source file of the GNU LilyPond music typesetter
- (c) 1999--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "rational.hh"
/**
- Rationals with glue for Guilification;
-
- FIXME: remove self_scm_ and then remove this class */
-class Moment : public Rational
+ Musical timing (Main-timing, grace-timing) with glue for
+ Guilification;
+*/
+class Moment
{
DECLARE_SIMPLE_SMOBS (Moment,);
public:
- Moment () { }
- Moment (int m) : Rational (m) { }
- Moment (int m, int n) : Rational (m,n) { }
- Moment (Rational m) : Rational (m) { }
+ Moment ();
+ Moment (int m);
+
+ Moment (Rational, Rational);
+ Moment (Rational m);
+
+ Moment operator - () const;
+
+ void operator += (Moment const &m);
+ void operator -= (Moment const &m);
+
+ void operator *= (Moment const &m);
+ void operator /= (Moment const &m);
+ Rational main_part_;
+ Rational grace_part_;
+
+ void set_infinite (int k);
+
+ bool to_bool () const;
+ int den () const;
+ int num () const;
/*
Deliver a copy of THIS as a smobified SCM
*/
- SCM smobbed_copy () const;
+ SCM smobbed_copy () const;
+ String to_string () const;
+ static int compare (Moment const&, Moment const&);
+
};
-
-
-Moment * unsmob_moment (SCM);
-
-IMPLEMENT_ARITHMETIC_OPERATOR (Moment, / );
IMPLEMENT_ARITHMETIC_OPERATOR (Moment, + );
-IMPLEMENT_ARITHMETIC_OPERATOR (Moment, * );
IMPLEMENT_ARITHMETIC_OPERATOR (Moment, - );
-IMPLEMENT_ARITHMETIC_OPERATOR (Moment, % );
+IMPLEMENT_ARITHMETIC_OPERATOR (Moment, / );
+IMPLEMENT_ARITHMETIC_OPERATOR (Moment, * );
+
+
+DECLARE_UNSMOB(Moment,moment);
+int compare (Moment const&,Moment const&);
+INSTANTIATE_COMPARE (Moment const&, Moment::compare);
-INSTANTIATE_COMPARE (Moment const&, Rational::compare);
+#ifdef STREAM_SUPPORT
+std::ostream & operator << (std::ostream &, Moment const &);
+#endif
#endif /* MOMENT_HH */