#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <SPI.h>
#include <DHT.h>

#define TFT_CS     10
#define TFT_RST    9
#define TFT_DC     8
#define DHTPIN     2
#define DHTTYPE    DHT22
#define TRIGGER_PIN  3 // Broche TRIGGER du capteur ultrasonique
#define ECHO_PIN     4  // Broche ECHO du capteur ultrasonique

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
DHT dht(DHTPIN, DHTTYPE);
long duration, distance;

void setup() {
  Serial.begin(9600);
  tft.begin();
  dht.begin();
  pinMode(TRIGGER_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
}

void loop() {
  // Mesurer la température et l'humidité
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  // Mesurer la distance
  digitalWrite(TRIGGER_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIGGER_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIGGER_PIN, LOW);
  duration = pulseIn(ECHO_PIN, HIGH);
  distance = duration * 0.034 / 2;

  // Effacer l'écran
  tft.fillScreen(ILI9341_BLACK);

  // Afficher la température en rouge
  tft.setCursor(0, 40);
  tft.setTextColor(ILI9341_RED);
  tft.setTextSize(2);
  tft.print("Temperature: ");
  tft.print(temperature);
  tft.println(" C");

  // Afficher l'humidité en vert
  tft.setCursor(0, 90);
  tft.setTextColor(ILI9341_GREEN);
  tft.setTextSize(2);
  tft.print("Humidity: ");
  tft.print(humidity);
  tft.println(" %");

  // Afficher la distance en bleu
  tft.setCursor(0, 140);
  tft.setTextColor(ILI9341_BLUE);
  tft.setTextSize(2);
  tft.print("Distance: ");
  tft.print(distance);
  tft.println(" cm");

  delay(2000); // Attendre 2 secondes avant la prochaine lecture
}