fraction.h
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/* akvirtualcamera, virtual camera for Mac and Windows.
* Copyright (C) 2020 Gonzalo Exequiel Pedone
*
* akvirtualcamera is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* akvirtualcamera is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#ifndef FRACTION_H
#define FRACTION_H
#include <cstdint>
#include <string>
namespace AkVCam
{
class Fraction;
class FractionPrivate;
using FractionRange = std::pair<Fraction, Fraction>;
class Fraction
{
public:
Fraction();
Fraction(int64_t num, int64_t den);
Fraction(const std::string &str);
Fraction(const Fraction &other);
virtual ~Fraction();
Fraction &operator =(const Fraction &other);
bool operator ==(const Fraction &other) const;
bool operator <(const Fraction &other) const;
int64_t num() const;
int64_t &num();
int64_t den() const;
int64_t &den();
double value() const;
std::string toString() const;
bool isInfinity() const;
int sign() const;
static bool isFraction(const std::string &str);
private:
FractionPrivate *d;
};
}
std::ostream &operator <<(std::ostream &os, const AkVCam::Fraction &fraction);
#endif // FRACTION_H