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74f1f2b5e2
Piano now has a toolbar allowing the playback to be paused, or to be stepped forward or back a note.
64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
/*
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* Copyright (c) 2021, JJ Roberts-White <computerfido@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "PlayerWidget.h"
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#include "AudioPlayerLoop.h"
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#include "Music.h"
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#include "TrackManager.h"
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Button.h>
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PlayerWidget::PlayerWidget(TrackManager& manager, AudioPlayerLoop& loop)
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: m_track_manager(manager)
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, m_audio_loop(loop)
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{
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set_layout<GUI::HorizontalBoxLayout>();
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set_fill_with_background_color(true);
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m_play_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/play.png");
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m_pause_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/pause.png");
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m_back_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"); // Go back a note
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m_next_icon = Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"); // Advance a note
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m_play_button = add<GUI::Button>();
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m_play_button->set_icon(*m_pause_icon);
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m_play_button->set_fixed_width(30);
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m_play_button->set_tooltip("Play/Pause playback");
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m_play_button->set_focus_policy(GUI::FocusPolicy::NoFocus);
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m_play_button->on_click = [this](unsigned) {
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m_audio_loop.toggle_paused();
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if (m_audio_loop.is_playing()) {
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m_play_button->set_icon(*m_pause_icon);
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} else {
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m_play_button->set_icon(*m_play_icon);
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}
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};
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m_back_button = add<GUI::Button>();
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m_back_button->set_icon(*m_back_icon);
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m_back_button->set_fixed_width(30);
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m_back_button->set_tooltip("Previous Note");
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m_back_button->set_focus_policy(GUI::FocusPolicy::NoFocus);
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m_back_button->on_click = [this](unsigned) {
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m_track_manager.time_forward(-(sample_rate / (beats_per_minute / 60) / notes_per_beat));
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};
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m_next_button = add<GUI::Button>();
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m_next_button->set_icon(*m_next_icon);
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m_next_button->set_fixed_width(30);
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m_next_button->set_tooltip("Next Note");
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m_next_button->set_focus_policy(GUI::FocusPolicy::NoFocus);
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m_next_button->on_click = [this](unsigned) {
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m_track_manager.time_forward((sample_rate / (beats_per_minute / 60) / notes_per_beat));
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};
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}
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PlayerWidget::~PlayerWidget()
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{
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}
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