From b47ff4a335d15a259a6db436e8f2a1beb3180f6d Mon Sep 17 00:00:00 2001
From: Jenny Yu <jennyyu212@outlook.com>
Date: Thu, 12 May 2022 01:13:34 -0400
Subject: feat: option to recreate recording

---
 .../views/nodes/RecordingBox/RecordingBox.tsx      |    5 +-
 src/client/views/nodes/VideoBox.tsx                | 1686 ++++++++++----------
 2 files changed, 853 insertions(+), 838 deletions(-)

(limited to 'src')

diff --git a/src/client/views/nodes/RecordingBox/RecordingBox.tsx b/src/client/views/nodes/RecordingBox/RecordingBox.tsx
index a7524df37..807624394 100644
--- a/src/client/views/nodes/RecordingBox/RecordingBox.tsx
+++ b/src/client/views/nodes/RecordingBox/RecordingBox.tsx
@@ -24,6 +24,7 @@ export class RecordingBox extends ViewBoxBaseComponent() {
       }
 
       componentDidMount() {
+            console.log("set native width and height")
             Doc.SetNativeWidth(this.dataDoc, 1280);
             Doc.SetNativeHeight(this.dataDoc, 720);
       }
@@ -45,11 +46,9 @@ export class RecordingBox extends ViewBoxBaseComponent() {
             // console.log(this.videoDuration)
             this.dataDoc[this.fieldKey + "-duration"] = this.videoDuration;
 
-            // this.layoutDoc.layout = VideoBox.LayoutString(this.fieldKey);
             this.dataDoc.layout = VideoBox.LayoutString(this.fieldKey);
-            // this.dataDoc.nativeWidth = this.dataDoc.nativeHeight = undefined;
-            // this.layoutDoc._fitWidth = undefined;
             this.dataDoc[this.props.fieldKey] = new VideoField(this.result.accessPaths.agnostic.client);
+            this.dataDoc[this.fieldKey + "-recorded"] = true;
             // stringify the presenation and store it
             this.dataDoc[this.fieldKey + "-presentation"] = JSON.stringify(RecordingApi.Instance.clear());
       }
diff --git a/src/client/views/nodes/VideoBox.tsx b/src/client/views/nodes/VideoBox.tsx
index f449ae429..58e9f390c 100644
--- a/src/client/views/nodes/VideoBox.tsx
+++ b/src/client/views/nodes/VideoBox.tsx
@@ -7,7 +7,7 @@ import * as rp from 'request-promise';
 import { Doc, DocListCast, HeightSym, WidthSym } from "../../../fields/Doc";
 import { InkTool } from "../../../fields/InkField";
 import { Cast, NumCast, StrCast } from "../../../fields/Types";
-import { AudioField, ImageField, VideoField } from "../../../fields/URLField";
+import { AudioField, ImageField, RecordingField, VideoField } from "../../../fields/URLField";
 import { emptyFunction, formatTime, OmitKeys, returnFalse, returnOne, setupMoveUpEvents, Utils } from "../../../Utils";
 import { Docs, DocUtils } from "../../documents/Documents";
 import { DocumentType } from "../../documents/DocumentTypes";
@@ -29,6 +29,8 @@ import { StyleProp } from "../StyleProvider";
 import { FieldView, FieldViewProps } from './FieldView';
 import "./VideoBox.scss";
 import { RecordingApi } from "../../util/RecordingApi";
+import { List } from "../../../fields/List";
+import { RecordingBox } from "./RecordingBox";
 const path = require('path');
 
 
@@ -46,857 +48,871 @@ const path = require('path');
 
 @observer
 export class VideoBox extends ViewBoxAnnotatableComponent<ViewBoxAnnotatableProps & FieldViewProps>() {
-    public static LayoutString(fieldKey: string) { return FieldView.LayoutString(VideoBox, fieldKey); }
-    /**
-     * Uploads an image buffer to the server and stores with specified filename.  by default the image
-     * is stored at multiple resolutions each retrieved by using the filename appended with _o, _s, _m, _l (indicating original, small, medium, or large)
-     * @param imageUri the bytes of the image
-     * @param returnedFilename the base filename to store the image on the server
-     * @param nosuffix optionally suppress creating multiple resolution images
-     */
-    public static async convertDataUri(imageUri: string, returnedFilename: string, nosuffix = false, replaceRootFilename?: string) {
-        try {
-            const posting = Utils.prepend("/uploadURI");
-            const returnedUri = await rp.post(posting, {
-                body: {
-                    uri: imageUri,
-                    name: returnedFilename,
-                    nosuffix,
-                    replaceRootFilename
-                },
-                json: true,
-            });
-            return returnedUri;
-
-        } catch (e) {
-            console.log("VideoBox :" + e);
-        }
-    }
-
-    static _youtubeIframeCounter: number = 0;
-    static heightPercent = 80; // height of video relative to videoBox when timeline is open
-    private _disposers: { [name: string]: IReactionDisposer } = {};
-    private _youtubePlayer: YT.Player | undefined = undefined;
-    private _videoRef: HTMLVideoElement | null = null; // <video> ref
-    private _contentRef: HTMLDivElement | null = null; // ref to div that wraps video and controls for full screen
-    private _youtubeIframeId: number = -1;
-    private _youtubeContentCreated = false;
-    private _audioPlayer: HTMLAudioElement | null = null;
-    private _mainCont: React.RefObject<HTMLDivElement> = React.createRef(); // outermost div
-    private _annotationLayer: React.RefObject<HTMLDivElement> = React.createRef();
-    private _playRegionTimer: any = null; // timeout for playback
-    @observable _stackedTimeline: any; // CollectionStackedTimeline ref
-    @observable static _nativeControls: boolean; // default html controls
-    @observable _marqueeing: number[] | undefined; // coords for marquee selection
-    @observable _savedAnnotations = new ObservableMap<number, HTMLDivElement[]>();
-    @observable _screenCapture = false;
-    @observable _clicking = false; // used for transition between showing/hiding timeline
-    @observable _forceCreateYouTubeIFrame = false;
-    @observable _playTimer?: NodeJS.Timeout = undefined;
-    @observable _fullScreen = false;
-    @observable _playing = false;
-    @observable _finished: boolean = false; // has playback reached end of clip
-    @observable _volume: number = 1;
-    @observable _muted: boolean = false;
-
-    @computed get links() { return DocListCast(this.dataDoc.links); }
-    @computed get heightPercent() { return NumCast(this.layoutDoc._timelineHeightPercent, 100); } // current percent of video relative to VideoBox height
-    // @computed get rawDuration() { return NumCast(this.dataDoc[this.fieldKey + "-duration"]); }
-    @observable rawDuration: number = 0;
-
-
-    @computed get youtubeVideoId() {
-        const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
-        return field && field.url.href.indexOf("youtube") !== -1 ? ((arr: string[]) => arr[arr.length - 1])(field.url.href.split("/")) : "";
-    }
-
-
-    // returns the path of the audio file
-    @computed get audiopath() {
-        const field = Cast(this.props.Document[this.props.fieldKey + '-audio'], AudioField, null);
-        const vfield = Cast(this.dataDoc[this.fieldKey], VideoField, null);
-        return field?.url.href ?? vfield?.url.href ?? "";
-    }
-
-    // returns the presentation data if it exists, null otherwise
-    @computed get presentation() {
-        const data = this.dataDoc[this.fieldKey + '-presentation'];
-        return data ? JSON.parse(data) : null;
-    }
-
-
-    @computed private get timeline() { return this._stackedTimeline; }
-    private get transition() { return this._clicking ? "left 0.5s, width 0.5s, height 0.5s" : ""; } // css transition for hiding/showing timeline
-    public get player(): HTMLVideoElement | null { return this._videoRef; }
-
-
-    componentDidMount() {
-        this.props.setContentView?.(this); // this tells the DocumentView that this VideoBox is the "content" of the document.  this allows the DocumentView to indirectly call getAnchor() on the VideoBox when making a link.
