Chris@16: /*
Chris@16:   Copyright 2008 Intel Corporation
Chris@16: 
Chris@16:   Use, modification and distribution are subject to the Boost Software License,
Chris@16:   Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16:   http://www.boost.org/LICENSE_1_0.txt).
Chris@16: */
Chris@16: #ifndef BOOST_POLYGON_GMP_OVERRIDE_HPP
Chris@16: #define BOOST_POLYGON_GMP_OVERRIDE_HPP
Chris@16: #include <gmpxx.h>
Chris@16: namespace boost { namespace polygon {
Chris@16: 
Chris@16:   class gmp_int {
Chris@16:   private:
Chris@16:     inline gmp_int(const mpq_class& input) : v_(input) {}
Chris@16:   public:
Chris@16:     inline gmp_int() {}
Chris@16:     explicit inline gmp_int(long input) : v_(input) {}
Chris@16:     inline gmp_int(const gmp_int& input) : v_(input.v_) {}
Chris@16:     inline gmp_int& operator=(const gmp_int& that) {
Chris@16:       v_ = that.v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator=(long that) {
Chris@16:       v_ = that;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline operator int() const {
Chris@16:       std::cout << "cast\n";
Chris@16:       mpz_class num = v_.get_num();
Chris@16:       mpz_class den = v_.get_den();
Chris@16:       num /= den;
Chris@16:       return num.get_si();
Chris@16:     }
Chris@16:     inline double get_d() const {
Chris@16:       return v_.get_d();
Chris@16:     }
Chris@16:     inline int get_num() const {
Chris@16:       return v_.get_num().get_si();
Chris@16:     }
Chris@16:     inline int get_den() const {
Chris@16:       return v_.get_den().get_si();
Chris@16:     }
Chris@16:     inline bool operator==(const gmp_int& that) const {
Chris@16:       return v_ == that.v_;
Chris@16:     }
Chris@16:     inline bool operator!=(const gmp_int& that) const {
Chris@16:       return v_ != that.v_;
Chris@16:     }
Chris@16:     inline bool operator<(const gmp_int& that) const {
Chris@16:       bool retval = v_ < that.v_;
Chris@16:       return retval;
Chris@16:     }
Chris@16:     inline bool operator<=(const gmp_int& that) const {
Chris@16:       return v_ <= that.v_;
Chris@16:     }
Chris@16:     inline bool operator>(const gmp_int& that) const {
Chris@16:       return v_ > that.v_;
Chris@16:     }
Chris@16:     inline bool operator>=(const gmp_int& that) const {
Chris@16:       return v_ >= that.v_;
Chris@16:     }
Chris@16:     inline gmp_int operator+(const gmp_int& b) {
Chris@16:       return gmp_int((*this).v_ + b.v_);
Chris@16:     }
Chris@16:     inline gmp_int operator-(const gmp_int& b) {
Chris@16:       return gmp_int((*this).v_ - b.v_);
Chris@16:     }
Chris@16:     inline gmp_int operator*(const gmp_int& b) {
Chris@16:       return gmp_int((*this).v_ * b.v_);
Chris@16:     }
Chris@16:     inline gmp_int operator/(const gmp_int& b) {
Chris@16:       return gmp_int((*this).v_ / b.v_);
Chris@16:     }
Chris@16:     inline gmp_int& operator+=(const gmp_int& b) {
Chris@16:       (*this).v_ += b.v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator-=(const gmp_int& b) {
Chris@16:       (*this).v_ -= b.v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator*=(const gmp_int& b) {
Chris@16:       (*this).v_ *= b.v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator/=(const gmp_int& b) {
Chris@16:       (*this).v_ /= b.v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator++() {
Chris@16:       ++v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int& operator--() {
Chris@16:       --v_;
Chris@16:       return (*this);
Chris@16:     }
Chris@16:     inline gmp_int operator++(int) {
Chris@16:       gmp_int retval(*this);
Chris@16:       ++(*this);
Chris@16:       return retval;
Chris@16:     }
Chris@16:     inline gmp_int operator--(int) {
Chris@16:       gmp_int retval(*this);
Chris@16:       --(*this);
Chris@16:       return retval;
Chris@16:     }
Chris@16:   private:
Chris@16:     mpq_class v_;
Chris@16:   };
Chris@16: 
Chris@16:   template <>
Chris@16:   struct high_precision_type<int> {
Chris@16:     typedef mpq_class type;
Chris@16:   };
Chris@16: 
Chris@16:   template <>
Chris@16:   int convert_high_precision_type<int>(const mpq_class& v) {
Chris@16:     mpz_class num = v.get_num();
Chris@16:     mpz_class den = v.get_den();
Chris@16:     num /= den;
Chris@16:     return num.get_si();
Chris@16:   };
Chris@16: 
Chris@16: }
Chris@16: }
Chris@16: #endif