git.r.bdr.sh - rbdr/super-polarity/blob - SuperPolarity/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
  14         using MediaPlayer = Microsoft.Xna.Framework.Media.MediaPlayer;
  15
  16     class GameScreen : Screen
  17     {
  18         public GameScreen(SuperPolarity newGame) : base(newGame) {}
  19
  20         protected List<BasicGenerator> Generators;
  21
  22         protected int LivesRate;
  23         protected int CurrentLivesRate;
  24         protected int BombRate;
  25         protected int CurrentBombRate;
  26         protected SoundEffect BombSound;
  27         protected SoundEffect LifeSound;
  28
  29         protected bool Flashing;
  30
  31         protected bool IsPaused;
  32         protected Texture2D PauseScreen;
  33
  34         public override void Initialize()
  35         {
  36             Generators = new List<BasicGenerator>();
  37
  38             CurrentBombRate = 1;
  39                         BombRate = 10000;
  40
  41                         LivesRate = 19000;
  42             CurrentLivesRate = 1;
  43
  44                         InputController.RegisterEventForButton("changePolarity", Buttons.B);
  45             InputController.RegisterEventForKey("changePolarity", Keys.Z);
  46
  47                         InputController.RegisterEventForButton("shoot", Buttons.A);
  48             InputController.RegisterEventForKey("shoot", Keys.X);
  49
  50             InputController.Bind("pause", HandlePause);
  51
  52             PauseScreen = Game.Content.Load<Texture2D>("Graphics\\pause-screen");
  53         }
  54
  55         protected void HandlePause(float value)
  56         {
  57             Console.WriteLine("Paused");
  58             IsPaused = !IsPaused;
  59
  60             if (IsPaused)
  61             {
  62                 MediaPlayer.Volume = 0.05f;
  63             }
  64             else
  65             {
  66                 MediaPlayer.Volume = 1;
  67             }
  68         }
  69
  70         public override void LoadContent()
  71         {
  72             CreateGenerators();
  73
  74             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);
  75
  76             BombSound = Game.Content.Load<SoundEffect>("Sound\\bomb");
  77             LifeSound = Game.Content.Load<SoundEffect>("Sound\\life");
  78
  79             Renderer.CheckIn(ActorFactory.CreateMainShip(playerPosition));
  80
  81             Game.PlaySong("game");
  82         }
  83
  84         protected void CalculateBomb()
  85         {
  86             if (Game.Player.Score >= BombRate * CurrentBombRate)
  87             {
  88                 ActorManager.Bomb();
  89                 Flashing = true;
  90                 BombSound.Play();
  91                 CurrentBombRate = CurrentBombRate + 1;
  92             }
  93         }
  94
  95         protected void CalculateLife()
  96         {
  97             if (Game.Player.Score >= LivesRate * CurrentLivesRate)
  98             {
  99                 Game.Player.Lives = Game.Player.Lives + 1;
 100                 LifeSound.Play();
 101                 CurrentLivesRate = CurrentLivesRate + 1;
 102             }
 103         }
 104
 105         public override void Update(GameTime gameTime)
 106         {
 107             CalculateBomb();
 108             CalculateLife();
 109             InputController.UpdateInput(IsPaused);
 110             if (IsPaused)
 111             {
 112                 return;
 113             }
 114             ActorManager.Update(gameTime);
 115
 116             foreach (BasicGenerator generator in Generators)
 117             {
 118                 generator.Update(gameTime);
 119             }
 120         }
 121
 122         public override void Draw(SpriteBatch spriteBatch)
 123         {
 124             Renderer.Draw(spriteBatch);
 125             Game.Player.Draw(spriteBatch);
 126
 127             if (IsPaused)
 128             {
 129                 spriteBatch.Draw(PauseScreen, new Vector2(0, 0), Color.White);
 130             }
 131
 132             if (Flashing)
 133             {
 134                 Game.GraphicsDevice.Clear(Color.Black);
 135                 Flashing = false;
 136             }
 137         }
 138
 139         protected void CreateGenerators()
 140         {
 141             // The basic ship generators.
 142             var gen = new BasicGenerator();
 143             gen.Initialize(Game, new Vector2(-50, -50), BasicGenerator.Ships.Ship, 3000, 0);
 144             Generators.Add(gen);
 145
 146             gen = new BasicGenerator();
 147             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 0);
 148             Generators.Add(gen);
 149
 150             gen = new BasicGenerator();
 151             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, -50), BasicGenerator.Ships.Ship, 3000, 0);
 152             Generators.Add(gen);
 153
 154             gen = new BasicGenerator();
 155             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 0);
 156             Generators.Add(gen);
 157
 158             // After 1.5k liberate some sporadic Scouts, and add two more ship generators.
 159             gen = new BasicGenerator();
 160             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Ship, 3000, 1500);
 161             Generators.Add(gen);
 162
 163             gen = new BasicGenerator();
 164             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 3000, 1500);
 165             Generators.Add(gen);
 166
 167             gen = new BasicGenerator();
 168             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Scout, 6000, 1500);
 169             Generators.Add(gen);
 170
 171             gen = new BasicGenerator();
 172             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Scout, 6000, 1500);
 173             Generators.Add(gen);
 174
 175
 176             // After 3k add more scouts.
 177             gen = new BasicGenerator();
 178             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Scout, 3000, 3000);
 179             Generators.Add(gen);
 180
 181             gen = new BasicGenerator();
 182             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Scout, 3000, 5000);
 183             Generators.Add(gen);
 184
 185             // After 5k release more ships and a cruiser.
 186             gen = new BasicGenerator();
 187             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, -50), BasicGenerator.Ships.Ship, 1500, 5000);
 188             Generators.Add(gen);
 189
 190             gen = new BasicGenerator();
 191             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width / 2, Game.GraphicsDevice.Viewport.Height + 50), BasicGenerator.Ships.Ship, 1500, 5000);
 192             Generators.Add(gen);
 193
 194             gen = new BasicGenerator();
 195             gen.Initialize(Game, new Vector2(-50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Battlecruiser, 10000, 5000);
 196             Generators.Add(gen);
 197
 198             gen = new BasicGenerator();
 199             gen.Initialize(Game, new Vector2(Game.GraphicsDevice.Viewport.Width + 50, Game.GraphicsDevice.Viewport.Height / 2), BasicGenerator.Ships.Battlecruiser, 10000, 5000);
 200             Generators.Add(gen);
 201         }
 202
 203         public override void CleanUp()
 204         {
 205             base.CleanUp();
 206             Generators.Clear();
 207             InputController.Unbind("pause", HandlePause);
 208             Renderer.Empty();
 209             ActorManager.Empty();
 210         }
 211     }
 212 }