299 lines
10 KiB
C++
299 lines
10 KiB
C++
#include "modules/alsa.hpp"
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#include "adapters/alsa/control.hpp"
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#include "adapters/alsa/generic.hpp"
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#include "adapters/alsa/mixer.hpp"
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#include "drawtypes/label.hpp"
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#include "drawtypes/progressbar.hpp"
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#include "drawtypes/ramp.hpp"
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#include "modules/meta/base.inl"
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#include "settings.hpp"
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#include "utils/math.hpp"
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POLYBAR_NS
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using namespace alsa;
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namespace modules {
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template class module<alsa_module>;
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alsa_module::alsa_module(const bar_settings& bar, string name_) : event_module<alsa_module>(bar, move(name_)) {
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if (m_handle_events) {
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m_router->register_action(EVENT_DEC, [this]() { action_dec(); });
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m_router->register_action(EVENT_INC, [this]() { action_inc(); });
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m_router->register_action(EVENT_TOGGLE, [this]() { action_toggle(); });
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}
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// Load configuration values
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m_mapped = m_conf.get(name(), "mapped", m_mapped);
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m_interval = m_conf.get(name(), "interval", m_interval);
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auto master_mixer_name = m_conf.get(name(), "master-mixer", "Master"s);
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auto speaker_mixer_name = m_conf.get(name(), "speaker-mixer", ""s);
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auto headphone_mixer_name = m_conf.get(name(), "headphone-mixer", ""s);
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// m_soundcard_name: Master Soundcard Name
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// s_soundcard_name: Speaker Soundcard Name
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// h_soundcard_name: Headphone Soundcard Name
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auto m_soundcard_name = m_conf.get(name(), "master-soundcard", "default"s);
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auto s_soundcard_name = m_conf.get(name(), "speaker-soundcard", "default"s);
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auto h_soundcard_name = m_conf.get(name(), "headphone-soundcard", "default"s);
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if (!headphone_mixer_name.empty()) {
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m_headphoneid = m_conf.get<decltype(m_headphoneid)>(name(), "headphone-id");
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}
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if (string_util::compare(speaker_mixer_name, "master")) {
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throw module_error("Master mixer is already defined");
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}
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if (string_util::compare(headphone_mixer_name, "master")) {
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throw module_error("Master mixer is already defined");
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}
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// Setup mixers
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try {
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if (!master_mixer_name.empty()) {
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m_mixer[mixer::MASTER].reset(new mixer_t::element_type{move(master_mixer_name), move(m_soundcard_name)});
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}
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if (!speaker_mixer_name.empty()) {
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m_mixer[mixer::SPEAKER].reset(new mixer_t::element_type{move(speaker_mixer_name), move(s_soundcard_name)});
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}
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if (!headphone_mixer_name.empty()) {
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m_mixer[mixer::HEADPHONE].reset(new mixer_t::element_type{move(headphone_mixer_name), move(h_soundcard_name)});
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}
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if (m_mixer[mixer::HEADPHONE]) {
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m_ctrl[control::HEADPHONE].reset(new control_t::element_type{m_headphoneid});
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}
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if (m_mixer.empty()) {
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throw module_error("No configured mixers");
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}
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} catch (const mixer_error& err) {
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throw module_error(err.what());
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} catch (const control_error& err) {
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throw module_error(err.what());
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}
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// Add formats and elements
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m_formatter->add(FORMAT_VOLUME, TAG_LABEL_VOLUME, {TAG_RAMP_VOLUME, TAG_LABEL_VOLUME, TAG_BAR_VOLUME});
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m_formatter->add(FORMAT_MUTED, TAG_LABEL_MUTED, {TAG_RAMP_VOLUME, TAG_LABEL_MUTED, TAG_BAR_VOLUME});
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if (m_formatter->has(TAG_BAR_VOLUME)) {
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m_bar_volume = load_progressbar(m_bar, m_conf, name(), TAG_BAR_VOLUME);
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}
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if (m_formatter->has(TAG_LABEL_VOLUME, FORMAT_VOLUME)) {
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m_label_volume = load_optional_label(m_conf, name(), TAG_LABEL_VOLUME, "%percentage%%");
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}
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if (m_formatter->has(TAG_LABEL_MUTED, FORMAT_MUTED)) {
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m_label_muted = load_optional_label(m_conf, name(), TAG_LABEL_MUTED, "%percentage%%");
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}
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if (m_formatter->has(TAG_RAMP_VOLUME)) {
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m_ramp_volume = load_ramp(m_conf, name(), TAG_RAMP_VOLUME);
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m_ramp_headphones = load_ramp(m_conf, name(), TAG_RAMP_HEADPHONES, false);
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}
