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general-state.ts
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general-state.ts
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// Imports
import _ from 'lodash'
import xpath from 'xpath'
// Types
// import { AudioBus, MasterAudioBus } from '../types/audio-bus'
/**
* Read out of General state of vMix instance
*/
export default class XmlState {
/**
* Raw data from last known state of vmix instance
*/
_data: Document
constructor(xmlDocument: Document) {
this._data = xmlDocument
}
update = (xmlDocument: Document): void => {
this._data = xmlDocument
}
/**
* Software version
* @returns I.e. 24.0.0.50
*/
softwareVersion(xmlDocument?: Document): string {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/version', this._data) as Element
return el.textContent!
}
/**
* Software edition
*
* @returns One of following values: Free, Basic, HD, 4K, Pro
*/
softwareEdition(xmlDocument?: Document): string {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/edition', this._data) as Element
return el.textContent!
}
/**
* Preset file path (if present)
*/
preset(xmlDocument?: Document): string | undefined {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/preset', this._data) as Element
if (!el) {
return undefined
}
return el.textContent!.trim()
}
/**
* Is currently faded to black?
*/
fadedToBlack(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/fadeToBlack', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is currently recording?
*/
recording(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/recording', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is external output enabled?
*/
externalOutput(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/recording', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is currently streaming?
*/
streaming(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/streaming', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is currently playing back using the playlist module?
*/
playlistActive(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/playList', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is the multicorder module currently recording?
*/
multiCorder(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/multiCorder', this._data) as Element
return el.textContent! === 'True'
}
/**
* Is fullscreen output currently enabled?
*/
fullscreenOutput(xmlDocument?: Document): boolean {
if (xmlDocument) {
this.update(xmlDocument)
}
const el: Element = xpath.select1('//vmix/fullscreen', this._data) as Element
return el.textContent! === 'True'
}
}