35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
/*
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* Copyright (C) 2021 Paul Davis <paul@linuxaudiosystems.com>
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*
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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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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __gtk2_ardour_time_thing_h__
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#define __gtk2_ardour_time_thing_h__
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struct TimeThing {
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virtual ~TimeThing() {}
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virtual samplepos_t pixel_to_sample (double pixel) const = 0;
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virtual samplepos_t playhead_cursor_sample () const = 0;
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virtual double sample_to_pixel (samplepos_t sample) const = 0;
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virtual double sample_to_pixel_unrounded (samplepos_t sample) const = 0;
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virtual double time_to_pixel (Temporal::timepos_t const &) const = 0;
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virtual double time_to_pixel_unrounded (Temporal::timepos_t const &) const = 0;
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virtual double duration_to_pixels (Temporal::timecnt_t const &) const = 0;
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virtual double duration_to_pixels_unrounded (Temporal::timecnt_t const &) const = 0;
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};
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#endif /* __gtk2_ardour_time_thing_h__ */
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