#include <dht.h>
#include <LiquidCrystal_I2C.h>

dht DHT;
LiquidCrystal_I2C lcd(0x27, 16, 2);

#define DHT22_PIN 2

void setup() {
  lcd.init();
  lcd.backlight();
  zobraz("Teplota: ",0);
  zobraz("Vlhkost: ",1);
}

void loop() {
  DHT.read(DHT22_PIN);
  zobraz(DHT.temperature,DHT.humidity);
}

void zobraz(String text, bool line){
  lcd.setCursor(0,line);
  lcd.print(text);
}

void zobraz(float tempriture, float humidity){
  lcd.setCursor(9,0);
  lcd.print(tempriture,1);
  lcd.print("   ");
  lcd.setCursor(9,1);
  lcd.print(humidity,1);
  lcd.print("   ");
}