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69 lines
1.3 KiB
C++
69 lines
1.3 KiB
C++
//
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// FILE: fraction.h
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// AUTHOR: Rob Tillaart
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// VERSION: 0.1.04
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// PURPOSE: demo library for fractions for Arduino
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// URL:
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//
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// Released to the public domain
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//
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#ifndef Fraction_h
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#define Fraction_h
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#include "Arduino.h"
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#define FRACTIONLIBVERSION "0.1.04"
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class Fraction: public Printable
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{
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public:
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Fraction(double);
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Fraction(int32_t, int32_t);
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Fraction(int32_t);
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Fraction(int16_t);
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Fraction(int8_t);
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Fraction(uint32_t);
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Fraction(uint16_t);
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Fraction(uint8_t);
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Fraction(const Fraction&);
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size_t printTo(Print& p) const;
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// equalities
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bool operator == (Fraction);
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bool operator != (Fraction);
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bool operator > (Fraction);
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bool operator >= (Fraction);
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bool operator < (Fraction);
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bool operator <= (Fraction);
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// negation
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Fraction operator - ();
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Fraction operator + (Fraction);
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Fraction operator - (Fraction);
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Fraction operator * (Fraction);
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Fraction operator / (Fraction);
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void operator += (Fraction);
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void operator -= (Fraction);
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void operator *= (Fraction);
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void operator /= (Fraction);
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double toDouble();
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// double toPercentage();
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private:
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void simplify();
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double fractionize(double);
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int32_t gcd(int32_t, int32_t);
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int32_t n;
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int32_t d;
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};
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#endif
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//
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// -- END OF FILE --
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//
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