-        if (this.youtubeVideoId) {
-            const youtubeaspect = 400 / 315;
-            const nativeWidth = Doc.NativeWidth(this.layoutDoc);
-            const nativeHeight = Doc.NativeHeight(this.layoutDoc);
-            if (!nativeWidth || !nativeHeight) {
-                if (!nativeWidth) Doc.SetNativeWidth(this.dataDoc, 600);
-                Doc.SetNativeHeight(this.dataDoc, (nativeWidth || 600) / youtubeaspect);
-                this.layoutDoc._height = NumCast(this.layoutDoc._width) / youtubeaspect;
+      public static LayoutString(fieldKey: string) { return FieldView.LayoutString(VideoBox, fieldKey); }
+      /**
+       * Uploads an image buffer to the server and stores with specified filename.  by default the image
+       * is stored at multiple resolutions each retrieved by using the filename appended with _o, _s, _m, _l (indicating original, small, medium, or large)
+       * @param imageUri the bytes of the image
+       * @param returnedFilename the base filename to store the image on the server
+       * @param nosuffix optionally suppress creating multiple resolution images
+       */
+      public static async convertDataUri(imageUri: string, returnedFilename: string, nosuffix = false, replaceRootFilename?: string) {
+            try {
+                  const posting = Utils.prepend("/uploadURI");
+                  const returnedUri = await rp.post(posting, {
+                        body: {
+                              uri: imageUri,
+                              name: returnedFilename,
+                              nosuffix,
+                              replaceRootFilename
+                        },
+                        json: true,
+                  });
+                  return returnedUri;
+
+            } catch (e) {
+                  console.log("VideoBox :" + e);
             }
-        }
-        this.player && this.setPlayheadTime(0);
-    }
-
-    componentWillUnmount() {
-        this.removeCurrentlyPlaying();
-        this.Pause();
-        Object.keys(this._disposers).forEach(d => this._disposers[d]?.());
-    }
-
-
-    // plays video
-    @action public Play = (update: boolean = true) => {
-        // if (Doc.UserDoc().presentationMode === 'watching' && !this._playing) {
-        //     console.log('VideoBox : Play : presentation mode', this._playing);
-        //     return;
-        // }
-
-        // if presentation isn't null, call followmovements on the recording api
-        if (this.presentation) {
-            const err = RecordingApi.Instance.playMovements(this.presentation, this.player?.currentTime || 0, this);
-            err && console.log(err)
-        }
-
-        this._playing = true;
-        const eleTime = this.player?.currentTime || 0;
-        if (this.timeline) {
-            let start = eleTime >= this.timeline.trimEnd || eleTime <= this.timeline.trimStart ? this.timeline.trimStart : eleTime;
-
-            if (this._finished) {
-                // restarts video if reached end on previous play
-                this._finished = false;
-                start = this.timeline.trimStart;
+      }
+
+      static _youtubeIframeCounter: number = 0;
+      static heightPercent = 80; // height of video relative to videoBox when timeline is open
+      private _disposers: { [name: string]: IReactionDisposer } = {};
+      private _youtubePlayer: YT.Player | undefined = undefined;
+      private _videoRef: HTMLVideoElement | null = null; // <video> ref
+      private _contentRef: HTMLDivElement | null = null; // ref to div that wraps video and controls for full screen
+      private _youtubeIframeId: number = -1;
+      private _youtubeContentCreated = false;
+      private _audioPlayer: HTMLAudioElement | null = null;
+      private _mainCont: React.RefObject<HTMLDivElement> = React.createRef(); // outermost div
+      private _annotationLayer: React.RefObject<HTMLDivElement> = React.createRef();
+      private _playRegionTimer: any = null; // timeout for playback
+      @observable _stackedTimeline: any; // CollectionStackedTimeline ref
+      @observable static _nativeControls: boolean; // default html controls
+      @observable _marqueeing: number[] | undefined; // coords for marquee selection
+      @observable _savedAnnotations = new ObservableMap<number, HTMLDivElement[]>();
+      @observable _screenCapture = false;
+      @observable _clicking = false; // used for transition between showing/hiding timeline
+      @observable _forceCreateYouTubeIFrame = false;
+      @observable _playTimer?: NodeJS.Timeout = undefined;
+      @observable _fullScreen = false;
+      @observable _playing = false;
+      @observable _finished: boolean = false; // has playback reached end of clip
+      @observable _volume: number = 1;
+      @observable _muted: boolean = false;
+
+      @computed get links() { return DocListCast(this.dataDoc.links); }
+      @computed get heightPercent() { return NumCast(this.layoutDoc._timelineHeightPercent, 100); } // current percent of video relative to VideoBox height
+      // @computed get rawDuration() { return NumCast(this.dataDoc[this.fieldKey + "-duration"]); }
+      @observable rawDuration: number = 0;
+
+
+      @computed get youtubeVideoId() {
+            const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
+            return field && field.url.href.indexOf("youtube") !== -1 ? ((arr: string[]) => arr[arr.length - 1])(field.url.href.split("/")) : "";
+      }
+
+
+      // returns the path of the audio file
+      @computed get audiopath() {
+            const field = Cast(this.props.Document[this.props.fieldKey + '-audio'], AudioField, null);
+            const vfield = Cast(this.dataDoc[this.fieldKey], VideoField, null);
+            return field?.url.href ?? vfield?.url.href ?? "";
+      }
+
+      // returns the presentation data if it exists, null otherwise
+      @computed get presentation() {
+            const data = this.dataDoc[this.fieldKey + '-presentation'];
+            return data ? JSON.parse(data) : null;
+      }
+
+
+      @computed private get timeline() { return this._stackedTimeline; }
+      private get transition() { return this._clicking ? "left 0.5s, width 0.5s, height 0.5s" : ""; } // css transition for hiding/showing timeline
+      public get player(): HTMLVideoElement | null { return this._videoRef; }
+
+
+      componentDidMount() {
+            this.props.setContentView?.(this); // this tells the DocumentView that this VideoBox is the "content" of the document.  this allows the DocumentView to indirectly call getAnchor() on the VideoBox when making a link.
+            if (this.youtubeVideoId) {
+                  const youtubeaspect = 400 / 315;
+                  const nativeWidth = Doc.NativeWidth(this.layoutDoc);
+                  const nativeHeight = Doc.NativeHeight(this.layoutDoc);
+                  if (!nativeWidth || !nativeHeight) {
+                        if (!nativeWidth) Doc.SetNativeWidth(this.dataDoc, 600);
+                        Doc.SetNativeHeight(this.dataDoc, (nativeWidth || 600) / youtubeaspect);
+                        this.layoutDoc._height = NumCast(this.layoutDoc._width) / youtubeaspect;
+                  }
             }
+            this.player && this.setPlayheadTime(0);
+      }
+
+      componentWillUnmount() {
+            this.removeCurrentlyPlaying();
+            this.Pause();
+            Object.keys(this._disposers).forEach(d => this._disposers[d]?.());
+      }
+
+
+      // plays video
+      @action public Play = (update: boolean = true) => {
+            // if (Doc.UserDoc().presentationMode === 'watching' && !this._playing) {
+            //     console.log('VideoBox : Play : presentation mode', this._playing);
+            //     return;
+            // }
+
+            // if presentation isn't null, call followmovements on the recording api
+            if (this.presentation) {
+                  const err = RecordingApi.Instance.playMovements(this.presentation, this.player?.currentTime || 0, this);
+                  err && console.log(err)
+            }
+
+            this._playing = true;
+            const eleTime = this.player?.currentTime || 0;
+            if (this.timeline) {
+                  let start = eleTime >= this.timeline.trimEnd || eleTime <= this.timeline.trimStart ? this.timeline.trimStart : eleTime;
+
+                  if (this._finished) {
+                        // restarts video if reached end on previous play
+                        this._finished = false;
+                        start = this.timeline.trimStart;
+                  }
+
+                  try {
+                        this._audioPlayer && this.player && (this._audioPlayer.currentTime = this.player?.currentTime);
+                        update && this.player && this.playFrom(start, undefined, true);
+                        update && this._audioPlayer?.play();
+                        update && this._youtubePlayer?.playVideo();
+                        this._youtubePlayer && !this._playTimer && (this._playTimer = setInterval(this.updateTimecode, 5));
+                  } catch (e) {
+                        console.log("Video Play Exception:", e);
+                  }
+            }
+            this.updateTimecode();
+      }
 
+      // goes to time
+      @action public Seek(time: number) {
             try {
-                this._audioPlayer && this.player && (this._audioPlayer.currentTime = this.player?.currentTime);
-                update && this.player && this.playFrom(start, undefined, true);
-                update && this._audioPlayer?.play();
-                update && this._youtubePlayer?.playVideo();
-                this._youtubePlayer && !this._playTimer && (this._playTimer = setInterval(this.updateTimecode, 5));
+                  this._youtubePlayer?.seekTo(Math.round(time), true);
             } catch (e) {
-                console.log("Video Play Exception:", e);
+                  console.log("Video Seek Exception:", e);
             }
-        }
-        this.updateTimecode();
-    }
-
-    // goes to time
-    @action public Seek(time: number) {
-        try {
-            this._youtubePlayer?.seekTo(Math.round(time), true);
-        } catch (e) {
-            console.log("Video Seek Exception:", e);
-        }
-        this.player && (this.player.currentTime = time);
-        this._audioPlayer && (this._audioPlayer.currentTime = time);
-        // TODO: revisit this and clean it
-        if ((this.player?.currentTime || -1) < this.rawDuration) {
-            this._finished = false;
-        }
-    }
-
-    // pauses video
-    @action public Pause = (update: boolean = true) => {
-        if (this.presentation) {
-            console.log('VideoBox : Pause');
-            const err = RecordingApi.Instance.pauseMovements();
-            err && console.log(err);
-        }
-
-        this._playing = false;
-        this.removeCurrentlyPlaying();
-        try {
-            update && this.player?.pause();
-            update && this._audioPlayer?.pause();
-            update && this._youtubePlayer?.pauseVideo();
-            this._youtubePlayer && this._playTimer && clearInterval(this._playTimer);
-            this._youtubePlayer?.seekTo(this._youtubePlayer?.getCurrentTime(), true);
-        } catch (e) {
-            console.log("Video Pause Exception:", e);
-        }
-        this._youtubePlayer && SelectionManager.DeselectAll(); // if we don't deselect the player, then we get an annoying YouTube spinner I guess telling us we're paused.
