/*
- Copyright (C) 2003 Paul Davis
+ Copyright (C) 2003 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 <vector>
#include <libgnomecanvasmm.h>
-#include <sigc++/signal.h>
+#include "pbd/signals.h"
#include "ardour/crossfade.h"
#include "time_axis_view_item.h"
class RouteTimeAxisView;
class AudioRegionView;
-struct CrossfadeView : public TimeAxisViewItem
+class CrossfadeView : public TimeAxisViewItem
{
- CrossfadeView (ArdourCanvas::Group*,
- RouteTimeAxisViewPtr,
- boost::shared_ptr<ARDOUR::Crossfade>,
- double initial_samples_per_unit,
- Gdk::Color& basic_color,
- AudioRegionView& leftview,
- AudioRegionView& rightview);
- ~CrossfadeView ();
+public:
+ CrossfadeView (ArdourCanvas::Group*,
+ RouteTimeAxisView&,
+ boost::shared_ptr<ARDOUR::Crossfade>,
+ double initial_samples_per_unit,
+ Gdk::Color& basic_color,
+ AudioRegionView& leftview,
+ AudioRegionView& rightview);
- boost::shared_ptr<ARDOUR::Crossfade> crossfade; // ok, let 'em have it
+ ~CrossfadeView ();
- AudioRegionView& left_view; // and these too
- AudioRegionView& right_view;
+ boost::shared_ptr<ARDOUR::Crossfade> crossfade; // ok, let 'em have it
- void set_height (double);
+ AudioRegionView& left_view; // and these too
+ AudioRegionView& right_view;
- bool valid() const { return _valid; }
- bool visible() const { return _visible; }
- void set_valid (bool yn);
+ void set_heights (double, double);
- static sigc::signal<void,CrossfadeView*> GoingAway;
+ bool valid() const { return _valid; }
+ bool visible() const { return _visible; }
+ void set_valid (bool yn);
- AudioRegionView& upper_regionview () const;
+ static PBD::Signal1<void,CrossfadeView*> CatchDeletion;
- void fake_hide ();
- void hide ();
- void show ();
-
- protected:
- void reset_width_dependent_items (double pixel_width);
+ void fake_hide ();
+ void hide ();
+ void show ();
+ void horizontal_position_changed ();
- private:
- bool _valid;
- bool _visible;
+protected:
+ void reset_width_dependent_items (double pixel_width);
- double spu;
- double _height;
+private:
+ bool _valid;
+ bool _visible;
+ bool _all_in_view;
+ double _child_height;
- ArdourCanvas::Item *overlap_rect;
- ArdourCanvas::Line *fade_in;
- ArdourCanvas::Line *fade_out;
- ArdourCanvas::Item *active_button;
+ ArdourCanvas::Line *fade_in;
+ ArdourCanvas::Line *fade_out;
- void crossfade_changed (ARDOUR::Change);
- void active_changed ();
- void redraw_curves ();
+ void crossfade_changed (const PBD::PropertyChange&);
+ void crossfade_fades_changed ();
+ void active_changed ();
+ void redraw_curves ();
void color_handler ();
};