131 lines
3.0 KiB
C++
131 lines
3.0 KiB
C++
// Boost.Polygon library point_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_POINT_DATA_HPP
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#define BOOST_POLYGON_POINT_DATA_HPP
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#include "isotropy.hpp"
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#include "point_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 point_data {
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public:
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typedef T coordinate_type;
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point_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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point_data(coordinate_type x, coordinate_type y) {
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coords_[HORIZONTAL] = x;
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coords_[VERTICAL] = y;
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}
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explicit point_data(const point_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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point_data& operator=(const point_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 PointType>
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explicit point_data(const PointType& that) {
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*this = that;
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}
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template <typename PointType>
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point_data& operator=(const PointType& that) {
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assign(*this, that);
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return *this;
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}
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// TODO(asydorchuk): Deprecated.
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template <typename CT>
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point_data(const point_data<CT>& that) {
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coords_[HORIZONTAL] = (coordinate_type)that.x();
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coords_[VERTICAL] = (coordinate_type)that.y();
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}
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coordinate_type get(orientation_2d orient) const {
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return coords_[orient.to_int()];
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}
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void set(orientation_2d orient, coordinate_type value) {
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coords_[orient.to_int()] = value;
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}
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coordinate_type x() const {
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return coords_[HORIZONTAL];
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}
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point_data& x(coordinate_type value) {
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coords_[HORIZONTAL] = value;
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return *this;
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}
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coordinate_type y() const {
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return coords_[VERTICAL];
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}
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point_data& y(coordinate_type value) {
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coords_[VERTICAL] = value;
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return *this;
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}
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bool operator==(const point_data& that) const {
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return (coords_[0] == that.coords_[0]) &&
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(coords_[1] == that.coords_[1]);
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}
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bool operator!=(const point_data& that) const {
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return !(*this == that);
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}
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bool operator<(const point_data& that) const {
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return (coords_[0] < that.coords_[0]) ||
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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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bool operator<=(const point_data& that) const {
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return !(that < *this);
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}
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bool operator>(const point_data& that) const {
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return that < *this;
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}
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bool operator>=(const point_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< point_data<CType> > {
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typedef point_concept type;
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};
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} // polygon
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} // boost
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#endif // BOOST_POLYGON_POINT_DATA_HPP
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