-        this._playTimer = undefined;
-        this.updateTimecode();
-        if (!this._finished) clearTimeout(this._playRegionTimer); // if paused in the middle of playback, prevents restart on next play
-    }
-
-    // toggles video full screen
-    @action public FullScreen = () => {
-        if (document.fullscreenElement === this._contentRef) {
-            this._fullScreen = false;
-            this.player && this._contentRef && document.exitFullscreen();
-        }
-        else {
-            this._fullScreen = true;
-            this.player && this._contentRef && this._contentRef.requestFullscreen();
-
-        }
-        try {
-            this._youtubePlayer && this.props.addDocTab(this.rootDoc, "add");
-        } catch (e) {
-            console.log("Video FullScreen Exception:", e);
-        }
-    }
-
-
-    // creates and links snapshot photo of current video frame
-    @action public Snapshot = (downX?: number, downY?: number, cb?: (filename: string, x: number | undefined, y: number | undefined) => void) => {
-        const width = NumCast(this.layoutDoc._width);
-        const canvas = document.createElement('canvas');
-        canvas.width = 640;
-        canvas.height = 640 * Doc.NativeHeight(this.layoutDoc) / (Doc.NativeWidth(this.layoutDoc) || 1);
-        const ctx = canvas.getContext('2d');//draw image to canvas. scale to target dimensions
-        if (ctx) {
-            this._videoRef && ctx.drawImage(this._videoRef, 0, 0, canvas.width, canvas.height);
-        }
-
-        if (!this._videoRef) {
-            const b = Docs.Create.LabelDocument({
-                x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y, 1),
-                _width: 150, _height: 50, title: (this.layoutDoc._currentTimecode || 0).toString(),
-                _isLinkButton: true
-            });
-            this.props.addDocument?.(b);
-            DocUtils.MakeLink({ doc: b }, { doc: this.rootDoc }, "video snapshot");
-            Networking.PostToServer("/youtubeScreenshot", {
-                id: this.youtubeVideoId,
-                timecode: this.layoutDoc._currentTimecode
-            }).then(response => {
-                const resolved = response?.accessPaths?.agnostic?.client;
-                if (resolved) {
-                    this.props.removeDocument?.(b);
-                    this.createRealSummaryLink(resolved);
-                }
-            });
-        } else {
-            //convert to desired file format
-            const dataUrl = canvas.toDataURL('image/png'); // can also use 'image/png'
-            // if you want to preview the captured image,
-            const retitled = StrCast(this.rootDoc.title).replace(/[ -\.]/g, "");
-            const encodedFilename = encodeURIComponent("snapshot" + retitled + "_" + (this.layoutDoc._currentTimecode || 0).toString().replace(/\./, "_"));
-            const filename = basename(encodedFilename);
-            VideoBox.convertDataUri(dataUrl, filename).then((returnedFilename: string) =>
-                returnedFilename && (cb ?? this.createRealSummaryLink)(returnedFilename, downX, downY));
-        }
-    }
-
-    updateIcon = () => {
-        const makeIcon = (returnedfilename: string) => {
-            this.dataDoc.icon = new ImageField(returnedfilename);
-            this.dataDoc["icon-nativeWidth"] = this.layoutDoc[WidthSym]();
-            this.dataDoc["icon-nativeHeight"] = this.layoutDoc[HeightSym]();
-        };
-        this.Snapshot(undefined, undefined, makeIcon);
-    }
-
-    // creates link for snapshot
-    createRealSummaryLink = (imagePath: string, downX?: number, downY?: number) => {
-        const url = !imagePath.startsWith("/") ? Utils.CorsProxy(imagePath) : imagePath;
-        const width = NumCast(this.layoutDoc._width) || 1;
-        const height = NumCast(this.layoutDoc._height);
-        const imageSummary = Docs.Create.ImageDocument(url, {
-            _nativeWidth: Doc.NativeWidth(this.layoutDoc), _nativeHeight: Doc.NativeHeight(this.layoutDoc),
-            x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y), _isLinkButton: true,
-            _width: 150, _height: height / width * 150, title: "--snapshot" + NumCast(this.layoutDoc._currentTimecode) + " image-"
-        });
-        Doc.SetNativeWidth(Doc.GetProto(imageSummary), Doc.NativeWidth(this.layoutDoc));
-        Doc.SetNativeHeight(Doc.GetProto(imageSummary), Doc.NativeHeight(this.layoutDoc));
-        this.props.addDocument?.(imageSummary);
-        const link = DocUtils.MakeLink({ doc: imageSummary }, { doc: this.getAnchor() }, "video snapshot");
-        link && (Doc.GetProto(link.anchor2 as Doc).timecodeToHide = NumCast((link.anchor2 as Doc).timecodeToShow) + 3);
-        setTimeout(() =>
-            (downX !== undefined && downY !== undefined) && DocumentManager.Instance.getFirstDocumentView(imageSummary)?.startDragging(downX, downY, "move", true));
-    }
-
-
-    getAnchor = () => {
-        const timecode = Cast(this.layoutDoc._currentTimecode, "number", null);
-        const marquee = AnchorMenu.Instance.GetAnchor?.();
-        return CollectionStackedTimeline.createAnchor(this.rootDoc, this.dataDoc, this.annotationKey, "_timecodeToShow"/* videoStart */, "_timecodeToHide" /* videoEnd */, timecode ? timecode : undefined, undefined, marquee) || this.rootDoc;
-    }
-
-
-    // sets video info on load
-    videoLoad = action(() => {
-        const aspect = this.player!.videoWidth / this.player!.videoHeight;
-        Doc.SetNativeWidth(this.dataDoc, this.player!.videoWidth);
-        Doc.SetNativeHeight(this.dataDoc, this.player!.videoHeight);
-        this.layoutDoc._height = NumCast(this.layoutDoc._width) / aspect;
-        if (Number.isFinite(this.player!.duration)) {
-            this.rawDuration = this.player!.duration;
-        } else this.rawDuration = NumCast(this.dataDoc[this.fieldKey + "-duration"]);
-    });
-
-
-    // updates video time
-    @action
-    updateTimecode = () => {
-        this.player && (this.layoutDoc._currentTimecode = this.player.currentTime);
-        try {
-            this._youtubePlayer && (this.layoutDoc._currentTimecode = this._youtubePlayer.getCurrentTime?.());
-        } catch (e) {
-            console.log("Video Timecode Exception:", e);
-        }
-    }
-
-
-    // sets video element ref
-    @action
-    setVideoRef = (vref: HTMLVideoElement | null) => {
-        console.log("SEt video ref " +  vref)
-        this._videoRef = vref;
-        if (vref) {
-            this._videoRef!.ontimeupdate = this.updateTimecode;
-            // @ts-ignore
-            // vref.onfullscreenchange = action((e) => this._fullScreen = vref.webkitDisplayingFullscreen);
-            this._disposers.reactionDisposer?.();
-            this._disposers.reactionDisposer = reaction(() => NumCast(this.layoutDoc._currentTimecode),
-                time => {
-                    !this._playing && (vref.currentTime = time);
-                    console.log("vref time = " + vref.currentTime)
-                }, { fireImmediately: true });
-        }
-    }
-
-    // set ref for div that wraps video and controls for fullscreen
-    @action
-    setContentRef = (cref: HTMLDivElement | null) => {
-        this._contentRef = cref;
-        if (cref) {
-            cref.onfullscreenchange = action((e) => this._fullScreen = (document.fullscreenElement === cref));
-        }
-    }
-
-
-    // context menu
-    specificContextMenu = (e: React.MouseEvent): void => {
-        const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
-        if (field) {
-            const url = field.url.href;
-            const subitems: ContextMenuProps[] = [];
-            subitems.push({ description: "Full Screen", event: this.FullScreen, icon: "expand" });
-            subitems.push({ description: "Take Snapshot", event: this.Snapshot, icon: "expand-arrows-alt" });
-            this.rootDoc.type === DocumentType.SCREENSHOT && subitems.push({
-                description: "Screen Capture", event: (async () => {
-                    runInAction(() => this._screenCapture = !this._screenCapture);
-                    this._videoRef!.srcObject = !this._screenCapture ? undefined : await (navigator.mediaDevices as any).getDisplayMedia({ video: true });
-                }), icon: "expand-arrows-alt"
+            this.player && (this.player.currentTime = time);
+            this._audioPlayer && (this._audioPlayer.currentTime = time);
+            // TODO: revisit this and clean it
+            if ((this.player?.currentTime || -1) < this.rawDuration) {
+                  this._finished = false;
+            }
+      }
+
+      // pauses video
+      @action public Pause = (update: boolean = true) => {
+            if (this.presentation) {
+                  console.log('VideoBox : Pause');
+                  const err = RecordingApi.Instance.pauseMovements();
+                  err && console.log(err);
+            }
+
+            this._playing = false;
+            this.removeCurrentlyPlaying();
+            try {
+                  update && this.player?.pause();
+                  update && this._audioPlayer?.pause();
+                  update && this._youtubePlayer?.pauseVideo();
+                  this._youtubePlayer && this._playTimer && clearInterval(this._playTimer);
+                  this._youtubePlayer?.seekTo(this._youtubePlayer?.getCurrentTime(), true);
+            } catch (e) {
+                  console.log("Video Pause Exception:", e);
+            }
+            this._youtubePlayer && SelectionManager.DeselectAll(); // if we don't deselect the player, then we get an annoying YouTube spinner I guess telling us we're paused.
+            this._playTimer = undefined;
+            this.updateTimecode();
+            if (!this._finished) clearTimeout(this._playRegionTimer); // if paused in the middle of playback, prevents restart on next play
+      }
+
+      // toggles video full screen
+      @action public FullScreen = () => {
+            if (document.fullscreenElement === this._contentRef) {
+                  this._fullScreen = false;
+                  this.player && this._contentRef && document.exitFullscreen();
+            }
+            else {
+                  this._fullScreen = true;
+                  this.player && this._contentRef && this._contentRef.requestFullscreen();
+
+            }
+            try {
+                  this._youtubePlayer && this.props.addDocTab(this.rootDoc, "add");
+            } catch (e) {
+                  console.log("Video FullScreen Exception:", e);
+            }
+      }
+
+
+      // creates and links snapshot photo of current video frame
+      @action public Snapshot = (downX?: number, downY?: number, cb?: (filename: string, x: number | undefined, y: number | undefined) => void) => {
+            const width = NumCast(this.layoutDoc._width);
+            const canvas = document.createElement('canvas');
+            canvas.width = 640;
+            canvas.height = 640 * Doc.NativeHeight(this.layoutDoc) / (Doc.NativeWidth(this.layoutDoc) || 1);
+            const ctx = canvas.getContext('2d');//draw image to canvas. scale to target dimensions
+            if (ctx) {
+                  this._videoRef && ctx.drawImage(this._videoRef, 0, 0, canvas.width, canvas.height);
+            }
+
+            if (!this._videoRef) {
+                  const b = Docs.Create.LabelDocument({
+                        x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y, 1),
+                        _width: 150, _height: 50, title: (this.layoutDoc._currentTimecode || 0).toString(),
+                        _isLinkButton: true
+                  });
+                  this.props.addDocument?.(b);
+                  DocUtils.MakeLink({ doc: b }, { doc: this.rootDoc }, "video snapshot");
+                  Networking.PostToServer("/youtubeScreenshot", {
+                        id: this.youtubeVideoId,
+                        timecode: this.layoutDoc._currentTimecode
+                  }).then(response => {
+                        const resolved = response?.accessPaths?.agnostic?.client;
+                        if (resolved) {
+                              this.props.removeDocument?.(b);
+                              this.createRealSummaryLink(resolved);
+                        }
+                  });
+            } else {
+                  //convert to desired file format
+                  const dataUrl = canvas.toDataURL('image/png'); // can also use 'image/png'
+                  // if you want to preview the captured image,
+                  const retitled = StrCast(this.rootDoc.title).replace(/[ -\.]/g, "");
+                  const encodedFilename = encodeURIComponent("snapshot" + retitled + "_" + (this.layoutDoc._currentTimecode || 0).toString().replace(/\./, "_"));
+                  const filename = basename(encodedFilename);
+                  VideoBox.convertDataUri(dataUrl, filename).then((returnedFilename: string) =>
+                        returnedFilename && (cb ?? this.createRealSummaryLink)(returnedFilename, downX, downY));
+            }
+      }
+
+      updateIcon = () => {
+            const makeIcon = (returnedfilename: string) => {
+                  this.dataDoc.icon = new ImageField(returnedfilename);
+                  this.dataDoc["icon-nativeWidth"] = this.layoutDoc[WidthSym]();
+                  this.dataDoc["icon-nativeHeight"] = this.layoutDoc[HeightSym]();
+            };
+            this.Snapshot(undefined, undefined, makeIcon);
+      }
+
+      // creates link for snapshot
+      createRealSummaryLink = (imagePath: string, downX?: number, downY?: number) => {
+            const url = !imagePath.startsWith("/") ? Utils.CorsProxy(imagePath) : imagePath;
+            const width = NumCast(this.layoutDoc._width) || 1;
+            const height = NumCast(this.layoutDoc._height);
+            const imageSummary = Docs.Create.ImageDocument(url, {
+                  _nativeWidth: Doc.NativeWidth(this.layoutDoc), _nativeHeight: Doc.NativeHeight(this.layoutDoc),
+                  x: NumCast(this.layoutDoc.x) + width, y: NumCast(this.layoutDoc.y), _isLinkButton: true,
+                  _width: 150, _height: height / width * 150, title: "--snapshot" + NumCast(this.layoutDoc._currentTimecode) + " image-"
             });
