#ifndef LCDDISPLAY_HPP
#define LCDDISPLAY_HPP

#define LCD_LINES 4
#define LCD_COLS 40

#include <stdint.h>

struct lcd_t {
	int fd;
	uint32_t baud;
	char writebuf[LCD_LINES * LCD_COLS + 8];
	char port[128];
};

typedef uint8_t lcd_glyph_t[8];

void lcd_close(struct lcd_t* lcd);
void lcd_clear(struct lcd_t* lcd);
void lcd_set_contrast(struct lcd_t* lcd, uint8_t contrast);
void lcd_set_backlight(struct lcd_t* lcd, bool enabled);
void lcd_set_cursor(struct lcd_t* lcd, uint8_t row, uint8_t col);
void lcd_set_custom_char(struct lcd_t* lcd, uint8_t index, const lcd_glyph_t* glyph);
void lcd_write_str(struct lcd_t* lcd, const char* str, uint8_t len);
void lcd_write_str_pos(struct lcd_t* lcd, const char* str, uint8_t len, uint8_t posX, uint8_t posY);
void lcd_write_buf(struct lcd_t* lcd, uint8_t row, uint8_t col, const char* str);
int lcd_writef(struct lcd_t *lcd, uint8_t offset, const char *fmt, ...);
void lcd_clear_buf(struct lcd_t* lcd);
void lcd_flush_buf(struct lcd_t* lcd);
char lcd_bar(struct lcd_t* lcd, uint8_t char_id, double value);
int lcd_init(struct lcd_t* lcd);

inline char cc(const uint8_t c) { return (char)(c % 8); }


#endif