Dogcows Code - chaz/carfire/blob - Project06/lobbyTest/lobbyTest/Game1.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq;
   4 using Microsoft.Xna.Framework;
   5 using Microsoft.Xna.Framework.Audio;
   6 using Microsoft.Xna.Framework.Content;
   7 using Microsoft.Xna.Framework.GamerServices;
   8 using Microsoft.Xna.Framework.Graphics;
   9 using Microsoft.Xna.Framework.Input;
  10 using Microsoft.Xna.Framework.Media;
  11 using Microsoft.Xna.Framework.Net;
  12 using Microsoft.Xna.Framework.Storage;
  13
  14 namespace lobbyTest
  15 {
  16     /// <summary>
  17     /// This is the main type for your game
  18     /// </summary>
  19     public class Game1 : Microsoft.Xna.Framework.Game
  20     {
  21         GraphicsDeviceManager graphics;
  22         SpriteBatch spriteBatch;
  23
  24         Texture2D background;
  25         Texture2D spotLight;
  26         Texture2D cs;
  27
  28         Vector2 backgroundPos;
  29         Vector2 spotLightPos;
  30         Vector2 spotLightCenter;
  31         Vector2 csPos;
  32
  33         Vector2 zero;
  34         Vector2 spotLightVelocity;
  35
  36         int MaxX;
  37         int MinX;
  38         int MaxY;
  39         int MinY;
  40
  41         public Game1()
  42         {
  43             graphics = new GraphicsDeviceManager(this);
  44             Content.RootDirectory = "Content";
  45         }
  46
  47         /// <summary>
  48         /// Allows the game to perform any initialization it needs to before starting to run.
  49         /// This is where it can query for any required services and load any non-graphic
  50         /// related content.  Calling base.Initialize will enumerate through any components
  51         /// and initialize them as well.
  52         /// </summary>
  53         protected override void Initialize()
  54         {
  55             // TODO: Add your initialization logic here
  56             graphics.PreferredBackBufferWidth = 800;
  57             graphics.PreferredBackBufferWidth = 600;
  58             base.Initialize();
  59         }
  60
  61         /// <summary>
  62         /// LoadContent will be called once per game and is the place to load
  63         /// all of your content.
  64         /// </summary>
  65         protected override void LoadContent()
  66         {
  67             // Create a new SpriteBatch, which can be used to draw textures.
  68             spriteBatch = new SpriteBatch(GraphicsDevice);
  69             background = Content.Load<Texture2D>("background");
  70             spotLight = Content.Load<Texture2D>("spotlight");
  71             cs = Content.Load<Texture2D>("cs");
  72             backgroundPos = new Vector2(0f, 0f);
  73             spotLightPos = new Vector2(100f, graphics.GraphicsDevice.Viewport.Height - 98);
  74             spotLightCenter = new Vector2(800f, 800f);
  75             spotLightVelocity = new Vector2(-100, 33);
  76             csPos = new Vector2(10f, graphics.GraphicsDevice.Viewport.Height - 98);
  77
  78             zero = new Vector2(0, 0);
  79
  80             MaxX = graphics.GraphicsDevice.Viewport.Width;
  81             MinX = 0;
  82             MaxY = graphics.GraphicsDevice.Viewport.Height;
  83             MinY = 100;
  84             // TODO: use this.Content to load your game content here
  85         }
  86
  87         /// <summary>
  88         /// UnloadContent will be called once per game and is the place to unload
  89         /// all content.
  90         /// </summary>
  91         protected override void UnloadContent()
  92         {
  93             // TODO: Unload any non ContentManager content here
  94         }
  95
  96         /// <summary>
  97         /// Allows the game to run logic such as updating the world,
  98         /// checking for collisions, gathering input, and playing audio.
  99         /// </summary>
 100         /// <param name="gameTime">Provides a snapshot of timing values.</param>
 101         protected override void Update(GameTime gameTime)
 102         {
 103             // Allows the game to exit
 104             if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
 105                 this.Exit();
 106
 107             // TODO: Add your update logic here
 108             UpdateSpotLight(gameTime);
 109             base.Update(gameTime);
 110         }
 111
 112         /// <summary>
 113         /// This is called when the game should draw itself.
 114         /// </summary>
 115         /// <param name="gameTime">Provides a snapshot of timing values.</param>
 116         protected override void Draw(GameTime gameTime)
 117         {
 118             GraphicsDevice.Clear(Color.CornflowerBlue);
 119             spriteBatch.Begin(SpriteBlendMode.AlphaBlend);
 120             // TODO: Add your drawing code here
 121             spriteBatch.Draw(background, backgroundPos, null, Color.White, 0, zero, 0.5f, SpriteEffects.None, 0);
 122             spriteBatch.Draw(cs, csPos, null, Color.White, 0, zero, 0.5f, SpriteEffects.None, 0);
 123             spriteBatch.Draw(spotLight, spotLightPos, null, Color.White, 0, spotLightCenter, 1f, SpriteEffects.None, 0);
 124
 125             spriteBatch.End();
 126             base.Draw(gameTime);
 127         }
 128
 129         private void UpdateSpotLight(GameTime gameTime)
 130         {
 131             spotLightPos = new Vector2(spotLightPos.X + spotLightVelocity.X * (float)gameTime.ElapsedGameTime.TotalSeconds,
 132                                         spotLightPos.Y + spotLightVelocity.Y * (float)gameTime.ElapsedGameTime.TotalSeconds);
 133
 134             if (spotLightPos.X > MaxX || spotLightPos.X < MinX) //right or left wall
 135             {
 136                 spotLightVelocity = new Vector2(spotLightVelocity.X * -1, spotLightVelocity.Y);
 137             }
 138             else if (spotLightPos.Y > MaxY || spotLightPos.Y < MinY) //top or bottom wall
 139             {
 140                 spotLightVelocity = new Vector2(spotLightVelocity.X, spotLightVelocity.Y * -1);
 141             }
 142         }
 143     }
 144 }