Neopixel LED Strip

#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
 #include <avr/power.h>
#endif

#define LED_PIN   6
const int buttonPin = 2;

#define LED_COUNT 60
int buttonState = 0; //set button state LOW

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


void setup() {
  // put your setup code here, to run once:
  #if defined(__AVR_ATtiny85__) && (F_CPU == 16000000)
  clock_prescale_set(clock_div_1);
#endif
  strip.begin();
  strip.show();
  strip.setBrightness(50);
  pinMode(buttonPin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  buttonState = digitalRead(buttonPin); //read button state
if (buttonState == HIGH){  //when button is pressed
  colorWipe(strip.Color(255, 0, 0), 15);//red
  colorWipe(strip.Color(0, 255, 0), 15);//green
  colorWipe(strip.Color(0, 0, 255), 15);//blue
  colorWipe(strip.Color(255,255,0), 15);//yellow
  colorWipe(strip.Color(255, 0,255), 15);//magenta
  colorWipe(strip.Color(0, 255,255), 15);//cyan
  colorWipe(strip.Color(255,255,255),15);//White
}else {  //when button is released
  colorWipe(strip.Color(0,0,0),50); //turn off
}
}

void colorWipe(uint32_t color, int wait) {
  for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip...
    strip.setPixelColor(i, color);         //  Set pixel's color (in RAM)
    strip.show();                          //  Update strip to match
    delay(wait);                           //  Pause for a moment
  }
}