Add LED count

int led1 = 2;
int led2 = 3;
int led3 = 4;
int led4 = 5;

int sw = 8;

boolean sw000 = HIGH;
int ledStatus = 0;

int ledStep1[4][4] = { 1,0,0,0,
                       0,1,0,0,
                       0,0,1,0,
                       0,0,0,1};
                     
int ledStep2[4][4] = { 0,0,0,1,
                       0,0,1,0,
                       0,1,0,0,
                       1,0,0,0};


int ledStep3[4][4] = { 0,1,0,1,
                       1,0,1,0,
                       1,1,0,0,
                       0,0,1,1};
             
// แถวที่จะอ่านจาก ledStep      
int ledRow = 0;
int delayCount = 0;


void setup() {
  // put your setup code here, to run once:
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
  pinMode(led4, OUTPUT);
 
  pinMode(sw, INPUT);
}
void loop() {
  // put your main code here, to run repeatedly:
  int swInput = debounceSwitch(sw, sw000);
  if((swInput == HIGH) && (sw000 == LOW)) {
    //กำหนดสถานะ led
    ledStatus = ledStatus +1;
    if (ledStatus > 3)ledStatus = 0;
   
}
sw000 = swInput; //เก็บสถานะปัจจุบัน
int ledTemp1,ledTemp2,ledTemp3,ledTemp4;
if (ledStatus == 0){
  ledTemp1 = LOW;
  ledTemp2 = LOW;
  ledTemp3 = LOW;
  ledTemp4 = LOW;
 
 // ledOutput(LOW,LOW,LOW,LOW);
}  else if (ledStatus == 1){
  ledTemp1 = ledStep1[ledRow][0];
  ledTemp2 = ledStep1[ledRow][1];
  ledTemp3 = ledStep1[ledRow][2];
  ledTemp4 = ledStep1[ledRow][3];
 // ledOutput(LOW,LOW,LOW,HIGH);
}  else if (ledStatus == 2) {
  ledTemp1 = ledStep2[ledRow][0];
  ledTemp2 = ledStep2[ledRow][1];
  ledTemp3 = ledStep2[ledRow][2];
  ledTemp4 = ledStep2[ledRow][3];
 // ledOutput(LOW,LOW,HIGH,HIGH);
//} else if (ledStatus == 3) {
 // ledOutput(LOW,HIGH,HIGH,HIGH);
} else {
  ledTemp1 = ledStep3[ledRow][0];
  ledTemp2 = ledStep3[ledRow][1];
  ledTemp3 = ledStep3[ledRow][2];
  ledTemp4 = ledStep3[ledRow][3];
 // ledOutput(HIGH,HIGH,HIGH,HIGH);
}
ledOutput(ledTemp1,ledTemp2,ledTemp3,ledTemp4);
delayCount = delayCount +1;
if (delayCount > 500) {
  delayCount = 0;
  ledRow = ledRow +1;
if (ledRow > 3) ledRow = 0;
}
//delay(100);
}

void ledOutput (int ledVal1, int ledVal2, int ledVal3, int ledVal4) {
  digitalWrite (led1,ledVal1);
  digitalWrite (led2,ledVal2);
  digitalWrite (led3,ledVal3);
  digitalWrite (led4,ledVal4);
}

boolean debounceSwitch(int swPin, boolean LastLogic) {
  boolean currentLogic = digitalRead (swPin);
  if (currentLogic != LastLogic) {
    delay(2);
    currentLogic = digitalRead(swPin);
  }
  return currentLogic;
}