/*! @license
* Shaka Player
* Copyright 2016 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
goog.provide('shaka.ui.MuteButton');
goog.require('shaka.ads.Utils');
goog.require('shaka.ui.Controls');
goog.require('shaka.ui.Element');
goog.require('shaka.ui.Enums');
goog.require('shaka.ui.Locales');
goog.require('shaka.ui.Localization');
goog.require('shaka.util.Dom');
/**
* @extends {shaka.ui.Element}
* @final
* @export
*/
shaka.ui.MuteButton = class extends shaka.ui.Element {
/**
* @param {!HTMLElement} parent
* @param {!shaka.ui.Controls} controls
*/
constructor(parent, controls) {
super(parent, controls);
/** @private {!HTMLButtonElement} */
this.button_ = shaka.util.Dom.createButton();
this.button_.classList.add('shaka-mute-button');
this.button_.classList.add('material-icons-round');
this.button_.classList.add('shaka-tooltip');
this.parent.appendChild(this.button_);
this.updateAriaLabel_();
this.updateIcon_();
this.eventManager.listen(
this.localization, shaka.ui.Localization.LOCALE_UPDATED, () => {
this.updateAriaLabel_();
});
this.eventManager.listen(
this.localization, shaka.ui.Localization.LOCALE_CHANGED, () => {
this.updateAriaLabel_();
});
this.eventManager.listen(this.button_, 'click', () => {
if (this.ad && this.ad.isLinear()) {
this.ad.setMuted(!this.ad.isMuted());
} else {
this.video.muted = !this.video.muted;
}
});
this.eventManager.listen(this.video, 'volumechange', () => {
this.updateAriaLabel_();
this.updateIcon_();
});
this.eventManager.listen(this.adManager,
shaka.ads.Utils.AD_VOLUME_CHANGED, () => {
this.updateAriaLabel_();
this.updateIcon_();
});
this.eventManager.listen(this.adManager,
shaka.ads.Utils.AD_MUTED, () => {
this.updateAriaLabel_();
this.updateIcon_();
});
this.eventManager.listen(this.adManager,
shaka.ads.Utils.AD_STOPPED, () => {
// The base class also listens for this event and sets this.ad
// to null. This is a safeguard in case of a race condition as
// the label and icon code depends on this.ad being correctly
// updated at the time it runs.
this.ad = null;
this.updateAriaLabel_();
this.updateIcon_();
});
}
/**
* @private
*/
updateAriaLabel_() {
const LocIds = shaka.ui.Locales.Ids;
let label;
if (this.ad) {
label = this.ad.isMuted() ? LocIds.UNMUTE : LocIds.MUTE;
} else {
label = this.video.muted ? LocIds.UNMUTE : LocIds.MUTE;
}
this.button_.ariaLabel = this.localization.resolve(label);
}
/**
* @private
*/
updateIcon_() {
const Icons = shaka.ui.Enums.MaterialDesignIcons;
let icon;
if (this.ad) {
icon = this.ad.isMuted() ? Icons.UNMUTE : Icons.MUTE;
} else {
icon = this.video.muted ? Icons.UNMUTE : Icons.MUTE;
}
this.button_.textContent = icon;
}
};
/**
* @implements {shaka.extern.IUIElement.Factory}
* @final
*/
shaka.ui.MuteButton.Factory = class {
/** @override */
create(rootElement, controls) {
return new shaka.ui.MuteButton(rootElement, controls);
}
};
shaka.ui.Controls.registerElement('mute', new shaka.ui.MuteButton.Factory());