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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2019-2020, William McPherson <willmcpherson2@gmail.com>
* Copyright (c) 2021, kleines Filmröllchen <filmroellchen@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "Music.h"
#include <AK/Noncopyable.h>
#include <AK/NonnullRefPtr.h>
#include <AK/SinglyLinkedList.h>
#include <LibAudio/Buffer.h>
#include <LibDSP/Effects.h>
#include <LibDSP/Music.h>
#include <LibDSP/Synthesizers.h>
using LibDSP::RollNote;
using RollIter = AK::SinglyLinkedListIterator<SinglyLinkedList<RollNote>, RollNote>;
class Track {
AK_MAKE_NONCOPYABLE(Track);
AK_MAKE_NONMOVABLE(Track);
public:
explicit Track(const u32& time);
~Track() = default;
const Vector<Audio::Sample>& recorded_sample() const { return m_recorded_sample; }
const SinglyLinkedList<RollNote>& roll_notes(int note) const { return m_roll_notes[note]; }
int volume() const { return m_volume; }
NonnullRefPtr<LibDSP::Synthesizers::Classic> synth() { return m_synth; }
NonnullRefPtr<LibDSP::Effects::Delay> delay() { return m_delay; }
void fill_sample(Sample& sample);
void reset();
String set_recorded_sample(StringView path);
void set_roll_note(int note, u32 on_sample, u32 off_sample);
void set_keyboard_note(int note, Switch state);
void set_volume(int volume);
private:
Audio::Sample recorded_sample(size_t note);
void sync_roll(int note);
Vector<Audio::Sample> m_recorded_sample;
int m_volume;
const u32& m_time;
NonnullRefPtr<LibDSP::Transport> m_temporary_transport;
NonnullRefPtr<LibDSP::Effects::Delay> m_delay;
NonnullRefPtr<LibDSP::Synthesizers::Classic> m_synth;
SinglyLinkedList<RollNote> m_roll_notes[note_count];
RollIter m_roll_iterators[note_count];
Array<Optional<RollNote>, note_count> m_keyboard_notes;
};
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