-            subitems.push({ description: (this.layoutDoc.dontAutoFollowLinks ? "" : "Don't") + " follow links when encountered", event: () => this.layoutDoc.dontAutoFollowLinks = !this.layoutDoc.dontAutoFollowLinks, icon: "expand-arrows-alt" });
-            subitems.push({ description: (this.layoutDoc.dontAutoPlayFollowedLinks ? "" : "Don't") + " play when link is selected", event: () => this.layoutDoc.dontAutoPlayFollowedLinks = !this.layoutDoc.dontAutoPlayFollowedLinks, icon: "expand-arrows-alt" });
-            subitems.push({ description: (this.layoutDoc.autoPlayAnchors ? "Don't auto play" : "Auto play") + " anchors onClick", event: () => this.layoutDoc.autoPlayAnchors = !this.layoutDoc.autoPlayAnchors, icon: "expand-arrows-alt" });
-            // subitems.push({ description: "Toggle Native Controls", event: action(() => VideoBox._nativeControls = !VideoBox._nativeControls), icon: "expand-arrows-alt" });
-            // subitems.push({ description: "Start Trim All", event: () => this.startTrim(TrimScope.All), icon: "expand-arrows-alt" });
-            // subitems.push({ description: "Start Trim Clip", event: () => this.startTrim(TrimScope.Clip), icon: "expand-arrows-alt" });
-            // subitems.push({ description: "Stop Trim", event: () => this.finishTrim(), icon: "expand-arrows-alt" });
-            subitems.push({ description: "Copy path", event: () => { Utils.CopyText(url); }, icon: "expand-arrows-alt" });
-            ContextMenu.Instance.addItem({ description: "Options...", subitems: subitems, icon: "video" });
-        }
-    }
-
-
-    // ref for updating time
-    setAudioRef = (e: HTMLAudioElement | null) => this._audioPlayer = e;
-
-    // renders the video and audio
-    @computed get content() {
-        const field = Cast(this.dataDoc[this.fieldKey], VideoField);
-        const interactive = CurrentUserUtils.SelectedTool !== InkTool.None || !this.props.isSelected() ? "" : "-interactive";
-        const classname = "videoBox-content" + (this._fullScreen ? "-fullScreen" : "") + interactive;
-        return !field ? <div key="loading">Loading</div> :
-            <div className="videoBox-contentContainer" key="container" style={{ mixBlendMode: "multiply" }}>
-                <div className={classname} ref={this.setContentRef} onPointerDown={(e) => this._fullScreen && e.stopPropagation()}>
-                    {this.uIButtons}
-                    <video key="video" autoPlay={this._screenCapture} ref={this.setVideoRef} style={this._fullScreen ? this.fullScreenSize() : {}}
-                        onCanPlay={this.videoLoad}
-                        controls={VideoBox._nativeControls}
-                        onPlay={() => {
-                            // console.log("PLAY from CONTENT")
-                            //this.Play()
-                        }}
-                        onSeeked={this.updateTimecode}
-                        // onPause={() => this.Pause() }
-                        onClick={e => e.preventDefault()}>
-                        <source src={field.url.href} type="video/mp4" />
-                        Not supported.
-                    </video>
-                    {!this.audiopath || this.audiopath === field.url.href ? (null) :
-                        <audio ref={this.setAudioRef} className={`audiobox-control${this.props.isContentActive() ? "-interactive" : ""}`}>
-                            <source src={this.audiopath} type="audio/mpeg" />
-                            Not supported.
-                        </audio>}
-                </div>
-            </div>;
-    }
-
-
-    @action youtubeIframeLoaded = (e: any) => {
-        if (!this._youtubeContentCreated) {
-            this._forceCreateYouTubeIFrame = !this._forceCreateYouTubeIFrame;
-            return;
-        }
-        else this._youtubeContentCreated = false;
-
-        this.loadYouTube(e.target);
-    }
-
-    loadYouTube = (iframe: any) => {
-        let started = true;
-        const onYoutubePlayerStateChange = (event: any) => runInAction(() => {
-            if (started && event.data === YT.PlayerState.PLAYING) {
-                started = false;
-                this._youtubePlayer?.unMute();
-                //this.Pause();
-                return;
+            Doc.SetNativeWidth(Doc.GetProto(imageSummary), Doc.NativeWidth(this.layoutDoc));
+            Doc.SetNativeHeight(Doc.GetProto(imageSummary), Doc.NativeHeight(this.layoutDoc));
+            this.props.addDocument?.(imageSummary);
+            const link = DocUtils.MakeLink({ doc: imageSummary }, { doc: this.getAnchor() }, "video snapshot");
+            link && (Doc.GetProto(link.anchor2 as Doc).timecodeToHide = NumCast((link.anchor2 as Doc).timecodeToShow) + 3);
+            setTimeout(() =>
+                  (downX !== undefined && downY !== undefined) && DocumentManager.Instance.getFirstDocumentView(imageSummary)?.startDragging(downX, downY, "move", true));
+      }
+
+
+      getAnchor = () => {
+            const timecode = Cast(this.layoutDoc._currentTimecode, "number", null);
+            const marquee = AnchorMenu.Instance.GetAnchor?.();
+            return CollectionStackedTimeline.createAnchor(this.rootDoc, this.dataDoc, this.annotationKey, "_timecodeToShow"/* videoStart */, "_timecodeToHide" /* videoEnd */, timecode ? timecode : undefined, undefined, marquee) || this.rootDoc;
+      }
+
+
+      // sets video info on load
+      videoLoad = action(() => {
+            const aspect = this.player!.videoWidth / this.player!.videoHeight;
+            Doc.SetNativeWidth(this.dataDoc, this.player!.videoWidth);
+            Doc.SetNativeHeight(this.dataDoc, this.player!.videoHeight);
+            this.layoutDoc._height = NumCast(this.layoutDoc._width) / aspect;
+            if (Number.isFinite(this.player!.duration)) {
+                  this.rawDuration = this.player!.duration;
+            } else this.rawDuration = NumCast(this.dataDoc[this.fieldKey + "-duration"]);
+      });
+
+
+      // updates video time
+      @action
+      updateTimecode = () => {
+            this.player && (this.layoutDoc._currentTimecode = this.player.currentTime);
+            try {
+                  this._youtubePlayer && (this.layoutDoc._currentTimecode = this._youtubePlayer.getCurrentTime?.());
+            } catch (e) {
+                  console.log("Video Timecode Exception:", e);
+            }
+      }
+
+
+      // sets video element ref
+      @action
+      setVideoRef = (vref: HTMLVideoElement | null) => {
+            console.log("SEt video ref " + vref)
+            this._videoRef = vref;
+            if (vref) {
+                  this._videoRef!.ontimeupdate = this.updateTimecode;
+                  // @ts-ignore
+                  // vref.onfullscreenchange = action((e) => this._fullScreen = vref.webkitDisplayingFullscreen);
+                  this._disposers.reactionDisposer?.();
+                  this._disposers.reactionDisposer = reaction(() => NumCast(this.layoutDoc._currentTimecode),
+                        time => {
+                              !this._playing && (vref.currentTime = time);
+                              console.log("vref time = " + vref.currentTime)
+                        }, { fireImmediately: true });
             }
-            if (event.data === YT.PlayerState.PLAYING && !this._playing) this.Play(false);
-            if (event.data === YT.PlayerState.PAUSED && this._playing) this.Pause(false);
-        });
-        const onYoutubePlayerReady = (event: any) => {
-            this._disposers.reactionDisposer?.();
-            this._disposers.youtubeReactionDisposer?.();
-            this._disposers.reactionDisposer = reaction(() => this.layoutDoc._currentTimecode, () => !this._playing && this.Seek(NumCast(this.layoutDoc._currentTimecode)));
-            this._disposers.youtubeReactionDisposer = reaction(
-                () => CurrentUserUtils.SelectedTool === InkTool.None && this.props.isSelected(true) && !SnappingManager.GetIsDragging() && !DocumentDecorations.Instance.Interacting,
-                (interactive) => iframe.style.pointerEvents = interactive ? "all" : "none", { fireImmediately: true });
-        };
-        if (typeof (YT) === undefined) setTimeout(() => this.loadYouTube(iframe), 100);
-        else {
-            (YT as any)?.ready(() => {
-                this._youtubePlayer = new YT.Player(`${this.youtubeVideoId + this._youtubeIframeId}-player`, {
-                    events: {
-                        'onReady': this.props.dontRegisterView ? undefined : onYoutubePlayerReady,
-                        'onStateChange': this.props.dontRegisterView ? undefined : onYoutubePlayerStateChange,
-                    }
-                });
+      }
+
+      // set ref for div that wraps video and controls for fullscreen
+      @action
+      setContentRef = (cref: HTMLDivElement | null) => {
+            this._contentRef = cref;
+            if (cref) {
+                  cref.onfullscreenchange = action((e) => this._fullScreen = (document.fullscreenElement === cref));
+            }
+      }
+
+
+      // context menu
+      specificContextMenu = (e: React.MouseEvent): void => {
+            const field = Cast(this.dataDoc[this.props.fieldKey], VideoField);
+            if (field) {
+                  const url = field.url.href;
+                  const subitems: ContextMenuProps[] = [];
+                  subitems.push({ description: "Full Screen", event: this.FullScreen, icon: "expand" });
+                  subitems.push({ description: "Take Snapshot", event: this.Snapshot, icon: "expand-arrows-alt" });
+                  this.rootDoc.type === DocumentType.SCREENSHOT && subitems.push({
+                        description: "Screen Capture", event: (async () => {
+                              runInAction(() => this._screenCapture = !this._screenCapture);
+                              this._videoRef!.srcObject = !this._screenCapture ? undefined : await (navigator.mediaDevices as any).getDisplayMedia({ video: true });
+                        }), icon: "expand-arrows-alt"
+                  });
+                  subitems.push({ description: (this.layoutDoc.dontAutoFollowLinks ? "" : "Don't") + " follow links when encountered", event: () => this.layoutDoc.dontAutoFollowLinks = !this.layoutDoc.dontAutoFollowLinks, icon: "expand-arrows-alt" });
+                  subitems.push({ description: (this.layoutDoc.dontAutoPlayFollowedLinks ? "" : "Don't") + " play when link is selected", event: () => this.layoutDoc.dontAutoPlayFollowedLinks = !this.layoutDoc.dontAutoPlayFollowedLinks, icon: "expand-arrows-alt" });
+                  subitems.push({ description: (this.layoutDoc.autoPlayAnchors ? "Don't auto play" : "Auto play") + " anchors onClick", event: () => this.layoutDoc.autoPlayAnchors = !this.layoutDoc.autoPlayAnchors, icon: "expand-arrows-alt" });
+                  // subitems.push({ description: "Toggle Native Controls", event: action(() => VideoBox._nativeControls = !VideoBox._nativeControls), icon: "expand-arrows-alt" });
+                  // subitems.push({ description: "Start Trim All", event: () => this.startTrim(TrimScope.All), icon: "expand-arrows-alt" });
+                  // subitems.push({ description: "Start Trim Clip", event: () => this.startTrim(TrimScope.Clip), icon: "expand-arrows-alt" });
+                  // subitems.push({ description: "Stop Trim", event: () => this.finishTrim(), icon: "expand-arrows-alt" });
+                  subitems.push({ description: "Copy path", event: () => { Utils.CopyText(url); }, icon: "expand-arrows-alt" });
+                  // if the videobox was turned from a recording box
+                  if (this.dataDoc[this.fieldKey + "-recorded"] === true) {
+                        subitems.push({
+                              description: "Recreate recording", event: () => {
+                                    this.dataDoc.layout = RecordingBox.LayoutString(this.fieldKey);
+                                    // delete assoicated video data
+                                    this.dataDoc[this.props.fieldKey] = "";
+                                    this.dataDoc[this.fieldKey + "-duration"] = "";
+                                    // delete assoicated presentation data
+                                    this.dataDoc[this.fieldKey + "-presentation"] = "";
+                              }, icon: "expand-arrows-alt"
+                        });
+
+                  }
+                  ContextMenu.Instance.addItem({ description: "Options...", subitems: subitems, icon: "video" });
+            }
+      }
+
+
+      // ref for updating time
+      setAudioRef = (e: HTMLAudioElement | null) => this._audioPlayer = e;
+
+      // renders the video and audio
+      @computed get content() {
+            const field = Cast(this.dataDoc[this.fieldKey], VideoField);
+            const interactive = CurrentUserUtils.SelectedTool !== InkTool.None || !this.props.isSelected() ? "" : "-interactive";
+            const classname = "videoBox-content" + (this._fullScreen ? "-fullScreen" : "") + interactive;
+            return !field ? <div key="loading">Loading</div> :
+                  <div className="videoBox-contentContainer" key="container" style={{ mixBlendMode: "multiply" }}>
+                        <div className={classname} ref={this.setContentRef} onPointerDown={(e) => this._fullScreen && e.stopPropagation()}>
+                              {this.uIButtons}
+                              <video key="video" autoPlay={this._screenCapture} ref={this.setVideoRef} style={this._fullScreen ? this.fullScreenSize() : {}}
+                                    onCanPlay={this.videoLoad}
+                                    controls={VideoBox._nativeControls}
+                                    onPlay={() => {
+                                          // console.log("PLAY from CONTENT")
+                                          //this.Play()
+                                    }}
+                                    onSeeked={this.updateTimecode}
+                                    // onPause={() => this.Pause() }
+                                    onClick={e => e.preventDefault()}>
+                                    <source src={field.url.href} type="video/mp4" />
+                                    Not supported.
