void setup() {
  // put your setup code here, to run once:
  
//////////////////////////////////////////////
  //       Arduino Rotary Encoder Menu        //
 //                 v1.0                     //
//           http://www.educ8s.tv           //
/////////////////////////////////////////////

#include <Adafruit_GFX.h>
#include <Adafruit_PCD8544.h>
#include <ClickEncoder.h>
#include <TimerOne.h>



int menuitem = 1;
int frame = 1;
int page = 1;
int lastMenuItem = 1;

String menuItem1 = "Contrast";
String menuItem2 = "Volume";
String menuItem3 = "Language";
String menuItem4 = "Difficulty";
String menuItem5 = "Light: ON";
String menuItem6 = "Reset";

boolean backlight = true;
int contrast=60;
int volume = 50;

String language[3] = { "EN", "ES", "EL" };
int selectedLanguage = 0;

String difficulty[2] = { "EASY", "HARD" };
int selectedDifficulty = 0;

boolean up = false;
boolean down = false;
boolean middle = false;
ClickEncoder *encoder;
int16_t last, value;

Adafruit_PCD8544 display = Adafruit_PCD8544( 5, 4, 3);//This only works with recent Adafruit Nokia 5110 library. Ensure yours is up to date




CLOCKWISE STUFF
https://circuitdigest.com/microcontroller-projects/interfacing-rotary-encoder-with-arduino


/*

 * Interfacing Rotary Encoder with Arduino

 * Dated: 6-7-2018

 * Website: www.circuitdigest.com

 * 

 * Power LCD and Rotary encoder from the +5V pin of Arduino

 * LCD RS -> pin 7

 * LCD EN -> pin 6

 * LCD D4 -> pin 5

 * LCD D5 -> pin 4

 * LCD D6 -> pin 3

 * LCD D7 -> pin 2

 * Encoder Switch -> pin 10

 * Encoder Output A -> pin 9

 * Encoder Output B -> pin 8

 */


int Encoder_OuputA  = 4;

int Encoder_OuputB  = 3;

int Encoder_Switch = 2;


int Previous_Output;

int Encoder_Count;


 


#include <LiquidCrystal.h>  //Default Arduino LCD Librarey is included 


const int rs = 7, en = 8, d4 = 10, d5 = 11, d6 = 12, d7 = 13; //Mention the pin number for LCD connection

LiquidCrystal lcd(rs, en, d4, d5, d6, d7);


void setup() {

  lcd.begin(16, 2); //Initialise 16*2 LCD


  lcd.print(" Rotary Encoder "); //Intro Message line 1

  lcd.setCursor(0, 1);

  lcd.print("  With Arduino  "); //Intro Message line 2


  delay(2000);

  lcd.clear();


//pin Mode declaration 

  pinMode (Encoder_OuputA, INPUT);

  pinMode (Encoder_OuputB, INPUT);

  pinMode (Encoder_Switch, INPUT);


  Previous_Output = digitalRead(Encoder_OuputA); //Read the inital value of Output A

}


void loop() {

   //aVal = digitalRead(pinA);

   

   if (digitalRead(Encoder_OuputA) != Previous_Output)

   { 

     if (digitalRead(Encoder_OuputB) != Previous_Output) 

     { 

       Encoder_Count ++;

       lcd.clear();  

       lcd.print(Encoder_Count);

       lcd.setCursor(0, 1);  

       lcd.print("Clockwise");

     } 

     else 

     {

       Encoder_Count--;

       lcd.clear();  

       lcd.print(Encoder_Count);

       lcd.setCursor(0, 1);  

       lcd.print("Anti - Clockwise");

     }

   }


   Previous_Output = digitalRead(Encoder_OuputA);


   if (digitalRead(Encoder_Switch) == 0)

   {

     lcd.clear();  

     lcd.setCursor(0, 1);  

     lcd.print("Switch pressed");

   }



}


}

void loop() {
  // put your main code here, to run repeatedly:

}