استفسار عن Xna Multi Scenes

 

using System;

using System.[color= #202020;]Collections.[color= #202020;]Generic;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Audio;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Content;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]GamerServices;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Graphics;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Input;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Net;

using Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Storage;

 

namespace Smile

[color= #009900;]{

 

    public class Game1 [color= #339933;]: Microsoft.[color= #202020;]Xna.[color= #202020;]Framework.[color= #202020;]Game

    [color= #009900;]{

        public [color= #000000; font-weight: bold;]enum GameState

        [color= #009900;]{

            MainMenu,

            Loading,

            Playing,

            Paused

        [color= #009900;]};

 

        GraphicsDeviceManager graphics;

        SpriteBatch spriteBatch;

        GameState gmSt;

 

 

        public Game1[color= #009900;]([color= #009900;])

        [color= #009900;]{

            graphics [color= #339933;]= new GraphicsDeviceManager[color= #009900;](this[color= #009900;]);

            Content.[color= #202020;]RootDirectory [color= #339933;]= [color= #ff0000;]"Content";

        [color= #009900;]}

        protected override [color= #993333;]void Initialize[color= #009900;]([color= #009900;])

        [color= #009900;]{

            base.[color= #202020;]Initialize[color= #009900;]([color= #009900;]);

        [color= #009900;]}

 

        protected override [color= #993333;]void LoadContent[color= #009900;]([color= #009900;])

        [color= #009900;]{

            spriteBatch [color= #339933;]= new SpriteBatch[color= #009900;](GraphicsDevice[color= #009900;]);

            gmSt [color= #339933;]= GameState.[color= #202020;]MainMenu;

 

        [color= #009900;]}

 

        protected override [color= #993333;]void UnloadContent[color= #009900;]([color= #009900;])

        [color= #009900;]{

        [color= #009900;]}

 

        protected override [color= #993333;]void Update[color= #009900;](GameTime gameTime[color= #009900;])

        [color= #009900;]{

            [color= #b1b100;]if [color= #009900;](GamePad.[color= #202020;]GetState[color= #009900;](PlayerIndex.[color= #202020;]One[color= #009900;]).[color= #202020;]Buttons.[color= #202020;]Back [color= #339933;]== ButtonState.[color= #202020;]Pressed[color= #009900;])

                this.[color= #202020;]Exit[color= #009900;]([color= #009900;]);

 

            [color= #b1b100;]switch [color= #009900;](gmSt[color= #009900;])

            [color= #009900;]{

                [color= #b1b100;]case GameState.[color= #202020;]Loading[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// the Game Loading Code

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

                [color= #b1b100;]case GameState.[color= #202020;]MainMenu[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// the Main Menu Code

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

 

                [color= #b1b100;]case GameState.[color= #202020;]Paused[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// the Game Paused Code

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

 

                [color= #b1b100;]case GameState.[color= #202020;]Playing[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// the Main Game Playing code and logic Code

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

            [color= #009900;]}

 

            base.[color= #202020;]Update[color= #009900;](gameTime[color= #009900;]);

        [color= #009900;]}

        protected override [color= #993333;]void Draw[color= #009900;](GameTime gameTime[color= #009900;])

        [color= #009900;]{

            graphics.[color= #202020;]GraphicsDevice.[color= #202020;]Clear[color= #009900;](Color.[color= #202020;]CornflowerBlue[color= #009900;]);

 

            [color= #b1b100;]switch [color= #009900;](gmSt[color= #009900;])

            [color= #009900;]{

                [color= #b1b100;]case GameState.[color= #202020;]Loading[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// Draw the Game Loading Bar

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

                [color= #b1b100;]case GameState.[color= #202020;]MainMenu[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// Draw Main Menu

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

 

                [color= #b1b100;]case GameState.[color= #202020;]Paused[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// Draw Game Paused Screen

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

 

                [color= #b1b100;]case GameState.[color= #202020;]Playing[color= #339933;]:

                    [color= #009900;]{

                        [color= #666666; font-style: italic;]// Draw the game scene

                        [color= #000000; font-weight: bold;]break;

                    [color= #009900;]}

            [color= #009900;]}

 

 

            base.[color= #202020;]Draw[color= #009900;](gameTime[color= #009900;]);

        [color= #009900;]}

    [color= #009900;]}

[color= #009900;]}