+                              </video>
+                              {!this.audiopath || this.audiopath === field.url.href ? (null) :
+                                    <audio ref={this.setAudioRef} className={`audiobox-control${this.props.isContentActive() ? "-interactive" : ""}`}>
+                                          <source src={this.audiopath} type="audio/mpeg" />
+                                          Not supported.
+                                    </audio>}
+                        </div>
+                  </div>;
+      }
+
+
+      @action youtubeIframeLoaded = (e: any) => {
+            if (!this._youtubeContentCreated) {
+                  this._forceCreateYouTubeIFrame = !this._forceCreateYouTubeIFrame;
+                  return;
+            }
+            else this._youtubeContentCreated = false;
+
+            this.loadYouTube(e.target);
+      }
+
+      loadYouTube = (iframe: any) => {
+            let started = true;
+            const onYoutubePlayerStateChange = (event: any) => runInAction(() => {
+                  if (started && event.data === YT.PlayerState.PLAYING) {
+                        started = false;
+                        this._youtubePlayer?.unMute();
+                        //this.Pause();
+                        return;
+                  }
+                  if (event.data === YT.PlayerState.PLAYING && !this._playing) this.Play(false);
+                  if (event.data === YT.PlayerState.PAUSED && this._playing) this.Pause(false);
             });
-        }
-    }
-
-
-    // for play button
-
-    onPlayDown = () => {
-        console.log("PLAY DOWN");
-        this._playing ? this.Pause() : this.Play();
-    }
-
-    // for fullscreen button
-    onFullDown = (e: React.PointerEvent) => {
-        this.FullScreen();
-        e.stopPropagation();
-        e.preventDefault();
-    }
-
-    // for snapshot button
-    onSnapshotDown = (e: React.PointerEvent) => {
-        setupMoveUpEvents(this, e, (e) => {
-            this.Snapshot(e.clientX, e.clientY);
-            return true;
-        }, emptyFunction, () => this.Snapshot());
-    }
-
-    // for show/hide timeline button, transitions between show/hide
-    @action
-    onTimelineHdlDown = (e: React.PointerEvent) => {
-        this._clicking = true;
-        setupMoveUpEvents(this, e,
-            action(encodeURIComponent => {
-                this._clicking = false;
-                if (this.props.isContentActive()) {
-                    // const local = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformPoint(e.clientX, e.clientY);
-                    // this.layoutDoc._timelineHeightPercent = Math.max(0, Math.min(100, local[1] / this.props.PanelHeight() * 100));
-
-                    this.layoutDoc._timelineHeightPercent = 80;
-                }
-                return false;
-            }), emptyFunction,
-            () => {
-                this.layoutDoc._timelineHeightPercent = this.heightPercent !== 100 ? 100 : VideoBox.heightPercent;
-                setTimeout(action(() => this._clicking = false), 500);
-            }, this.props.isContentActive(), this.props.isContentActive());
-    }
-
-
-    // removes video from currently playing display
-    @action
-    removeCurrentlyPlaying = () => {
-        if (CollectionStackedTimeline.CurrentlyPlaying) {
-            const index = CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc);
-            index !== -1 && CollectionStackedTimeline.CurrentlyPlaying.splice(index, 1);
-        }
-    }
-
-    // adds video to currently playing display
-    @action
-    addCurrentlyPlaying = () => {
-        if (!CollectionStackedTimeline.CurrentlyPlaying) {
-            CollectionStackedTimeline.CurrentlyPlaying = [];
-        }
-        if (CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc) === -1) {
-            CollectionStackedTimeline.CurrentlyPlaying.push(this.layoutDoc);
-        }
-    }
-
-
-    @computed get youtubeContent() {
-        this._youtubeIframeId = VideoBox._youtubeIframeCounter++;
-        this._youtubeContentCreated = this._forceCreateYouTubeIFrame ? true : true;
-        const classname = "videoBox-content-YouTube" + (this._fullScreen ? "-fullScreen" : "");
-        const start = untracked(() => Math.round(NumCast(this.layoutDoc._currentTimecode)));
-        return <iframe key={this._youtubeIframeId} id={`${this.youtubeVideoId + this._youtubeIframeId}-player`}
-            onPointerLeave={this.updateTimecode}
-            onLoad={this.youtubeIframeLoaded} className={classname} width={Doc.NativeWidth(this.layoutDoc) || 640} height={Doc.NativeHeight(this.layoutDoc) || 390}
-            src={`https://www.youtube.com/embed/${this.youtubeVideoId}?enablejsapi=1&rel=0&showinfo=1&autoplay=0&mute=1&start=${start}&modestbranding=1&controls=${VideoBox._nativeControls ? 1 : 0}`} />;
-    }
-
-
-    // for annotating, adds doc with time info
-    @action.bound
-    addDocWithTimecode(doc: Doc | Doc[]): boolean {
-        const docs = doc instanceof Doc ? [doc] : doc;
-        const curTime = NumCast(this.layoutDoc._currentTimecode);
-        docs.forEach(doc => doc._timecodeToHide = (doc._timecodeToShow = curTime) + 1);
-        return this.addDocument(doc);
-    }
-
-
-    // play back the audio from seekTimeInSeconds, fullPlay tells whether clip is being played to end vs link range
-    @action
-    playFrom = (seekTimeInSeconds: number, endTime?: number, fullPlay: boolean = false) => {
-        clearTimeout(this._playRegionTimer);
-        if (Number.isNaN(this.player?.duration)) {
-            setTimeout(() => this.playFrom(seekTimeInSeconds, endTime), 500);
-        }
-        else if (this.player) {
-            // trimBounds override requested playback bounds
-            const end = Math.min(this.timeline?.trimEnd ?? this.rawDuration, endTime ?? this.timeline?.trimEnd ?? this.rawDuration);
-            const start = Math.max(this.timeline?.trimStart ?? 0, seekTimeInSeconds);
-            const playRegionDuration = end - start;
-            // checks if times are within clip range
-            if (seekTimeInSeconds >= 0 && (this.timeline?.trimStart || 0) <= end && seekTimeInSeconds <= (this.timeline?.trimEnd || this.rawDuration)) {
-                this.player.currentTime = start;
-                this._audioPlayer && (this._audioPlayer.currentTime = seekTimeInSeconds);
-                this.player.play();
-                this._audioPlayer?.play();
-                this._playing = true;
-                this.addCurrentlyPlaying();
-                this._playRegionTimer = setTimeout(
-                    () => {
-                        // need to keep track of if end of clip is reached so on next play, clip restarts
-                        if (fullPlay) {
-                            Doc.UserDoc().presentationMode = 'none';
-                            this._finished = true;
-                         }
-                        // removes from currently playing if playback has reached end of range marker
-                        else this.removeCurrentlyPlaying();
+            const onYoutubePlayerReady = (event: any) => {
+                  this._disposers.reactionDisposer?.();
+                  this._disposers.youtubeReactionDisposer?.();
+                  this._disposers.reactionDisposer = reaction(() => this.layoutDoc._currentTimecode, () => !this._playing && this.Seek(NumCast(this.layoutDoc._currentTimecode)));
+                  this._disposers.youtubeReactionDisposer = reaction(
+                        () => CurrentUserUtils.SelectedTool === InkTool.None && this.props.isSelected(true) && !SnappingManager.GetIsDragging() && !DocumentDecorations.Instance.Interacting,
+                        (interactive) => iframe.style.pointerEvents = interactive ? "all" : "none", { fireImmediately: true });
+            };
+            if (typeof (YT) === undefined) setTimeout(() => this.loadYouTube(iframe), 100);
+            else {
+                  (YT as any)?.ready(() => {
+                        this._youtubePlayer = new YT.Player(`${this.youtubeVideoId + this._youtubeIframeId}-player`, {
+                              events: {
+                                    'onReady': this.props.dontRegisterView ? undefined : onYoutubePlayerReady,
+                                    'onStateChange': this.props.dontRegisterView ? undefined : onYoutubePlayerStateChange,
+                              }
+                        });
+                  });
+            }
+      }
+
+
+      // for play button
+
+      onPlayDown = () => {
+            console.log("PLAY DOWN");
+            this._playing ? this.Pause() : this.Play();
+      }
+
+      // for fullscreen button
+      onFullDown = (e: React.PointerEvent) => {
+            this.FullScreen();
+            e.stopPropagation();
+            e.preventDefault();
+      }
+
+      // for snapshot button
+      onSnapshotDown = (e: React.PointerEvent) => {
+            setupMoveUpEvents(this, e, (e) => {
+                  this.Snapshot(e.clientX, e.clientY);
+                  return true;
+            }, emptyFunction, () => this.Snapshot());
+      }
+
+      // for show/hide timeline button, transitions between show/hide
+      @action
+      onTimelineHdlDown = (e: React.PointerEvent) => {
+            this._clicking = true;
+            setupMoveUpEvents(this, e,
+                  action(encodeURIComponent => {
+                        this._clicking = false;
+                        if (this.props.isContentActive()) {
+                              // const local = this.props.ScreenToLocalTransform().scale(this.props.scaling?.() || 1).transformPoint(e.clientX, e.clientY);
+                              // this.layoutDoc._timelineHeightPercent = Math.max(0, Math.min(100, local[1] / this.props.PanelHeight() * 100));
+
+                              this.layoutDoc._timelineHeightPercent = 80;
+                        }
+                        return false;
+                  }), emptyFunction,
+                  () => {
+                        this.layoutDoc._timelineHeightPercent = this.heightPercent !== 100 ? 100 : VideoBox.heightPercent;
+                        setTimeout(action(() => this._clicking = false), 500);
+                  }, this.props.isContentActive(), this.props.isContentActive());
+      }
+
+
+      // removes video from currently playing display
+      @action
+      removeCurrentlyPlaying = () => {
+            if (CollectionStackedTimeline.CurrentlyPlaying) {
+                  const index = CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc);
+                  index !== -1 && CollectionStackedTimeline.CurrentlyPlaying.splice(index, 1);
+            }
+      }
+
+      // adds video to currently playing display
+      @action
+      addCurrentlyPlaying = () => {
+            if (!CollectionStackedTimeline.CurrentlyPlaying) {
