#pragma once

//  HD44780 LCD display driver - 4-bit mode
//
//  LCD pins are configured using a file lcd_config.h, which you
//  have to add next to your main.c file.
//
//  Content can be something like this:
//
//

#include <stdint.h>
#include <stdbool.h>

/** Initialize the display */
void lcd_init();

/** Send a string to LCD */
void lcd_puts(const char* str_p);

/** Send a string to LCD, N characters long */
void lcd_putsn(const char *str_p, size_t len);

/** Sedn a char to LCD */
void lcd_putc(char c);

/** Show string at X, Y */
#define lcd_puts_xy(x, y, str) do { lcd_xy((x), (y)); lcd_puts((str)); } while(0)

/** Show char at X, Y */
#define lcd_putc_xy(x, y, c) do { lcd_xy((x), (y)); lcd_putc((c)); } while(0)

/** Set cursor position */
void lcd_xy(uint8_t x, uint8_t y);

/** Set LCD cursor. If not enabled, only remember it. */
#define CURSOR_NONE  0b00
#define CURSOR_BAR   0b10
#define CURSOR_BLINK 0b01
#define CURSOR_BOTH  0b11
void lcd_set_cursor(uint8_t type);

/** Display display (preserving cursor) */
void lcd_disable();

/** Enable display (restoring cursor) */
void lcd_enable();

/** Go home */
void lcd_home();

/** Clear the screen */
void lcd_clear();

/**
 * Define a glyph - 8 bytes, right 5 bits are used.
 * There are total 8 custom glyphs that can be defined.
 */
void lcd_glyph(uint8_t index, const uint8_t* array);

/** Set address in CGRAM */
void lcd_addr_cg(uint8_t acg);

/** Set address in DDRAM */
void lcd_addr(uint8_t add);