git.r.bdr.sh - rbdr/super-polarity/blob - Super Polarity/InputController.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Linq;
   4 using System.Text;
   5 using Microsoft.Xna.Framework.Input;
   6
   7 namespace SuperPolarity
   8 {
   9     static class InputController
  10     {
  11         static Dictionary<string, List<Action<float>>> Listeners;
  12         static Dictionary<string, List<Keys>> RegisteredKeys;
  13         static Dictionary<string, List<Buttons>> RegisteredButtons;
  14
  15         static GamePadState InputGamePadState;
  16         static KeyboardState InputKeyboardState;
  17
  18         /*
  19          * Registered Events.
  20          *
  21          * You register: name of the event (ie. attack) and a key associated with it.
  22          * or button... Left Stick /always/ dispatches move event.
  23          */
  24
  25         static InputController()
  26         {
  27             Listeners = new Dictionary<string,List<Action<float>>>();
  28             InputKeyboardState = new KeyboardState();
  29             InputGamePadState = new GamePadState();
  30         }
  31
  32         public static void UpdateInput()
  33         {
  34             Poll();
  35             DispatchMoveEvents();
  36             DispatchRegisteredEvents();
  37         }
  38
  39         private static void Poll()
  40         {
  41             InputGamePadState = GamePad.GetState(Microsoft.Xna.Framework.PlayerIndex.One);
  42             InputKeyboardState = Keyboard.GetState();
  43         }
  44
  45         private static void DispatchRegisteredEvents()
  46         {
  47         }
  48
  49         private static void DispatchMoveEvents()
  50         {
  51             float xMovement = 0.0f;
  52             float yMovement = 0.0f;
  53             // Dispatch the moveX / MoveY events every frame.
  54
  55             xMovement = InputGamePadState.ThumbSticks.Left.X;
  56             yMovement = -InputGamePadState.ThumbSticks.Left.Y;
  57
  58             Console.WriteLine("Dispatching Input {0}", InputKeyboardState.IsKeyDown(Keys.Left));
  59
  60             if (InputKeyboardState.IsKeyDown(Keys.Left))
  61             {
  62                 xMovement = -1.0f;
  63             }
  64
  65             if (InputKeyboardState.IsKeyDown(Keys.Right))
  66             {
  67                 xMovement = 1.0f;
  68             }
  69
  70             if (InputKeyboardState.IsKeyDown(Keys.Up))
  71             {
  72                 yMovement = -1.0f;
  73             }
  74
  75             if (InputKeyboardState.IsKeyDown(Keys.Down))
  76             {
  77                 yMovement = 1.0f;
  78             }
  79
  80             Dispatch("moveX", xMovement);
  81             Dispatch("moveY", yMovement);
  82         }
  83
  84         public static void Bind(string eventName, Action<float> listener)
  85         {
  86             List<Action<float>> newListenerList;
  87             List<Action<float>> listenerList;
  88             bool               foundListeners;
  89
  90             if (!Listeners.ContainsKey(eventName)) {
  91                newListenerList = new List<Action<float>>();
  92                Listeners.Add(eventName, newListenerList);
  93             }
  94
  95             foundListeners = Listeners.TryGetValue(eventName, out listenerList);
  96
  97             listenerList.Add(listener);
  98         }
  99
 100         public static void Dispatch(string eventName, float value)
 101         {
 102             List<Action<float>> listenerList;
 103             bool foundListeners;
 104
 105             foundListeners = Listeners.TryGetValue(eventName, out listenerList);
 106
 107             if (!foundListeners)
 108             {
 109                 return;
 110             }
 111
 112             foreach (Action<float> method in listenerList)
 113             {
 114                 method(value);
 115             }
 116         }
 117     }
 118 }