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https://github.com/RGBCube/serenity
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160bda7228
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2019-2020, William McPherson <willmcpherson2@gmail.com>
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* Copyright (c) 2021, JJ Roberts-White <computerfido@gmail.com>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include "Music.h"
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#include "Track.h"
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#include <AK/Array.h>
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#include <AK/Noncopyable.h>
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#include <AK/NonnullOwnPtr.h>
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#include <AK/Vector.h>
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class TrackManager {
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AK_MAKE_NONCOPYABLE(TrackManager);
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AK_MAKE_NONMOVABLE(TrackManager);
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public:
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TrackManager();
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~TrackManager() = default;
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Track& current_track() { return *m_tracks[m_current_track]; }
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Span<const Sample> buffer() const { return m_current_front_buffer; }
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int octave() const { return m_octave; }
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int octave_base() const { return (m_octave - octave_min) * 12; }
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int track_count() { return m_tracks.size(); };
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void set_current_track(size_t track_index)
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{
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VERIFY((int)track_index < track_count());
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m_current_track = track_index;
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}
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int time() const { return m_time; }
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void time_forward(int amount);
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void fill_buffer(Span<Sample>);
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void reset();
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void set_keyboard_note(int note, Switch note_switch);
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void set_should_loop(bool b) { m_should_loop = b; }
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void set_octave(Direction);
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void set_octave(int octave);
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void add_track();
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int next_track_index();
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private:
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Vector<NonnullOwnPtr<Track>> m_tracks;
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size_t m_current_track { 0 };
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Array<Sample, sample_count> m_front_buffer;
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Array<Sample, sample_count> m_back_buffer;
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Span<Sample> m_current_front_buffer { m_front_buffer.span() };
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Span<Sample> m_current_back_buffer { m_back_buffer.span() };
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int m_octave { 4 };
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u32 m_time { 0 };
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bool m_should_loop { true };
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};
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