2 Copyright (C) 2004 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.
20 #ifndef __ardour_gtk_ghost_region_h__
21 #define __ardour_gtk_ghost_region_h__
24 #include <boost/unordered_map.hpp>
25 #include "pbd/signals.h"
27 namespace ArdourCanvas {
38 class GhostRegion : public sigc::trackable
41 GhostRegion(RegionView& rv,
42 ArdourCanvas::Container* parent,
44 TimeAxisView& source_tv,
45 double initial_unit_pos);
47 virtual ~GhostRegion();
49 virtual void set_samples_per_pixel (double) = 0;
50 virtual void set_height();
51 virtual void set_colors();
53 void set_duration(double units);
55 guint source_track_color(unsigned char alpha = 0xff);
56 bool is_automation_ghost();
58 RegionView& parent_rv;
59 /** TimeAxisView that is the AutomationTimeAxisView that we are on */
60 TimeAxisView& trackview;
61 /** TimeAxisView that we are a ghost for */
62 TimeAxisView& source_trackview;
63 ArdourCanvas::Container* group;
64 ArdourCanvas::Rectangle* base_rect;
67 class AudioGhostRegion : public GhostRegion {
69 AudioGhostRegion(RegionView& rv,
71 TimeAxisView& source_tv,
72 double initial_unit_pos);
74 void set_samples_per_pixel (double);
78 std::vector<ArdourCanvas::WaveView*> waves;
81 class MidiGhostRegion : public GhostRegion {
83 class GhostEvent : public sigc::trackable {
85 GhostEvent(::NoteBase *, ArdourCanvas::Container *);
86 virtual ~GhostEvent ();
89 ArdourCanvas::Item* item;
93 MidiGhostRegion(RegionView& rv,
95 TimeAxisView& source_tv,
96 double initial_unit_pos);
98 MidiGhostRegion(RegionView& rv,
100 TimeAxisView& source_tv,
101 double initial_unit_pos);
105 MidiStreamView* midi_view();
108 void set_samples_per_pixel (double spu);
111 void update_contents_height();
113 void add_note(NoteBase*);
114 void update_note (Note* note, bool hide);
115 void update_hit (Hit* hit, bool hide);
116 void remove_note (NoteBase*);
121 ArdourCanvas::Container* _note_group;
122 ArdourCanvas::Color _outline;
123 ArdourCanvas::Rectangle* _tmp_rect;
124 ArdourCanvas::Polygon* _tmp_poly;
126 typedef Evoral::Note<Evoral::Beats> NoteType;
127 MidiGhostRegion::GhostEvent* find_event (boost::shared_ptr<NoteType>);
129 typedef boost::unordered_map<boost::shared_ptr<NoteType>, MidiGhostRegion::GhostEvent* > EventList;
131 EventList::iterator _optimization_iterator;
134 #endif /* __ardour_gtk_ghost_region_h__ */