124 lines
3.0 KiB
JavaScript
124 lines
3.0 KiB
JavaScript
// @flow
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import { translate } from '../../base/i18n';
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import {
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IconVideoQualityAudioOnly,
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IconVideoQualityHD,
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IconVideoQualityLD,
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IconVideoQualitySD
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} from '../../base/icons';
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import { connect } from '../../base/redux';
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import { AbstractButton, type AbstractButtonProps } from '../../base/toolbox/components';
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import { VIDEO_QUALITY_LEVELS } from '../constants';
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import { findNearestQualityLevel } from '../functions';
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/**
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* A map of of selectable receive resolutions to corresponding icons.
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*
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* @private
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* @type {Object}
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*/
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const VIDEO_QUALITY_TO_ICON = {
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[VIDEO_QUALITY_LEVELS.ULTRA]: IconVideoQualityHD,
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[VIDEO_QUALITY_LEVELS.HIGH]: IconVideoQualityHD,
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[VIDEO_QUALITY_LEVELS.STANDARD]: IconVideoQualitySD,
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[VIDEO_QUALITY_LEVELS.LOW]: IconVideoQualityLD
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};
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/**
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* The type of the React {@code Component} props of
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* {@link VideoQualityButton}.
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*/
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type Props = AbstractButtonProps & {
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/**
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* Whether or not audio only mode is currently enabled.
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*/
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_audioOnly: boolean,
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/**
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* The currently configured maximum quality resolution to be received from
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* and sent to remote participants.
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*/
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_videoQuality: number,
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/**
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* Callback to invoke when {@link VideoQualityButton} is clicked.
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*/
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handleClick: Function,
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/**
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* Invoked to obtain translated strings.
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*/
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t: Function
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};
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/**
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* React {@code Component} responsible for displaying a button in the overflow
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* menu of the toolbar, including an icon showing the currently selected
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* max receive quality.
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*
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* @extends Component
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*/
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class VideoQualityButton extends AbstractButton<Props, *> {
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accessibilityLabel = 'toolbar.accessibilityLabel.callQuality';
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label = 'toolbar.callQuality';
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tooltip = 'toolbar.callQuality';
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/**
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* Dynamically retrieves the icon.
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*/
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get icon() {
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const { _audioOnly, _videoQuality } = this.props;
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const videoQualityLevel = findNearestQualityLevel(_videoQuality);
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const icon = _audioOnly || !videoQualityLevel
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? IconVideoQualityAudioOnly
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: VIDEO_QUALITY_TO_ICON[videoQualityLevel];
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return icon;
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}
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/**
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* Required by linter due to AbstractButton overwritten prop being writable.
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*
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* @param {string} value - The icon value.
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*/
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set icon(value) {
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return value;
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}
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/**
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* Handles clicking / pressing the button.
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*
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* @override
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* @protected
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* @returns {void}
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*/
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_handleClick() {
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this.props.handleClick();
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}
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}
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/**
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* Maps (parts of) the Redux state to the associated props for the
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* {@code VideoQualityButton} component.
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*
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* @param {Object} state - The Redux state.
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* @private
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* @returns {{
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* _audioOnly: boolean,
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* _videoQuality: number
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* }}
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*/
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function _mapStateToProps(state) {
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return {
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_audioOnly: state['features/base/audio-only'].enabled,
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_videoQuality: state['features/video-quality'].preferredVideoQuality
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};
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}
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export default translate(
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connect(_mapStateToProps)(VideoQualityButton));
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