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livetrax/gtk2_ardour/tempo_lines.h
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

55 lines
1.9 KiB
C++

/*
* Copyright (C) 2007-2015 David Robillard <d@drobilla.net>
* Copyright (C) 2012-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2015-2017 Nick Mainsbridge <mainsbridge@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __ardour_tempo_lines_h__
#define __ardour_tempo_lines_h__
#include "ardour/beats_samples_converter.h"
#include "ardour/tempo.h"
#include "canvas/line_set.h"
class TempoLines {
public:
TempoLines (ArdourCanvas::Container* group, double screen_height, ARDOUR::BeatsSamplesConverter* bfc);
~TempoLines ();
void tempo_map_changed(samplepos_t new_origin);
void draw (std::vector<ARDOUR::TempoMap::BBTPoint>& grid,
unsigned divisions,
ARDOUR::samplecnt_t leftmost_sample,
ARDOUR::samplecnt_t sample_rate);
void show();
void hide();
private:
void draw_ticks (std::vector<ARDOUR::TempoMap::BBTPoint>& grid,
unsigned divisions,
ARDOUR::samplecnt_t leftmost_sample,
ARDOUR::samplecnt_t sample_rate);
ArdourCanvas::LineSet lines;
ARDOUR::BeatsSamplesConverter* _bfc;
};
#endif /* __ardour_tempo_lines_h__ */