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

#define SCREEN_WIDTH 128 // OLED width,  in pixels
#define SCREEN_HEIGHT 64 // OLED height, in pixels

// create an OLED display object connected to I2C
Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

void setup() {
  Serial.begin(9600);

  // initialize OLED display with I2C address 0x3C
  if (!oled.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("failed to start SSD1306 OLED"));
    while (1);
  }

  delay(2000);                 // wait two seconds for initializing
  oled.clearDisplay();         // clear display

  oled.setTextSize(2);         // set text size
  oled.setTextColor(WHITE);    // set text color
  oled.setCursor(0, 2);        // set position to display (x,y)
  oled.println("Electro");     // set text
  oled.setTextSize(3);         // set text size
  oled.println("Hakemi");      // set text
  oled.display();              // display on OLED
  delay(2000);                 // wait two seconds
}

const char text[] = "Electro\nHakemi";

void loop() {
  delay(1000);                // wait one seconds

  oled.clearDisplay();        // clear display
  oled.display();             // display on OLED

  oled.setTextColor(WHITE);   // set text color
  oled.setCursor(0, 16);      // set position to display (x,y)
  
  for (size_t i = 0; text[i] != '\0'; i++)
  {
    oled.print(text[i]);      // set text
    delay(100);
    oled.display();           // display on OLED
  }

  delay(1000);                // wait one seconds
 
  oled.setTextColor(BLACK);   // set text color
  oled.setCursor(0, 16);      // set position to display (x,y)

  for (size_t i = 0; text[i] != '\0'; i++)
  {
    oled.print(text[i]);      // set text
    delay(100);
    oled.display();           // display on OLED
  }
}