src/map/rectd.h

   1 #ifndef RECTD_H
   2 #define RECTD_H
   3
   4 #include "pointd.h"
   5
   6 class RectC;
   7 class Projection;
   8
   9 class RectD
  10 {
  11 public:
  12         RectD() {}
  13         RectD(const PointD &topLeft, const PointD &bottomRight)
  14           : _tl(topLeft), _br(bottomRight) {}
  15         RectD(const RectC &rect, const Projection &proj, int samples = 100);
  16
  17         PointD topLeft() const {return _tl;}
  18         PointD bottomRight() const {return _br;}
  19         PointD center() const
  20           {return PointD((_tl.x() + _br.x()) / 2.0,
  21                 (_tl.y() + _br.y()) / 2.0);}
  22
  23         double left() const {return _tl.x();}
  24         double right() const {return _br.x();}
  25         double top() const {return _tl.y();}
  26         double bottom() const {return _br.y();}
  27
  28         void setLeft(double val) {_tl.rx() = val;}
  29         void setRight(double val) {_br.rx() = val;}
  30         void setTop(double val) {_tl.ry() = val;}
  31         void setBottom(double val) {_br.ry() = val;}
  32
  33         double width() const {return (right() - left());}
  34         double height() const {return (top() - bottom());}
  35
  36         bool contains(const PointD &p) const
  37           {return (p.x() >= left() && p.x() <= right() && p.y() <= top()
  38           && p.y() >= bottom());}
  39
  40         bool isNull() const {return _tl.isNull() && _br.isNull();}
  41         bool isValid() const
  42           {return (_tl.isValid() && _br.isValid()
  43           && _tl.x() != _br.x() && _tl.y() != _br.y());}
  44
  45         RectC toRectC(const Projection &proj, int samples = 100) const;
  46
  47 private:
  48         PointD _tl, _br;
  49 };
  50
  51 #ifndef QT_NO_DEBUG
  52 inline QDebug operator<<(QDebug dbg, const RectD &rect)
  53 {
  54         dbg.nospace() << "RectD(" << rect.topLeft() << ", " << rect.bottomRight()
  55           << ")";
  56         return dbg.space();
  57 }
  58 #endif // QT_NO_DEBUG
  59
  60 #endif // RECTD_H