/***********************************************************************
https://www.youtube.com/watch?v=Yidbmcn1H_w
Digital clock Max 7219 dot matrix Random animation & how to set the time in the RTC

https://pastebin.com/EkX8aJvc  Relógio Digital - Max 7219 mostrador de matriz de pontos - RTC DS1307 módulo - sem sensor DHT11

https://www.youtube.com/watch?v=DP7cP9ISzsA
Digital clock - Max 7219 dot matrix display DS1307 RTC DHT11 

https://pastebin.com/N7PaZNFk  Relógio Digital - Max 7219 com animações aleatórias
***********************************************************************/

#include <MD_Parola.h>
#include "RTClib.h"
//#include <DHT.h>

//#define DHTPIN 2
//#define DHTTYPE DHT11
//DHT dht(DHTPIN, DHTTYPE);
 
RTC_DS1307 RTC;
DateTime now;
 
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW //EMULAÇÃO (HERE!)
//#define HARDWARE_TYPE MD_MAX72XX::FC16_HW //PROJETO (IN THE ARDUINO NANO)
#define MAX_DEVICES 4 // 4 ~ 8?

#define CLK_PIN     13
#define DATA_PIN    11
#define CS_PIN      10
 
int i = 9;
 
MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
 
char daysOfTheWeek[7][12] = {"Domingo", "Segunda", "Terca", "Quarta", "Quinta", "Sexta", "Sabado"};
char monthOfTheYear[12][12] = {"Janeiro", "Fevereiro", "Março", "Abril", "Mai", "Junho", "Julho", "Agosto", "Setembro", "Outubro", "Novembro", "Dezembro"};
 
// Sprite Definitions
const uint8_t F_PMAN1 = 6;
const uint8_t W_PMAN1 = 8;
static const uint8_t PROGMEM pacman1[F_PMAN1 * W_PMAN1] =  // gobbling pacman animation
{
  0x00, 0x81, 0xc3, 0xe7, 0xff, 0x7e, 0x7e, 0x3c,
  0x00, 0x42, 0xe7, 0xe7, 0xff, 0xff, 0x7e, 0x3c,
  0x24, 0x66, 0xe7, 0xff, 0xff, 0xff, 0x7e, 0x3c,
  0x3c, 0x7e, 0xff, 0xff, 0xff, 0xff, 0x7e, 0x3c,
  0x24, 0x66, 0xe7, 0xff, 0xff, 0xff, 0x7e, 0x3c,
  0x00, 0x42, 0xe7, 0xe7, 0xff, 0xff, 0x7e, 0x3c,
};
 
const uint8_t F_PMAN2 = 6;
const uint8_t W_PMAN2 = 18;
static const uint8_t PROGMEM pacman2[F_PMAN2 * W_PMAN2] =  // ghost pursued by a pacman
{
  0x00, 0x81, 0xc3, 0xe7, 0xff, 0x7e, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x7b, 0xf3, 0x7f, 0xfb, 0x73, 0xfe,
  0x00, 0x42, 0xe7, 0xe7, 0xff, 0xff, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x7b, 0xf3, 0x7f, 0xfb, 0x73, 0xfe,
  0x24, 0x66, 0xe7, 0xff, 0xff, 0xff, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x7b, 0xf3, 0x7f, 0xfb, 0x73, 0xfe,
  0x3c, 0x7e, 0xff, 0xff, 0xff, 0xff, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x73, 0xfb, 0x7f, 0xf3, 0x7b, 0xfe,
  0x24, 0x66, 0xe7, 0xff, 0xff, 0xff, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x73, 0xfb, 0x7f, 0xf3, 0x7b, 0xfe,
  0x00, 0x42, 0xe7, 0xe7, 0xff, 0xff, 0x7e, 0x3c, 0x00, 0x00, 0x00, 0xfe, 0x73, 0xfb, 0x7f, 0xf3, 0x7b, 0xfe,
};
 
