xc.h

#ifndef XC_H
#define XC_H

#include <allegro5/allegro.h>

#define XC_EVENT_AXIS ALLEGRO_EVENT_JOYSTICK_AXIS
#define XC_EVENT_BUTTON_DOWN ALLEGRO_EVENT_JOYSTICK_BUTTON_DOWN
#define XC_EVENT_BUTTON_UP ALLEGRO_EVENT_JOYSTICK_BUTTON_UP
#define XC_CONFIGURATION ALLEGRO_EVENT_JOYSTICK_CONFIGURATION

typedef struct {
  bool analog_output;
  bool trigger;
  float* position;
  bool* negative;
  bool* positive;
} XC_STICK_AXIS_MAP;

typedef struct {
  int num_buttons;
  bool* button_map[15];
  int num_sticks;
  XC_STICK_AXIS_MAP stick_map[4][2];
} XC_MAP;

typedef struct {
  // axis values
  float left_stick_x;
  float left_stick_y;
  float left_trigger;
  float right_stick_x;
  float right_stick_y;
  float right_trigger;
  bool dpad_up;
  bool dpad_down;
  bool dpad_left;
  bool dpad_right;
  // buttons pressed
  bool button_a;
  bool button_b;
  bool button_x;
  bool button_y;
  bool button_left_stick;
  bool button_right_stick;
  bool button_left_shoulder;
  bool button_right_shoulder;
  bool button_start;
  bool button_back;
  bool button_xbox;
  // reference to the underlying joystick object
  ALLEGRO_JOYSTICK *joy;
  XC_MAP controls_map;
  int num_buttons;
  bool* button_map[15];
} XC_STATE;

bool xc_install();
bool xc_reconfigure();
void xc_clear_state(XC_STATE *state);
void xc_free_state(XC_STATE *state);
void xc_update(ALLEGRO_EVENT event);
XC_STATE *xc_get_state(int num);
ALLEGRO_EVENT_SOURCE *xc_get_event_source();
void setup_controller_map(XC_STATE *state);
void setup_default_controller_map(XC_STATE *state);
void setup_xinput_controller_map(XC_STATE *state);
#endif