/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1996--2009 Han-Wen Nienhuys
+ Copyright (C) 1996--2015 Han-Wen Nienhuys
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <math.h>
#include "flower-proto.hh"
+#include "std-string.hh"
#include "drul-array.hh"
/* A T interval. This represents the closed interval [left,right].
template<class T>
struct Interval_t : public Drul_array<T>
{
- Drul_array<T>::at;
+ using Drul_array<T>::at;
static T infinity ();
static string T_to_string (T arg);
at (RIGHT) = max (at (RIGHT), p);
}
T length () const;
+
+ // Returns RIGHT - LEFT, even if the interval is empty.
T delta () const;
void set_empty ();
void set_full ();
+ void unite_disjoint (Interval_t<T> h, T padding, Direction d);
+ Interval_t<T> union_disjoint (Interval_t<T> h, T padding, Direction d) const;
+
bool is_empty () const
{
return at (LEFT) > at (RIGHT);
{
if (!is_empty ())
{
- at (LEFT) *= r;
- at (RIGHT) *= r;
- if (r < T (0))
- swap ();
+ at (LEFT) *= r;
+ at (RIGHT) *= r;
+ if (r < T (0))
+ swap ();
}
return *this;
}
}
typedef Interval_t<Real> Interval;
-typedef Interval_t<int> Slice; // weird name
+typedef Interval_t<int> Slice; // weird name
#endif // INTERVAL_HH