lily/include/box.hh

   1 /*
   2     some 2D geometrical concepts
   3 */
   4
   5 #ifndef BOXES_HH
   6 #define BOXES_HH
   7
   8 #include "fproto.hh"
   9 #include "real.hh"
  10 #include "interval.hh"
  11 #include "offset.hh"
  12 #include "axes.hh"
  13
  14
  15 struct Box {
  16   Interval interval_a_[NO_AXES];
  17
  18   Interval &x() {return interval_a_[X_AXIS]; }
  19   Interval &y(){ return interval_a_[Y_AXIS]; }
  20   Interval x() const{ return interval_a_[X_AXIS]; }
  21   Interval y() const{return interval_a_[Y_AXIS]; }
  22   Interval operator[](Axis a) const;
  23   Interval &operator[] (Axis a);
  24
  25   void translate (Offset o);
  26   /// smallest box enclosing #b#
  27   void set_empty ();
  28   void unite (Box b);
  29   Box();
  30   Box (Interval ix, Interval iy);
  31 };
  32
  33
  34 #endif