
private static void TestShuffleAlgorithmBiDir(IShuffleAlgorithm algo)
{
TestShuffleAlgorithm(algo, true);
TestShuffleAlgorithm(algo, false);
}
public static IEnumerable <T> Shuffle <T>(this IEnumerable <T> items, IShuffleAlgorithm shuffleAlgorithm)
{
var shuffledItems = shuffleAlgorithm.Shuffle(items);
return(shuffledItems);
}
protected Shuffler()
{
_defaultAlgorithm = new FisherYatesAlgorithm();
}
public virtual IEnumerable <T> Shuffle <T>(IEnumerable <T> collection, IShuffleAlgorithm algorithm)
{
return(algorithm.Shuffle(collection));
}
protected Shuffler(IShuffleAlgorithm algorithm)
{
_defaultAlgorithm = algorithm;
}
public DefaultShuffler(IShuffleAlgorithm algorithm) : base(algorithm)
{
}