#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <ssd1306.h> 

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

// Declaration for SSD1306 OLED display connected using I2C (SDA, SCL pins)
#define OLED_RESET    -1  // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

void setup() {
  // Initialize serial communication for debugging
  Serial.begin(9600);

  // Initialize the OLED display
  if(!display.begin(SSD1306_PAGEADDR, 0x3c)) {
    Serial.println(F("SSD1306 allocation failed"));
    for(;;); // Don't proceed, loop forever
  }

  // Clear the buffer
  display.clearDisplay();

  // Display a welcome message
  display.setTextSize(1);      // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE); // Draw white text
  display.setCursor(30, 30);     // Start at top-left corner
  display.println(F("Hello, world!"));
  display.display();           // Display the buffer
  delay(2000);                 // Pause for 2 seconds

  // Clear display and draw shapes
  display.clearDisplay();
  display.drawLine(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT, SSD1306_WHITE);
  display.drawLine(SCREEN_WIDTH, 0, 0, SCREEN_HEIGHT, SSD1306_WHITE);
  display.display();           // Show the buffer on the screen
  delay(2000);
}

void loop() {
  // You can add more code here to update the display or show animations
  display.clearDisplay();

  // Display a welcome message
  display.setTextSize(1);      // Normal 1:1 pixel scale
  display.setTextColor(SSD1306_WHITE); // Draw white text
  display.setCursor(30, 30);     // Start at top-left corner
  display.println(F("Hello, world!"));
  display.display();           // Display the buffer
  delay(2000);      


}