events.h

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#pragma once
 
#include <stdbool.h>
 
#ifdef __cplusplus
extern "C" {
#endif

#define EVENT_TICK 10
 
#pragma region Events

#define CMDFX_EVENT_RESIZE 0

typedef struct CmdFX_ResizeEvent {
    int prevWidth;
    int prevHeight;
    int newWidth;
    int newHeight;
} CmdFX_ResizeEvent;

#define CMDFX_EVENT_KEY 1

typedef struct CmdFX_KeyEvent {
    int keyCode;
    char keyChar;
    bool state;
} CmdFX_KeyEvent;

#define CMDFX_EVENT_MOUSE 2

typedef struct CmdFX_MouseEvent {
    int button;
    bool state;
    int prevX;
    int x;
    int prevY;
    int y;
} CmdFX_MouseEvent;
 
#pragma endregion
 
#define CMDFX_EVENT_BUTTON_CLICK 3

typedef struct CmdFX_ButtonEvent {
    CmdFX_MouseEvent* mouseEvent;
    void* button;
} CmdFX_ButtonEvent;
 
struct CmdFX_Event;

typedef int (*CmdFX_EventCallback)(struct CmdFX_Event* event);

typedef struct CmdFX_Event {
    unsigned int id;
    unsigned long long time;
    void* data;
} CmdFX_Event;

int addCmdFXEventListener(unsigned int id, CmdFX_EventCallback callback);

CmdFX_EventCallback* getCmdFXEventListener(unsigned int eventId, unsigned int listenerId);

int removeCmdFXEventListener(unsigned int eventId, unsigned int listenerId);

const CmdFX_EventCallback** dispatchCmdFXEvent(CmdFX_Event* event);

int beginCmdFXEventLoop();

int endCmdFXEventLoop();

void shutdownCmdFXEvents();
 
#ifdef __cplusplus
}
#endif