Dogcows Code - chaz/carfire/blob - CarFire/CarFire/CarFire/Display.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq;
   4 using System.Text;
   5 using Microsoft.Xna.Framework;
   6 using Microsoft.Xna.Framework.Content;
   7 using Microsoft.Xna.Framework.Graphics;
   8 using Microsoft.Xna.Framework.Input;
   9
  10 namespace CarFire
  11 {
  12     /// <summary>
  13     /// This class is responsible for controlling what draws to the screen when the game is running.
  14     /// </summary>
  15     public class Display
  16     {
  17         List<Projectile> mProjectiles = new List<Projectile>();
  18         List<Character> mCharacters = new List<Character>();
  19         Map mMap;
  20         int currentCenterX = 5;
  21         int currentCenterY = 5;
  22         public Display()
  23         {
  24             /*
  25             mMap = aMap;
  26             mCharacters = characters;
  27              */
  28         }
  29
  30         /// <summary>
  31         /// LoadContent will be called once per game and is the place to load
  32         /// all of your content.
  33         /// </summary>
  34         public void LoadContent(ContentManager contentManager)
  35         {
  36             Texture2D everything = contentManager.Load<Texture2D>("cs");
  37             mMap = contentManager.Load<Map>("Maps/stable");
  38             Map.DefaultTile = contentManager.Load<Texture2D>("default");
  39             mMap.CenterCell = new Vector2(currentCenterX,currentCenterY);
  40             //Debugging... Spawn eight projectiles.
  41             //Diagonals
  42             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(5,5), 10, 10, 300, 300));
  43             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(-5, 5), 10, 10, 300, 300));
  44             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(5, -5), 10, 10, 300, 300));
  45             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(-5, -5), 10, 10, 300, 300));
  46             //Vertical and horizontal
  47             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(0, 5), 10, 10, 300, 300));
  48             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(-5, 0), 10, 10, 300, 300));
  49             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(5, 0), 10, 10, 300, 300));
  50             mProjectiles.Add(new Projectile(mMap, everything, new Vector2(0, -5), 10, 10, 300, 300));
  51
  52             // TODO: use this.Content to load your game content here
  53         }
  54
  55         /// <summary>
  56         /// UnloadContent will be called once per game and is the place to unload
  57         /// all content.
  58         /// </summary>
  59         public void UnloadContent()
  60         {
  61             // TODO: Unload any non ContentManager content here
  62         }
  63
  64         /// <summary>
  65         /// Allows the game to run logic such as updating the world,
  66         /// checking for collisions, gathering input, and playing audio.
  67         /// </summary>
  68         /// <param name="gameTime">Provides a snapshot of timing values.</param>
  69         public void Update(TimeSpan timespan)
  70         {
  71
  72             for (int i = 0; i < mProjectiles.Count; i++ )
  73             {
  74                 mProjectiles[i].Update(timespan);
  75                 if (!mMap.IsCellOpen(new Point(mProjectiles[i].GridX, mProjectiles[i].GridY)))
  76                 {
  77
  78                     mProjectiles.RemoveAt(i);
  79                     i--;
  80                 }
  81             }
  82             //Check for collisons
  83             for (int j = 0; j < mCharacters.Count; j++)
  84             {
  85                 for (int i = 0; i < mProjectiles.Count; i++)
  86                 {
  87                     if (mProjectiles[i].GridX == mCharacters[j].GridX && mProjectiles[i].GridY == mCharacters[j].GridY)
  88                     {
  89                         //Debug - not sure if you can remove while doing for each
  90                         //Alternative - while loop, and decrement projectile counter if projectile is removed.
  91                         mProjectiles.Remove(mProjectiles[i]);
  92                         mCharacters[j].Health -= mProjectiles[i].Damage;
  93                     }
  94                 }
  95             }
  96         }
  97
  98         /// <summary>
  99         /// This is called when the game should draw itself.
 100         /// </summary>
 101         /// <param name="spriteBatch">Used to draw with</param>
 102         public void Draw(SpriteBatch spriteBatch)
 103         {
 104             mMap.Draw(spriteBatch);
 105             foreach(Projectile projectile in mProjectiles)
 106             {
 107                 //Debug - follow a projectile to make sure following is working.
 108                 if (mProjectiles.IndexOf(projectile) == 6)
 109                     mMap.CenterCell = new Vector2(projectile.GridX, projectile.GridY);
 110                 projectile.Draw(spriteBatch);
 111
 112             }
 113             foreach(Character character in mCharacters)
 114             {
 115                 character.Draw(spriteBatch);
 116             }
 117         }
 118     }
 119 }
 120