// This #include statement was automatically added by the Particle IDE.
#include <neopixel.h>


//Set pixel COUNT, PIN, and TYPE 
#define PIXEL_COUNT 16
#define PIXEL_PIN D5
#define PIXEL_TYPE WS2812

Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL_COUNT, PIXEL_PIN, PIXEL_TYPE);

void setup() {

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

void loop() {
    
    uint16_t i;
    uint32_t w = strip.Color(255, 255, 255);
    
    //Switch on each pixel in blue all at once
    for(i=0; i<strip.numPixels(); i++){
        
        if(i>0){
            strip.setPixelColor( (i-1), 0, 0, 0);
        }
        strip.setPixelColor( i, w);
        strip.show();
        delay(1000);

    }
    strip.setPixelColor( 15, 0, 0, 0);
    strip.show();
    //delay(1000);
    
    
}