#ifndef EVENT_USER
#define EVENT_USER

/*
 * Structure containing informations about events.
 */
typedef struct {
  /*
   * X00T 00ZZ
   *
   * Where:
   *    * X = press (1) or release (0)
   *    * T = keyboard (1) or mouse (0)
   *    * ZZ (only for mouse events) = button
   *        * left (01)
   *        * right (10)
   *        * middle (11)
   */
  unsigned char infos;
  /* Key pressed (not use if mouse event) */
  unsigned char key;
  /* X coordinate of click (not use if keyboard event) */
  signed short x;
  /* Y coordinate of click (not use if keyboard event) */
  signed short y;
} event;

typedef enum {
  LEFT = 0x01,
  RIGHT = 0x10,
  MIDDLE = 0x11
} mouse_button;


/*
 * Create a new event, the caller must free it after use.
 */
event * new_event();

/*
 * Put all fields at 0.
 */
void reset(event *event);

/*
 * Init a basic event and set if the key/button is pressed or not.
 */
void init_event(event *event, char is_pressed);

/*
 * Init a mouse event and set if the button is pressed or not.
 * The caller must indicate coordonates.
 */
void mouse_event(event *event, mouse_button button);

/*
 * Init a mouse event and set if the button is pressed or not.
 * It sets also the coordinates.
 */
void mouse_event_coord(event *event, mouse_button button, signed short x,
                       signed short y);

/*
 * Init a keyboard event and set if the key is pressed or not.
 */
void kb_event(event *event, char key, char is_pressed);
#endif