//segments
int a = 1;//a
int b = 2;//b
int c = 3;//c
int d = 4;//d
int e = 5;//e
int f = 6;//f
int g = 7;//g
int p = 8;//dot
//digits
int d1 = 9;
int d2 = 10;
int d3 = 11;
int d4 = 12;
//other
int del = 100;
int buttoncount = 0;
int loopcount = 0;

void setup()
{
  pinMode(d1, OUTPUT);
  pinMode(d2, OUTPUT);
  pinMode(d3, OUTPUT);
  pinMode(d4, OUTPUT);
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(p, OUTPUT);
  digitalWrite(a, HIGH);
  digitalWrite(b, HIGH);
  digitalWrite(c, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(g, HIGH);
  digitalWrite(p, HIGH);
}
void loop()
{
  roulette(2);
  delay(500);
  zigzag(2);
  delay(500);
  circles(2);
  delay(500);
  flash();
  delay(1000);
}

void pickDigit(int x)
{
  digitalWrite(d1, LOW);
  digitalWrite(d2, LOW);
  digitalWrite(d3, LOW);
  digitalWrite(d4, LOW);
  switch(x)
  {
  case 1:
    digitalWrite(d1, HIGH);
    break;
  case 2:
    digitalWrite(d2, HIGH);
    break;
  case 3:
    digitalWrite(d3, HIGH);
    break;
  default:
    digitalWrite(d4, HIGH);
    break;
  }
}

void clearLEDs()
{
  digitalWrite(a, HIGH);
  digitalWrite(b, HIGH);
  digitalWrite(c, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(g, HIGH);
  digitalWrite(p, HIGH);
}
void roulette(int x)
{
  loopcount = 0;
  while (loopcount < x)
  {
    clearLEDs();
    digitalWrite(a, LOW);
    //digitalWrite(p, LOW);
    pickDigit(1);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(4);
    delay(del);
    digitalWrite(a, HIGH);
    digitalWrite(f, LOW);
    delay(del);
    digitalWrite(f, HIGH);
    digitalWrite(e, LOW);
    delay(del);
    digitalWrite(e, HIGH);
    digitalWrite(d, LOW);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(1);
    delay(del);
    digitalWrite(d, HIGH);
    digitalWrite(c, LOW);
    delay(del);
    digitalWrite(c, HIGH);
    digitalWrite(b, LOW);
    delay(del);
    digitalWrite(b, HIGH);
    //delay(del);
    loopcount++;
  }
}


void zigzag(int x)
{
  loopcount = 0;
  while(loopcount < x)
  {
    digitalWrite(a,LOW);
    pickDigit(1);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(4);
    delay(del);
    digitalWrite(a, HIGH);
    digitalWrite(f, LOW);
    delay(del);
    digitalWrite(f, HIGH);
    digitalWrite(g, LOW);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(1);
    delay(del);
    digitalWrite(g, HIGH);
    digitalWrite(c, LOW);
    delay(del);
    digitalWrite(c, HIGH);
    digitalWrite(d, LOW);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(4);
    delay(del);
    digitalWrite(d, HIGH);
    digitalWrite(e, LOW);
    delay(del);
    digitalWrite(e, HIGH);
    digitalWrite(g, LOW);
    delay(del);
    pickDigit(3);
    delay(del);
    pickDigit(2);
    delay(del);
    pickDigit(1);
    delay(del);
    digitalWrite(g, HIGH);
    digitalWrite(b, LOW);
    delay(del);
    clearLEDs();
    loopcount++;
  }
}

void circles(int x)
{
  loopcount = 0;
  while (loopcount < x)
  {
    digitalWrite(a, LOW);
    digitalWrite(b, LOW);
    digitalWrite(f, LOW);
    digitalWrite(g, LOW);
    pickDigit(1);
    delay(250);
    digitalWrite(a, HIGH);
    digitalWrite(b, HIGH);
    digitalWrite(f, HIGH);
    digitalWrite(c, LOW);
    digitalWrite(d, LOW);
    digitalWrite(e, LOW);
    pickDigit(2);
    delay(250);
    digitalWrite(a, LOW);
    digitalWrite(b, LOW);
    digitalWrite(f, LOW);
    digitalWrite(c, HIGH);
    digitalWrite(d, HIGH);
    digitalWrite(e, HIGH);
    pickDigit(3);
    delay(250);
    digitalWrite(a, HIGH);
    digitalWrite(b, HIGH);
    digitalWrite(f, HIGH);
    digitalWrite(c, LOW);
    digitalWrite(d, LOW);
    digitalWrite(e, LOW);
    pickDigit(4);
    delay(250);
    clearLEDs();
    loopcount++;
  }
}
//tampilan 0000 untuk semua segmen
void nyala()
{
  digitalWrite(a, LOW);
  digitalWrite(b, LOW);
  digitalWrite(c, LOW);
  digitalWrite(d, LOW);
  digitalWrite(e, LOW);
  digitalWrite(f, LOW);
  digitalWrite(d1, HIGH);
  digitalWrite(d2, HIGH);
  digitalWrite(d3, HIGH);
  digitalWrite(d4, HIGH);
}

void flash()
{
  int i;
  for(i=0;i<5;i++){
    nyala();delay(250);
    clearLEDs();delay(500
    );
    nyala();
    i++;
  }
}