private void OnTimedEvent(object source, ElapsedEventArgs e)
        {
            /*This event is raised at every interval of the game speed.*/

            if (currentPiece.GetType() == typeof(I_Piece))
            {
                (currentPiece as I_Piece).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }
            else if (currentPiece.GetType() == typeof(L_Piece))
            {
                (currentPiece as L_Piece).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }
            else if (currentPiece.GetType() == typeof(T_Piece))
            {
                (currentPiece as T_Piece).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }
            else if (currentPiece.GetType() == typeof(Cube_Piece))
            {
                (currentPiece as Cube_Piece).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }
            else if (currentPiece.GetType() == typeof(Z_Piece))
            {
                (currentPiece as Z_Piece).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }
            else if (currentPiece.GetType() == typeof(reverseZ_Block))
            {
                (currentPiece as reverseZ_Block).moveDown();
                lblScore.Text = Convert.ToString(SCORE);
            }

            GameBoard.Invoke(new MethodInvoker(delegate
            {
                GameBoard.Refresh();
            }));
            nextPeiceBox.Invoke(new MethodInvoker(delegate
            {
                nextPeiceBox.Refresh();
            }));
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            /*
             * This function goes off every 1 second and updates the display clock.
             * Every 20 seconds the score goes up by one.
             */

            //If the game has started
            if (GAMEON)
            {
                //Add a second to the display clock
                timeSeconds++;

                //One minute has passed
                if (timeSeconds >= 60)
                {
                    timeMinutes++;
                    timeSeconds = 0;
                }
                //Level up every 20 seconds
                if (timeSeconds % 20 == 0)
                {
                    LEVEL++;
                    lblLevel.Text = Convert.ToString(LEVEL);
                }
            }
            //Update the display clock every 30 seconds
            DrawTime();
        }

        private void DrawTime()
        {
            //Format the output of the display clock
            lblSeconds.Text = String.Format("{0:00}", timeSeconds);
            lblMinutes.Text = String.Format("{0:00}", timeMinutes);
        }
    }
    // The extension parent
    public static class GraphicsExtensions
    {
        /* This code contains wrapper functions for most drawn shapes for most used shapes.*/

        public static void DrawBlueCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color lightBlue = System.Drawing.ColorTranslator.FromHtml("#87EBE5");
            SolidBrush blueBrush = new SolidBrush(lightBlue);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(blueBrush, rect);
        }
        public static void DrawOrangeCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color lightOrange = System.Drawing.ColorTranslator.FromHtml("#E8B276");
            SolidBrush orangeBrush = new SolidBrush(lightOrange);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(orangeBrush, rect);
        }
        public static void DrawPurpleCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color lightPurple = System.Drawing.ColorTranslator.FromHtml("#DF8FFF");
            SolidBrush purpleBrush = new SolidBrush(lightPurple);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(purpleBrush, rect);
        }
        public static void DrawGreenCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color green = System.Drawing.ColorTranslator.FromHtml("#7FFF00");
            SolidBrush greenBrush = new SolidBrush(green);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(greenBrush, rect);
        }
        public static void DrawPinkCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color pink = System.Drawing.ColorTranslator.FromHtml("#FFC0CB");
            SolidBrush pinkBrush = new SolidBrush(pink);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(pinkBrush, rect);
        }
        public static void DrawRedCube(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);
            Color red = System.Drawing.ColorTranslator.FromHtml("#BA1C2E");
            SolidBrush redBrush = new SolidBrush(red);
            Rectangle rect = new Rectangle(topLeft, size);

            g.FillRectangle(redBrush, rect);
        }
        public static void DrawBoarder(this Graphics g, Pen pen, Point topLeft)
        {
            Size size = new Size(30, 30);

            Rectangle boarder = new Rectangle(topLeft, size);

            g.DrawRectangle(pen, boarder);
        }
    }