code. compile. run. debug. share.
#include "Clock.h"
extern void appl(IClock&);
int main()
{
std::cout.setf(std::ios::boolalpha);
Clock c{"myclock"};
appl(c);
}
#ifndef CLOCK_H
#define CLOCK_H
#include <iosfwd>
#include <cstring>
#include <iostream>
#include "IClock.h"
#include "Counter.h"
class Clock : public IClock {
const char* name_;
Counter hours_;
Counter minutes_;
Counter seconds_;
public:
Clock(const char* name, int hours = 0, int minutes = 0, int seconds = 0)
: name_{std::strcpy(new char[std::strlen(name)+1], name)}
, hours_{24}
, minutes_{60, &hours_}
, seconds_{60, &minutes_}
{
Set(hours, minutes, seconds);
}
~Clock() { delete[] name_; }
Clock(const Clock&) =delete; // copy c'tor
Clock& operator=(const Clock&) =delete; // copy assignment
Clock(Clock&&) =delete; // move c'tor
Clock& operator=(Clock&&) =delete; // move assignment
virtual void Set(int hours, int minutes, int seconds) override {
hours_.SetValue(hours);
minutes_.SetValue(minutes);
seconds_.SetValue(seconds);
}
virtual void TickUp(int seconds) override { seconds_.Count(seconds); }
virtual std::ostream& Print(std::ostream&) const override;
friend std::ostream& operator<<(std::ostream&, const Clock&);
};
#endif
#include "Clock.h"
#include <iostream>
#include <iomanip>
std::ostream& Clock::Print(std::ostream& s) const {
std::ostream os{s.rdbuf()};
os.fill('0');
os << name_ << '='
<< std::setw(2) << hours_.GetValue() << ':'
<< std::setw(2) << minutes_.GetValue() << ':'
<< std::setw(2) << seconds_.GetValue();
return s;
}
#ifndef COUNTER_H
#define COUNTER_H
class Counter {
private:
int value_{};
const int max_value_{};
Counter* next_counter_{};
public:
Counter() =delete;
// Counter(const Counter&) =delete;
// Counter& operator=(const Counter&) =delete;
Counter(int max_value, Counter* next_counter = nullptr)
: value_{0}
, max_value_{max_value}
, next_counter_{next_counter}
{}
void SetValue(int value) { value_ = value; }
int GetValue() const { return value_; }
void Count(int amount = 1);
void Reset();
};
#endif
#include "Counter.h"
void Counter::Count(int amount) {
while (amount-- > 0) {
if (++value_ == max_value_) {
value_ = 0;
if (next_counter_) {
next_counter_->Count(1);
}
}
}
}
void Counter::Reset() {
value_ = 0;
}
#include <iostream>
#define SHOW(...)\
(void)(std::cout << __FILE__ << ':' << __LINE__ << '\t'\
<< #__VA_ARGS__ << " --> " << (__VA_ARGS__)\
<< std::endl)
#include "IClock.h"
void appl(IClock& c) {
c.TickUp(); SHOW(c);
c.TickUp(); SHOW(c);
c.TickUp(); SHOW(c);
c.Set(0, 0, 58);
c.TickUp(); SHOW(c);
c.TickUp(); SHOW(c);
c.TickUp(); SHOW(c);
c.TickUp(60); SHOW(c);
c.TickUp(60); SHOW(c);
}
#ifndef ICLOCK_H
#define ICLOCK_H
#include <iosfwd>
class IClock {
public:
virtual ~IClock() =default;
virtual void Set(int, int, int) =0;
virtual void TickUp(int = 1) =0;
virtual std::ostream& Print(std::ostream&) const =0;
};
inline
std::ostream& operator<<(std::ostream& lhs, const IClock& rhs) {
return rhs.Print(lhs);
}
#endif
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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