WALK.cs

using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;
using Microsoft.Xna.Framework.Net;
using Microsoft.Xna.Framework.Storage;

namespace WinXNATest2
{
    public class Entity
    {
        public Entity() { _animationstep = 0; }

        public List<Texture2D> RightFace;
        public List<Texture2D> LeftFace;
        public List<Texture2D> Front;
        public List<Texture2D> Back;
        public Vector2 position;

        private int _animationstep;
        public int animationstep
        {
            get { return _animationstep; }
            set
            {
                if (_animationstep > 0)
                {
                    _animationstep = 0;
                } else {
                    _animationstep++;
                }
            }
        }
    }

    public class GameState
    {
        public GameState() { Entities = new List<Entity>(1); }
        public List<Entity> Entities;
    }

    /// <summary>
    /// This is the main type for your game
    /// </summary>
    public class Game1 : Microsoft.Xna.Framework.Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
        GameState state;


        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";
            this.IsFixedTimeStep = true;
            this.TargetElapsedTime = new TimeSpan(5000000);
        }

        /// <summary>
        /// Allows the game to perform any initialization it needs to before starting to run.
        /// This is where it can query for any required services and load any non-graphic
        /// related content.  Calling base.Initialize will enumerate through any components
        /// and initialize them as well.
        /// </summary>
        protected override void Initialize()
        {
            // TODO: Add your initialization logic here

            state = new GameState();

            base.Initialize();
        }

        /// <summary>
        /// LoadContent will be called once per game and is the place to load
        /// all of your content.
        /// </summary>
        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            // TODO: use this.Content to load your game content here

            Entity E = new Entity();
            E.Back = new List<Texture2D>(2);
            E.Back.Add(Content.Load<Texture2D>(@"Characters/zph1_bk1"));
            E.Back.Add(Content.Load<Texture2D>(@"Characters/zph1_bk2"));
            E.Front = new List<Texture2D>(2);
            E.Front.Add(Content.Load<Texture2D>(@"Characters/zph1_fr1"));
            E.Front.Add(Content.Load<Texture2D>(@"Characters/zph1_fr2"));
            E.RightFace = new List<Texture2D>(2);
            E.RightFace.Add(Content.Load<Texture2D>(@"Characters/zph1_rt1"));
            E.RightFace.Add(Content.Load<Texture2D>(@"Characters/zph1_rt2"));
            E.LeftFace = new List<Texture2D>(2);
            E.LeftFace.Add(Content.Load<Texture2D>(@"Characters/zph1_lf1"));
            E.LeftFace.Add(Content.Load<Texture2D>(@"Characters/zph1_lf2"));
            E.position = new Vector2(30.0f, 30.0f);

            state.Entities.Add(E);

        }

        /// <summary>
        /// UnloadContent will be called once per game and is the place to unload
        /// all content.
        /// </summary>
        protected override void UnloadContent()
        {
            // TODO: Unload any non ContentManager content here
        }

        /// <summary>
        /// Allows the game to run logic such as updating the world,
        /// checking for collisions, gathering input, and playing audio.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Update(GameTime gameTime)
        {
            // Allows the game to exit
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
                this.Exit();

            // TODO: Add your update logic here

            base.Update(gameTime);
        }

        /// <summary>
        /// This is called when the game should draw itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Draw(GameTime gameTime)
        {

            GraphicsDevice.Clear(Color.White);
            spriteBatch.Begin();
            // TODO: Add your drawing code here

            foreach (Entity e in state.Entities)
            {
                e.animationstep++;
                spriteBatch.Draw(e.Front[e.animationstep], e.position, Color.White);
            }

            spriteBatch.End();
            base.Draw(gameTime);
        }
    }
}