#ifndef SEGMENT_H
#define SEGMENT_H

#include "lib/mystd.h"

typedef uint8_t segment_digit;

typedef enum {
	DIGIT_NONE	= 0,
	DIGIT_1		= BV((0 + 4)),
	DIGIT_2		= BV((1 + 4)),
	DIGIT_3		= BV((2 + 4)),
	DIGIT_4		= BV((3 + 4)),
	DIGIT_ALL	= DIGIT_1 | DIGIT_2 | DIGIT_3 | DIGIT_4,
	_DIGIT_MASK = DIGIT_ALL,
} segment_mask;

typedef struct {
		segment_digit digits[4];
		segment_mask  mask;
		bool		  enable;
} segment_data;

#define SEG_0  (0b00111111)
#define SEG_1  (0b00000110)
#define SEG_2  (0b01011011)
#define SEG_3  (0b01001111)
#define SEG_4  (0b01100110)
#define SEG_5  (0b01101101)
#define SEG_6  (0b01111101)
#define SEG_7  (0b00000111)
#define SEG_8  (0b01111111)
#define SEG_9  (0b01101111)

#define SEG_a  (BV(0))
#define SEG_b  (BV(1))
#define SEG_c  (BV(2))
#define SEG_d  (BV(3))
#define SEG_e  (BV(4))
#define SEG_f  (BV(5))
#define SEG_g  (BV(6))
#define SEG_dp (BV(7))

t_error segment_init(void);
t_error segment_set_digit(segment_digit data, segment_mask digit);
t_error segment_set_mask(segment_mask mask);
t_error segment_refresh_display(void);
void	segment_enable(void);
void	segment_disable(void);

#endif /* SEGMENT_H */