#pragma once

#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define OLED_SDA 21
#define OLED_SCL 22
#define OLED_RST -1

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

enum class DisplayError : int16_t {
    OK           =  0,
    INIT_FAILED  = -1
};

void displayInit();
void displayGasIndex(uint32_t pulses);