1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2019-2020, William McPherson <willmcpherson2@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "Music.h"
#include "Track.h"
#include <AK/Noncopyable.h>
#include <AK/NonnullOwnPtr.h>
#include <AK/Vector.h>
class TrackManager {
AK_MAKE_NONCOPYABLE(TrackManager);
AK_MAKE_NONMOVABLE(TrackManager);
public:
TrackManager();
~TrackManager();
Track& current_track() { return *m_tracks[m_current_track]; }
const FixedArray<Sample>& buffer() const { return *m_front_buffer_ptr; }
int octave() const { return m_octave; }
int octave_base() const { return (m_octave - octave_min) * 12; }
int time() const { return m_time; }
void fill_buffer(FixedArray<Sample>& buffer);
void reset();
void set_should_loop(bool b) { m_should_loop = b; }
void set_note_current_octave(int note, Switch);
void set_octave(Direction);
void set_octave(int octave);
void add_track();
void next_track();
private:
Vector<NonnullOwnPtr<Track>> m_tracks;
size_t m_current_track { 0 };
FixedArray<Sample> m_front_buffer { sample_count };
FixedArray<Sample> m_back_buffer { sample_count };
FixedArray<Sample>* m_front_buffer_ptr { &m_front_buffer };
FixedArray<Sample>* m_back_buffer_ptr { &m_back_buffer };
int m_octave { 4 };
u32 m_time { 0 };
bool m_should_loop { true };
};
|
