#ifndef _ECORE_INPUT_H
#define _ECORE_INPUT_H

#ifdef _WIN32
# include <stddef.h>
#else
# include <inttypes.h>
#endif

#include <Eina.h>

#ifdef EAPI
# undef EAPI
#endif

#ifdef _WIN32
# ifdef EFL_ECORE_INPUT_BUILD
#  ifdef DLL_EXPORT
#   define EAPI __declspec(dllexport)
#  else
#   define EAPI
#  endif /* ! DLL_EXPORT */
# else
#  define EAPI __declspec(dllimport)
# endif /* ! EFL_ECORE_INPUT_BUILD */
#else
# ifdef __GNUC__
#  if __GNUC__ >= 4
#   define EAPI __attribute__ ((visibility("default")))
#  else
#   define EAPI
#  endif
# else
#  define EAPI
# endif
#endif

#ifdef __cplusplus
extern "C" {
#endif

EAPI extern int ECORE_EVENT_KEY_DOWN;
EAPI extern int ECORE_EVENT_KEY_UP;
EAPI extern int ECORE_EVENT_MOUSE_BUTTON_DOWN;
EAPI extern int ECORE_EVENT_MOUSE_BUTTON_UP;
EAPI extern int ECORE_EVENT_MOUSE_MOVE;
EAPI extern int ECORE_EVENT_MOUSE_WHEEL;
EAPI extern int ECORE_EVENT_MOUSE_IN;
EAPI extern int ECORE_EVENT_MOUSE_OUT;
EAPI extern int ECORE_EVENT_MOUSE_BUTTON_CANCEL;

#define ECORE_EVENT_MODIFIER_SHIFT      0x0001
#define ECORE_EVENT_MODIFIER_CTRL       0x0002
#define ECORE_EVENT_MODIFIER_ALT        0x0004
#define ECORE_EVENT_MODIFIER_WIN        0x0008
#define ECORE_EVENT_MODIFIER_SCROLL     0x0010
#define ECORE_EVENT_MODIFIER_NUM        0x0020
#define ECORE_EVENT_MODIFIER_CAPS       0x0040
#define ECORE_EVENT_LOCK_SCROLL         0x0080
#define ECORE_EVENT_LOCK_NUM            0x0100
#define ECORE_EVENT_LOCK_CAPS           0x0200
#define ECORE_EVENT_LOCK_SHIFT          0x0300
#define ECORE_EVENT_MODIFIER_ALTGR      0x0400 /**< @since 1.7 */

typedef uintptr_t                        Ecore_Window;
typedef struct _Ecore_Event_Key          Ecore_Event_Key;
typedef struct _Ecore_Event_Mouse_Button Ecore_Event_Mouse_Button;
typedef struct _Ecore_Event_Mouse_Wheel  Ecore_Event_Mouse_Wheel;
typedef struct _Ecore_Event_Mouse_Move   Ecore_Event_Mouse_Move;
typedef struct _Ecore_Event_Mouse_IO     Ecore_Event_Mouse_IO;
typedef struct _Ecore_Event_Modifiers    Ecore_Event_Modifiers;

typedef enum _Ecore_Event_Modifier
  {
     ECORE_NONE,
     ECORE_SHIFT,
     ECORE_CTRL,
     ECORE_ALT,
     ECORE_WIN,
     ECORE_SCROLL,
     ECORE_CAPS,
     ECORE_MODE, /**< @since 1.7 */
     ECORE_LAST
  } Ecore_Event_Modifier;

typedef enum _Ecore_Event_Press
  {
     ECORE_DOWN,
     ECORE_UP
  } Ecore_Event_Press;

typedef enum _Ecore_Event_IO
  {
     ECORE_IN,
     ECORE_OUT
  } Ecore_Event_IO;

typedef enum _Ecore_Compose_State
  {
     ECORE_COMPOSE_NONE,
     ECORE_COMPOSE_MIDDLE,
     ECORE_COMPOSE_DONE
  } Ecore_Compose_State;

struct _Ecore_Event_Key
  {
     const char      *keyname;
     const char      *key;
     const char      *string;
     const char      *compose;
     Ecore_Window     window;
     Ecore_Window     root_window;
     Ecore_Window     event_window;

     unsigned int     timestamp;
     unsigned int     modifiers;

     int              same_screen;
  };

struct _Ecore_Event_Mouse_Button
  {
     Ecore_Window     window;
     Ecore_Window     root_window;
     Ecore_Window     event_window;

     unsigned int     timestamp;
     unsigned int     modifiers;
     unsigned int     buttons;
     unsigned int     double_click;
     unsigned int     triple_click;
     int              same_screen;

     int              x;
     int              y;
     struct {
        int           x;
        int           y;
     } root;

     struct {
        int           device; /* @c 0 if normal mouse, @c 1+ for other mouse-devices (eg multi-touch - other fingers) */
        double        radius, radius_x, radius_y; /* radius of press point - radius_x and radius_y if it is an ellipse (radius is the average of the 2) */
        double        pressure; /* pressure - 1.0 == normal, > 1.0 == more, 0.0 == none */
        double        angle; /* angle relative to the perpendicular (0.0 == perpendicular), in degrees */
        double        x, y; /* same as x, y, root.x, root.y, but with sub-pixel precision, if available */
        struct {
           double     x, y;
        } root;
     } multi;
  };

struct _Ecore_Event_Mouse_Wheel
  {
     Ecore_Window     window;
     Ecore_Window     root_window;
     Ecore_Window     event_window;

     unsigned int     timestamp;
     unsigned int     modifiers;

     int              same_screen;
     int              direction;
     int              z;

     int              x;
     int              y;
     struct {
        int           x;
        int           y;
     } root;
  };

struct _Ecore_Event_Mouse_Move
  {
     Ecore_Window     window;
     Ecore_Window     root_window;
     Ecore_Window     event_window;

     unsigned int     timestamp;
     unsigned int     modifiers;

     int              same_screen;

     int              x;
     int              y;
     struct {
        int           x;
        int           y;
     } root;

     struct {
        int           device; /* @c 0 if normal mouse, @c 1+ for other mouse-devices (eg multi-touch - other fingers) */
        double        radius, radius_x, radius_y; /* radius of press point - radius_x and radius_y if it is an ellipse (radius is the average of the 2) */
        double        pressure; /* pressure - 1.0 == normal, > 1.0 == more, 0.0 == none */
        double        angle; /* angle relative to the perpendicular (0.0 == perpendicular), in degrees */
        double        x, y; /* same as x, y, root.x, root.y, but with sub-pixel precision, if available */
        struct {
           double     x, y;
        } root;
     } multi;
  };

struct _Ecore_Event_Mouse_IO
  {
     Ecore_Window     window;
     Ecore_Window     event_window;

     unsigned int     timestamp;
     unsigned int     modifiers;

     int              x;
     int              y;
  };

struct _Ecore_Event_Modifiers
  {
     unsigned int size;
     unsigned int array[ECORE_LAST];
  };

EAPI int                  ecore_event_init(void);
EAPI int                  ecore_event_shutdown(void);
EAPI unsigned int         ecore_event_modifier_mask(Ecore_Event_Modifier modifier);
EAPI Ecore_Event_Modifier ecore_event_update_modifier(const char *key, Ecore_Event_Modifiers *modifiers, int inc);

/**
 * @internal
 * @since 1.7
 */
EAPI Ecore_Compose_State  ecore_compose_get(const Eina_List *seq, char **seqstr_ret);

#ifdef __cplusplus
}
#endif

#endif
