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68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
#ifndef RECTC_H
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#define RECTC_H
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#include <QDebug>
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#include "coordinates.h"
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class RectC
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{
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public:
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RectC() {}
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RectC(const Coordinates &topLeft, const Coordinates &bottomRight)
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: _tl(topLeft), _br(bottomRight) {}
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RectC(const Coordinates ¢er, double radius);
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bool isNull() const
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{return _tl.isNull() && _br.isNull();}
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bool isValid() const
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{return (_tl.isValid() && _br.isValid()
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&& _tl.lat() != _br.lat() && _tl.lon() != _br.lon());}
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Coordinates topLeft() const {return _tl;}
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Coordinates bottomRight() const {return _br;}
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Coordinates center() const
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{return Coordinates((_tl.lon() + _br.lon()) / 2.0,
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(_tl.lat() + _br.lat()) / 2.0);}
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double width() const
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{
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double res = right() - left();
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return (left() > right()) ? 360.0 - res : res;
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}
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double height() const {return (top() - bottom());}
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double top() const {return _tl.lat();}
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double bottom() const {return _br.lat();}
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double left() const {return _tl.lon();}
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double right() const {return _br.lon();}
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void setLeft(double val) {_tl.rlon() = val;}
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void setRight(double val) {_br.rlon() = val;}
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void setTop(double val) {_tl.rlat() = val;}
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void setBottom(double val) {_br.rlat() = val;}
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RectC operator|(const RectC &r) const;
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RectC &operator|=(const RectC &r) {*this = *this | r; return *this;}
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RectC operator&(const RectC &r) const;
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RectC &operator&=(const RectC &r) {*this = *this & r; return *this;}
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RectC united(const Coordinates &c) const;
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RectC adjusted(double lon1, double lat1, double lon2, double lat2) const;
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bool intersects(const RectC &r) const
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{return (right() >= r.left() && bottom() <= r.top() && left() <= r.right()
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&& top() >= r.bottom());}
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bool contains(const Coordinates&c) const
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{return (c.lon() >= left() && c.lon() <= right() && c.lat() <= top()
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&& c.lat() >= bottom());}
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private:
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Coordinates _tl, _br;
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};
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#ifndef QT_NO_DEBUG
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QDebug operator<<(QDebug dbg, const RectC &rect);
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#endif // QT_NO_DEBUG
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#endif // RECTC_H
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