#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <HX711.h>

#define TFT_CS 10
#define TFT_RST 9
#define TFT_DC 8

Adafruit_ILI9341 TFT = Adafruit_ILI9341 (TFT_CS, TFT_DC, TFT_RST);

HX711 scale;
int weightb = 0;

int buttonpin = 3;



void setup() {
    TFT.begin();
    TFT.setRotation(0);
    TFT.fillScreen(ILI9341_BLACK);
    TFT.setTextSize(3);
    TFT.setCursor(10,10);
    Serial.begin(9600);
    scale.begin(A1, A0);
    pinMode(buttonpin, INPUT_PULLUP); // gumb na vhodnem pinu 2 z integriranim pull up uporom

}

void loop() {
  int buttonstate = digitalRead(buttonpin);
  int weight = scale.get_units();
  if (weight != weightb) {
    TFT.fillScreen(ILI9341_BLACK);
    TFT.setCursor(10,10);
    TFT.print(weight);
    TFT.print(  "KG");
    weightb = weight;
  }
  if(buttonstate == LOW) { 
    weight = 0;
  } 

}