git.r.bdr.sh - rbdr/super-polarity/blob - Super Polarity/GameScreen.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.Graphics;
   7 using Microsoft.Xna.Framework.Audio;
   8 using Microsoft.Xna.Framework.Media;
   9 using Microsoft.Xna.Framework.Input;
  10
  11 namespace SuperPolarity
  12 {
  13     class GameScreen : Screen
  14     {
  15         public GameScreen(SuperPolarity newGame) : base(newGame) {}
  16
  17         protected List<BasicGenerator> Generators;
  18
  19         protected int LivesRate;
  20         protected int CurrentLivesRate;
  21         protected int BombRate;
  22         protected int CurrentBombRate;
  23         protected SoundEffect BombSound;
  24         protected SoundEffect LifeSound;
  25
  26         protected bool Flashing;
  27
  28         protected bool IsPaused;
  29         protected Texture2D PauseScreen;
  30
  31         public override void Initialize()
  32         {
  33             Generators = new List<BasicGenerator>();
  34
  35             CurrentBombRate = 1;
  36             BombRate = 6000;
  37
  38             LivesRate = 10000;
  39             CurrentLivesRate = 1;
  40
  41             InputController.RegisterEventForButton("changePolarity", Buttons.A);
  42             InputController.RegisterEventForKey("changePolarity", Keys.Z);
  43
  44             InputController.RegisterEventForButton("shoot", Buttons.X);
  45             InputController.RegisterEventForKey("shoot", Keys.X);
  46
  47             InputController.Bind("pause", HandlePause);
  48
  49             PauseScreen = Game.Content.Load<Texture2D>("Graphics\\pause-screen");
  50         }
  51
  52         protected void HandlePause(float value)
  53         {
  54             Console.WriteLine("Paused");
  55             IsPaused = !IsPaused;
  56
  57             if (IsPaused)
  58             {
  59                 MediaPlayer.Volume = 0.05f;
  60             }
  61             else
  62             {
  63                 MediaPlayer.Volume = 1;
  64             }
  65         }
  66
  67         public override void LoadContent()
  68         {
  69             CreateGenerators();
  70
  71             Vector2 playerPosition = new Vector2(Game.GraphicsDevice.Viewport.TitleSafeArea.X + Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.TitleSafeArea.Y + Game.GraphicsDevice.Viewport.TitleSafeArea.Height / 2);
  72
  73             BombSound = Game.Content.Load<SoundEffect>("Sound\\bomb");
  74             LifeSound = Game.Content.Load<SoundEffect>("Sound\\life");
  75
  76             Renderer.CheckIn(ActorFactory.CreateMainShip(playerPosition));
  77
  78             Game.PlaySong("game");
  79         }
  80
  81         protected void CalculateBomb()
  82         {
  83             if (Game.Player.Score >= BombRate * CurrentBombRate)
  84             {
  85                 ActorManager.Bomb();
  86                 Flashing = true;
  87                 BombSound.Play();
  88                 CurrentBombRate = CurrentBombRate + 1;
  89             }
  90         }
  91
  92         protected void CalculateLife()
  93         {
  94             if (Game.Player.Score >= LivesRate * CurrentLivesRate)
  95             {
  96                 Game.Player.Lives = Game.Player.Lives + 1;
  97                 LifeSound.Play();
  98                 CurrentLivesRate = CurrentLivesRate + 1;
  99             }
 100         }
 101
 102         public override void Update(GameTime gameTime)
 103         {
 104             CalculateBomb();
 105             CalculateLife();
 106             InputController.UpdateInput(IsPaused);
 107             if (IsPaused)
 108             {
 109                 return;
 110             }
 111             ActorManager.Update(gameTime);
 112
 113             foreach (BasicGenerator generator in Generators)
 114             {
 115                 generator.Update(gameTime);
 116             }
 117         }
 118
 119         public override void Draw(SpriteBatch spriteBatch)
 120         {
 121             Renderer.Draw(spriteBatch);
 122             Game.Player.Draw(spriteBatch);
 123
 124             if (IsPaused)
 125             {
 126                 spriteBatch.Draw(PauseScreen, new Vector2(0, 0), Color.White);
 127             }
 128
 129             if (Flashing)
 130             {
 131                 Game.GraphicsDevice.Clear(Color.Black);
 132                 Flashing = false;
 133             }
 134         }
 135
 136         protected void CreateGenerators()
 137         {
 138             // The basic ship generators.
 139             var gen = new BasicGenerator();
 140             gen.Initialize(Game, new Vector2(-50, -50), BasicGenerator.Ships.Ship, 3000, 0);
 141             Generators.Add(gen);
 142
 143             gen = new BasicGenerator();
 144             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 0);
 145             Generators.Add(gen);
 146
 147             gen = new BasicGenerator();
 148             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, -50), BasicGenerator.Ships.Ship, 3000, 0);
 149             Generators.Add(gen);
 150
 151             gen = new BasicGenerator();
 152             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 0);
 153             Generators.Add(gen);
 154
 155             // After 1.5k liberate some sporadic Scouts, and add two more ship generators.
 156             gen = new BasicGenerator();
 157             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Ship, 3000, 1500);
 158             Generators.Add(gen);
 159
 160             gen = new BasicGenerator();
 161             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 1500);
 162             Generators.Add(gen);
 163
 164             gen = new BasicGenerator();
 165             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Scout, 6000, 1500);
 166             Generators.Add(gen);
 167
 168             gen = new BasicGenerator();
 169             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Scout, 6000, 1500);
 170             Generators.Add(gen);
 171
 172
 173             // After 3k add more scouts.
 174             gen = new BasicGenerator();
 175             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Scout, 3000, 3000);
 176             Generators.Add(gen);
 177
 178             gen = new BasicGenerator();
 179             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Scout, 3000, 5000);
 180             Generators.Add(gen);
 181
 182             // After 5k release more ships and a cruiser.
 183             gen = new BasicGenerator();
 184             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Ship, 1500, 5000);
 185             Generators.Add(gen);
 186
 187             gen = new BasicGenerator();
 188             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 1500, 5000);
 189             Generators.Add(gen);
 190
 191             gen = new BasicGenerator();
 192             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Battlecruiser, 10000, 5000);
 193             Generators.Add(gen);
 194
 195             gen = new BasicGenerator();
 196             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Battlecruiser, 10000, 5000);
 197             Generators.Add(gen);
 198         }
 199
 200         public override void CleanUp()
 201         {
 202             base.CleanUp();
 203             Generators.Clear();
 204             InputController.Unbind("pause", HandlePause);
 205             Renderer.Empty();
 206             ActorManager.Empty();
 207         }
 208     }
 209 }