Publicado em 28 de set.

validação de dados de entrada

/*
Oi Galera, como faço para implementar os seguintes itens abaixo?
● método que imprime a instancia em formato de 12 horas (AM/ PM)
● previousSecond()
● nextMinute()
● previousMinute()
● nextHour()
● previousHour()
*/
/ Test Driver for the Time class /
#include <iostream>
#include "Time.h" // include header of Time class
using namespace std;
int main() {

    Time t_2;
    int minut;
    int seg;
    int hor;
    cout<< "\n Informe a hora: ";
    cin>>hor;
    t_2.setHour(hor);
    cout<< "\n Informe o minuto: ";
    cin>>minut;
    t_2.setMinute(minut);
    cout<< "\n Informe o segundo: ";
    cin>>seg;
    t_2.setSecond(seg);
   cout<<"Object t1 state: \n";
   cout << "Hour is "   << t_2.getHour()   << endl;
   cout << "Minute is " << t_2.getMinute() << endl;
   cout << "Second is " << t_2.getSecond() << endl;
   return 0;
}

//=======================================================================================

/ Header for the Time class (Time.h) /
#ifndef TIME_H // Include this "block" only if TIME_H is NOT defined
#define TIME_H // Upon the first inclusion, define TIME_H so that
// this header will not get included more than once
class Time {
private: // private section
// private data members
int hour; // 0 - 23
int minute; // 0 - 59
int second; // 0 - 59
public: // public section
// public member function prototypes
//Time(int h = 0, int m = 0, int s = 0); // Constructor with default values
int getHour() const; // public getter for private data member hour
void setHour(int h); // public setter for private data member hour
int getMinute() const; // public getter for private data member minute
void setMinute(int m); // public setter for private data member minute
int getSecond() const; // public getter for private data member second
void setSecond(int s); // public setter for private data member second
void setTime(int h, int m, int s); // set hour, minute and second
void print() const; // Print a description of this instance in "hh:mm:ss"
void nextSecond(); // Increase this instance by one second
}; // need to terminate the class declaration with a semicolon
#endif // end of "#ifndef" block
//======================================================================================

/ Implementation for the Time Class (Time.cpp) /

#include <iostream>
#include <iomanip>

#include "Time.h" // include header of Time class
using namespace std;
// Constructor with default values. No input validation
/*Time::Time(int h, int m, int s) {

   hour = h;
   minute = m;
   second = s;
}

*/
// public getter for private data member hour
int Time::getHour() const {

   return hour;
}

// public setter for private data member hour. No input validation
void Time::setHour(int h) {

   hour = h;
}

// public getter for private data member minute
int Time::getMinute() const {

   return minute;
}

// public setter for private data member minute. No input validation
void Time::setMinute(int m) {

   minute = m;
}

// public getter for private data member second
int Time::getSecond() const {

   return second;
}

// public setter for private data member second. No input validation
void Time::setSecond(int s) {

   second = s;
}

// Set hour, minute and second. No input validation
void Time::setTime(int h, int m, int s) {

   hour = h;
   minute = m;
   second = s;
}

// Print this Time instance in the format of "hh:mm:ss", zero filled
void Time::print() const {

   cout << setfill('0');    // zero-filled, need <iomanip>, sticky
   cout << setw(2) << hour  // set width to 2 spaces, need <iomanip>, non-sticky
        << ":" << setw(2) << minute
        << ":" << setw(2) << second << endl;
}

// Increase this instance by one second
void Time::nextSecond() {

   ++second;
   if (second >= 60) {
      second = 0;
      ++minute;
   }
   if (minute >= 60) {
      minute = 0;
      ++hour;
   }
   if (hour >= 24) {
      hour = 0;
   }
}

/ Test Driver for the Time class /
#include <iostream>
#include "Time.h" // include header of Time class
using namespace std;
int main() {

 Time t_2;
 int minut;
 int seg;
 int hor;
 cout<< "\n Informe a hora: ";
 cin>>hor;
 t_2.setHour(hor);
 cout<< "\n Informe o minuto: ";
 cin>>minut;
 t_2.setMinute(minut);
 cout<< "\n Informe o segundo: ";
 cin>>seg;
 t_2.setSecond(seg);
 cout<<"Object t1 state: \n";
 cout << "Hour is " << t_2.getHour() << endl;
 cout << "Minute is " << t_2.getMinute() << endl;
 cout << "Second is " << t_2.getSecond() << endl;
 return 0;
}