arduino_wheeloffortune.ino

//Wheel of Fortune
//Version : 01
//MJ - 14-01-2020

// Define Pins
int delayTime = 50;
int LEDS[10];
int buttonpin = 13;
bool startRolling = false;
long randNumber;

void setup()
{
  Serial.begin(9600);
  pinMode(buttonpin, INPUT_PULLUP);
  randomSeed(analogRead(0));
  randNumber = random(0, 9);
  for (int i = 0; i <= 10; i++)
  {
    LEDS[i] = 2 + i;
  }
  shiftTab(LEDS, 10, randNumber);
  for (int j = 0; j <= 10; j++)
  {
    pinMode(LEDS[j], OUTPUT);
    digitalWrite(LEDS[j], LOW);
  }
}

void loop()
{
  startRolling = false;
  //digitalWrite(LEDS[9], HIGH);
  //Serial.println(millis()/500);
  //delay(500);
  delay(delayTime / 2);
  //digitalWrite(LEDS[9], HIGH);
  if (digitalRead(buttonpin) == LOW)
  {
    startRolling = true;
  }
  /*else
  {
    shutALlDels();
    startRolling = false;
    //Serial.print(LEDS[y]);
    //Serial.println();
  }*/
  if (startRolling)
  {
    rollLoop();
    startRolling = false;
  }
}

void shiftTab(int tab[], int tabSize, int pos)
{
  int teb[10];
  int counter = 0;
  int counterB = 0;
  for (int i = pos; i < tabSize; i++)
  {
    teb[counter] = tab[i];
    counter++;
  }
  if (counter != tabSize)
  {
    counterB = counter;
    for (int i = 0; i < tabSize - counter; i++)
    {
      teb[counterB] = tab[i];
      counterB++;
    }
  }
  for (int i = 0; i < tabSize; i++)
  {
    tab[i] = teb[i];
  }
}

void rollLoop()
{
  //get random number 0 to 9 and set starting led for actually random result
  int lastDel = 0;
  while (delayTime <= 700)
  {
    int x;
    delay(delayTime / 2);
    digitalWrite(LEDS[9], LOW);
    digitalWrite(LEDS[0], HIGH);
    for (x = 1; x <= 9; x++)
    {
      delay(delayTime);
      digitalWrite(LEDS[x - 1], LOW);
      digitalWrite(LEDS[x], HIGH);
    }
    if (delayTime == 650)
    {
      delay(delayTime / 2);
      digitalWrite(LEDS[x - 1], LOW);
      delay(delayTime / 2);
      digitalWrite(LEDS[x - 1], HIGH);
      delay(delayTime / 2);
      digitalWrite(LEDS[x - 1], LOW);
      delay(delayTime / 2);
      digitalWrite(LEDS[x - 1], HIGH);
      delay(2500);
    }
    delayTime = delayTime + 200;
  }
}

void shutALlDels()//for some odd reasons using for loop here create strange behavior - last leds is half unpowered
{
  //need to fix with for loop
  for (int i = 0; i <= 10; i++)
  {
    digitalWrite(LEDS[i], LOW);
  }
  /*digitalWrite(LEDS[0], LOW);
  digitalWrite(LEDS[1], LOW);
  digitalWrite(LEDS[2], LOW);
  digitalWrite(LEDS[3], LOW);
  digitalWrite(LEDS[4], LOW);
  digitalWrite(LEDS[5], LOW);
  digitalWrite(LEDS[6], LOW);
  digitalWrite(LEDS[7], LOW);
  digitalWrite(LEDS[8], LOW);
  digitalWrite(LEDS[9], LOW);*/
}