2 Copyright (C) 2001, 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __ardour_streamview_h__
20 #define __ardour_streamview_h__
25 #include "pbd/signals.h"
27 #include "ardour/location.h"
29 #include "simplerect.h"
46 ArdourCanvas::SimpleRect
* rectangle
;
52 class RouteTimeAxisView
;
54 class RegionSelection
;
58 class StreamView
: public sigc::trackable
, public PBD::ScopedConnectionList
61 virtual ~StreamView ();
63 RouteTimeAxisView
& trackview() { return _trackview
; }
64 const RouteTimeAxisView
& trackview() const { return _trackview
; }
70 int set_position (gdouble x
, gdouble y
);
71 virtual int set_height (double);
73 virtual int set_samples_per_unit (gdouble spp
);
74 gdouble
get_samples_per_unit () { return _samples_per_unit
; }
75 virtual void horizontal_position_changed () {}
77 void set_layer_display (LayerDisplay
);
78 LayerDisplay
layer_display () const { return _layer_display
; }
80 ArdourCanvas::Group
* background_group() { return _background_group
; }
81 ArdourCanvas::Group
* canvas_item() { return _canvas_group
; }
88 Gdk::Color
get_region_color () const { return region_color
; }
89 void apply_color (Gdk::Color
&, ColorTarget t
);
91 uint32_t num_selected_regionviews () const;
93 RegionView
* find_view (boost::shared_ptr
<const ARDOUR::Region
>);
94 void foreach_regionview (sigc::slot
<void,RegionView
*> slot
);
95 void foreach_selected_regionview (sigc::slot
<void,RegionView
*> slot
);
97 void set_selected_regionviews (RegionSelection
&);
98 void get_selectables (ARDOUR::framepos_t
, ARDOUR::framepos_t
, double, double, std::list
<Selectable
* >&);
99 void get_inverted_selectables (Selection
&, std::list
<Selectable
* >& results
);
101 virtual void update_contents_metrics(boost::shared_ptr
<ARDOUR::Region
>) {}
103 void add_region_view (boost::weak_ptr
<ARDOUR::Region
>);
105 void region_layered (RegionView
*);
106 virtual void update_contents_height ();
108 virtual void redisplay_track () = 0;
109 double child_height () const;
110 ARDOUR::layer_t
layers () const { return _layers
; }
112 virtual RegionView
* create_region_view (boost::shared_ptr
<ARDOUR::Region
>, bool, bool) {
116 void check_record_layers (boost::shared_ptr
<ARDOUR::Region
>, ARDOUR::framepos_t
);
118 sigc::signal
<void,RegionView
*> RegionViewAdded
;
121 StreamView (RouteTimeAxisView
&, ArdourCanvas::Group
* background_group
= 0, ArdourCanvas::Group
* canvas_group
= 0);
123 void transport_changed();
124 void transport_looped();
125 void rec_enable_changed();
126 void sess_rec_enable_changed();
127 virtual void setup_rec_box () = 0;
128 virtual void update_rec_box ();
130 virtual RegionView
* add_region_view_internal (boost::shared_ptr
<ARDOUR::Region
>,
131 bool wait_for_waves
, bool recording
= false) = 0;
132 virtual void remove_region_view (boost::weak_ptr
<ARDOUR::Region
> );
134 void display_track (boost::shared_ptr
<ARDOUR::Track
>);
135 virtual void undisplay_track ();
136 void diskstream_changed ();
137 void layer_regions ();
139 virtual void playlist_switched (boost::weak_ptr
<ARDOUR::Track
>);
140 virtual void playlist_layered (boost::weak_ptr
<ARDOUR::Track
>);
142 virtual void color_handler () = 0;
144 RouteTimeAxisView
& _trackview
;
145 bool owns_background_group
;
146 bool owns_canvas_group
;
147 ArdourCanvas::Group
* _background_group
;
148 ArdourCanvas::Group
* _canvas_group
;
149 ArdourCanvas::SimpleRect
* canvas_rect
; /* frame around the whole thing */
151 typedef std::list
<RegionView
* > RegionViewList
;
152 RegionViewList region_views
;
154 double _samples_per_unit
;
156 sigc::connection screen_update_connection
;
157 std::vector
<RecBoxInfo
> rec_rects
;
158 std::list
< std::pair
<boost::shared_ptr
<ARDOUR::Region
>,RegionView
* > > rec_regions
;
162 Gdk::Color region_color
; ///< Contained region color
163 uint32_t stream_base_color
; ///< Background color
165 PBD::ScopedConnectionList playlist_connections
;
166 PBD::ScopedConnection playlist_switched_connection
;
168 ARDOUR::layer_t _layers
;
169 LayerDisplay _layer_display
;
173 PBD::ScopedConnectionList rec_data_ready_connections
;
174 nframes_t last_rec_data_frame
;
176 /* When recording, the session time at which a new layer must be created for the region
177 being recorded, or max_framepos if not applicable.
179 framepos_t _new_rec_layer_time
;
180 void setup_new_rec_layer_time (boost::shared_ptr
<ARDOUR::Region
>);
183 void update_coverage_frames ();
186 #endif /* __ardour_streamview_h__ */