#include <FastLED.h>

///////////////////////////////////////////////////////////////////////////////////////////
//
// Move a white dot along the strip of leds.  This program simply shows how to configure the leds,
// and then how to turn a single pixel white and then off, moving down the line of pixels.
// 

// How many leds are in the strip?
#define NUM_LEDS 5
#define DATA_PIN 2

// This is an array of leds.  One item for each led in your strip.
CRGB leds[NUM_LEDS];

// This function sets up the leds and tells the controller about them
void setup() {
  delay(200);
  FastLED.addLeds<WS2812, DATA_PIN, GRB>(leds, NUM_LEDS);  // GRB ordering is typical

}

void loop() {

  // Moving a single led:
  for(int theLed = 0; theLed < NUM_LEDS; theLed = theLed + 1) {
    leds[theLed] = CRGB::Red;
    FastLED.show();                 //Show the leds
    delay(500);                     //Small delay to slow things down
    leds[theLed] = CRGB::Black;   // Turn current led back to black 
  }

  //Set all to same colour:
  delay(500);
  for(int theLed = 0; theLed < NUM_LEDS; theLed = theLed + 1) {
    leds[theLed] = CRGB::Red;
  }
  FastLED.show();                 //Show the leds
  delay(500);                     //Small delay to slow things down

}


void illuminateAll(col, pause) {
  for(int theLed = 0; theLed < NUM_LEDS; theLed = theLed + 1) {
    leds[theLed] = CRGB::Red;
  }
  FastLED.show();
}

void illuminateOne(col, pause) {
  for(int theLed = 0; theLed < NUM_LEDS; theLed = theLed + 1) {
    leds[theLed] = CRGB::Red;
    FastLED.show();                 //Show the leds
    delay(500);                     //Small delay to slow things down
    leds[theLed] = CRGB::Black;   // Turn current led back to black 
  }

}