InputState.h

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/*
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     ██║ ██╔╝ ██╔══██╗ ╚══██╔══╝ ██╔══██╗ ████╗  ██║ ██╔══██╗
     █████╔╝  ███████║    ██║    ███████║ ██╔██╗ ██║ ███████║
     ██╔═██╗  ██╔══██║    ██║    ██╔══██║ ██║╚██╗██║ ██╔══██║
     ██║  ██╗ ██║  ██║    ██║    ██║  ██║ ██║ ╚████║ ██║  ██║
     ╚═╝  ╚═╝ ╚═╝  ╚═╝/\  ╚═╝    ╚═╝  ╚═╝ ╚═╝  ╚═══╝ ╚═╝  ╚═╝
   /vvvvvvvvvvvvvvvvvvv \=========================================,
   `^^^^^^^^^^^^^^^^^^^ /---------------------------------------"
        Katana Engine \/ © 2012 - Shuriken Studios LLC
                http://www.shurikenstudios.com
*/
 
#pragma once
 
namespace KatanaEngine
{
 
    class InputState
    {
        friend class Game;
 
    public:
 
        static const uint8_t MAX_NUM_GAMEPADSTATES = 4;
 
        InputState();
        virtual ~InputState() { }
 
        bool IsKeyDown(Key key) const;
 
        bool IsKeyUp(Key key) const;
 
        bool IsNewKeyPress(Key key) const;
 
        bool IsNewKeyRelease(Key key) const;
 
 
        Point GetMousePosition() const { return Point(m_currentMouseState.x, m_currentMouseState.y); }
 
        bool IsMouseButtonDown(MouseButton button) const { return (m_currentMouseState.buttons & (int)button); }
 
        bool IsMouseButtonUp(MouseButton button) const { return !IsMouseButtonDown(button); }
 
        bool WasMouseButtonDown(MouseButton button) const { return (m_previousMouseState.buttons & (int)button); }
 
        bool WasMouseButtonUp(MouseButton button) const { return !WasMouseButtonDown(button); }
 
        bool IsNewMouseButtonPress(MouseButton button) const { return (IsMouseButtonDown(button) && WasMouseButtonUp(button)); }
        
        bool IsNewMouseButtonRelease(MouseButton button) const { return (WasMouseButtonDown(button) && IsMouseButtonUp(button)); }
 
 
        bool IsButtonUp(Button button, int8_t &indexOut, int8_t controllingIndex = -1) const;
 
        bool IsButtonDown(Button button, int8_t &indexOut, int8_t controllingIndex = -1) const;
 
        bool IsNewButtonPress(Button button, int8_t &indexOut, int8_t controllingIndex = -1) const;
 
        bool IsNewButtonRelease(Button button, int8_t &indexOut, int8_t controllingIndex = -1) const;
 
        GamePadState GetGamePadState(const int8_t gamePadIndex) const;
 
 
    private:
 
        ALLEGRO_KEYBOARD_STATE m_currentKeyboardState;
        ALLEGRO_KEYBOARD_STATE m_previousKeyboardState;
 
        ALLEGRO_MOUSE_STATE m_currentMouseState;
        ALLEGRO_MOUSE_STATE m_previousMouseState;
 
        GamePadState m_currentGamePadStates[MAX_NUM_GAMEPADSTATES];
        GamePadState m_previousGamePadStates[MAX_NUM_GAMEPADSTATES];
 
        std::map<ALLEGRO_JOYSTICK *, int> m_map;
 
        void Update();
 
        int8_t GetGamePadIndex(ALLEGRO_JOYSTICK *pId);
 
        void InitializeGamePads();
 
        void UpdateConfigurationEvent();
        void UpdateAxisEvent(ALLEGRO_EVENT alEvent);
        void UpdateButtonEvent(ALLEGRO_EVENT alEvent, ButtonState state);
 
    };
}