void setup()
{
  
  P.begin();
  P.setInvert(false); 
  P.setIntensity(2); //intesidade do display
  //dht.begin();
  Wire.begin();
  RTC.begin();
  /***COMENTE AS LINHAS COMENTAR*** PARA ENVIAR A HORA DO PC AO ARDU***/
         if (! RTC.isrunning())  // COMENTAR*******************
         {                       // COMENTAR*******************
        //Serial.println("RTC is NOT running!");  //NÃO MEXER
        RTC.adjust(DateTime(__DATE__, __TIME__)); //NÃO MEXER
         }                       // COMENTAR*******************
  /***DEPOIS DE ENVIADO DESCOMENTE E REENVIE PARA O RTC FUNCIONAR***/
#if ENA_SPRITE
  P.setSpriteData(pacman1, W_PMAN1, F_PMAN1, pacman2, W_PMAN2, F_PMAN2);
#endif
}     
 
const char *ZiuaCurenta = " "; //dia atual
 
String Hour;
String TIMP=" ";
String HORA=" ";
String MINUTO=" ";
String DATA="";
 
String Day;
String Month;
String Year;
String CelSTR;
 
void loop()
{
  now = RTC.now();
 
  /*float t = dht.readTemperature();
   
  if (isnan(t)) 
  { 
    return;
  }
  

  float q = (float)t/1.0;
  CelSTR = String(q,1);
  CelSTR = CelSTR + " C";
  const char *CelC = CelSTR.c_str(); 
  */

  String DayOfWeek = daysOfTheWeek[now.dayOfTheWeek()];
  String MonthOfYear = monthOfTheYear[now.month() - 1];
  const char *DayOfWeekC = DayOfWeek.c_str();
  const char *MonthOfYearC = MonthOfYear.c_str();
 
  HORA = (now.hour());
  if (HORA.length() < 2)
         {
           HORA = "0"+ HORA;
         }
 
  MINUTO = (now.minute());
  if (MINUTO.length() < 2)
         {
           MINUTO = "0"+ MINUTO;
         }
 
  TIMP = HORA + ":" + MINUTO;
 
  const char *Timp = TIMP.c_str();
 
  Day = now.day();
  Month = now.month();
  Year = now.year();
 
  const char *Ziua = Day.c_str();
  const char *Luna = Month.c_str();
  const char *Anul = Year.c_str();
 
  String Date = Day + "/" + Month + "/" + Year;
  const char *Data = Date.c_str(); 
 
    if (i = 1)
    {
        P.displayText(DayOfWeekC, PA_CENTER, 50, 500, PA_SCROLL_LEFT, PA_SCROLL_LEFT); 
         while (!P.displayAnimate()); // dia semana (txt)
    }
    if (i = 2)
    {
        P.displayText(Ziua, PA_CENTER, 30, 1000, PA_SCROLL_DOWN_RIGHT, PA_SCROLL_DOWN_RIGHT); 
         while (!P.displayAnimate()); // dia mês (num.)
    }
    if (i = 3)
    {
        P.displayText(MonthOfYearC, PA_CENTER, 100, 300, PA_MESH, PA_FADE);
         while (!P.displayAnimate()); // Mês (txt)
    }
    if (i = 4)
    {
        P.displayText(Anul, PA_CENTER, 50, 1000, PA_BLINDS, PA_BLINDS); 
         while (!P.displayAnimate()); //ano
    }
    if (i = 6) /*************************************************/
    {
        P.displayText(Timp, PA_CENTER, 50, 9000, PA_SPRITE, PA_SPRITE); 
         while (!P.displayAnimate()); // hh:mm.ss
    }
    /*if (i = 7)
    {
        String Celsius = String(t) + "°C";
 
        P.displayText(CelC, PA_CENTER, 100, 3000, PA_MESH, PA_MESH); 
         while (!P.displayAnimate()); // ºC
    }
     */   
          i= i+1; 
       if (i > 9) 
       {
         i=0;
       }; 
 
}