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Piano: Add Play/Pause, Forward and Back buttons

Piano now has a toolbar allowing the playback to be paused,
or to be stepped forward or back a note.
This commit is contained in:
JJ Roberts-White 2021-07-11 12:58:17 +10:00 committed by Ali Mohammad Pur
parent 54c005754a
commit 74f1f2b5e2
10 changed files with 234 additions and 69 deletions

View file

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/*
* Copyright (c) 2021, kleines Filmröllchen <malu.bertsch@gmail.com>
* Copyright (c) 2021, JJ Roberts-White <computerfido@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "Music.h"
#include <LibAudio/ClientConnection.h>
#include <LibAudio/WavWriter.h>
#include <LibCore/Object.h>
class TrackManager;
// Wrapper class accepting custom events to advance the track playing and forward audio data to the system.
// This does not run on a separate thread, preventing IPC multithreading madness.
class AudioPlayerLoop : public Core::Object {
C_OBJECT(AudioPlayerLoop)
public:
AudioPlayerLoop(TrackManager& track_manager, bool& need_to_write_wav, Audio::WavWriter& wav_writer);
void enqueue_audio();
void toggle_paused();
bool is_playing() { return m_should_play_audio; }
private:
TrackManager& m_track_manager;
Array<Sample, sample_count> m_buffer;
RefPtr<Audio::ClientConnection> m_audio_client;
bool m_should_play_audio = true;
bool& m_need_to_write_wav;
Audio::WavWriter& m_wav_writer;
};