#include <Adafruit_GFX.h> // Hardware-specific library
#include <Adafruit_ILI9341.h>
#include <SPI.h>

#define TFT_CS 10   // TFT CS pin
#define TFT_DC 9    // TFT DC pin
#define TFT_RST 8   // TFT reset

//MCUFRIEND_kbv tft;
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);

void SetText(uint8_t X, uint8_t Y, String Text, uint16_t Color);
String GetScrolledText(String S, uint8_t Position);

char Buffer[40];

String OldText;
uint8_t Counter = 0;
uint8_t ScrollSpeed = 1; // Adjust this value to control the scrolling speed

void setup()
{
  Serial.begin(9600);
  tft.begin();
  tft.setRotation(4); // Horizontal display
  
  tft.fillScreen(ILI9341_BLACK); // Black background
  tft.setTextColor(ILI9341_GREEN);
  tft.setTextSize(5);
  tft.setTextWrap(false);
}

void loop()
{
  uint16_t Zeit;
  String text;
  Zeit = millis() / 10;
  
  sprintf(Buffer, "ARVIND PATIL, INDIA    %d    -", Zeit);
  
  text = Buffer;

  if (Counter >= text.length() * 6) // Multiply by 6 to control scrolling distance
    Counter = 0;

  Serial.print("Counter ");
  Serial.println(Counter);

  SetText(Counter, 6, OldText, ILI9341_CYAN);
  text = GetScrolledText(text, Counter);
  SetText(Counter, 6, text, ILI9341_RED);
  OldText = text;

  Counter += ScrollSpeed;

  delay(50); // Adjust this delay for smoother scrolling (lower value) or slower scrolling (higher value)
}

String GetScrolledText(String S, uint8_t Position)
{
  String t = "";
  for (uint8_t i = 0; i < S.length(); i++)
  {
    t += S.charAt((Position + i) % S.length());
  }
  Serial.println(t);
  return t;
}

void SetText(uint8_t X, uint8_t Y, String Text, uint16_t Color)
{
  tft.setTextColor(Color, ILI9341_BLACK); // Black is Background
  tft.setCursor(10, 150);
  tft.print(Text);
}