2 Copyright (C) 2000-2007 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_tempo_lines_h__
20 #define __ardour_tempo_lines_h__
23 #include <boost/pool/pool.hpp>
24 #include <boost/pool/pool_alloc.hpp>
25 #include "ardour/tempo.h"
27 #include "simpleline.h"
29 typedef boost::fast_pool_allocator<
30 std::pair<const double, ArdourCanvas::SimpleLine*>,
31 boost::default_user_allocator_new_delete,
32 boost::details::pool::null_mutex,
38 TempoLines(ArdourCanvas::Canvas& canvas, ArdourCanvas::Group* group, double screen_height);
40 void tempo_map_changed();
42 void draw(const ARDOUR::TempoMap::BBTPointList::const_iterator& begin,
43 const ARDOUR::TempoMap::BBTPointList::const_iterator& end,
44 double frames_per_unit);
50 typedef std::map<double, ArdourCanvas::SimpleLine*, std::less<double>, MapAllocator> Lines;
53 ArdourCanvas::Canvas& _canvas;
54 ArdourCanvas::Group* _group;
60 #endif /* __ardour_tempo_lines_h__ */