/*
duration.hh -- declare Duration
-
- source file of the LilyPond music typesetter
- (c) 1997--1999 Jan Nieuwenhuizen <janneke@gnu.org>
+ source file of the LilyPond music typesetter
+ (c) 1997--2009 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#ifndef DURATION_HH
#define DURATION_HH
-#include "fproto.hh"
-#include "rational.hh"
-
+#include "moment.hh"
/**
A musical duration.
- */
-struct Duration {
+*/
+struct Duration
+{
+public:
+
Duration ();
- /// is the "plet factor" of this note != 1 ?
- bool plet_b ();
- String str () const;
- void set_plet (int,int );
- void compress (Rational);
- Rational length_mom () const ;
+ Duration (int, int);
+ Duration (Rational, bool scale);
+ string to_string () const;
+ Duration compressed (Rational) const;
+ Rational get_length () const;
+ Rational factor () const { return factor_; }
+ int duration_log () const;
+ int dot_count () const;
+
+ static int compare (Duration const &, Duration const &);
+
+ DECLARE_SCHEME_CALLBACK (less_p, (SCM a, SCM b));
+ DECLARE_SIMPLE_SMOBS (Duration);
+
+private:
/// Logarithm of the base duration.
- int durlog_i_;
- int dots_i_;
- int tuplet_iso_i_; // 2/3; 2 is not duration, maar of count!
- int tuplet_type_i_;
+ int durlog_;
+ int dots_;
+ Rational factor_;
};
+
+INSTANTIATE_COMPARE (Duration, Duration::compare);
+DECLARE_UNSMOB (Duration, duration);
+
#endif // DURATION_HH