Here is the code:
#include <LiquidCrystal.h>
#include <LiquidMenu.h>
#include <LiquidMenu.h>
/**********************************
**********************************/
//incluye las librerias
#include <LiquidCrystal_I2C.h>
#define I2C false ///< @note Default: false
#include <LiquidMenu.h>
//instala la pantalla
LiquidCrystal_I2C lcd(0x27, 20, 4);
//ENCODER
//sentido antihorario
#define outputA 6
//sentido horario
#define outputB 7
//cambio del menu
#define sw 4
//sneitdo en que vamos a girar el encoder
int aState;
int aLastState;
//LEDS
#define led1 8
#define led2 9
#define led3 10
int led_seleccionado = 0;
//vamos a poner los nombres del menĂº
LiquidLine linea1(1, 0, "Led 1");
LiquidLine linea2(1, 1, "Led 2");
LiquidLine linea3(1, 0, "Led 3");
LiquidLine linea4(1, 1, "Todos");
LiquidScreen pantalla1(linea1,linea2,linea3,linea4);
LiquidLine linea1_2(1, 0, "ON");
LiquidLine linea2_2(1, 1, "OFF");
LiquidLine linea3_2(1, 0, "Atras");
LiquidScreen pantalla2(linea1_2,linea2_2,linea3_2);
LiquidMenu menu(lcd);
void setup() {
pinMode(led1,OUTPUT);
pinMode(led2,OUTPUT);
pinMode(led3,OUTPUT);
//enconder en entrada
pinMode(sw,INPUT_PULLUP);
//lcd.init();
lcd.init();
lcd.backlight();
menu.init();
linea1.set_focusPosition(Position::LEFT);
linea2.set_focusPosition(Position::LEFT);
linea3.set_focusPosition(Position::LEFT);
linea4.set_focusPosition(Position::LEFT);
linea1.attach_function(1, fn_led1);
linea2.attach_function(1, fn_led2);
linea3.attach_function(1, fn_led3);
linea4.attach_function(1, fn_todos);
menu.add_screen(pantalla1);
linea1_2.set_focusPosition(Position::LEFT);
linea2_2.set_focusPosition(Position::LEFT);
linea3_2.set_focusPosition(Position::LEFT);
linea1_2.attach_function(1, fn_on);
linea2_2.attach_function(1, fn_off);
linea3_2.attach_function(1, fn_atras);
menu.add_screen(pantalla2);
pantalla1.set_displayLineCount(2);
pantalla2.set_displayLineCount(2);
menu.set_focusedLine(0);
//actualizamos la informacion
menu.update();
}
void loop() {
selectOption();
//codigodel
aState = digitalRead(outputA);
if (aState != aLastState){
if (digitalRead(outputB) != aState) {
menu.switch_focus(false);
} else {
menu.switch_focus(true);
}
menu.update();
aLastState = aState;
}
}
//Funciones:::::
void selectOption(){
if(digitalRead(sw) == LOW){
menu.call_function(1);
delay(500);
}
}
void fn_led1(){
menu.change_screen(2);
menu.set_focusedLine(0);
led_seleccionado = 1;
}
void fn_led2(){
menu.change_screen(2);
menu.set_focusedLine(0);
led_seleccionado = 2;
}
void fn_led3(){
menu.change_screen(2);
menu.set_focusedLine(0);
led_seleccionado = 3;
}
void fn_todos(){
menu.change_screen(2);
menu.set_focusedLine(0);
led_seleccionado = 0;
}
void fn_on(){
switch(led_seleccionado){
case 1:
digitalWrite(led1,HIGH);
break;
case 2:
digitalWrite(led2,HIGH);
break;
case 3:
digitalWrite(led3,HIGH);
break;
case 0:
digitalWrite(led1,HIGH);
digitalWrite(led2,HIGH);
digitalWrite(led3,HIGH);
break;
}
}
void fn_off(){
switch(led_seleccionado){
case 1:
digitalWrite(led1,LOW);
break;
case 2:
digitalWrite(led2,LOW);
break;
case 3:
digitalWrite(led3,LOW);
break;
case 0:
digitalWrite(led1,LOW);
digitalWrite(led2,LOW);
digitalWrite(led3,LOW);
break;
}
}
void fn_atras(){
menu.change_screen(1);
menu.set_focusedLine(0);
}