private Tile2048[,] rotateBoard(Tile2048[,] board, int amount)
{
Tile2048[,] rotBoard = copyBoard(board);
for (int i = 0; i < amount; i++)
{
Tile2048[,] tempBoard = new Tile2048[4, 4];
iterateOverBoardFromRight((int x, int y) => tempBoard [y, 3 - x] = rotBoard [x, y]);
rotBoard = copyBoard(tempBoard);
}
return(rotBoard);
}
public void findMergeTargets(int[] pos, Tile2048[,] board)
{
hasMerged = false;
if (pos [0] + 1 >= 4)
{
return;
}
if (board[pos[0] + 1, pos[1]].canMerge(currentScore))
{
hasMerged = true;
mergeTarget = board [pos [0] + 1, pos [1]];
}
}
private void slideBricks(int dir)
{
Tile2048[,] rotatedBoard = rotateBoard(vizGrid, dir);
iterateOverBoardFromRight((int x, int y) => {
if (rotatedBoard [x, y] != null)
{
Tile2048 temp = rotatedBoard [x, y];
int[] targetPos = temp.calcNewPos(new int[] { x, y }, rotatedBoard);
rotatedBoard[x, y] = null;
rotatedBoard [targetPos [0], targetPos [1]] = temp;
}
});
rotatedBoard = rotateBoard(rotatedBoard, 4 - dir);
vizGrid = copyBoard(rotatedBoard);
//Slide all bricks
iterateOverBoard((int x, int y) => { if (vizGrid [x, y] != null)
{
vizGrid [x, y].startSlide(gridPos [x, y], new int[] { x, y });
}
});
}
private Tile2048[,] copyBoard(Tile2048[,] a)
{
Tile2048[,] tempboard = new Tile2048[4, 4];
iterateOverBoard((int x, int y) => tempboard[x, y] = a[x, y]);
return(tempboard);
}