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}
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void alsa_module::teardown() {
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m_mixer.clear();
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m_ctrl.clear();
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snd_config_update_free_global();
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}
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bool alsa_module::has_event() {
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// Poll for mixer and control events
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try {
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if (m_mixer[mixer::MASTER] && m_mixer[mixer::MASTER]->wait(25)) {
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return true;
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}
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if (m_mixer[mixer::SPEAKER] && m_mixer[mixer::SPEAKER]->wait(25)) {
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return true;
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}
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if (m_mixer[mixer::HEADPHONE] && m_mixer[mixer::HEADPHONE]->wait(25)) {
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return true;
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}
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if (m_ctrl[control::HEADPHONE] && m_ctrl[control::HEADPHONE]->wait(25)) {
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return true;
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}
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} catch (const alsa_exception& e) {
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m_log.err("%s: %s", name(), e.what());
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}
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return false;
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}
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bool alsa_module::update() {
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// Consume pending events
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if (m_mixer[mixer::MASTER]) {
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m_mixer[mixer::MASTER]->process_events();
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}
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if (m_mixer[mixer::SPEAKER]) {
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m_mixer[mixer::SPEAKER]->process_events();
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}
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if (m_mixer[mixer::HEADPHONE]) {
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m_mixer[mixer::HEADPHONE]->process_events();
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}
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if (m_ctrl[control::HEADPHONE]) {
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m_ctrl[control::HEADPHONE]->process_events();
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}
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// Get volume, mute and headphone state
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m_volume = 100;
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m_muted = false;
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m_headphones = false;
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try {
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if (m_mixer[mixer::MASTER]) {
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m_volume = m_volume * (m_mapped ? m_mixer[mixer::MASTER]->get_normalized_volume() / 100.0f
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: m_mixer[mixer::MASTER]->get_volume() / 100.0f);
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m_muted = m_muted || m_mixer[mixer::MASTER]->is_muted();
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}
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} catch (const alsa_exception& err) {
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m_log.err("%s: Failed to query master mixer (%s)", name(), err.what());
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}
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try {
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if (m_ctrl[control::HEADPHONE] && m_ctrl[control::HEADPHONE]->test_device_plugged()) {
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m_headphones = true;
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m_volume = m_volume * (m_mapped ? m_mixer[mixer::HEADPHONE]->get_normalized_volume() / 100.0f
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: m_mixer[mixer::HEADPHONE]->get_volume() / 100.0f);
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m_muted = m_muted || m_mixer[mixer::HEADPHONE]->is_muted();
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}
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} catch (const alsa_exception& err) {
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m_log.err("%s: Failed to query headphone mixer (%s)", name(), err.what());
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}
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try {
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if (!m_headphones && m_mixer[mixer::SPEAKER]) {
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m_volume = m_volume * (m_mapped ? m_mixer[mixer::SPEAKER]->get_normalized_volume() / 100.0f
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: m_mixer[mixer::SPEAKER]->get_volume() / 100.0f);
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m_muted = m_muted || m_mixer[mixer::SPEAKER]->is_muted();
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}
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} catch (const alsa_exception& err) {
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m_log.err("%s: Failed to query speaker mixer (%s)", name(), err.what());
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}
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// Replace label tokens
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if (m_label_volume) {
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m_label_volume->reset_tokens();
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m_label_volume->replace_token("%percentage%", to_string(m_volume));
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}
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if (m_label_muted) {
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m_label_muted->reset_tokens();
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m_label_muted->replace_token("%percentage%", to_string(m_volume));
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}
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return true;
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}
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string alsa_module::get_format() const {
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return m_muted ? FORMAT_MUTED : FORMAT_VOLUME;
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}
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string alsa_module::get_output() {
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// Get the module output early so that
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// the format prefix/suffix also gets wrapper
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// with the cmd handlers
