#include <Adafruit_NeoPixel.h>

// 23619 - Maria Eduarda

#define NEOP_PIN 8
#define NUM_PIXELS 16
#define Delay 50           

Adafruit_NeoPixel ring{
  NUM_PIXELS ,
  NEOP_PIN,
  NEO_GRB + NEO_KHZ800
};

// #define red ring.Color(255,0,0)
// #define green ring.Color(0,255,0)
#define blue ring.Color(255,255,255)
#define cyan ring.Color(0,255,255)



uint32_t cor = cyan;


void setup() {
  // put your setup code here, to run once:
    ring.begin();
    ring.show();
    delay(5000);
}

int posicao = 16;

void loop() {
  // put your main code here, to run repeatedly:
  for (int i=0; i<16; i++){
    if (i==0)
    ring.setPixelColor(i, ring.Color(255/16*i,0,0));
    ring.setPixelColor(i, ring.Color(255/10*i,0,255));


    ring.show();
    delay(100);
  }
    delay(200);
    ring.clear();
    ring.show();
    switch (posicao++){
      //case 0:
         // cor = red;
        //  break;
    //case 1:
        //cor = green;
        //break;
    case 0:
        cor = blue;
        break;
  case 1:
        cor = cyan;
        break;
    default: 
      posicao = 0;
    }
}