/*
- Copyright (C) 2000 Paul Davis
+ Copyright (C) 2000 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <algorithm>
#include <boost/shared_ptr.hpp>
-#include <sigc++/signal.h>
-#include <pbd/undo.h>
-#include <pbd/statefuldestructible.h>
+#include "pbd/undo.h"
+#include "pbd/statefuldestructible.h"
-#include <ardour/ardour.h>
-#include <ardour/audioregion.h>
-#include <ardour/crossfade_compare.h>
-#include <evoral/Curve.hpp>
+#include "ardour/ardour.h"
+#include "ardour/audioregion.h"
+#include "ardour/crossfade_compare.h"
+#include "evoral/Curve.hpp"
namespace ARDOUR {
public:
class NoCrossfadeHere: std::exception {
- public:
+ public:
virtual const char *what() const throw() { return "no crossfade should be constructed here"; }
};
-
+
/* constructor for "fixed" xfades at each end of an internal overlap */
Crossfade (boost::shared_ptr<ARDOUR::AudioRegion> in, boost::shared_ptr<ARDOUR::AudioRegion> out,
- nframes_t position,
- nframes_t initial_length,
- AnchorPoint);
+ nframes_t position,
+ nframes_t initial_length,
+ AnchorPoint);
/* constructor for xfade between two regions that are overlapped in any way
except the "internal" case.
*/
-
+
Crossfade (boost::shared_ptr<ARDOUR::AudioRegion> in, boost::shared_ptr<ARDOUR::AudioRegion> out, CrossfadeModel, bool active);
/* copy constructor to copy a crossfade with new regions. used (for example)
- when a playlist copy is made
+ when a playlist copy is made
*/
Crossfade (boost::shared_ptr<Crossfade>, boost::shared_ptr<ARDOUR::AudioRegion>, boost::shared_ptr<ARDOUR::AudioRegion>);
-
+
/* the usual XML constructor */
Crossfade (const Playlist&, XMLNode&);
bool operator== (const ARDOUR::Crossfade&);
XMLNode& get_state (void);
- int set_state (const XMLNode&);
+ int set_state (const XMLNode&, int version);
boost::shared_ptr<ARDOUR::AudioRegion> in() const { return _in; }
boost::shared_ptr<ARDOUR::AudioRegion> out() const { return _out; }
-
- nframes_t read_at (Sample *buf, Sample *mixdown_buffer,
- float *gain_buffer, nframes_t position, nframes_t cnt,
- uint32_t chan_n,
- nframes_t read_frames = 0,
- nframes_t skip_frames = 0) const;
-
+
+ nframes_t read_at (Sample *buf, Sample *mixdown_buffer,
+ float *gain_buffer, sframes_t position, nframes_t cnt,
+ uint32_t chan_n,
+ nframes_t read_frames = 0,
+ nframes_t skip_frames = 0) const;
+
bool refresh ();
uint32_t upper_layer () const {
nframes_t overlap_length() const;
- void invalidate();
-
- sigc::signal<void,boost::shared_ptr<Region> > Invalidated;
- sigc::signal<void,Change> StateChanged;
+ PBD::Signal1<void,boost::shared_ptr<Region> > Invalidated;
+ PBD::Signal1<void,Change> StateChanged;
bool covers (nframes_t frame) const {
return _position <= frame && frame < _position + _length;
bool can_follow_overlap() const;
void set_follow_overlap (bool yn);
- AutomationList& fade_in() { return _fade_in; }
+ AutomationList& fade_in() { return _fade_in; }
AutomationList& fade_out() { return _fade_out; }
- nframes_t set_length (nframes_t);
+ nframes_t set_xfade_length (nframes_t);
bool is_dependent() const { return true; }
- bool depends_on (boost::shared_ptr<Region> other) const {
- return other == _in || other == _out;
+ bool depends_on (boost::shared_ptr<Region> other) const {
+ return other == _in || other == _out;
}
-
+
static nframes_t short_xfade_length() { return _short_xfade_length; }
static void set_short_xfade_length (nframes_t n);
bool update ();
protected:
- nframes_t read_raw_internal (Sample*, nframes_t, nframes_t) const;
+ nframes_t read_raw_internal (Sample*, sframes_t, nframes_t, int) const;
};
} // namespace ARDOUR
-#endif /* __ardour_overlap_h__ */
+#endif /* __ardour_overlap_h__ */