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string output{module::get_output()};
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if (m_handle_events) {
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auto click_middle = m_conf.get(name(), "click-middle", ""s);
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auto click_right = m_conf.get(name(), "click-right", ""s);
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if (!click_middle.empty()) {
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m_builder->action(mousebtn::MIDDLE, click_middle);
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}
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if (!click_right.empty()) {
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m_builder->action(mousebtn::RIGHT, click_right);
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}
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m_builder->action(mousebtn::LEFT, *this, EVENT_TOGGLE, "");
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m_builder->action(mousebtn::SCROLL_UP, *this, EVENT_INC, "");
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m_builder->action(mousebtn::SCROLL_DOWN, *this, EVENT_DEC, "");
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}
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m_builder->node(output);
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return m_builder->flush();
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}
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bool alsa_module::build(builder* builder, const string& tag) const {
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if (tag == TAG_BAR_VOLUME) {
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builder->node(m_bar_volume->output(m_volume));
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} else if (tag == TAG_RAMP_VOLUME && (!m_headphones || !*m_ramp_headphones)) {
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builder->node(m_ramp_volume->get_by_percentage(m_volume));
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} else if (tag == TAG_RAMP_VOLUME && m_headphones && *m_ramp_headphones) {
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builder->node(m_ramp_headphones->get_by_percentage(m_volume));
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} else if (tag == TAG_LABEL_VOLUME) {
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builder->node(m_label_volume);
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} else if (tag == TAG_LABEL_MUTED) {
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builder->node(m_label_muted);
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} else {
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return false;
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}
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return true;
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}
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void alsa_module::action_inc() {
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change_volume(m_interval);
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}
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void alsa_module::action_dec() {
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change_volume(-m_interval);
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}
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void alsa_module::action_toggle() {
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if (!m_mixer[mixer::MASTER]) {
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return;
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}
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const auto& mixers = get_mixers();
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for (auto&& mixer : mixers) {
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mixer->set_mute(m_muted || mixers[0]->is_muted());
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}
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action_epilogue(mixers);
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}
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void alsa_module::change_volume(int interval) {
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if (!m_mixer[mixer::MASTER]) {
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return;
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}
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const auto& mixers = get_mixers();
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for (auto&& mixer : mixers) {
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m_mapped ? mixer->set_normalized_volume(math_util::cap<float>(mixer->get_normalized_volume() + interval, 0, 100))
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: mixer->set_volume(math_util::cap<float>(mixer->get_volume() + interval, 0, 100));
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}
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action_epilogue(mixers);
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}
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void alsa_module::action_epilogue(const vector<mixer_t>& mixers) {
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for (auto&& mixer : mixers) {
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if (mixer->wait(0)) {
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mixer->process_events();
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}
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}
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}
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vector<mixer_t> alsa_module::get_mixers() {
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vector<mixer_t> mixers;
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bool headphones{m_headphones};
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if (m_mixer[mixer::MASTER] && !m_mixer[mixer::MASTER]->get_name().empty()) {
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mixers.emplace_back(std::make_shared<mixer_t::element_type>(
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string{m_mixer[mixer::MASTER]->get_name()}, string{m_mixer[mixer::MASTER]->get_sound_card()}));
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}
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if (m_mixer[mixer::HEADPHONE] && !m_mixer[mixer::HEADPHONE]->get_name().empty() && headphones) {
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mixers.emplace_back(std::make_shared<mixer_t::element_type>(
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string{m_mixer[mixer::HEADPHONE]->get_name()}, string{m_mixer[mixer::HEADPHONE]->get_sound_card()}));
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}
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if (m_mixer[mixer::SPEAKER] && !m_mixer[mixer::SPEAKER]->get_name().empty() && !headphones) {
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mixers.emplace_back(std::make_shared<mixer_t::element_type>(
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string{m_mixer[mixer::SPEAKER]->get_name()}, string{m_mixer[mixer::SPEAKER]->get_sound_card()}));
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}
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return mixers;
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}
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} // namespace modules
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POLYBAR_NS_END
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