Exemplo n.º 1
0
        // Return true if the game is still going
        // Return false if the game ends
        public bool AdvanceTime()
        {
            if (game_end)
            {
                return(false);
            }
            Tetromino f = this.minos.First();

            f.AdvanceTime(this.fast ? this.level * 2 : this.level);
            bool going = true;

            // check bottom of f
            bool touch = false;

            foreach (int i in f.GetColumns())
            {
                int b    = f.GetBottom(i);
                int bott = b / this.scale;
                if (bott == 20 || this.grid[i, bott].Color != System.Drawing.Color.FromArgb(128, 255, 255, 255))
                {
                    touch = true;
                    break;
                }
            }
            if (touch)
            {
                // fill squares if the bottom of the piece now touches another piece/the bottom
                List <int> rows = new List <int>();
                foreach (System.Drawing.Rectangle r in f.GetRectangles(0, 0))
                {
                    int x = r.X / this.scale;
                    int y = r.Y / this.scale;
                    if (x >= 0 && x < 10 && y >= 0 && y < 20)
                    {
                        this.grid[x, y].Color = f.Color;
                        rows.Add(y);
                    }
                    if (y < 0)
                    {
                        // game ends if y < 0
                        going = false;
                        GridBlock tmp = new GridBlock(r.X, r.Y - (r.Y % this.scale));
                        tmp.Color = f.Color;
                        this.overflow.Add(tmp);
                    }
                }
                this.ClearLines(rows);
                if (going)
                {
                    this.minos.RemoveFirst();
                    this.minos.AddLast(new Tetromino(scale));
                    this.minos.First().SetStart(this.scale * 4, -3 * this.scale);

                    // validate that the new piece doesn't cause a game over
                    foreach (System.Drawing.Rectangle r in this.minos.First().GetRectangles(0, 0))
                    {
                        int x = r.X / this.scale;
                        int y = r.Y / this.scale;
                        if (x >= 0 && x < 10 && y >= 0 && y < 20)
                        {
                            // if a piece already occupies where the new block ends up, the game is over
                            going &= (this.grid[x, y].Color == System.Drawing.Color.FromArgb(128, 255, 255, 255));
                        }
                    }

                    if (!going)
                    {
                        f = this.minos.First();
                        foreach (System.Drawing.Rectangle r in this.minos.First().GetRectangles(0, 0))
                        {
                            int x = r.X / this.scale;
                            int y = r.Y / this.scale;
                            if (x >= 0 && x < 10 && y >= 0 && y < 20)
                            {
                                // if a piece already occupies where the new block ends up, the game is over
                                this.grid[x, y].Color = f.Color;
                            }
                            else
                            {
                                GridBlock tmp = new GridBlock(r.X, r.Y - (r.Y % this.scale));
                                tmp.Color = f.Color;
                                this.overflow.Add(tmp);
                            }
                        }
                    }
                }
            }
            this.game_end = !going;
            return(going);
        }
Exemplo n.º 2
0
        // instant drop
        // Returns true if the game continues, false if the game ends
        public bool DeadDrop()
        {
            if (this.game_end)
            {
                return(false);
            }
            Tetromino f        = this.minos.First();
            bool      no_touch = true; // the bottom does not touch any blocks

            while (no_touch)
            {
                // keep going until the block hits the floor
                f.AdvanceTime(this.scale);
                foreach (int i in f.GetColumns())
                {
                    int b    = f.GetBottom(i);
                    int bott = b / this.scale;
                    no_touch &= bott != 20 && this.grid[i, bott].Color == System.Drawing.Color.FromArgb(128, 255, 255, 255);
                }
            }
            bool       going = true;
            List <int> rows  = new List <int>();

            foreach (System.Drawing.Rectangle r in f.GetRectangles(0, 0))
            {
                // fill in the grid
                int x = r.X / this.scale;
                int y = r.Y / this.scale;
                if (x >= 0 && x < 10 && y >= 0 && y < 20)
                {
                    this.grid[x, y].Color = f.Color;
                    rows.Add(y);
                }
                if (y < 0)
                {
                    going = false;
                    GridBlock tmp = new GridBlock(r.X, r.Y - (r.Y % this.scale));
                    tmp.Color = f.Color;
                    this.overflow.Add(tmp);
                }
            }
            this.ClearLines(rows);
            if (going)
            {
                this.minos.RemoveFirst();
                this.minos.AddLast(new Tetromino(scale));
                this.minos.First().SetStart(this.scale * 4, -3 * this.scale);

                // validate that the new piece doesn't cause a game over
                foreach (System.Drawing.Rectangle r in this.minos.First().GetRectangles(0, 0))
                {
                    int x = r.X / this.scale;
                    int y = r.Y / this.scale;
                    if (x >= 0 && x < 10 && y >= 0 && y < 20)
                    {
                        // if a piece already occupies where the new block ends up, the game is over
                        going &= (this.grid[x, y].Color == System.Drawing.Color.FromArgb(128, 255, 255, 255));
                    }
                }

                if (!going)
                {
                    f = this.minos.First();
                    foreach (System.Drawing.Rectangle r in this.minos.First().GetRectangles(0, 0))
                    {
                        int x = r.X / this.scale;
                        int y = r.Y / this.scale;
                        if (x >= 0 && x < 10 && y >= 0 && y < 20)
                        {
                            // if a piece already occupies where the new block ends up, the game is over
                            this.grid[x, y].Color = f.Color;
                        }
                        else
                        {
                            GridBlock tmp = new GridBlock(r.X, r.Y - (r.Y % this.scale));
                            tmp.Color = f.Color;
                            this.overflow.Add(tmp);
                        }
                    }
                }
            }

            this.game_end = !going;
            return(going);
        }