/// <summary>
/// Finds sum of elements of the row.
/// </summary>
/// <param name="_">Only type of this discard is important for choosing the method.</param>
/// <param name="row">Row of matrix.</param>
/// <returns></returns>
public static int CalculateValue(ComparerRowSum _, int[] row)
{
var value = 0;
for (var i = 0; i < row.Length; i++)
{
value += row[i];
}
return(value);
}
/// <summary>
/// Sorts the rows of the matrix.
/// </summary>
/// <param name="matrix">Matrix to sort.</param>
/// <param name="sortBy">Sorting criterion./></param>
/// <returns></returns>
public int[,] Sort(int[,] matrix, SortCriteria sortBy)
{
// convert matrix to List of rows.
this.matrixAsList = generateMatrixAsList(matrix);
// choose comparer method
IComparer <int[]> comparer = null;
switch (sortBy)
{
case SortCriteria.RowSum:
comparer = new ComparerRowSum();
break;
case SortCriteria.RowSumReverse:
comparer = new ComparerRowSumReverse();
break;
case SortCriteria.RowMax:
comparer = new ComparerRowMax();
break;
case SortCriteria.RowMaxReverse:
comparer = new ComparerRowMaxReverse();
break;
case SortCriteria.RowMin:
comparer = new ComparerRowMin();
break;
case SortCriteria.RowMinReverse:
comparer = new ComparerRowMinReverse();
break;
default:
break;
}
// apply List<T>.Sort method.
this.matrixAsList.Sort(comparer);
// convert List of rows back to matrix.
return(generateMatrixAsArray(matrixAsList));
}
/// <summary>
/// Finds sum of elements of the row.
/// </summary>
/// <param name="_">Only type of this discard is important for choosing the method.</param>
/// <param name="row">Row of matrix.</param>
/// <returns></returns>
/// <remarks>Actually calls the other method as the function is the same.</remarks>
public static int CalculateValue(ComparerRowSumReverse _, int[] row)
{
ComparerRowSum dummy = null;
return(CalculateValue(dummy, row));
}