GamePadState.h

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/*
     ██╗  ██╗  █████╗  ████████╗  █████╗  ███╗   ██╗  █████╗ 
     ██║ ██╔╝ ██╔══██╗ ╚══██╔══╝ ██╔══██╗ ████╗  ██║ ██╔══██╗
     █████╔╝  ███████║    ██║    ███████║ ██╔██╗ ██║ ███████║
     ██╔═██╗  ██╔══██║    ██║    ██╔══██║ ██║╚██╗██║ ██╔══██║
     ██║  ██╗ ██║  ██║    ██║    ██║  ██║ ██║ ╚████║ ██║  ██║
     ╚═╝  ╚═╝ ╚═╝  ╚═╝/\  ╚═╝    ╚═╝  ╚═╝ ╚═╝  ╚═══╝ ╚═╝  ╚═╝
   /vvvvvvvvvvvvvvvvvvv \=========================================,
   `^^^^^^^^^^^^^^^^^^^ /---------------------------------------"
        Katana Engine \/ © 2012 - Shuriken Studios LLC
                http://www.shurikenstudios.com
*/
 
#pragma once
 
namespace KatanaEngine
{
    enum class ButtonState
    {
        PRESSED,                    
        RELEASED                    
    };
 
    enum class Button
    {
        A,                          
        B,                          
        X,                          
        Y,                          
        START,                      
        BACK,                       
        LEFT_STICK,                 
        LEFT_SHOULDER,              
        RIGHT_STICK,                
        RIGHT_SHOULDER,             
        DPAD_UP,                    
        DPAD_DOWN,                  
        DPAD_LEFT,                  
        DPAD_RIGHT                  
    };
 
    struct GamePadDPad
    {
        ButtonState Up;             
        ButtonState Down;           
        ButtonState Left;           
        ButtonState Right;          
    };
 
    struct GamePadTriggers
    {
        float Left;                 
        float Right;                
    };
 
    struct GamePadThumbSticks
    {
        Vector2 Left;               
        Vector2 Right;              
    };
 
    struct GamePadButtons
    {
        ButtonState A;              
        ButtonState B;              
        ButtonState X;              
        ButtonState Y;              
        ButtonState Start;          
        ButtonState Back;           
        ButtonState LeftStick;      
        ButtonState LeftShoulder;   
        ButtonState RightStick;     
        ButtonState RightShoulder;  
    };
 
    struct GamePadState
    {
        bool IsConnected;               
        GamePadButtons Buttons;         
        GamePadThumbSticks Thumbsticks; 
        GamePadTriggers Triggers;       
        GamePadDPad DPad;               
        ALLEGRO_JOYSTICK *ID;           
        bool IsButtonDown(Button button) const
        {
            switch (button)
            {
            case Button::A: return (Buttons.A == ButtonState::PRESSED);
            case Button::B: return (Buttons.B == ButtonState::PRESSED);
            case Button::X: return (Buttons.X == ButtonState::PRESSED);
            case Button::Y: return (Buttons.Y == ButtonState::PRESSED);
 
            case Button::START: return (Buttons.Start == ButtonState::PRESSED);
            case Button::BACK: return (Buttons.Back == ButtonState::PRESSED);
 
            case Button::LEFT_STICK: return (Buttons.LeftStick == ButtonState::PRESSED);
            case Button::LEFT_SHOULDER: return (Buttons.LeftShoulder == ButtonState::PRESSED);
            case Button::RIGHT_STICK: return (Buttons.RightStick == ButtonState::PRESSED);
            case Button::RIGHT_SHOULDER: return (Buttons.RightShoulder == ButtonState::PRESSED);
 
            case Button::DPAD_UP: return (DPad.Up == ButtonState::PRESSED);
            case Button::DPAD_DOWN: return (DPad.Down == ButtonState::PRESSED);
            case Button::DPAD_LEFT: return (DPad.Left == ButtonState::PRESSED);
            case Button::DPAD_RIGHT: return (DPad.Right == ButtonState::PRESSED);
            }
 
            return false;
        }
 
        bool IsButtonUp(Button button) const { return !IsButtonDown(button); }
 
        void Reset()
        {
            Buttons.A = ButtonState::RELEASED;
            Buttons.B = ButtonState::RELEASED;
            Buttons.X = ButtonState::RELEASED;
            Buttons.Y = ButtonState::RELEASED;
 
            Buttons.Start = ButtonState::RELEASED;
            Buttons.Back = ButtonState::RELEASED;
 
            Buttons.LeftStick = ButtonState::RELEASED;
            Buttons.LeftShoulder = ButtonState::RELEASED;
            Buttons.RightStick = ButtonState::RELEASED;
            Buttons.RightShoulder = ButtonState::RELEASED;
 
            DPad.Up = ButtonState::RELEASED;
            DPad.Down = ButtonState::RELEASED;
            DPad.Left = ButtonState::RELEASED;
            DPad.Right = ButtonState::RELEASED;
 
            Thumbsticks.Left = Vector2::ZERO;
            Thumbsticks.Right = Vector2::ZERO;
 
            Triggers.Left = 0;
            Triggers.Right = 0;
        }
    };
}