Chris@16: // Boost.Polygon library interval_data.hpp header file
Chris@16: 
Chris@16: // Copyright (c) Intel Corporation 2008.
Chris@16: // Copyright (c) 2008-2012 Simonson Lucanus.
Chris@16: // Copyright (c) 2012-2012 Andrii Sydorchuk.
Chris@16: 
Chris@16: // See http://www.boost.org for updates, documentation, and revision history.
Chris@16: // Use, modification and distribution is 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_INTERVAL_DATA_HPP
Chris@16: #define BOOST_POLYGON_INTERVAL_DATA_HPP
Chris@16: 
Chris@16: #include "isotropy.hpp"
Chris@16: #include "interval_concept.hpp"
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace polygon {
Chris@16: 
Chris@16: template <typename T>
Chris@16: class interval_data {
Chris@16:  public:
Chris@16:   typedef T coordinate_type;
Chris@16: 
Chris@16:   interval_data()
Chris@16: #ifndef BOOST_POLYGON_MSVC
Chris@16:     : coords_()
Chris@16: #endif
Chris@16:   {}
Chris@16: 
Chris@16:   interval_data(coordinate_type low, coordinate_type high) {
Chris@16:     coords_[LOW] = low;
Chris@16:     coords_[HIGH] = high;
Chris@16:   }
Chris@16: 
Chris@16:   interval_data(const interval_data& that) {
Chris@16:     coords_[0] = that.coords_[0];
Chris@16:     coords_[1] = that.coords_[1];
Chris@16:   }
Chris@16: 
Chris@16:   interval_data& operator=(const interval_data& that) {
Chris@16:     coords_[0] = that.coords_[0];
Chris@16:     coords_[1] = that.coords_[1];
Chris@16:     return *this;
Chris@16:   }
Chris@16: 
Chris@16:   template <typename IntervalType>
Chris@16:   interval_data& operator=(const IntervalType& that) {
Chris@16:     assign(*this, that);
Chris@16:     return *this;
Chris@16:   }
Chris@16: 
Chris@16:   coordinate_type get(direction_1d dir) const {
Chris@16:     return coords_[dir.to_int()];
Chris@16:   }
Chris@16: 
Chris@16:   void set(direction_1d dir, coordinate_type value) {
Chris@16:     coords_[dir.to_int()] = value;
Chris@16:   }
Chris@16: 
Chris@16:   coordinate_type low() const {
Chris@16:     return coords_[0];
Chris@16:   }
Chris@16: 
Chris@16:   interval_data& low(coordinate_type value) {
Chris@16:     coords_[LOW] = value;
Chris@16:     return *this;
Chris@16:   }
Chris@16: 
Chris@16:   coordinate_type high() const {
Chris@16:     return coords_[1];
Chris@16:   }
Chris@16: 
Chris@16:   interval_data& high(coordinate_type value) {
Chris@16:     coords_[HIGH] = value;
Chris@16:     return *this;
Chris@16:   }
Chris@16: 
Chris@16:   bool operator==(const interval_data& that) const {
Chris@16:     return low() == that.low() && high() == that.high();
Chris@16:   }
Chris@16: 
Chris@16:   bool operator!=(const interval_data& that) const {
Chris@16:     return low() != that.low() || high() != that.high();
Chris@16:   }
Chris@16: 
Chris@16:   bool operator<(const interval_data& that) const {
Chris@16:     if (coords_[0] != that.coords_[0]) {
Chris@16:       return coords_[0] < that.coords_[0];
Chris@16:     }
Chris@16:     return coords_[1] < that.coords_[1];
Chris@16:   }
Chris@16: 
Chris@16:   bool operator<=(const interval_data& that) const {
Chris@16:     return !(that < *this);
Chris@16:   }
Chris@16: 
Chris@16:   bool operator>(const interval_data& that) const {
Chris@16:     return that < *this;
Chris@16:   }
Chris@16: 
Chris@16:   bool operator>=(const interval_data& that) const {
Chris@16:     return !((*this) < that);
Chris@16:   }
Chris@16: 
Chris@16:  private:
Chris@16:   coordinate_type coords_[2];
Chris@16: };
Chris@16: 
Chris@16: template <typename CType>
Chris@16: struct geometry_concept< interval_data<CType> > {
Chris@16:   typedef interval_concept type;
Chris@16: };
Chris@16: }  // polygon
Chris@16: }  // boost
Chris@16: 
Chris@16: #endif  // BOOST_POLYGON_INTERVAL_DATA_HPP