// EXCERCISE 2: Turning on Neopixel different color

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

// IMPORTANT: Set pixel COUNT, PIN and TYPE
#define PIXEL_PIN D2
#define PIXEL_COUNT 16
#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 c = strip.Color(0,0,0);
    
    for (int j=0; j<4; j++) {
        
        switch (j){
            case 0:
                c = strip.Color(0,0,255);
                break;
            case 1:
                c = strip.Color(255,0,0);
                break;
            case 2:
                c = strip.Color(0,255,0);
                break;
            case 3:
                c = strip.Color(255,255,255);
                break;
        }
        
        for(i=0; i< strip.numPixels(); i++) {
            strip.setPixelColor(i, c );
		    strip.show();
		    delay( 100 );
        }
	    delay( 1000 );
    }
}