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; }
76 void set_layer_display (LayerDisplay);
77 LayerDisplay layer_display () const { return _layer_display; }
79 ArdourCanvas::Group* background_group() { return _background_group; }
80 ArdourCanvas::Group* canvas_item() { return canvas_group; }
87 Gdk::Color get_region_color () const { return region_color; }
88 void apply_color (Gdk::Color&, ColorTarget t);
90 RegionView* find_view (boost::shared_ptr<const ARDOUR::Region>);
91 void foreach_regionview (sigc::slot<void,RegionView*> slot);
93 void set_selected_regionviews (RegionSelection&);
94 void get_selectables (nframes_t, nframes_t, double, double, std::list<Selectable* >&);
95 void get_inverted_selectables (Selection&, std::list<Selectable* >& results);
97 virtual void update_contents_metrics(boost::shared_ptr<ARDOUR::Region>) {}
99 void add_region_view_weak (boost::weak_ptr<ARDOUR::Region> r);
100 void add_region_view (boost::shared_ptr<ARDOUR::Region>);
102 void region_layered (RegionView*);
103 virtual void update_contents_height ();
105 virtual void redisplay_diskstream () = 0;
106 double child_height () const;
107 ARDOUR::layer_t layers () const { return _layers; }
109 virtual RegionView* create_region_view (boost::shared_ptr<ARDOUR::Region>, bool, bool) {
113 sigc::signal<void,RegionView*> RegionViewAdded;
114 sigc::signal<void> HeightChanged;
117 StreamView (RouteTimeAxisView&, ArdourCanvas::Group* group = NULL);
119 void transport_changed();
120 void transport_looped();
121 void rec_enable_changed();
122 void sess_rec_enable_changed();
123 virtual void setup_rec_box () = 0;
124 void update_rec_box ();
126 virtual RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>,
127 bool wait_for_waves, bool recording = false) = 0;
128 virtual void remove_region_view (boost::weak_ptr<ARDOUR::Region> );
130 void display_diskstream (boost::shared_ptr<ARDOUR::Diskstream>);
131 virtual void undisplay_diskstream ();
132 void diskstream_changed ();
133 void layer_regions ();
135 virtual void playlist_changed_weak (boost::weak_ptr<ARDOUR::Diskstream>);
136 virtual void playlist_changed (boost::shared_ptr<ARDOUR::Diskstream>);
137 virtual void playlist_modified_weak (boost::weak_ptr<ARDOUR::Diskstream>);
138 virtual void playlist_modified (boost::shared_ptr<ARDOUR::Diskstream>);
140 virtual void color_handler () = 0;
142 RouteTimeAxisView& _trackview;
143 bool owns_canvas_group;
144 ArdourCanvas::Group* _background_group;
145 ArdourCanvas::Group* canvas_group;
146 ArdourCanvas::SimpleRect* canvas_rect; /* frame around the whole thing */
148 typedef std::list<RegionView* > RegionViewList;
149 RegionViewList region_views;
151 double _samples_per_unit;
153 sigc::connection screen_update_connection;
154 std::vector<RecBoxInfo> rec_rects;
155 std::list< std::pair<boost::shared_ptr<ARDOUR::Region>,RegionView* > > rec_regions;
158 bool use_rec_regions;
160 Gdk::Color region_color; ///< Contained region color
161 uint32_t stream_base_color; ///< Background color
163 PBD::ScopedConnectionList playlist_connections;
164 boost::signals2::scoped_connection playlist_change_connection;
166 ARDOUR::layer_t _layers;
167 LayerDisplay _layer_display;
171 PBD::ScopedConnectionList rec_data_ready_connections;
172 nframes_t last_rec_data_frame;
175 void update_coverage_frames ();
178 #endif /* __ardour_streamview_h__ */