+                  CollectionStackedTimeline.CurrentlyPlaying = [];
+            }
+            if (CollectionStackedTimeline.CurrentlyPlaying.indexOf(this.layoutDoc) === -1) {
+                  CollectionStackedTimeline.CurrentlyPlaying.push(this.layoutDoc);
+            }
+      }
+
+
+      @computed get youtubeContent() {
+            this._youtubeIframeId = VideoBox._youtubeIframeCounter++;
+            this._youtubeContentCreated = this._forceCreateYouTubeIFrame ? true : true;
+            const classname = "videoBox-content-YouTube" + (this._fullScreen ? "-fullScreen" : "");
+            const start = untracked(() => Math.round(NumCast(this.layoutDoc._currentTimecode)));
+            return <iframe key={this._youtubeIframeId} id={`${this.youtubeVideoId + this._youtubeIframeId}-player`}
+                  onPointerLeave={this.updateTimecode}
+                  onLoad={this.youtubeIframeLoaded} className={classname} width={Doc.NativeWidth(this.layoutDoc) || 640} height={Doc.NativeHeight(this.layoutDoc) || 390}
+                  src={`https://www.youtube.com/embed/${this.youtubeVideoId}?enablejsapi=1&rel=0&showinfo=1&autoplay=0&mute=1&start=${start}&modestbranding=1&controls=${VideoBox._nativeControls ? 1 : 0}`} />;
+      }
+
+
+      // for annotating, adds doc with time info
+      @action.bound
+      addDocWithTimecode(doc: Doc | Doc[]): boolean {
+            const docs = doc instanceof Doc ? [doc] : doc;
+            const curTime = NumCast(this.layoutDoc._currentTimecode);
+            docs.forEach(doc => doc._timecodeToHide = (doc._timecodeToShow = curTime) + 1);
+            return this.addDocument(doc);
+      }
+
+
+      // play back the audio from seekTimeInSeconds, fullPlay tells whether clip is being played to end vs link range
+      @action
+      playFrom = (seekTimeInSeconds: number, endTime?: number, fullPlay: boolean = false) => {
+            clearTimeout(this._playRegionTimer);
+            if (Number.isNaN(this.player?.duration)) {
+                  setTimeout(() => this.playFrom(seekTimeInSeconds, endTime), 500);
+            }
+            else if (this.player) {
+                  // trimBounds override requested playback bounds
+                  const end = Math.min(this.timeline?.trimEnd ?? this.rawDuration, endTime ?? this.timeline?.trimEnd ?? this.rawDuration);
+                  const start = Math.max(this.timeline?.trimStart ?? 0, seekTimeInSeconds);
+                  const playRegionDuration = end - start;
+                  // checks if times are within clip range
+                  if (seekTimeInSeconds >= 0 && (this.timeline?.trimStart || 0) <= end && seekTimeInSeconds <= (this.timeline?.trimEnd || this.rawDuration)) {
+                        this.player.currentTime = start;
+                        this._audioPlayer && (this._audioPlayer.currentTime = seekTimeInSeconds);
+                        this.player.play();
+                        this._audioPlayer?.play();
+                        this._playing = true;
+                        this.addCurrentlyPlaying();
+                        this._playRegionTimer = setTimeout(
+                              () => {
+                                    // need to keep track of if end of clip is reached so on next play, clip restarts
+                                    if (fullPlay) {
+                                          Doc.UserDoc().presentationMode = 'none';
+                                          this._finished = true;
+                                    }
+                                    // removes from currently playing if playback has reached end of range marker
+                                    else this.removeCurrentlyPlaying();
+                                    this.Pause();
+                              }, playRegionDuration * 1000);
+                  } else {
                         this.Pause();
-                    }, playRegionDuration * 1000);
-            } else {
-                this.Pause();
+                  }
             }
-        }
-    }
-
-
-    // ends trim, hides trim controls and displays new clip
-    @undoBatch
-    finishTrim = action(() => {
-        this.Pause();
-        this.setPlayheadTime(Math.max(Math.min(this.timeline?.trimEnd || 0, this.player!.currentTime), this.timeline?.trimStart || 0));
-        this.timeline?.StopTrimming();
-    });
-
-    // displays trim controls to start trimming clip
-    startTrim = (scope: TrimScope) => {
-        this.Pause();
-        this.timeline?.StartTrimming(scope);
-    }
-
-    // for trim button, double click displays full clip, single displays curr trim bounds
-    onClipPointerDown = (e: React.PointerEvent) => {
-        // if timeline isn't shown, show first then trim
-        this.heightPercent >= 100 && this.onTimelineHdlDown(e);
-        this.timeline && setupMoveUpEvents(this, e, returnFalse, returnFalse, action((e: PointerEvent, doubleTap?: boolean) => {
-            if (doubleTap) {
-                this.startTrim(TrimScope.All);
-            } else if (this.timeline) {
-                this.Pause();
-                this.timeline.IsTrimming !== TrimScope.None ? this.finishTrim() : this.startTrim(TrimScope.Clip);
+      }
+
+
+      // ends trim, hides trim controls and displays new clip
+      @undoBatch
+      finishTrim = action(() => {
+            this.Pause();
+            this.setPlayheadTime(Math.max(Math.min(this.timeline?.trimEnd || 0, this.player!.currentTime), this.timeline?.trimStart || 0));
+            this.timeline?.StopTrimming();
+      });
+
+      // displays trim controls to start trimming clip
+      startTrim = (scope: TrimScope) => {
+            this.Pause();
+            this.timeline?.StartTrimming(scope);
+      }
+
+      // for trim button, double click displays full clip, single displays curr trim bounds
+      onClipPointerDown = (e: React.PointerEvent) => {
+            // if timeline isn't shown, show first then trim
+            this.heightPercent >= 100 && this.onTimelineHdlDown(e);
+            this.timeline && setupMoveUpEvents(this, e, returnFalse, returnFalse, action((e: PointerEvent, doubleTap?: boolean) => {
+                  if (doubleTap) {
+                        this.startTrim(TrimScope.All);
+                  } else if (this.timeline) {
+                        this.Pause();
+                        this.timeline.IsTrimming !== TrimScope.None ? this.finishTrim() : this.startTrim(TrimScope.Clip);
+                  }
+            }));
+      }
+
+
+      // for volume slider sets volume
+      @action
+      setVolume = (volume: number) => {
+            if (this.player) {
+                  this._volume = volume;
+                  this.player.volume = volume;
+                  if (this._muted) {
+                        this.toggleMute();
+                  }
             }
-        }));
-    }
-
-
-    // for volume slider sets volume
-    @action
-    setVolume = (volume: number) => {
-        if (this.player) {
-            this._volume = volume;
-            this.player.volume = volume;
-            if (this._muted) {
-                this.toggleMute();
+      }
+
+      // toggles video mute
+      @action
+      toggleMute = () => {
+            if (this.player) {
+                  this._muted = !this._muted;
+                  this.player.muted = this._muted;
             }
-        }
-    }
+      }
 
-    // toggles video mute
-    @action
-    toggleMute = () => {
-        if (this.player) {
-            this._muted = !this._muted;
-            this.player.muted = this._muted;
-        }
-    }
-
-
-    // stretches vertically or horizontally depending on video orientation so video fits full screen
-    fullScreenSize() {
-        if (this._videoRef && this._videoRef.videoHeight / this._videoRef.videoWidth > 1) {
-            return { height: "100%" };
-        }
-        else {
-            return { width: "100%" };
-        }
-    }
-
-
-    // for zoom slider, sets timeline waveform zoom
-    zoom = (zoom: number) => {
-        this.timeline?.setZoom(zoom);
-    }
-
-
-    // plays link
-    playLink = (doc: Doc) => {
-        const startTime = Math.max(0, (this._stackedTimeline?.anchorStart(doc) || 0));
-        const endTime = this.timeline?.anchorEnd(doc);
-        if (startTime !== undefined) {
-            if (!this.layoutDoc.dontAutoPlayFollowedLinks) endTime ? this.playFrom(startTime, endTime) : this.playFrom(startTime);
-            else this.Seek(startTime);
-        }
-    }
-
-
-    // starts marquee selection
-    marqueeDown = (e: React.PointerEvent) => {
-        if (!e.altKey && e.button === 0 && this.layoutDoc._viewScale === 1 && this.props.isContentActive(true) && ![InkTool.Highlighter, InkTool.Pen].includes(CurrentUserUtils.SelectedTool)) {
-            setupMoveUpEvents(this, e, action(e => {
-                MarqueeAnnotator.clearAnnotations(this._savedAnnotations);
-                this._marqueeing = [e.clientX, e.clientY];
-                return true;
-            }), returnFalse, () => MarqueeAnnotator.clearAnnotations(this._savedAnnotations), false);
-        }
-    }
-
-    // ends marquee selection
-    @action
-    finishMarquee = () => {
-        this._marqueeing = undefined;
-        this.props.select(true);
-    }
-
-    timelineWhenChildContentsActiveChanged = action((isActive: boolean) => this.props.whenChildContentsActiveChanged(this._isAnyChildContentActive = isActive));
-
-    timelineScreenToLocal = () => this.props.ScreenToLocalTransform().scale(this.scaling()).translate(0, -this.heightPercent / 100 * this.props.PanelHeight());
-
-    setPlayheadTime = (time: number) => this.player!.currentTime = this.layoutDoc._currentTimecode = time;
-
-    timelineHeight = () => this.props.PanelHeight() * (100 - this.heightPercent) / 100;
-
-    playing = () => this._playing;
-
-    contentFunc = () => [this.youtubeVideoId ? this.youtubeContent : this.content];
-
-    scaling = () => this.props.scaling?.() || 1;
-
-    panelWidth = () => this.props.PanelWidth() * this.heightPercent / 100;
-    panelHeight = () => this.layoutDoc._fitWidth ? this.panelWidth() / (Doc.NativeAspect(this.rootDoc) || 1) : this.props.PanelHeight() * this.heightPercent / 100;
-
-    screenToLocalTransform = () => {
-        const offset = (this.props.PanelWidth() - this.panelWidth()) / 2 / this.scaling();
-        return this.props.ScreenToLocalTransform().translate(-offset, 0).scale(100 / this.heightPercent);
-    }
-
-    marqueeFitScaling = () => (this.props.scaling?.() || 1) * this.heightPercent / 100;
-    marqueeOffset = () => [this.panelWidth() / 2 * (1 - this.heightPercent / 100) / (this.heightPercent / 100), 0];
-
-    timelineDocFilter = () => [`_timelineLabel:true,${Utils.noRecursionHack}:x`];
-
-
-    // renders video controls
-    @computed get uIButtons() {
