#include "spanner.hh"
-/**
- Read-only properties
-
- maximum-duration-for-spacing -- rational: space as if a duration of
- this type is available in this measure.
-
-
-
- Read properties from paper-column
-
- dir-list -- list of stem directions
-
- shortest-playing-duration -- duration of the shortest playing in that column.
-
- shortest-starter-duration -- duration of the shortest notes that starts
- exactly in that column.
-
- contains-grace -- boolean. Used to widen entries for grace notes.
-
- extra-space -- pair of distances
-
- stretch-distance -- pair of distances
- */
class Spacing_spanner
{
public: