/***********************************************************************************************
the code is writen in such a way that for two cycle ll leds chase clockwiase and anticlockwise
using red clockwise,yellow anticlockwise then green green clockwise,cyan anticlockwise
after that led blinks 16 times each time with different colors
author arvind patil . india nandurbar 22 march2023
Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for 
"fair use" for purposes such as criticism, comment, news reporting, teaching, 
scholarship, and research. Fair use is a use permitted by copyright statute that 
might otherwise be infringing. Non-profit, educational or personal use tips the balance 
in favor of fair use.

************************************************************************************************/
#include <Adafruit_NeoPixel.h>

#define LED_PIN 5
#define LED_COUNT 16

Adafruit_NeoPixel strip(LED_COUNT, LED_PIN, NEO_GRB + NEO_KHZ800);

void setup() {
  strip.begin();
  strip.show(); // Initialize all pixels to 'off'
}

void loop() {
  // Red clockwise
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, strip.Color(255, 0, 0));
    strip.show();
    delay(50);
  }
  delay(500);
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, 0);
    strip.show();
    delay(50);
  }

  // Yellow anticlockwise
  for (int i = LED_COUNT - 1; i >= 0; i--) {
    strip.setPixelColor(i, strip.Color(255, 255, 0));
    strip.show();
    delay(50);
  }
  delay(500);
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, 0);
    strip.show();
    delay(50);
  }

  // Green clockwise
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, strip.Color(0, 255, 0));
    strip.show();
    delay(50);
  }
  delay(500);
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, 0);
    strip.show();
    delay(50);
  }

  // Cyan anticlockwise
  for (int i = LED_COUNT - 1; i >= 0; i--) {
    strip.setPixelColor(i, strip.Color(0, 255, 255));
    strip.show();
    delay(50);
  }
  delay(500);
  for (int i = 0; i < LED_COUNT; i++) {
    strip.setPixelColor(i, 0);
    strip.show();
    delay(50);
  }

  // Blink all LEDs
  for (int i = 0; i < 16; i++) {
    strip.setPixelColor(0, strip.Color(255, 0, 0)); // Red
    strip.setPixelColor(1, strip.Color(0, 255, 0)); // Green
    strip.setPixelColor(2, strip.Color(0, 0, 255)); // Blue
    strip.setPixelColor(3, strip.Color(255, 0, 255)); // Magenta
    strip.setPixelColor(4, strip.Color(255, 165, 0)); // Orange
    strip.setPixelColor(5, strip.Color(255, 255, 0)); // Yellow
    
    strip.setPixelColor(6, strip.Color(0,255, 255)); // aqua
    strip.setPixelColor(7, strip.Color(95, 158, 160)); //cadeblue
    strip.setPixelColor(8, strip.Color(255, 127, 80)); // coral
    strip.setPixelColor(9, strip.Color(0, 0, 139)); // darkblue
    strip.setPixelColor(10, strip.Color(0, 100, 0)); // darkgreen
    strip.setPixelColor(11, strip.Color(153, 50, 204)); //darkorchid
    
    strip.setPixelColor(12, strip.Color(255, 20, 147)); //deeppink
    strip.setPixelColor(13, strip.Color(255, 0, 255)); // fuchsia
    strip.setPixelColor(14, strip.Color(0, 0, 205)); // medium blueBlue
    strip.setPixelColor(15, strip.Color(0, 255, 0)); // lime
    strip.setPixelColor(16, strip.Color(147, 112, 219)); //mediumpurple
   // strip.setPixelColor(5, strip.Color(0, 0, 128)); // navy
   // strip.setPixelColor(5, strip.Color(255, 192, 203)); // pink
    
    strip.show();
      
   
   
    delay(100);
    strip.clear();
    strip.show();
    delay(100);
  }
}