/*
- 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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#ifndef __gtk_ardour_crossfade_view_h__
#include <vector>
#include <libgnomecanvasmm.h>
-#include <sigc++/signal.h>
-#include <ardour/crossfade.h>
+#include "pbd/signals.h"
+#include "ardour/crossfade.h"
#include "time_axis_view_item.h"
-class AudioTimeAxisView;
+class RouteTimeAxisView;
class AudioRegionView;
-struct CrossfadeView : public TimeAxisViewItem
+class CrossfadeView : public TimeAxisViewItem
{
- CrossfadeView (ArdourCanvas::Group*,
- AudioTimeAxisView&,
- ARDOUR::Crossfade&,
- double initial_samples_per_unit,
- Gdk::Color& basic_color,
- AudioRegionView& leftview,
- AudioRegionView& rightview);
- ~CrossfadeView ();
-
- ARDOUR::Crossfade& crossfade; // ok, let 'em have it
- AudioRegionView& left_view; // and these too
- AudioRegionView& right_view;
-
- std::string get_item_name();
- void set_height (double);
-
- bool valid() const { return _valid; }
- bool visible() const { return _visible; }
- void set_valid (bool yn);
-
- static sigc::signal<void,CrossfadeView*> GoingAway;
-
- AudioRegionView& upper_regionview () const;
-
- void fake_hide ();
- void hide ();
- void show ();
-
- protected:
- void reset_width_dependent_items (double pixel_width);
-
- private:
- bool _valid;
- bool _visible;
-
- double spu;
-
- ArdourCanvas::Item *overlap_rect;
- ArdourCanvas::Line *fade_in;
- ArdourCanvas::Line *fade_out;
- ArdourCanvas::Item *active_button;
-
- void crossfade_changed (ARDOUR::Change);
- void active_changed ();
- void redraw_curves ();
+public:
+ CrossfadeView (ArdourCanvas::Group*,
+ RouteTimeAxisView&,
+ boost::shared_ptr<ARDOUR::Crossfade>,
+ double initial_samples_per_unit,
+ Gdk::Color& basic_color,
+ AudioRegionView& leftview,
+ AudioRegionView& rightview);
+
+ ~CrossfadeView ();
+
+ boost::shared_ptr<ARDOUR::Crossfade> crossfade; // ok, let 'em have it
+
+ AudioRegionView& left_view; // and these too
+ AudioRegionView& right_view;
+
+ void set_heights (double, double);
+
+ bool valid() const { return _valid; }
+ bool visible() const { return _visible; }
+ void set_valid (bool yn);
+
+ static PBD::Signal1<void,CrossfadeView*> CatchDeletion;
+
+ void fake_hide ();
+ void hide ();
+ void show ();
+ void horizontal_position_changed ();
+
+protected:
+ void reset_width_dependent_items (double pixel_width);
+
+private:
+ bool _valid;
+ bool _visible;
+ bool _all_in_view;
+ double _child_height;
+
+ ArdourCanvas::Line *fade_in;
+ ArdourCanvas::Line *fade_out;
+
+ void crossfade_changed (const PBD::PropertyChange&);
+ void crossfade_fades_changed ();
+ void active_changed ();
+ void redraw_curves ();
+ void color_handler ();
};
#endif /* __gtk_ardour_crossfade_view_h__ */