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 {
39 class GhostRegion : public sigc::trackable
42 GhostRegion(RegionView& rv,
43 ArdourCanvas::Container* parent,
45 TimeAxisView& source_tv,
46 double initial_unit_pos);
48 virtual ~GhostRegion();
50 virtual void set_samples_per_pixel (double) = 0;
51 virtual void set_height();
52 virtual void set_colors();
54 void set_duration(double units);
56 guint source_track_color(unsigned char alpha = 0xff);
57 bool is_automation_ghost();
59 RegionView& parent_rv;
60 /** TimeAxisView that is the AutomationTimeAxisView that we are on */
61 TimeAxisView& trackview;
62 /** TimeAxisView that we are a ghost for */
63 TimeAxisView& source_trackview;
64 ArdourCanvas::Container* group;
65 ArdourCanvas::Rectangle* base_rect;
68 class AudioGhostRegion : public GhostRegion {
70 AudioGhostRegion(RegionView& rv,
72 TimeAxisView& source_tv,
73 double initial_unit_pos);
75 void set_samples_per_pixel (double);
79 std::vector<ArdourCanvas::WaveView*> waves;
82 class MidiGhostRegion : public GhostRegion {
84 class GhostEvent : public sigc::trackable {
86 GhostEvent(::NoteBase *, ArdourCanvas::Container *);
87 virtual ~GhostEvent ();
90 ArdourCanvas::Item* item;
94 MidiGhostRegion(MidiRegionView& rv,
96 TimeAxisView& source_tv,
97 double initial_unit_pos);
99 MidiGhostRegion(MidiRegionView& rv,
101 TimeAxisView& source_tv,
102 double initial_unit_pos);
106 MidiStreamView* midi_view();
109 void set_samples_per_pixel (double spu);
112 void update_contents_height();
114 void add_note(NoteBase*);
115 void update_note (GhostEvent* note);
116 void update_hit (GhostEvent* hit);
117 void remove_note (NoteBase*);
119 void redisplay_model();
123 ArdourCanvas::Container* _note_group;
124 ArdourCanvas::Color _outline;
125 ArdourCanvas::Rectangle* _tmp_rect;
126 ArdourCanvas::Polygon* _tmp_poly;
128 MidiRegionView& parent_mrv;
129 typedef Evoral::Note<Evoral::Beats> NoteType;
130 MidiGhostRegion::GhostEvent* find_event (boost::shared_ptr<NoteType>);
132 typedef boost::unordered_map<boost::shared_ptr<NoteType>, MidiGhostRegion::GhostEvent* > EventList;
134 EventList::iterator _optimization_iterator;
137 #endif /* __ardour_gtk_ghost_region_h__ */