internal ReverseEnumerator(OrderedHashSet <T> set, int startIndex)
{
m_set = set;
m_index = startIndex;
m_version = set.m_version;
m_current = default(T);
}
internal ICollection <DominoTileEntity> Create(short engineValue)
{
var tiles = new OrderedHashSet <DominoTileEntity>();
ushort secondValueStart = 0;
for (ushort firstIndex = 0; firstIndex <= 12; firstIndex++)
{
for (ushort secondIndex = secondValueStart; secondIndex <= 12; secondIndex++)
{
tiles.Add(new DominoTileEntity(firstIndex, secondIndex, firstIndex == secondIndex && firstIndex == engineValue));
}
secondValueStart++;
}
Random randomizer = new Random();
var randomizedTiles = new DominoTileEntity[tiles.Count()];
tiles.CopyTo(randomizedTiles);
var n = randomizedTiles.Count();
while (n > 1)
{
n--;
var k = randomizer.Next(n + 1);
var value = randomizedTiles[k];
randomizedTiles[k] = randomizedTiles[n];
randomizedTiles[n] = value;
}
return(new OrderedHashSet <DominoTileEntity>(randomizedTiles));
}
internal ReverseEnumerator(OrderedHashSet <T> set)
: this(set, set.m_lastOrderIndex)
{
}
internal Enumerator(OrderedHashSet <T> set)
: this(set, set.m_firstOrderIndex)
{
}
public ReverseRange(OrderedHashSet <T> set, T startingItem)
{
m_set = set;
m_startingItem = startingItem;
}
public ReverseReader(OrderedHashSet <T> set)
{
this.m_set = set;
}