public MWMarioDiningTable()
        {
            //Dining Table
            SwinGame.LoadBitmapNamed("diningTable.png", "diningTable.png");
            _mariodiningTable = SwinGame.CreateSprite(SwinGame.BitmapNamed("diningTable.png"));
            //

            //initialize a food sprite without image
            _mariofood = SwinGame.CreateSprite(SwinGame.BitmapNamed(""));

            //get a new customer
            _mariocustomer = MWMarioCustomerGenerator.NewMarioCustomer();

            //initialize Timer and start it for the first customer, set ticks to 0 and set the state of customer as waiting
            _mariogameTime = SwinGame.CreateTimer();
            SwinGame.StartTimer(_mariogameTime);
            _marioticks   = 0;
            _mariowaiting = true;
            //

            //initiate a new red status bar
            _mariostatusBar = new MWStatusBar("emptyThick.png");
            _mariostatusBar.SetFillingImage("redThick.png");
            //
        }
 public void ProcessEvent()
 {
     if (_mariowaiting)
     {
         //keep add time and increase the bar if the customer is waiting
         if (SwinGame.TimerTicks(_mariogameTime) > 700)
         {
             _marioticks = _marioticks + 1;
             SwinGame.ResetTimer(_mariogameTime);
         }
         //old customer rage and leave if the bar reach full. Decrease 0.5 heart life and get a new customer.
         if (_marioticks >= 42)
         {
             _mariocustomer = MWMarioCustomerGenerator.NewMarioCustomer();
             _mariocustomer.SetX(_mariodiningTable.X + 20);
             _mariocustomer.SetY(_mariodiningTable.Y - 40);
             _marioticks = 0;
             _mariosideBar.DecreaseGameLife();
         }
     }
     else
     {
         //reduce the bar when the customer is eating. Clear the table and get a new customer when the bar reach empty. Then set the waiting to be true.
         if (SwinGame.TimerTicks(_mariogameTime) > 150)
         {
             _marioticks = _marioticks - 1;
             SwinGame.ResetTimer(_mariogameTime);
         }
         if (_marioticks < 0)
         {
             MarioSetFood("");
             _mariocustomer = MWMarioCustomerGenerator.NewMarioCustomer();
             _mariocustomer.SetX(_mariodiningTable.X + 20);
             _mariocustomer.SetY(_mariodiningTable.Y - 40);
             _mariowaiting = true;
         }
     }
 }