-        const curTime = NumCast(this.layoutDoc._currentTimecode) - (this.timeline?.clipStart || 0);
-        return <div className="videoBox-ui" style={this._fullScreen || this.heightPercent === 100 ? { fontSize: "40px", minWidth: "80%" } : {}}>
-            <div className="videobox-button"
-                title={this._playing ? "play" : "pause"}
-                onPointerDown={this.onPlayDown}>
-                <FontAwesomeIcon icon={this._playing ? "pause" : "play"} />
-            </div>
-
-            {this.timeline && <div className="timecode-controls">
-                <div className="timecode-current">
-                    {formatTime(curTime)}
-                </div>
-
-                {this._fullScreen || this.heightPercent === 100 ?
-                    <div className="timeline-slider">
-                        <input type="range" step="0.1" min={this.timeline.clipStart} max={this.timeline.clipEnd} value={curTime}
-                            className="toolbar-slider time-progress"
-                            onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
-                            onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setPlayheadTime(Number(e.target.value))}
-                        />
-                    </div>
-                    :
-                    <div>/</div>}
-
-                <div className="timecode-end">
-                    {formatTime(this.timeline.clipDuration)}
-                </div>
-            </div>}
-
-            <div className="videobox-button"
-                title={"full screen"}
-                onPointerDown={this.onFullDown}>
-                <FontAwesomeIcon icon="expand" />
-            </div>
-
-            {!this._fullScreen && <div className="videobox-button"
-                title={"show timeline"}
-                onPointerDown={this.onTimelineHdlDown}>
-                <FontAwesomeIcon icon="eye" />
-            </div>}
-
-            {!this._fullScreen && <div className="videobox-button"
-                title={this.timeline?.IsTrimming !== TrimScope.None ? "finish trimming" : "start trim"}
-                onPointerDown={this.onClipPointerDown}>
-                <FontAwesomeIcon icon={this.timeline?.IsTrimming !== TrimScope.None ? "check" : "cut"} />
-            </div>}
-
-            <div className="videobox-button show-slider"
-                title={this._muted ? "unmute" : "mute"}
-                onPointerDown={(e) => { e.stopPropagation(); this.toggleMute(); }}>
-                <FontAwesomeIcon icon={this._muted ? "volume-mute" : "volume-up"} />
-            </div>
-            <input type="range" step="0.1" min="0" max="1" value={this._muted ? 0 : this._volume}
-                className="toolbar-slider volume"
-                onPointerDown={(e: React.PointerEvent) => e.stopPropagation()}
-                onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setVolume(Number(e.target.value))}
-            />
-
-            {!this._fullScreen && this.heightPercent !== 100 &&
-                <>
-                    <div className="videobox-button" title="zoom">
-                        <FontAwesomeIcon icon="search-plus" />
-                    </div>
-                    <input type="range" step="0.1" min="1" max="5" value={this.timeline?._zoomFactor}
-                        className="toolbar-slider zoom"
-                        onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
-                        onChange={(e: React.ChangeEvent<HTMLInputElement>) => { this.zoom(Number(e.target.value)); }}
-                    />
-                </>}
-        </div>;
-    }
-
-    // renders CollectionStackedTimeline
-    @computed get renderTimeline() {
-        return <div className="videoBox-stackPanel" style={{ transition: this.transition, height: `${100 - this.heightPercent}%` }}>
-            <CollectionStackedTimeline ref={action((r: any) => this._stackedTimeline = r)} {...this.props}
-                fieldKey={this.annotationKey}
-                dictationKey={this.fieldKey + "-dictation"}
-                mediaPath={this.audiopath}
-                renderDepth={this.props.renderDepth + 1}
-                startTag={"_timecodeToShow" /* videoStart */}
-                endTag={"_timecodeToHide" /* videoEnd */}
-                bringToFront={emptyFunction}
-                CollectionView={undefined}
-                playFrom={this.playFrom}
-                setTime={this.setPlayheadTime}
-                playing={this.playing}
-                isAnyChildContentActive={this.isAnyChildContentActive}
-                whenChildContentsActiveChanged={this.timelineWhenChildContentsActiveChanged}
-                moveDocument={this.moveDocument}
-                addDocument={this.addDocument}
-                removeDocument={this.removeDocument}
-                ScreenToLocalTransform={this.timelineScreenToLocal}
-                Play={this.Play}
-                Pause={this.Pause}
-                playLink={this.playLink}
-                PanelHeight={this.timelineHeight}
-                rawDuration={this.rawDuration}
-            />
-        </div>;
-    }
-
-    // renders annotation layer
-    @computed get annotationLayer() {
-        return <div className="videoBox-annotationLayer" style={{ transition: this.transition, height: `${this.heightPercent}%` }} ref={this._annotationLayer} />;
-    }
-
-    render() {
-        const borderRad = this.props.styleProvider?.(this.layoutDoc, this.props, StyleProp.BorderRounding);
-        const borderRadius = borderRad?.includes("px") ? `${Number(borderRad.split("px")[0]) / this.scaling()}px` : borderRad;
-        return (<div className="videoBox" onContextMenu={this.specificContextMenu} ref={this._mainCont}
-            style={{
-                pointerEvents: this.props.layerProvider?.(this.layoutDoc) === false ? "none" : undefined,
-                borderRadius,
-                overflow: this.props.docViewPath?.().slice(-1)[0].fitWidth ? "auto" : undefined
-            }} onWheel={e => { e.stopPropagation(); e.preventDefault(); }}>
-            <div className="videoBox-viewer" onPointerDown={this.marqueeDown} >
-                <div style={{
-                    position: "absolute", transition: this.transition,
-                    width: this.panelWidth(),
-                    height: this.panelHeight(),
-                    top: 0,
-                    left: (this.props.PanelWidth() - this.panelWidth()) / 2
-                }}>
-                    <CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight", "setContentView"]).omit}
-                        renderDepth={this.props.renderDepth + 1}
+
+      // stretches vertically or horizontally depending on video orientation so video fits full screen
+      fullScreenSize() {
+            if (this._videoRef && this._videoRef.videoHeight / this._videoRef.videoWidth > 1) {
+                  return { height: "100%" };
+            }
+            else {
+                  return { width: "100%" };
+            }
+      }
+
+
+      // for zoom slider, sets timeline waveform zoom
+      zoom = (zoom: number) => {
+            this.timeline?.setZoom(zoom);
+      }
+
+
+      // plays link
+      playLink = (doc: Doc) => {
+            const startTime = Math.max(0, (this._stackedTimeline?.anchorStart(doc) || 0));
+            const endTime = this.timeline?.anchorEnd(doc);
+            if (startTime !== undefined) {
+                  if (!this.layoutDoc.dontAutoPlayFollowedLinks) endTime ? this.playFrom(startTime, endTime) : this.playFrom(startTime);
+                  else this.Seek(startTime);
+            }
+      }
+
+
+      // starts marquee selection
+      marqueeDown = (e: React.PointerEvent) => {
+            if (!e.altKey && e.button === 0 && this.layoutDoc._viewScale === 1 && this.props.isContentActive(true) && ![InkTool.Highlighter, InkTool.Pen].includes(CurrentUserUtils.SelectedTool)) {
+                  setupMoveUpEvents(this, e, action(e => {
+                        MarqueeAnnotator.clearAnnotations(this._savedAnnotations);
+                        this._marqueeing = [e.clientX, e.clientY];
+                        return true;
+                  }), returnFalse, () => MarqueeAnnotator.clearAnnotations(this._savedAnnotations), false);
+            }
+      }
+
+      // ends marquee selection
+      @action
+      finishMarquee = () => {
+            this._marqueeing = undefined;
+            this.props.select(true);
+      }
+
+      timelineWhenChildContentsActiveChanged = action((isActive: boolean) => this.props.whenChildContentsActiveChanged(this._isAnyChildContentActive = isActive));
+
+      timelineScreenToLocal = () => this.props.ScreenToLocalTransform().scale(this.scaling()).translate(0, -this.heightPercent / 100 * this.props.PanelHeight());
+
+      setPlayheadTime = (time: number) => this.player!.currentTime = this.layoutDoc._currentTimecode = time;
+
+      timelineHeight = () => this.props.PanelHeight() * (100 - this.heightPercent) / 100;
+
+      playing = () => this._playing;
+
+      contentFunc = () => [this.youtubeVideoId ? this.youtubeContent : this.content];
+
+      scaling = () => this.props.scaling?.() || 1;
+
+      panelWidth = () => this.props.PanelWidth() * this.heightPercent / 100;
+      panelHeight = () => this.layoutDoc._fitWidth ? this.panelWidth() / (Doc.NativeAspect(this.rootDoc) || 1) : this.props.PanelHeight() * this.heightPercent / 100;
+
+      screenToLocalTransform = () => {
+            const offset = (this.props.PanelWidth() - this.panelWidth()) / 2 / this.scaling();
+            return this.props.ScreenToLocalTransform().translate(-offset, 0).scale(100 / this.heightPercent);
+      }
+
+      marqueeFitScaling = () => (this.props.scaling?.() || 1) * this.heightPercent / 100;
+      marqueeOffset = () => [this.panelWidth() / 2 * (1 - this.heightPercent / 100) / (this.heightPercent / 100), 0];
+
+      timelineDocFilter = () => [`_timelineLabel:true,${Utils.noRecursionHack}:x`];
+
+
+      // renders video controls
+      @computed get uIButtons() {
+            const curTime = NumCast(this.layoutDoc._currentTimecode) - (this.timeline?.clipStart || 0);
+            return <div className="videoBox-ui" style={this._fullScreen || this.heightPercent === 100 ? { fontSize: "40px", minWidth: "80%" } : {}}>
+                  <div className="videobox-button"
+                        title={this._playing ? "play" : "pause"}
+                        onPointerDown={this.onPlayDown}>
+                        <FontAwesomeIcon icon={this._playing ? "pause" : "play"} />
+                  </div>
+
+                  {this.timeline && <div className="timecode-controls">
+                        <div className="timecode-current">
+                              {formatTime(curTime)}
+                        </div>
+
+                        {this._fullScreen || this.heightPercent === 100 ?
