diff options
author | Taybin Rutkin <taybin@taybin.com> | 2005-09-25 18:42:24 +0000 |
---|---|---|
committer | Taybin Rutkin <taybin@taybin.com> | 2005-09-25 18:42:24 +0000 |
commit | 209d967b1bb80a9735d690d8f4f0455ecb9970ca (patch) | |
tree | 9d76ddcd7c1ac9d91bb2b1a33d31b66ce4ded5de /gtk2_ardour/crossfade_view.h | |
parent | e4b9aed743fc765219ac775905a221c017c88fba (diff) |
Initial import of gtk2_ardour.
git-svn-id: svn://localhost/trunk/ardour2@24 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'gtk2_ardour/crossfade_view.h')
-rw-r--r-- | gtk2_ardour/crossfade_view.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/gtk2_ardour/crossfade_view.h b/gtk2_ardour/crossfade_view.h new file mode 100644 index 0000000000..3825a50acf --- /dev/null +++ b/gtk2_ardour/crossfade_view.h @@ -0,0 +1,84 @@ +/* + 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 + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + 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__ +#define __gtk_ardour_crossfade_view_h__ + +#include <vector> +#include <gtk--.h> +#include <gtk-canvas.h> +#include <sigc++/signal_system.h> +#include <ardour/crossfade.h> + +#include "time_axis_view_item.h" + +class AudioTimeAxisView; +class AudioRegionView; + +struct CrossfadeView : public TimeAxisViewItem +{ + CrossfadeView (GtkCanvasGroup*, + AudioTimeAxisView&, + ARDOUR::Crossfade&, + double initial_samples_per_unit, + GdkColor& 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::Signal1<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; + + GtkCanvasItem *overlap_rect; + GtkCanvasItem *fade_in; + GtkCanvasItem *fade_out; + GtkCanvasItem *active_button; + + void crossfade_changed (ARDOUR::Change); + void active_changed (); + void redraw_curves (); +}; + +#endif /* __gtk_ardour_crossfade_view_h__ */ |