51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
/*
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Copyright (C) 2000-2007 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __ardour_tempo_lines_h__
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#define __ardour_tempo_lines_h__
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#include "ardour/tempo.h"
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#include "canvas/line_set.h"
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class TempoLines {
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public:
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TempoLines (ArdourCanvas::Container* group, double screen_height);
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void tempo_map_changed();
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void draw (const ARDOUR::TempoMap::BBTPointList::const_iterator& begin,
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const ARDOUR::TempoMap::BBTPointList::const_iterator& end,
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unsigned divisions,
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framecnt_t leftmost_frame,
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framecnt_t frame_rate);
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void show();
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void hide();
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private:
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void draw_ticks (const ARDOUR::TempoMap::BBTPointList::const_iterator& b,
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unsigned divisions,
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framecnt_t leftmost_frame,
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framecnt_t frame_rate);
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ArdourCanvas::LineSet lines;
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};
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#endif /* __ardour_tempo_lines_h__ */
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