+                              <div className="timeline-slider">
+                                    <input type="range" step="0.1" min={this.timeline.clipStart} max={this.timeline.clipEnd} value={curTime}
+                                          className="toolbar-slider time-progress"
+                                          onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
+                                          onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setPlayheadTime(Number(e.target.value))}
+                                    />
+                              </div>
+                              :
+                              <div>/</div>}
+
+                        <div className="timecode-end">
+                              {formatTime(this.timeline.clipDuration)}
+                        </div>
+                  </div>}
+
+                  <div className="videobox-button"
+                        title={"full screen"}
+                        onPointerDown={this.onFullDown}>
+                        <FontAwesomeIcon icon="expand" />
+                  </div>
+
+                  {!this._fullScreen && <div className="videobox-button"
+                        title={"show timeline"}
+                        onPointerDown={this.onTimelineHdlDown}>
+                        <FontAwesomeIcon icon="eye" />
+                  </div>}
+
+                  {!this._fullScreen && <div className="videobox-button"
+                        title={this.timeline?.IsTrimming !== TrimScope.None ? "finish trimming" : "start trim"}
+                        onPointerDown={this.onClipPointerDown}>
+                        <FontAwesomeIcon icon={this.timeline?.IsTrimming !== TrimScope.None ? "check" : "cut"} />
+                  </div>}
+
+                  <div className="videobox-button show-slider"
+                        title={this._muted ? "unmute" : "mute"}
+                        onPointerDown={(e) => { e.stopPropagation(); this.toggleMute(); }}>
+                        <FontAwesomeIcon icon={this._muted ? "volume-mute" : "volume-up"} />
+                  </div>
+                  <input type="range" step="0.1" min="0" max="1" value={this._muted ? 0 : this._volume}
+                        className="toolbar-slider volume"
+                        onPointerDown={(e: React.PointerEvent) => e.stopPropagation()}
+                        onChange={(e: React.ChangeEvent<HTMLInputElement>) => this.setVolume(Number(e.target.value))}
+                  />
+
+                  {!this._fullScreen && this.heightPercent !== 100 &&
+                        <>
+                              <div className="videobox-button" title="zoom">
+                                    <FontAwesomeIcon icon="search-plus" />
+                              </div>
+                              <input type="range" step="0.1" min="1" max="5" value={this.timeline?._zoomFactor}
+                                    className="toolbar-slider zoom"
+                                    onPointerDown={(e: React.PointerEvent) => { e.stopPropagation(); }}
+                                    onChange={(e: React.ChangeEvent<HTMLInputElement>) => { this.zoom(Number(e.target.value)); }}
+                              />
+                        </>}
+            </div>;
+      }
+
+      // renders CollectionStackedTimeline
+      @computed get renderTimeline() {
+            return <div className="videoBox-stackPanel" style={{ transition: this.transition, height: `${100 - this.heightPercent}%` }}>
+                  <CollectionStackedTimeline ref={action((r: any) => this._stackedTimeline = r)} {...this.props}
                         fieldKey={this.annotationKey}
+                        dictationKey={this.fieldKey + "-dictation"}
+                        mediaPath={this.audiopath}
+                        renderDepth={this.props.renderDepth + 1}
+                        startTag={"_timecodeToShow" /* videoStart */}
+                        endTag={"_timecodeToHide" /* videoEnd */}
+                        bringToFront={emptyFunction}
                         CollectionView={undefined}
-                        isAnnotationOverlay={true}
-                        annotationLayerHostsContent={true}
-                        PanelWidth={this.panelWidth}
-                        PanelHeight={this.panelHeight}
-                        ScreenToLocalTransform={this.screenToLocalTransform}
-                        docFilters={this.timelineDocFilter}
-                        select={emptyFunction}
-                        scaling={returnOne}
-                        whenChildContentsActiveChanged={this.whenChildContentsActiveChanged}
-                        removeDocument={this.removeDocument}
+                        playFrom={this.playFrom}
+                        setTime={this.setPlayheadTime}
+                        playing={this.playing}
+                        isAnyChildContentActive={this.isAnyChildContentActive}
+                        whenChildContentsActiveChanged={this.timelineWhenChildContentsActiveChanged}
                         moveDocument={this.moveDocument}
-                        addDocument={this.addDocWithTimecode}>
-                        {this.contentFunc}
-                    </CollectionFreeFormView>
-                </div>
-                {this.annotationLayer}
-                {!this._marqueeing || !this._mainCont.current || !this._annotationLayer.current ? (null) :
-                    <MarqueeAnnotator
-                        rootDoc={this.rootDoc}
-                        scrollTop={0}
-                        down={this._marqueeing}
-                        scaling={this.marqueeFitScaling}
-                        docView={this.props.docViewPath().slice(-1)[0]}
-                        containerOffset={this.marqueeOffset}
-                        addDocument={this.addDocWithTimecode}
-                        finishMarquee={this.finishMarquee}
-                        savedAnnotations={this._savedAnnotations}
-                        annotationLayer={this._annotationLayer.current}
-                        mainCont={this._mainCont.current}
-                    />}
-                {this.renderTimeline}
-            </div>
-        </div >);
-    }
+                        addDocument={this.addDocument}
+                        removeDocument={this.removeDocument}
+                        ScreenToLocalTransform={this.timelineScreenToLocal}
+                        Play={this.Play}
+                        Pause={this.Pause}
+                        playLink={this.playLink}
+                        PanelHeight={this.timelineHeight}
+                        rawDuration={this.rawDuration}
+                  />
+            </div>;
+      }
+
+      // renders annotation layer
+      @computed get annotationLayer() {
+            return <div className="videoBox-annotationLayer" style={{ transition: this.transition, height: `${this.heightPercent}%` }} ref={this._annotationLayer} />;
+      }
+
+      render() {
+            const borderRad = this.props.styleProvider?.(this.layoutDoc, this.props, StyleProp.BorderRounding);
+            const borderRadius = borderRad?.includes("px") ? `${Number(borderRad.split("px")[0]) / this.scaling()}px` : borderRad;
+            return (<div className="videoBox" onContextMenu={this.specificContextMenu} ref={this._mainCont}
+                  style={{
+                        pointerEvents: this.props.layerProvider?.(this.layoutDoc) === false ? "none" : undefined,
+                        borderRadius,
+                        overflow: this.props.docViewPath?.().slice(-1)[0].fitWidth ? "auto" : undefined
+                  }} onWheel={e => { e.stopPropagation(); e.preventDefault(); }}>
+                  <div className="videoBox-viewer" onPointerDown={this.marqueeDown} >
+                        <div style={{
+                              position: "absolute", transition: this.transition,
+                              width: this.panelWidth(),
+                              height: this.panelHeight(),
+                              top: 0,
+                              left: (this.props.PanelWidth() - this.panelWidth()) / 2
+                        }}>
+                              <CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight", "setContentView"]).omit}
+                                    renderDepth={this.props.renderDepth + 1}
+                                    fieldKey={this.annotationKey}
+                                    CollectionView={undefined}
+                                    isAnnotationOverlay={true}
+                                    annotationLayerHostsContent={true}
+                                    PanelWidth={this.panelWidth}
+                                    PanelHeight={this.panelHeight}
+                                    ScreenToLocalTransform={this.screenToLocalTransform}
+                                    docFilters={this.timelineDocFilter}
+                                    select={emptyFunction}
+                                    scaling={returnOne}
+                                    whenChildContentsActiveChanged={this.whenChildContentsActiveChanged}
+                                    removeDocument={this.removeDocument}
+                                    moveDocument={this.moveDocument}
+                                    addDocument={this.addDocWithTimecode}>
+                                    {this.contentFunc}
+                              </CollectionFreeFormView>
+                        </div>
+                        {this.annotationLayer}
+                        {!this._marqueeing || !this._mainCont.current || !this._annotationLayer.current ? (null) :
+                              <MarqueeAnnotator
+                                    rootDoc={this.rootDoc}
+                                    scrollTop={0}
+                                    down={this._marqueeing}
+                                    scaling={this.marqueeFitScaling}
+                                    docView={this.props.docViewPath().slice(-1)[0]}
+                                    containerOffset={this.marqueeOffset}
+                                    addDocument={this.addDocWithTimecode}
+                                    finishMarquee={this.finishMarquee}
+                                    savedAnnotations={this._savedAnnotations}
+                                    annotationLayer={this._annotationLayer.current}
+                                    mainCont={this._mainCont.current}
+                              />}
+                        {this.renderTimeline}
+                  </div>
+            </div >);
+      }
 }
 
 VideoBox._nativeControls = false;
\ No newline at end of file
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