/* * Copyright (c) 2018-2020, Andreas Kling * 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. */ #include "SoundPlayerWidget.h" #include #include #include #include #include #include SoundPlayerWidget::SoundPlayerWidget(GUI::Window& window, NonnullRefPtr connection) : m_window(window) , m_connection(connection) , m_manager(connection) { set_fill_with_background_color(true); set_layout(); layout()->set_margins({ 2, 2, 2, 2 }); auto& status_widget = add(); status_widget.set_fill_with_background_color(true); status_widget.set_layout(); m_elapsed = status_widget.add(); m_elapsed->set_frame_shape(Gfx::FrameShape::Container); m_elapsed->set_frame_shadow(Gfx::FrameShadow::Sunken); m_elapsed->set_frame_thickness(2); m_elapsed->set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fill); m_elapsed->set_preferred_size(80, 0); auto& sample_widget_container = status_widget.add(); sample_widget_container.set_layout(); sample_widget_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fill); m_sample_widget = sample_widget_container.add(); m_remaining = status_widget.add(); m_remaining->set_frame_shape(Gfx::FrameShape::Container); m_remaining->set_frame_shadow(Gfx::FrameShadow::Sunken); m_remaining->set_frame_thickness(2); m_remaining->set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fill); m_remaining->set_preferred_size(80, 0); m_slider = add(Orientation::Horizontal); m_slider->set_min(0); m_slider->set_enabled(false); m_slider->on_knob_released = [&](int value) { m_manager.seek(denormalize_rate(value)); }; auto& control_widget = add(); control_widget.set_fill_with_background_color(true); control_widget.set_layout(); control_widget.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed); control_widget.set_preferred_size(0, 30); control_widget.layout()->set_margins({ 10, 2, 10, 2 }); control_widget.layout()->set_spacing(10); m_play = control_widget.add(); m_play->set_icon(*m_pause_icon); m_play->set_enabled(false); m_play->on_click = [this](auto) { m_play->set_icon(m_manager.toggle_pause() ? *m_play_icon : *m_pause_icon); }; m_stop = control_widget.add(); m_stop->set_enabled(false); m_stop->set_icon(Gfx::Bitmap::load_from_file("/res/icons/16x16/stop.png")); m_stop->on_click = [this](auto) { m_manager.stop(); }; m_status = add(); m_status->set_frame_shape(Gfx::FrameShape::Box); m_status->set_frame_shadow(Gfx::FrameShadow::Raised); m_status->set_frame_thickness(4); m_status->set_text_alignment(Gfx::TextAlignment::CenterLeft); m_status->set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed); m_status->set_preferred_size(0, 18); m_status->set_text("No file open!"); update_position(0); m_manager.on_update = [&]() { update_ui(); }; } SoundPlayerWidget::~SoundPlayerWidget() { } SoundPlayerWidget::Slider::~Slider() { } void SoundPlayerWidget::hide_scope(bool hide) { m_sample_widget->set_visible(!hide); } void SoundPlayerWidget::open_file(String path) { if (!path.ends_with(".wav")) { GUI::MessageBox::show("Selected file is not a \".wav\" file!", "Filetype error", GUI::MessageBox::Type::Error); return; } OwnPtr loader = make(path); if (loader->has_error()) { GUI::MessageBox::show( String::format( "Failed to load WAV file: %s (%s)", path.characters(), loader->error_string()), "Filetype error", GUI::MessageBox::Type::Error); return; } m_sample_ratio = PLAYBACK_MANAGER_RATE / static_cast(loader->sample_rate()); m_slider->set_max(normalize_rate(static_cast(loader->total_samples()))); m_slider->set_enabled(true); m_play->set_enabled(true); m_stop->set_enabled(true); m_window.set_title(String::format("%s - SoundPlayer", loader->file()->filename().characters())); m_status->set_text(String::format( "Sample rate %uHz, %u %s, %u bits per sample", loader->sample_rate(), loader->num_channels(), (loader->num_channels() == 1) ? "channel" : "channels", loader->bits_per_sample())); m_manager.set_loader(move(loader)); update_position(0); } int SoundPlayerWidget::normalize_rate(int rate) const { return static_cast(rate * m_sample_ratio); } int SoundPlayerWidget::denormalize_rate(int rate) const { return static_cast(rate / m_sample_ratio); } void SoundPlayerWidget::update_ui() { m_sample_widget->set_buffer(m_manager.current_buffer()); m_play->set_icon(m_manager.is_paused() ? *m_play_icon : *m_pause_icon); update_position(m_manager.connection()->get_played_samples()); } void SoundPlayerWidget::update_position(const int position) { int total_norm_samples = position + normalize_rate(m_manager.last_seek()); float seconds = (total_norm_samples / static_cast(PLAYBACK_MANAGER_RATE)); float remaining_seconds = m_manager.total_length() - seconds; m_elapsed->set_text(String::format( "Elapsed:\n%u:%02u.%02u", static_cast(seconds / 60), static_cast(seconds) % 60, static_cast(seconds * 100) % 100)); m_remaining->set_text(String::format( "Remaining:\n%u:%02u.%02u", static_cast(remaining_seconds / 60), static_cast(remaining_seconds) % 60, static_cast(remaining_seconds * 100) % 100)); m_slider->set_value(total_norm_samples); }