1: public class AnimatedSprite

   2:   {

   3:       Point _frameSize;

   4:       int _currentFrame;

   5:       private readonly int _frame = 4;

   6:       private readonly Texture2D _sprite;

   7:       public AnimatedSprite(Texture2D texture, int frame)

   8:       {

   9:           _frameSize = new Point(texture.Width/frame, texture.Height);

  10:           _frame = frame;

  11:           _sprite = texture;

  12:       }        

  13:       

  14:       public void Update()

  15:       {

  16:           _currentFrame = (_currentFrame + 1) % _frame;

  17:       }

  18:  

  19:       public void Draw(SpriteBatch spriteBatch)

  20:       {

  21:           spriteBatch.Draw(

  22:               _sprite,

  23:               Vector2.Zero,

  24:               new Rectangle(_currentFrame*_frameSize.X, 0,

  25:                             _frameSize.X, _frameSize.Y

  26:                   ),

  27:               Color.White, 0,

  28:               Vector2.Zero, 1,

  29:               SpriteEffects.None, 0

  30:               );

  31:  

  32:       }

  33:   }

   1: private AnimatedSprite Player { get; set; }

   2:  

   3:         protected override void LoadContent()

   4:         {

   5:             _spriteBatch = new SpriteBatch(GraphicsDevice);

   6:             Player = new AnimatedSprite(

   7:         Content.Load<Texture2D>("Roles\\Ningke\\stand")

   8:         , 4);

   9:             TargetElapsedTime = new TimeSpan(0, 0, 0, 0, 125); 

  10:             

  11:         }

  12:  

  13: protected override void Update(GameTime gameTime)

  14:         {

  15:             if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)

  16:                 this.Exit();

  17:             KeyboardTemplate(_graphics.ToggleFullScreen, Keys.Enter, Keys.RightAlt);

  18:             KeyboardTemplate(this.Exit, Keys.F4, Keys.LeftControl);

  19:             Player.Update();

  20:             base.Update(gameTime);

  21:         }

  22: protected override void Draw(GameTime gameTime)

  23:         {

  24:             GraphicsDevice.Clear(Color.CornflowerBlue);

  25:             _spriteBatch.Begin();

  26:             Player.Draw(_spriteBatch);

  27:             _spriteBatch.End();

  28:             base.Draw(gameTime);

  29:         }