Index - I
| Idle | Play.Engine.Input, Play.Engine | 
| init | Play.Engine.Utils, Play.Engine | 
| initKeyStats | Play.Engine.Input, Play.Engine | 
| initResources | Play.Engine.MySDL.MySDL | 
| initSpeed | Play.Engine.Sprite | 
| initState | Play.Engine.Load | 
| Input | |
| 1 (Type/Class) | Play.Engine.Input, Play.Engine | 
| 2 (Data Constructor) | Play.Engine.Input, Play.Engine | 
| inputKeys | Play.Engine.Input, Play.Engine | 
| IPoint | Play.Engine.Types, Play.Engine | 
| isAround | Play.Engine.Utils, Play.Engine | 
| isClicked | Play.Engine.Button | 
| isInSquare | Play.Engine.Utils, Play.Engine | 
| isInWindow | Play.Engine.Utils, Play.Engine | 
| isTouchingCircleCircle | Play.Engine.Utils, Play.Engine | 
| isTouchingCircleRect | Play.Engine.Utils, Play.Engine | 
| isWindowExposed | Play.Engine.MySDL.MySDL | 
| isWindowHidden | Play.Engine.MySDL.MySDL |