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/*
Copyright (C) 2001 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 __ardour_streamview_h__
#define __ardour_streamview_h__
#include <list>
#include <map>
#include <cmath>
#include <gtk--.h>
#include <gtk-canvas.h>
#include <ardour/location.h>
#include "enums.h"
namespace ARDOUR {
class Route;
class DiskStream;
class Crossfade;
class PeakData;
class AudioRegion;
class Source;
}
struct RecBoxInfo {
GtkCanvasItem* rectangle;
jack_nframes_t start;
jack_nframes_t length;
};
class PublicEditor;
class Selectable;
class AudioTimeAxisView;
class AudioRegionView;
class AudioRegionSelection;
class CrossfadeView;
class Selection;
class StreamView : public SigC::Object
{
public:
StreamView (AudioTimeAxisView&);
~StreamView ();
void set_waveform_shape (WaveformShape);
AudioTimeAxisView& trackview() { return _trackview; }
void set_zoom_all();
int set_height (gdouble);
int set_position (gdouble x, gdouble y);
int set_samples_per_unit (gdouble spp);
gdouble get_samples_per_unit () { return _samples_per_unit; }
int set_amplitude_above_axis (gdouble app);
gdouble get_amplitude_above_axis () { return _amplitude_above_axis; }
void set_show_waveforms (bool yn);
void set_show_waveforms_recording (bool yn) { use_rec_regions = yn; }
GtkCanvasItem* canvas_item() { return canvas_group; }
SigC::Signal1<void,AudioRegionView*> AudioRegionViewAdded;
enum ColorTarget {
RegionColor,
StreamBaseColor
};
void apply_color (GdkColor&, ColorTarget t);
void set_selected_regionviews (AudioRegionSelection&);
void get_selectables (jack_nframes_t start, jack_nframes_t end, list<Selectable* >&);
void get_inverted_selectables (Selection&, list<Selectable* >& results);
GdkColor get_region_color () const { return region_color; }
void foreach_regionview (SigC::Slot1<void,AudioRegionView*> slot);
void foreach_crossfadeview (void (CrossfadeView::*pmf)(void));
void attach ();
void region_layered (AudioRegionView*);
AudioRegionView* find_view (const ARDOUR::AudioRegion&);
void show_all_xfades ();
void hide_all_xfades ();
void hide_xfades_involving (AudioRegionView&);
void reveal_xfades_involving (AudioRegionView&);
private:
AudioTimeAxisView& _trackview;
GtkCanvasItem* canvas_group;
GtkCanvasItem* canvas_rect; /* frame around the whole thing */
typedef list<AudioRegionView* > AudioRegionViewList;
AudioRegionViewList region_views;
typedef list<CrossfadeView*> CrossfadeViewList;
CrossfadeViewList crossfade_views;
double _samples_per_unit;
double _amplitude_above_axis;
SigC::Connection screen_update_connection;
vector<RecBoxInfo> rec_rects;
list<ARDOUR::AudioRegion* > rec_regions;
bool rec_updating;
bool rec_active;
bool use_rec_regions;
list<SigC::Connection> peak_ready_connections;
jack_nframes_t last_rec_peak_frame;
map<ARDOUR::Source*, bool> rec_peak_ready_map;
void update_rec_box ();
void transport_changed();
void rec_enable_changed(void* src = 0);
void sess_rec_enable_changed();
void setup_rec_box ();
void rec_peak_range_ready (jack_nframes_t start, jack_nframes_t cnt, ARDOUR::Source* src);
void update_rec_regions ();
void add_region_view (ARDOUR::Region*);
void add_region_view_internal (ARDOUR::Region*, bool wait_for_waves);
void remove_region_view (ARDOUR::Region* );
void remove_rec_region (ARDOUR::Region*);
void remove_audio_region_view (ARDOUR::AudioRegion* );
void remove_audio_rec_region (ARDOUR::AudioRegion*);
void display_diskstream (ARDOUR::DiskStream* );
void undisplay_diskstream ();
void redisplay_diskstream ();
void diskstream_changed (void* );
void playlist_state_changed (ARDOUR::Change);
void playlist_changed (ARDOUR::DiskStream* );
void playlist_modified ();
bool crossfades_visible;
void add_crossfade (ARDOUR::Crossfade*);
void remove_crossfade (ARDOUR::Crossfade*);
/* XXX why are these different? */
GdkColor region_color;
uint32_t stream_base_color;
vector<SigC::Connection> playlist_connections;
SigC::Connection playlist_change_connection;
};
#endif /* __ardour_streamview_h__ */
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