public NumericArrayModel(int size, NumericArrayStatus status)
{
Random rnd;
switch (status)
{
case NumericArrayStatus.Random:
rnd = new Random();
_array = Enumerable.Range(1, size).OrderBy(r => rnd.Next()).ToArray();
break;
case NumericArrayStatus.FewUnique:
_array = new int[size];
int splitCount = 4;
float term = size / (float)splitCount;
for (int i = 1; i <= size; i++)
{
_array[i - 1] = (int)(Math.Ceiling(i / term) * term);
}
rnd = new Random();
_array = _array.OrderBy(r => rnd.Next()).ToArray();
break;
case NumericArrayStatus.Reversed:
_array = Enumerable.Range(1, size).Reverse().ToArray();
break;
case NumericArrayStatus.AlmostSorted:
rnd = new Random();
int rndIndex = rnd.Next(1, size);
_array = Enumerable.Range(1, size).OrderBy(r => rndIndex == r ? rnd.Next(1, size) + 0.5 : r).ToArray();
break;
case NumericArrayStatus.Sorted:
default:
_array = Enumerable.Range(1, size).ToArray();
break;
}
}
public ArrayStatusEntry(string name, NumericArrayStatus status)
{
Name = name;
Status = status;
}
