#include <IRremote.h>

int RECV_PIN = 11;
int led = 10;
int brightness = 0;
int valeurIR = 0;

const int v0 = 16738455;
const int v1 = 16724175;
const int v2 = 16718055;
const int v3 = 16743045;
const int v4 = 16716015;
const int v5 = 16726215;
const int v6 = 16734885;
const int v7 = 16728765;
const int v8 = 16730805;
const int v9 = 16732845;
const int vRejeu = 4294967295;
const int vPlus = 16748655;
const int vMoins = 16754775;

IRrecv irrecv(RECV_PIN);

decode_results results;

void setup()
{
  Serial.begin(9600);
  irrecv.enableIRIn(); // Start the receiver
  // initialize the digital pin as an output.
  pinMode(led, OUTPUT);     
}

void loop() {
  if (irrecv.decode(&results)) {
    Serial.println(results.value, HEX);
    Serial.println(results.value);
    valeurIR = results.value;
    irrecv.resume(); // Receive the next value
    
    switch ( valeurIR ) {
    case v0:
      brightness = 0;
      break;
    case v1:
      brightness = 25;
      break;
    case v2:
      brightness = 50;
      break;
    case v3:
      brightness = 75;
      break;
    case v4:
      brightness = 100;
      break;
    case v5:
      brightness = 125;
      break;
    case v6:
      brightness = 150;
      break;
    case v7:
      brightness = 175;
      break;
    case v8:
      brightness = 200;
      break;
    case v9:
      brightness = 225;
      break;
    case vMoins:
      brightness = brightness - 25;
      break;
    case vPlus:
      brightness = brightness + 25;
      break;
    case vRejeu:
      // on ne change pas la valeur
      break;
    default:
      brightness = 0;
      break;
    }

    // plafonne la valeur de brightness
    if (brightness > 254) {
      brightness = 254;
    } if (brightness < 0) {
      brightness = 0;
    }
    
    delay(100);               // wait for a second
    // set the brightness of pin 9:
    analogWrite(led, brightness);
    Serial.println(brightness);
  }
}