119 lines
2.8 KiB
C++
119 lines
2.8 KiB
C++
// Boost.Polygon library interval_data.hpp header file
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// Copyright (c) Intel Corporation 2008.
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// Copyright (c) 2008-2012 Simonson Lucanus.
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// Copyright (c) 2012-2012 Andrii Sydorchuk.
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// See http://www.boost.org for updates, documentation, and revision history.
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_POLYGON_INTERVAL_DATA_HPP
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#define BOOST_POLYGON_INTERVAL_DATA_HPP
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#include "isotropy.hpp"
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#include "interval_concept.hpp"
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namespace boost {
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namespace polygon {
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template <typename T>
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class interval_data {
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public:
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typedef T coordinate_type;
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interval_data()
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#ifndef BOOST_POLYGON_MSVC
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: coords_()
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#endif
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{}
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interval_data(coordinate_type low, coordinate_type high) {
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coords_[LOW] = low;
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coords_[HIGH] = high;
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}
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interval_data(const interval_data& that) {
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coords_[0] = that.coords_[0];
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coords_[1] = that.coords_[1];
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}
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interval_data& operator=(const interval_data& that) {
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coords_[0] = that.coords_[0];
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coords_[1] = that.coords_[1];
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return *this;
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}
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template <typename IntervalType>
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interval_data& operator=(const IntervalType& that) {
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assign(*this, that);
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return *this;
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}
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coordinate_type get(direction_1d dir) const {
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return coords_[dir.to_int()];
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}
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void set(direction_1d dir, coordinate_type value) {
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coords_[dir.to_int()] = value;
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}
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coordinate_type low() const {
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return coords_[0];
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}
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interval_data& low(coordinate_type value) {
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coords_[LOW] = value;
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return *this;
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}
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coordinate_type high() const {
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return coords_[1];
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}
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interval_data& high(coordinate_type value) {
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coords_[HIGH] = value;
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return *this;
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}
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bool operator==(const interval_data& that) const {
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return low() == that.low() && high() == that.high();
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}
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bool operator!=(const interval_data& that) const {
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return low() != that.low() || high() != that.high();
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}
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bool operator<(const interval_data& that) const {
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if (coords_[0] != that.coords_[0]) {
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return coords_[0] < that.coords_[0];
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}
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return coords_[1] < that.coords_[1];
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}
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bool operator<=(const interval_data& that) const {
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return !(that < *this);
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}
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bool operator>(const interval_data& that) const {
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return that < *this;
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}
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bool operator>=(const interval_data& that) const {
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return !((*this) < that);
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}
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private:
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coordinate_type coords_[2];
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};
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template <typename CType>
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struct geometry_concept< interval_data<CType> > {
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typedef interval_concept type;
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};
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} // polygon
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} // boost
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#endif // BOOST_POLYGON_INTERVAL_DATA_HPP
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