omniglass.h

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#ifndef OMNIGLASS_PUBLIC_API_INCLUDED
#define OMNIGLASS_PUBLIC_API_INCLUDED
 
 
#include <stdbool.h>
#include "constants.h"
#include "config.h"
struct omniglass;
 
omniglass_operation_results omniglass_init(struct omniglass **handle);
 
int omniglass_step(struct omniglass *handle);
 
typedef struct omniglass_raw_touchpoint {
  bool is_touching; 
  double x; 
  double y; 
} omniglass_raw_touchpoint;
 
typedef struct omniglass_raw_report {
  int points_max; 
  omniglass_raw_touchpoint *points; 
} omniglass_raw_report;
 
omniglass_operation_results omniglass_get_raw_report(struct omniglass *handle, omniglass_raw_report **report);
 
typedef struct omniglass_raw_specifications {
  double width;
  double height;
  int max_points;
} omniglass_raw_specifications;
 
omniglass_operation_results omniglass_get_touchpad_specifications(struct omniglass *handle, omniglass_raw_specifications **specs);
 
/* CALLBACK SECTION (listen, remove listener, define gestures)
 *
 * most callbacks accept a "passthrough" void pointer that the user can provide at register-time.
 * this allows passing to each callback the data it needs without using global variables.
*/
typedef void (*omniglass_callback_touches_changed)(omniglass_raw_report*, void*);
typedef void (*omniglass_callback_slide)(double, double, void*);
typedef void (*omniglass_callback_pressed)(int);
typedef void (*omniglass_callback_released)(int);
typedef void (*omniglass_callback_edge)(double, void*);
 
int omniglass_register_callback(struct omniglass *handle, void (*callback) (), omniglass_touchpad_edge edge);
 
omniglass_operation_results omniglass_listen_gesture_touches_changed(struct omniglass *handle, omniglass_callback_touches_changed callback, void *passthrough);
 
omniglass_gesture_operation_result omniglass_listen_gesture_slide(struct omniglass *handle, omniglass_callback_slide callback, void *passthrough);
 
void omniglass_disable_gesture_slide(struct omniglass *handle);
 
omniglass_gesture_operation_result omniglass_listen_gesture_edge(struct omniglass *handle, omniglass_callback_edge callback, omniglass_touchpad_edge edge, void *passthrough);
 
void omniglass_disable_gesture_edge(struct omniglass *handle);
 
omniglass_gesture_operation_result omniglass_listen_gesture_edge_left(struct omniglass *handle, omniglass_callback_edge callback, void * passthrough);
omniglass_gesture_operation_result omniglass_listen_gesture_edge_right(struct omniglass *handle, omniglass_callback_edge callback, void *passthrough);
omniglass_gesture_operation_result omniglass_listen_gesture_edge_top(struct omniglass *handle, omniglass_callback_edge callback, void *passthrough);
omniglass_gesture_operation_result omniglass_listen_gesture_edge_bottom(struct omniglass *handle, omniglass_callback_edge callback, void *passthrough);
 
omniglass_gesture_operation_result omniglass_enable_parameter_swipe(struct omniglass *handle, double *swipe_x, double *swipe_y);
 
#endif