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C & C++ Multimedia Cyber Classroom
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C and C++ Multimedia Cyber Classroom (Prentice Hall) (1998).iso
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Ch07
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Fig07_08
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Time6.cpp
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C/C++ Source or Header
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1997-10-20
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2KB
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70 lines
// Fig. 7.8: time.cpp
// Member function definitions for Time class.
#include "time6.h"
#include <iostream.h>
// Constructor function to initialize private data.
// Calls member function setTime to set variables.
// Default values are 0 (see class definition).
Time::Time( int hr, int min, int sec )
{ setTime( hr, min, sec ); }
// Set the values of hour, minute, and second.
Time &Time::setTime( int h, int m, int s )
{
setHour( h );
setMinute( m );
setSecond( s );
return *this; // enables cascading
}
// Set the hour value
Time &Time::setHour( int h )
{
hour = ( h >= 0 && h < 24 ) ? h : 0;
return *this; // enables cascading
}
// Set the minute value
Time &Time::setMinute( int m )
{
minute = ( m >= 0 && m < 60 ) ? m : 0;
return *this; // enables cascading
}
// Set the second value
Time &Time::setSecond( int s )
{
second = ( s >= 0 && s < 60 ) ? s : 0;
return *this; // enables cascading
}
// Get the hour value
int Time::getHour() const { return hour; }
// Get the minute value
int Time::getMinute() const { return minute; }
// Get the second value
int Time::getSecond() const { return second; }
// Display military format time: HH:MM:SS
void Time::printMilitary() const
{
cout << ( hour < 10 ? "0" : "" ) << hour << ":"
<< ( minute < 10 ? "0" : "" ) << minute;
}
// Display standard format time: HH:MM:SS AM (or PM)
void Time::printStandard() const
{
cout << ( ( hour == 0 || hour == 12 ) ? 12 : hour % 12 )
<< ":" << ( minute < 10 ? "0" : "" ) << minute
<< ":" << ( second < 10 ? "0" : "" ) << second
<< ( hour < 12 ? " AM" : " PM" );
}