diff options
Diffstat (limited to 'src/client/util/TrackMovements.ts')
| -rw-r--r-- | src/client/util/TrackMovements.ts | 141 |
1 files changed, 77 insertions, 64 deletions
diff --git a/src/client/util/TrackMovements.ts b/src/client/util/TrackMovements.ts index d512e4802..4a2ccd706 100644 --- a/src/client/util/TrackMovements.ts +++ b/src/client/util/TrackMovements.ts @@ -1,27 +1,26 @@ -import { IReactionDisposer, observable, observe, reaction } from "mobx"; -import { NumCast } from "../../fields/Types"; -import { Doc, DocListCast } from "../../fields/Doc"; -import { CollectionDockingView } from "../views/collections/CollectionDockingView"; -import { Id } from "../../fields/FieldSymbols"; +import { IReactionDisposer, observable, observe, reaction } from 'mobx'; +import { NumCast } from '../../fields/Types'; +import { Doc, DocListCast } from '../../fields/Doc'; +import { CollectionDockingView } from '../views/collections/CollectionDockingView'; +import { Id } from '../../fields/FieldSymbols'; export type Movement = { - time: number, - panX: number, - panY: number, - scale: number, - docId: string, -} + time: number; + panX: number; + panY: number; + scale: number; + docId: string; +}; export type Presentation = { - movements: Movement[] | null, - totalTime: number, - meta: Object | Object[], -} + movements: Movement[] | null; + totalTime: number; + meta: Object | Object[]; +}; export class TrackMovements { - private static get NULL_PRESENTATION(): Presentation { - return { movements: null, meta: {}, totalTime: -1, } + return { movements: null, meta: {}, totalTime: -1 }; } // instance variables @@ -32,16 +31,17 @@ export class TrackMovements { private recordingFFViews: Map<string, IReactionDisposer> | null; private tabChangeDisposeFunc: IReactionDisposer | null; - // create static instance and getter for global use @observable static _instance: TrackMovements; - static get Instance(): TrackMovements { return TrackMovements._instance } + static get Instance(): TrackMovements { + return TrackMovements._instance; + } constructor() { // init the global instance TrackMovements._instance = this; // init the instance variables - this.currentPresentation = TrackMovements.NULL_PRESENTATION + this.currentPresentation = TrackMovements.NULL_PRESENTATION; this.tracking = false; this.absoluteStart = -1; @@ -52,28 +52,37 @@ export class TrackMovements { // little helper :) private get nullPresentation(): boolean { - return this.currentPresentation.movements === null + return this.currentPresentation.movements === null; } private addRecordingFFView(doc: Doc, key: string = doc[Id]): void { // console.info('adding dispose func : docId', key, 'doc', doc); - if (this.recordingFFViews === null) { console.warn('addFFView on null RecordingApi'); return; } - if (this.recordingFFViews.has(key)) { console.warn('addFFView : key already in map'); return; } + if (this.recordingFFViews === null) { + console.warn('addFFView on null RecordingApi'); + return; + } + if (this.recordingFFViews.has(key)) { + console.warn('addFFView : key already in map'); + return; + } const disposeFunc = reaction( - () => ({ x: NumCast(doc.panX, -1), y: NumCast(doc.panY, -1), scale: NumCast(doc.viewScale, 0)}), - (res) => (res.x !== -1 && res.y !== -1 && this.tracking) && this.trackMovement(res.x, res.y, key, res.scale), + () => ({ x: NumCast(doc.panX, -1), y: NumCast(doc.panY, -1), scale: NumCast(doc.viewScale, 0) }), + res => res.x !== -1 && res.y !== -1 && this.tracking && this.trackMovement(res.x, res.y, key, res.scale) ); this.recordingFFViews?.set(key, disposeFunc); } private removeRecordingFFView = (key: string) => { // console.info('removing dispose func : docId', key); - if (this.recordingFFViews === null) { console.warn('removeFFView on null RecordingApi'); return; } + if (this.recordingFFViews === null) { + console.warn('removeFFView on null RecordingApi'); + return; + } this.recordingFFViews.get(key)?.(); this.recordingFFViews.delete(key); - } + }; // in the case where only one tab was changed (updates not across dashboards), set only one to true private updateRecordingFFViewsFromTabs = (tabbedDocs: Doc[], onlyOne = false) => { @@ -86,7 +95,6 @@ export class TrackMovements { if (isFFView(DashDoc)) tabbedFFViews.add(DashDoc[Id]); } - // new tab was added - need to add it if (tabbedFFViews.size > this.recordingFFViews.size) { for (const DashDoc of tabbedDocs) { @@ -103,13 +111,13 @@ export class TrackMovements { // tab was removed - need to remove it from recordingFFViews else if (tabbedFFViews.size < this.recordingFFViews.size) { for (const [key] of this.recordingFFViews) { - if (!tabbedFFViews.has(key)) { + if (!tabbedFFViews.has(key)) { this.removeRecordingFFView(key); if (onlyOne) return; - } + } } } - } + }; private initTabTracker = () => { if (this.recordingFFViews === null) { @@ -117,18 +125,19 @@ export class TrackMovements { } // init the dispose funcs on the page - const docList = DocListCast(CollectionDockingView.Instance.props.Document.data); + const docList = DocListCast(CollectionDockingView.Instance?.props.Document.data); this.updateRecordingFFViewsFromTabs(docList); // create a reaction to monitor changes in tabs - this.tabChangeDisposeFunc = - reaction(() => CollectionDockingView.Instance.props.Document.data, - (change) => { - // TODO: consider changing between dashboards - // console.info('change in tabs', change); - this.updateRecordingFFViewsFromTabs(DocListCast(change), true); - }); - } + this.tabChangeDisposeFunc = reaction( + () => CollectionDockingView.Instance?.props.Document.data, + change => { + // TODO: consider changing between dashboards + // console.info('change in tabs', change); + this.updateRecordingFFViewsFromTabs(DocListCast(change), true); + } + ); + }; start = (meta?: Object) => { this.initTabTracker(); @@ -142,12 +151,12 @@ export class TrackMovements { this.absoluteStart = startDate.getTime(); // (2) assign meta content if it exists - this.currentPresentation.meta = meta || {} + this.currentPresentation.meta = meta || {}; // (3) assign start date to currentPresenation - this.currentPresentation.movements = [] + this.currentPresentation.movements = []; // (4) set tracking true to allow trackMovements - this.tracking = true - } + this.tracking = true; + }; /* stops the video and returns the presentatation; if no presentation, returns undefined */ yieldPresentation(clearData: boolean = true): Presentation | null { @@ -157,7 +166,7 @@ export class TrackMovements { // set the previus recording view to the play view // this.playFFView = this.recordingFFView; - // ensure we add the endTime now that they are done recording + // ensure we add the endTime now that they are done recording const cpy = { ...this.currentPresentation, totalTime: new Date().getTime() - this.absoluteStart }; // reset the current presentation @@ -169,10 +178,10 @@ export class TrackMovements { finish = (): void => { // make is tracking false - this.tracking = false + this.tracking = false; // reset the RecordingApi instance this.clear(); - } + }; private clear = (): void => { // clear the disposeFunc if we are done (not tracking) @@ -187,44 +196,46 @@ export class TrackMovements { } // clear presenation data - this.currentPresentation = TrackMovements.NULL_PRESENTATION + this.currentPresentation = TrackMovements.NULL_PRESENTATION; // clear absoluteStart - this.absoluteStart = -1 - } + this.absoluteStart = -1; + }; removeAllRecordingFFViews = () => { - if (this.recordingFFViews === null) { console.warn('removeAllFFViews on null RecordingApi'); return; } + if (this.recordingFFViews === null) { + console.warn('removeAllFFViews on null RecordingApi'); + return; + } for (const [id, disposeFunc] of this.recordingFFViews) { // console.info('calling dispose func : docId', id); disposeFunc(); this.recordingFFViews.delete(id); } - } + }; private trackMovement = (panX: number, panY: number, docId: string, scale: number = 0) => { // ensure we are recording to track if (!this.tracking) { - console.error('[recordingApi.ts] trackMovements(): tracking is false') + console.error('[recordingApi.ts] trackMovements(): tracking is false'); return; } // check to see if the presetation is init - if not, we are between segments // TODO: make this more clear - tracking should be "live tracking", not always true when the recording api being used (between start and yieldPres) - // bacuse tracking should be false inbetween segments high key + // bacuse tracking should be false inbetween segments high key if (this.nullPresentation) { - console.warn('[recordingApi.ts] trackMovements(): trying to store movemetns between segments') + console.warn('[recordingApi.ts] trackMovements(): trying to store movemetns between segments'); return; } // get the time - const time = new Date().getTime() - this.absoluteStart + const time = new Date().getTime() - this.absoluteStart; // make new movement object - const movement: Movement = { time, panX, panY, scale, docId } + const movement: Movement = { time, panX, panY, scale, docId }; // add that movement to the current presentation data's movement array - this.currentPresentation.movements && this.currentPresentation.movements.push(movement) - } - + this.currentPresentation.movements && this.currentPresentation.movements.push(movement); + }; // method that concatenates an array of presentatations into one public concatPresentations = (presentations: Presentation[]): Presentation => { @@ -233,13 +244,15 @@ export class TrackMovements { let sumTime = 0; let combinedMetas: any[] = []; - presentations.forEach((presentation) => { + presentations.forEach(presentation => { const { movements, totalTime, meta } = presentation; // update movements if they had one if (movements) { // add the summed time to the movements - const addedTimeMovements = movements.map(move => { return { ...move, time: move.time + sumTime } }); + const addedTimeMovements = movements.map(move => { + return { ...move, time: move.time + sumTime }; + }); // concat the movements already in the combined presentation with these new ones combinedMovements.push(...addedTimeMovements); } @@ -252,6 +265,6 @@ export class TrackMovements { }); // return the combined presentation with the updated total summed time - return { movements: combinedMovements, totalTime: sumTime, meta: combinedMetas }; - } + return { movements: combinedMovements, totalTime: sumTime, meta: combinedMetas }; + }; } |