public void TestNextRevertion()
{
DirectionVector direction = new DirectionVector();
for (int i = 0; i < DirectionVector.DirectionsCount; i++)
{
direction.Next();
}
Assert.AreEqual(direction.Dx == 1 && direction.Dy == 1, true, "Direction Next doesn't reverts correctly!");
}
static bool CalculateNextDirectionIfPossible( int[,] arr, Position position , DirectionVector currentDirection)
{
int nextX;
int nextY;
int arraySize = arr.GetLength(0);
for (int i = 0; i < DirectionVector.DirectionsCount; i++)
{
nextX = position.X + currentDirection.Dx;
nextY = position.Y + currentDirection.Dy;
if (IsInRange(arraySize, nextX, nextY) && arr[nextX, nextY] == 0)
{
return true;
}
currentDirection.Next();
}
return false;
}
static bool CalculateNextDirectionIfPossible(int[,] arr, Position position, DirectionVector currentDirection)
{
int nextX;
int nextY;
int arraySize = arr.GetLength(0);
for (int i = 0; i < DirectionVector.DirectionsCount; i++)
{
nextX = position.X + currentDirection.Dx;
nextY = position.Y + currentDirection.Dy;
if (IsInRange(arraySize, nextX, nextY) && arr[nextX, nextY] == 0)
{
return(true);
}
currentDirection.Next();
}
return(false);
}
public static int[,] CalculateMatrix(int arraySize)
{
int[,] matrix = new int[arraySize, arraySize];
int maxValue = arraySize * arraySize;
Position position = new Position();
DirectionVector direction = new DirectionVector();
for (int value = 1; value <= maxValue; value++)
{
matrix[position.X, position.Y] = value;
if (CalculateNextDirectionIfPossible(matrix, position, direction))
{
position.X += direction.Dx;
position.Y += direction.Dy;
}
else
{
FindCellToStartFrom(matrix, position);
direction.Reset();
}
}
return matrix;
}
public static int[,] CalculateMatrix(int arraySize)
{
int[,] matrix = new int[arraySize, arraySize];
int maxValue = arraySize * arraySize;
Position position = new Position();
DirectionVector direction = new DirectionVector();
for (int value = 1; value <= maxValue; value++)
{
matrix[position.X, position.Y] = value;
if (CalculateNextDirectionIfPossible(matrix, position, direction))
{
position.X += direction.Dx;
position.Y += direction.Dy;
}
else
{
FindCellToStartFrom(matrix, position);
direction.Reset();
}
}
return(matrix);
}
public void TestNext()
{
DirectionVector direction = new DirectionVector();
direction.Next();
Assert.AreEqual(direction.Dx == 1 && direction.Dy == 0, true, "Direction Next doesn't work correctly!");
}
public void TestInitialization()
{
DirectionVector direction = new DirectionVector();
Assert.AreEqual(direction.Dx == 1 && direction.Dy == 1, true, "Direction Reset() doesn't work correctly!");
}
