#include <U8g2lib.h>

U8G2_SSD1306_128X64_NONAME_1_SW_I2C u8g2 (U8G2_R0, 9, 8, U8X8_PIN_NONE);
U8G2_SSD1306_128X64_NONAME_1_SW_I2C u8g2_2 (U8G2_R0, 6, 7, U8X8_PIN_NONE);


void oledDraw(U8G2& oled, const char* message) {
    oled.firstPage();
    do {
        oled.setFont(u8g2_font_t0_11_tf);
        oled.drawStr(0, 12, message);
        
        oled.setFont(u8g2_font_t0_11b_tf);
        oled.drawStr(0, 24, message);
        
        oled.setFont(u8g2_font_NokiaSmallPlain_tf);
        oled.drawStr(0, 37, message);
        
        oled.setFont(u8g2_font_NokiaSmallBold_tf);
        oled.drawStr(0, 50, message);
        
        oled.setFont(u8g2_font_lucasfont_alternate_tf);
        oled.drawStr(0, 64, message);
    } while (oled.nextPage());
}


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println(F("Hello, ESP32-C3!"));

  u8g2.begin();
  u8g2_2.begin();

  u8g2.firstPage();
  do {
    u8g2.setFont(u8g2_font_t0_11_tf);
    u8g2.drawStr(0,12,"Hello World!");
    
    u8g2.setFont(u8g2_font_t0_11b_tf);
    u8g2.drawStr(0,24,"Hello World!");
    
    u8g2.setFont(u8g2_font_NokiaSmallPlain_tf);
    u8g2.drawStr(0,37,"Hello World!");
    
    u8g2.setFont(u8g2_font_NokiaSmallBold_tf);
    u8g2.drawStr(0,50,"Hello World!");

    u8g2.setFont(u8g2_font_lucasfont_alternate_tf);
    u8g2.drawStr(0,64,"Hello World!");

  } while ( u8g2.nextPage() );

  Serial.println("Done drawing display 1");
  delay(1000);
  /*
  u8g2_2.firstPage();
  do {
    u8g2_2.setFont(u8g2_font_t0_11_tf);
    u8g2_2.drawStr(0,12,"Hello World!");
    
    u8g2_2.setFont(u8g2_font_t0_11b_tf);
    u8g2_2.drawStr(0,24,"Hello World!");
    
    u8g2_2.setFont(u8g2_font_NokiaSmallPlain_tf);
    u8g2_2.drawStr(0,37,"Hello World!");
    
    u8g2_2.setFont(u8g2_font_NokiaSmallBold_tf);
    u8g2_2.drawStr(0,50,"Hello World!");

    u8g2_2.setFont(u8g2_font_lucasfont_alternate_tf);
    u8g2_2.drawStr(0,64,"Hello World!");

  } while ( u8g2_2.nextPage() );
  */
  oledDraw(u8g2_2, "Hello World");  
  Serial.println("Done drawing display 2");

}

void loop() {

}