public class Game extends SurfaceView {
     
   /////////PLAYER//////////////
   private Bitmap player_front_left;
   private int playerX = 200;
   private int playerY = 351;
   private int xSpeed = 5;
   private boolean moveLeft = false;
   private boolean moveRight = false;
   /////////CONTROL////////////
   private float touchX;
   private float touchY;
     
   private Bitmap arrow_up;
   private int arrow_upX = 710;
   private int arrow_upY = 250;
     
   private Bitmap arrow_left;
   private int arrow_leftX = 10;
   private int arrow_leftY = 250;
     
   private Bitmap arrow_right;
   private int arrow_rightX = 100;
   private int arrow_rightY = 250;
     
   /////////BLOCKS/////////////
   private Bitmap grass;
   ////////////////////////////
      private SurfaceHolder holder;
      private GameLoopThread gameLoopThread;
        
        
      public boolean onTouchEvent(MotionEvent event){
       if(event.getAction()==MotionEvent.ACTION_DOWN || event.getAction()==MotionEvent.ACTION_MOVE){   
          if(event.getX() == arrow_leftX){
           gameLoopThread.setRunning(false);
          }
          else if(event.getX() == arrow_leftX){
           playerX = playerX - xSpeed;
          }
          else if(event.getX() == arrow_rightX){
           gameLoopThread.setRunning(false);
          }
          else if(event.getX() == arrow_rightX){
           playerX = playerX + xSpeed;
          }
       }
    return super.onTouchEvent(event);
      }
        
      public Game(Context context) {
            super(context);
            gameLoopThread = new GameLoopThread(this);
            holder = getHolder();
            holder.addCallback(new SurfaceHolder.Callback() {

                   public void surfaceDestroyed(SurfaceHolder holder) {
                      boolean retry = true;
                         gameLoopThread.setRunning(false);
                         while (retry) {
                     try {
                     gameLoopThread.join();
                     retry = false;
                     } catch (InterruptedException e) {}
                         }
                   }

                   public void surfaceCreated(SurfaceHolder holder) {
                          Canvas canvas = holder.lockCanvas(null);
                          onDraw(canvas);
                          holder.unlockCanvasAndPost(canvas);
                          gameLoopThread.setRunning(true);
                          gameLoopThread.start();
                   }

                   public void surfaceChanged(SurfaceHolder holder, int format,
                     int width, int height) {
                   }
            });
            player_front_left = BitmapFactory.decodeResource(getResources(), R.drawable.player_front_left);
            grass = BitmapFactory.decodeResource(getResources(), R.drawable.grass);
            arrow_left = BitmapFactory.decodeResource(getResources(), R.drawable.arrow_left);
            arrow_right = BitmapFactory.decodeResource(getResources(), R.drawable.arrow_right);
            arrow_up = BitmapFactory.decodeResource(getResources(), R.drawable.arrow_up);
      }

      protected void onDraw(Canvas canvas) {
            canvas.drawColor(Color.CYAN);
            canvas.drawBitmap(arrow_left, arrow_leftX, arrow_leftY, null);
            canvas.drawBitmap(arrow_right, arrow_rightX, arrow_rightY, null);
            canvas.drawBitmap(arrow_up, arrow_upX, arrow_upY, null);
            canvas.drawBitmap(grass, 0, 410, null);
            canvas.drawBitmap(grass, 50, 410, null);
            canvas.drawBitmap(grass, 100, 410, null);
            canvas.drawBitmap(grass, 150, 410, null);
            canvas.drawBitmap(grass, 200, 410, null);
            canvas.drawBitmap(grass, 250, 410, null);
            canvas.drawBitmap(grass, 300, 410, null);
            canvas.drawBitmap(grass, 350, 410, null);
            canvas.drawBitmap(grass, 400, 410, null);
            canvas.drawBitmap(grass, 450, 410, null);
            canvas.drawBitmap(grass, 500, 410, null);
            canvas.drawBitmap(grass, 550, 410, null);
            canvas.drawBitmap(grass, 600, 410, null);
            canvas.drawBitmap(grass, 650, 410, null);
            canvas.drawBitmap(grass, 700, 410, null);
            canvas.drawBitmap(grass, 750, 410, null);            
            canvas.drawBitmap(player_front_left, playerX, playerY, null);
      }
}