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Merge pull request #3822 from rism-digital/develop-fraction
Add file for Fraction class
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| ///////////////////////////////////////////////////////////////////////////// | ||
| // Name: fraction.h | ||
| // Author: Laurent Pugin | ||
| // Created: 2024 | ||
| // Copyright (c) Authors and others. All rights reserved. | ||
| ///////////////////////////////////////////////////////////////////////////// | ||
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| #ifndef __VRV_FRACTION_H__ | ||
| #define __VRV_FRACTION_H__ | ||
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| #include "vrv.h" | ||
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| namespace vrv { | ||
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| //---------------------------------------------------------------------------- | ||
| // Fraction | ||
| //---------------------------------------------------------------------------- | ||
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| class Fraction { | ||
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| public: | ||
| // Constructors - make them explicit to avoid type conversion | ||
| explicit Fraction(int num = 0, int denom = 1); | ||
| explicit Fraction(data_DURATION duration); | ||
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| // Enable implicit conversion constructor for `int` | ||
| template <typename T, typename = std::enable_if_t<std::is_same_v<T, int>>> | ||
| Fraction(T num) : m_numerator(num), m_denominator(1) | ||
| { | ||
| } | ||
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| /** Addition operator */ | ||
| Fraction operator+(const Fraction &other) const; | ||
| /** Subtraction operator */ | ||
| Fraction operator-(const Fraction &other) const; | ||
| /** Multiplication operator */ | ||
| Fraction operator*(const Fraction &other) const; | ||
| /** Division operator */ | ||
| Fraction operator/(const Fraction &other) const; | ||
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| /** Equality operator */ | ||
| bool operator==(const Fraction &other) const; | ||
| /** Ordering operator */ | ||
| std::strong_ordering operator<=>(const Fraction &other) const; | ||
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| /** Getters */ | ||
| int GetNumerator() const { return m_numerator; } | ||
| int GetDenominator() const { return m_denominator; } | ||
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| /** Convert fraction to a double */ | ||
| double ToDouble() const; | ||
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| /** Convert fraction to a string */ | ||
| std::string ToString() const; | ||
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| /** Convert to data_DURATION and the remaining Fraction */ | ||
| std::pair<data_DURATION, Fraction> ToDur() const; | ||
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| //----------------// | ||
| // Static methods // | ||
| //----------------// | ||
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| /** Reduce the fraction represented by the two numbers */ | ||
| static void Reduce(int &numerator, int &denominator); | ||
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| private: | ||
| /** Reduce the fraction */ | ||
| void Reduce(); | ||
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| public: | ||
| // | ||
| private: | ||
| int m_numerator; | ||
| int m_denominator; | ||
| }; | ||
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| } // namespace vrv | ||
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| #endif |
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