gistfile1.txt

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

// pint that the strip is connected to
#define PIN 7

// strip is a variable (instance of neopixel library)
// first argument is number of pixels, then pin number
Adafruit_NeoPixel strip = Adafruit_NeoPixel(5, 7, NEO_GRB + NEO_KHZ800);

// define button pins
const int button1 = 2;
const int button2 = 4;

int button1State = 0; // changing from 0 and 1 (digital)
int button2State = 0; // changing from 0 and 1 (digital)

void setup() {
  // initialize the strip
  strip.begin();
  strip.show(); // sets all pixels to 'off'
  // initialize buttons as input
  pinMode(button1, INPUT);
  pinMode(button2, INPUT);

  // establish serial comm for debugging
  Serial.begin(9600);
}

void loop() {
  // first set the pixel color, then you show them
  // setPixelColor(n, red, green, blue); n is the pixel #
  // 0 is closest to the arduino
  // r g b are values 0 - 255
  
//  strip.setPixelColor(0, 0, 150, 150);
//  strip.setPixelColor(2, 150, 0, 150);
//  strip.show();

  button1State = digitalRead(button1);
  button2State = digitalRead(button2);

  Serial.println(button2State);

  // if button 1 is pressed, turn LEDs red/pink from bottom to top
  if((button1State == HIGH) && (button2State == LOW)){
    for(uint16_t i = 0; i < strip.numPixels(); i++){
      strip.setPixelColor(i, 191, 10, 48);
      strip.show();
      delay(500);
    }
  }
  // if button 2 is pressed, turn LEDs blue/teal from bottom to top
  else if((button2State == HIGH) && (button1State == LOW)){
    for(uint16_t i = 0; i < strip.numPixels(); i++){
      strip.setPixelColor(i, 0, 128, 129);
      strip.show();
      delay(500);
    }
  }
  // if both are pressed, turn LEDs purple/lavender from bottom to top
  else if((button1State == HIGH) && (button2State == HIGH)){
    for(uint16_t i = 0; i < strip.numPixels(); i++){
      strip.setPixelColor(i, 107, 63, 160);
      strip.show();
      delay(500);
    }
  }
  // else, all lights are off
  else if((button1State == LOW) && (button2State == LOW)){
    for(uint16_t i = 0; i < strip.numPixels(); i++){
      strip.setPixelColor(i, 0, 0, 0);
      strip.show();
      delay(500);
    }   
  }

}