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 "ardour/location.h"
27 #include "simplerect.h"
44 ArdourCanvas::SimpleRect* rectangle;
50 class RouteTimeAxisView;
52 class RegionSelection;
56 class StreamView : public sigc::trackable
59 virtual ~StreamView ();
61 RouteTimeAxisView& trackview() { return _trackview; }
62 const RouteTimeAxisView& trackview() const { return _trackview; }
68 int set_position (gdouble x, gdouble y);
69 virtual int set_height (double);
71 virtual int set_samples_per_unit (gdouble spp);
72 gdouble get_samples_per_unit () { return _samples_per_unit; }
74 void set_layer_display (LayerDisplay);
75 LayerDisplay layer_display () const { return _layer_display; }
77 ArdourCanvas::Group* background_group() { return _background_group; }
78 ArdourCanvas::Group* canvas_item() { return canvas_group; }
85 Gdk::Color get_region_color () const { return region_color; }
86 void apply_color (Gdk::Color&, ColorTarget t);
88 RegionView* find_view (boost::shared_ptr<const ARDOUR::Region>);
89 void foreach_regionview (sigc::slot<void,RegionView*> slot);
91 void set_selected_regionviews (RegionSelection&);
92 void get_selectables (nframes_t start, nframes_t end, list<Selectable* >&);
93 void get_inverted_selectables (Selection&, list<Selectable* >& results);
95 virtual void update_contents_metrics(boost::shared_ptr<ARDOUR::Region> r) {}
96 void add_region_view (boost::shared_ptr<ARDOUR::Region>);
97 void region_layered (RegionView*);
98 virtual void update_contents_height ();
100 virtual void redisplay_diskstream () = 0;
101 double child_height () const;
102 ARDOUR::layer_t layers () const { return _layers; }
104 sigc::signal<void,RegionView*> RegionViewAdded;
107 StreamView (RouteTimeAxisView&, ArdourCanvas::Group* group = NULL);
109 void transport_changed();
110 void transport_looped();
111 void rec_enable_changed();
112 void sess_rec_enable_changed();
113 virtual void setup_rec_box () = 0;
114 void update_rec_box ();
116 virtual RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>,
117 bool wait_for_waves, bool recording = false) = 0;
118 virtual void remove_region_view (boost::weak_ptr<ARDOUR::Region> );
120 void display_diskstream (boost::shared_ptr<ARDOUR::Diskstream>);
121 virtual void undisplay_diskstream ();
122 void diskstream_changed ();
123 void layer_regions ();
125 virtual void playlist_changed_weak (boost::weak_ptr<ARDOUR::Diskstream>);
126 virtual void playlist_changed (boost::shared_ptr<ARDOUR::Diskstream>);
127 virtual void playlist_modified_weak (boost::weak_ptr<ARDOUR::Diskstream>);
128 virtual void playlist_modified (boost::shared_ptr<ARDOUR::Diskstream>);
130 virtual void color_handler () = 0;
132 RouteTimeAxisView& _trackview;
133 bool owns_canvas_group;
134 ArdourCanvas::Group* _background_group;
135 ArdourCanvas::Group* canvas_group;
136 ArdourCanvas::SimpleRect* canvas_rect; /* frame around the whole thing */
138 typedef list<RegionView* > RegionViewList;
139 RegionViewList region_views;
141 double _samples_per_unit;
143 sigc::connection screen_update_connection;
144 vector<RecBoxInfo> rec_rects;
145 list< std::pair<boost::shared_ptr<ARDOUR::Region>,RegionView* > > rec_regions;
148 bool use_rec_regions;
150 Gdk::Color region_color; ///< Contained region color
151 uint32_t stream_base_color; ///< Background color
153 vector<sigc::connection> playlist_connections;
154 sigc::connection playlist_change_connection;
156 ARDOUR::layer_t _layers;
157 LayerDisplay _layer_display;
161 list<sigc::connection> rec_data_ready_connections;
162 jack_nframes_t last_rec_data_frame;
165 void update_coverage_frames ();
168 #endif /* __ardour_streamview_h__ */