/*
  Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
  Sketch -> Include Library -> Manage Libreries -> U8g2 by oliver -> Install
*/

#include <Arduino.h>
#include <U8g2lib.h>

#include <Wire.h>

// For 128x32
U8G2_SSD1306_128X32_UNIVISION_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);  // Adafruit ESP8266/32u4/ARM Boards + FeatherWing OLED
// For 128x64
//U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, /* reset=*/ U8X8_PIN_NONE);

#define Out1 A1  // PB08
#define Out2 A2  // PB9 
#define Out3 A3  // PA4
#define Out4 A4  // PA5
#define Out5 XX  // PA03
#define Out6 27  // PA28

void setup(void) {
  u8g2.begin();
}

void drawLogo(void)
{
    u8g2.setFontMode(1);	// Transparent

    u8g2.setFontDirection(0);
    u8g2.setFont(u8g2_font_inb16_mf);
    u8g2.drawStr(0, 22, "U");
    
    u8g2.setFontDirection(1);
    u8g2.setFont(u8g2_font_inb19_mn);
    u8g2.drawStr(14,8,"8");
    
    u8g2.setFontDirection(0);
    u8g2.setFont(u8g2_font_inb16_mf);
    u8g2.drawStr(36,22,"g");
    u8g2.drawStr(48,22,"\xb2");
    
    u8g2.drawHLine(2, 25, 34);
    u8g2.drawHLine(3, 26, 34);
    u8g2.drawVLine(32, 22, 12);
    u8g2.drawVLine(33, 23, 12);
}

void drawURL(void)
{
  u8g2.setFont(u8g2_font_helvB14_tr);
  u8g2.drawStr(74,15,"GEVA");  
  u8g2.setFont(u8g2_font_crox2hb_tf);
  u8g2.drawStr(54,32,"elettronica");

  // For 128x64
  u8g2.setFont(u8g2_font_profont10_tr);
  u8g2.drawStr(0,62,"shop.gevaelettronica.it");  
  
}

void loop(void) {
  u8g2.clearBuffer();
  drawLogo();
  drawURL();
  u8g2.sendBuffer();
  delay(1000);
}