/*
const int rows = 8;
const int cols = 8;

bool matrix[rows][cols] = {
  {HIGH, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW}
};
int katodaLED[] = {22, 23, 24, 25, 26, 27, 28, 29};
int anodaLED[] = {37, 36, 35, 34, 33, 32, 31, 30};
int encoderPinA=2;
int encoderPinB=3;
int encoderSwitchPin=4;
int encoderValue=0;
int encoderValue = 0;
int lastEncoderValue = 0;
bool buttonState = HIGH;
bool lastButtonState = HIGH;

int currentRow = 0;
int currentCol = 0;
unsigned long lastMatrixUpdate = 0;


void setup() {
  for (int i = 0; i < 8; i++) {
    pinMode(katodaLED[i], OUTPUT);
    pinMode(anodaLED[i], OUTPUT);
     pinMode(katodaLED[i], HIGH);
    pinMode(anodaLED[i], LOW);
  }
  
}

void loop() {
  digitalWrite(anodaLED[22], HIGH);
  digitalWrite(katodaLED[30], LOW);

  for (int row = 0; row < 8; row++) {
    // Tüm LED'leri kapat
    for (int i = 0; i < 8; i++) {
      digitalWrite(katodaLED[i], HIGH);  // Katodları kapat
      digitalWrite(anodaLED[i], LOW);    // Anodları kapat
    }

    for (int col = 7; col >= 0; col--) {
      if (row % 2 == 0) {
        // Satırın sonundan başla ve sola doğru ilerle
        digitalWrite(katodaLED[row], LOW);
        digitalWrite(anodaLED[col], HIGH);
      } else {
        // Satırın başından başla ve sola doğru ilerle
        digitalWrite(katodaLED[row], LOW);
        digitalWrite(anodaLED[7 - col], HIGH);
      }

      delay(250);  // Her LED'in yanma süresi

      // Mevcut LED'i kapat
      if (row % 2 == 0) {
        digitalWrite(anodaLED[col], LOW);
      } else {
        digitalWrite(anodaLED[7 - col], LOW);
      }
    }

  }

}
*/
const int encoderPinA = 2;  // rotary encoder pin A
const int encoderPinB = 3;  // rotary encoder pin B
const int numRows = 8;
const int numCols = 8;

int katodaLED[] = {22, 23, 24, 25, 26, 27, 28, 29};
int anodaLED[] = {37, 36, 35, 34, 33, 32, 31, 30};

int encoderPos = 0;
int lastEncoderPos = 0;
bool matrix[numRows][numCols] = {
  {HIGH, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW, LOW}
};
void setup() {
  pinMode(encoderPinA, INPUT);
  pinMode(encoderPinB, INPUT);
  attachInterrupt(digitalPinToInterrupt(encoderPinA), updateEncoder, CHANGE);
  attachInterrupt(digitalPinToInterrupt(encoderPinB), updateEncoder, CHANGE);

  // LED pinlerini çıkış olarak ayarla
  for (int i = 0; i < 8; i++) {
    pinMode(katodaLED[i], OUTPUT);
    pinMode(anodaLED[i], OUTPUT);
  }
   digitalWrite(katodaLED[numRows], LOW);
      digitalWrite(anodaLED[7 - numCols], HIGH);
}

void loop() {
  // Your main code here
}

void updateEncoder() {
  int valueA = digitalRead(encoderPinA);
  int valueB = digitalRead(encoderPinB);

  if ((valueA == HIGH) && (valueB == LOW)) {
    encoderPos++;
    if(encoderPos++){
      for(int i=0; i<8; i++){
      digitalWrite(katodaLED[i], LOW);
      digitalWrite(anodaLED[i], HIGH);
      }
    }
  } else if ((valueA == LOW) && (valueB == HIGH)) {
    encoderPos--;
  }

  encoderPos = constrain(encoderPos, 0, numRows * numCols - 1);  // Ensure the position is within the matrix size

  if (encoderPos != lastEncoderPos) {
    int row = encoderPos / numCols;
    int col = encoderPos % numCols;

    // Saat yönünde dönme
    digitalWrite(anodaLED[col], HIGH);

    if (col > 0) {
      digitalWrite(anodaLED[col - 1], LOW);
    } else if (row > 0) {
      digitalWrite(anodaLED[numCols - 1], LOW);
    }

    lastEncoderPos = encoderPos;
  }
}