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 <sigc++/signal.h>
25 #include <libgnomecanvasmm.h>
30 class CanvasNoteEvent;
40 class GhostRegion : public sigc::trackable
43 GhostRegion(ArdourCanvas::Group* parent, TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos);
44 virtual ~GhostRegion();
46 virtual void set_samples_per_unit(double spu) = 0;
47 virtual void set_height();
48 virtual void set_colors();
50 void set_duration(double units);
52 guint source_track_color(unsigned char alpha = 0xff);
53 bool is_automation_ghost();
55 sigc::signal<void,GhostRegion*> GoingAway;
57 TimeAxisView& trackview;
58 TimeAxisView& source_trackview;
59 ArdourCanvas::Group* group;
60 ArdourCanvas::SimpleRect* base_rect;
63 class AudioGhostRegion : public GhostRegion {
65 AudioGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos);
67 void set_samples_per_unit(double spu);
71 std::vector<ArdourCanvas::WaveView*> waves;
74 class MidiGhostRegion : public GhostRegion {
76 class Event : public sigc::trackable {
78 Event(ArdourCanvas::CanvasNoteEvent*);
81 virtual void x_changed() = 0;
82 ArdourCanvas::CanvasNoteEvent* event;
85 class Note : public Event {
87 Note(ArdourCanvas::CanvasNote*, ArdourCanvas::Group*);
91 ArdourCanvas::SimpleRect* rect;
94 class Hit : public Event {
96 Hit(ArdourCanvas::CanvasHit*, ArdourCanvas::Group*);
100 ArdourCanvas::Diamond* diamond;
103 MidiGhostRegion(TimeAxisView& tv, TimeAxisView& source_tv, double initial_unit_pos);
104 MidiGhostRegion(MidiStreamView& msv, TimeAxisView& source_tv, double initial_unit_pos);
107 MidiStreamView* midi_view();
110 void set_samples_per_unit(double spu);
115 void add_note(ArdourCanvas::CanvasNote*);
116 void add_hit(ArdourCanvas::CanvasHit*);
120 typedef std::list<MidiGhostRegion::Event*> EventList;
124 #endif /* __ardour_gtk_ghost_region_h__ */