コード例 #1
0
        internal bool intersects(Tile t, Game2048 game)
        {
            if (position == GridPosition)
            {
                if (moveX != 0)
                {
                    return(t.GridPosition == new Vector2(GridPosition.X - moveX, GridPosition.Y));
                }
                if (moveY != 0)
                {
                    return(t.GridPosition == new Vector2(GridPosition.X, GridPosition.Y - moveY));
                }
            }
            else
            {
                if ((moveX != 0 && t.GridPosition.Y == GridPosition.Y))
                {
                    return(Math.Abs(GetCenter(game).X - t.GetCenter(game).X) <= game.drawTileSize + game.drawMarginSize * 2);
                }

                if ((moveY != 0 && t.GridPosition.X == GridPosition.X))
                {
                    return(Math.Abs(GetCenter(game).Y - t.GetCenter(game).Y) <= game.drawTileSize + game.drawMarginSize * 2);
                }
            }
            return(false);
        }
コード例 #2
0
        internal bool Move(Game2048 game)
        {
            isMoving = false;

            if (checkMerger(game))
            {
                return(false);
            }

            if (moveX == 0 && moveY == 0)
            {
                return(false);
            }

            Vector2   nextPosition = new Vector2(position.X + moveX, position.Y + moveY);
            Rectangle nextBox      = game.getTileSquare(new Vector2(nextPosition.X, nextPosition.Y));


            if (moveX == 0 && moveY == 0)
            {
                return(false);
            }

            bool inBounds = nextBox.X - game.drawMarginSize >= game.drawPosition.X && nextBox.Y - game.drawMarginSize >= game.drawPosition.Y && nextBox.X + nextBox.Width + game.drawMarginSize <= game.drawBoardSize + game.drawPosition.X && nextBox.Y + nextBox.Height + game.drawMarginSize <= game.drawBoardSize + game.drawPosition.Y;

            if (!inBounds)
            {
                snapToGrid();
                return(false);
            }

            Vector2 next = new Vector2(GridPosition.X + (moveX < 0 ? -1 : moveX > 0 ? 1 : 0), GridPosition.Y + (moveY < 0 ? -1 : moveY > 0 ? 1 : 0));

            Tile collision = game.Tiles.Find(t => t != this && t.value > 0 && (t.value != value || hasmerged || t.hasmerged) && t.position == t.GridPosition && t.GridPosition == next && getDistance(t.GetCenter(game), GetCenter(game)) <= (t.value == value ? getDistance(t.GetGridCenter(game), GetGridCenter(game)) : getDistance(t.GetGridCenter(game), GetGridCenter(game))));

            if (collision is Tile)
            {
                snapToGrid();
                return(false);
            }



            isMoving = true;
            position = nextPosition;

            return(true);
        }
コード例 #3
0
        internal bool checkMerger(Game2048 game)
        {
            if (hasmerged)
            {
                return(false);
            }

            Tile merge = game.Tiles.Find(t => t != this && t.value == value && getDistance(t.GetCenter(game), GetCenter(game)) < game.drawMarginSize);

            if (merge is Tile tile && !tile.hasmerged)
            {
                value          = 0;
                game.score    += tile.nextValue();
                tile.hasmerged = true;
                return(false);
            }

            return(false);
        }
コード例 #4
0
 internal Point GetGridCenter(Game2048 game)
 {
     return(game.getTileSquare(GridPosition).Center);
 }