Event.h

/*
 * Gamedev Framework (gf)
 * Copyright (C) 2016-2021 Julien Bernard
 *
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 *
 * Part of this file comes from SFML, with the same license:
 * Copyright (C) 2007-2015 Laurent Gomila (laurent@sfml-dev.org)
 */
#ifndef GF_EVENT_H
#define GF_EVENT_H

#include <cstdint>

#include "Gamepad.h"
#include "GraphicsApi.h"
#include "Keyboard.h"
#include "Mouse.h"
#include "Rune.h"
#include "Vector.h"

namespace gf {
#ifndef DOXYGEN_SHOULD_SKIP_THIS
inline namespace v1 {
#endif

  enum class EventType {
    // global event
    Quit,         

    // window events
    Resized,      
    Closed,       
    FocusGained,  
    FocusLost,    
    Shown,        
    Hidden,       
    Exposed,      
    Minimized,    
    Maximized,    
    Restored,     

    // inputs events
    KeyPressed,   
    KeyRepeated,  
    KeyReleased,  

    MouseWheelScrolled,   
    MouseButtonPressed,   
    MouseButtonReleased,  
    MouseMoved,   
    MouseEntered, 
    MouseLeft,    

    GamepadButtonPressed,   
    GamepadButtonReleased,  
    GamepadAxisMoved,       
    GamepadConnected,       
    GamepadDisconnected,    

    TextEntered,  

    TouchBegan, 
    TouchMoved, 
    TouchEnded, 
  };

  struct WindowEvent {
    uint32_t windowId; 
  };

  struct ResizeEvent {
    uint32_t windowId;  
    Vector2i size;      
  };

  struct KeyEvent {
    uint32_t windowId;    
    Keycode keycode;      
    Scancode scancode;    
    Flags<Mod> modifiers; 
  };

  struct TextEvent {
    uint32_t windowId;  
    Rune rune;          
  };

  struct MouseButtonEvent {
    uint32_t windowId;    
    MouseButton button;   
    Vector2i coords;      
    uint8_t clicks;       
  };

  struct MouseCursorEvent {
    uint32_t windowId;  
    Vector2i coords;    
    Vector2i motion;    
  };

  struct MouseWheelEvent {
    uint32_t windowId;  
    Vector2i offset;    
  };

  struct GamepadButtonEvent {
    GamepadId id;         
    GamepadButton button; 
  };

  struct GamepadAxisEvent {
    GamepadId id;     
    GamepadAxis axis; 
    int16_t value;    
  };

  struct GamepadConnectionEvent {
    GamepadHwId id; 
  };

  struct GamepadDisconnectionEvent {
    GamepadId id; 
  };

  struct TouchEvent {
    int64_t finger;   
    Vector2i coords;  
    Vector2i motion;  
    float pressure;   
  };

  struct GF_GRAPHICS_API Event {
    EventType type;     
    uint32_t timestamp; 

    union {
      WindowEvent window; 
      ResizeEvent resize; 
      KeyEvent key; 
      TextEvent text; 
      MouseButtonEvent mouseButton; 
      MouseCursorEvent mouseCursor; 
      MouseWheelEvent mouseWheel; 
      GamepadButtonEvent gamepadButton; 
      GamepadAxisEvent gamepadAxis; 
      GamepadConnectionEvent gamepadConnection; 
      GamepadDisconnectionEvent gamepadDisconnection; 
      TouchEvent touch; 
    };

  };

#ifndef DOXYGEN_SHOULD_SKIP_THIS
}
#endif
}

#endif // GL_EVENT_H