Add hacky way to follow the movements to play a presentation.

1 files changed, 27 insertions, 18 deletions

diff --git a/src/client/apis/recording/recordingApi.ts b/src/client/apis/recording/recordingApi.ts
index 50d6f8038..3e9f030ab 100644
--- a/src/client/apis/recording/recordingApi.ts
+++ b/src/client/apis/recording/recordingApi.ts
@@ -43,6 +43,9 @@ export class RecordingApi {
 
         // used for tracking movements in the view frame
         this.disposeFunc = null;
+
+        // for now, set playFFView
+        this.playFFView = null;
     }
 
     // little helper :)
@@ -127,7 +130,7 @@ export class RecordingApi {
     private trackMovements = (panX: number, panY: number): Error | undefined => {
         // ensure we are recording
         if (!this.isRecording) {
-             console.error('[recordingApi.ts] pause() failed: recording is paused()')
+            console.error('[recordingApi.ts] pause() failed: recording is paused()')
             return new Error('[recordingApi.ts] pause()')
         }
 
@@ -142,22 +145,6 @@ export class RecordingApi {
         this.currentPresentation.movements.push(movement)
     }
 
-    // TOOD: need to pause all intervals if possible lol
-    // TODO: extract this into different class with pause and resume recording
-    public followMovements = (presentation: Presentation, docView: CollectionFreeFormView): void => {
-        const document = docView.Document
-
-        const { movements } = presentation
-        movements.forEach(movement => {
-            const { panX, panY, time } = movement
-            // set the pan to what was stored
-            setTimeout(() => {
-                document._panX = panX;
-                document._panY = panY;
-            }, time)
-        })
-    }
-
     // instance variable for the FFView
     private disposeFunc: IReactionDisposer | null;
     
@@ -172,6 +159,9 @@ export class RecordingApi {
             () => ({ x: NumCast(view.Document.panX, -1), y: NumCast(view.Document.panY, -1) }),
             (res) => (res.x !== -1 && res.y !== -1) && this.trackMovements(res.x, res.y)
         )
+
+        // for now, set the most recent recordingFFView to the playFFView
+        this.playFFView = view;
     }
 
     // call on dispose function to stop tracking movements
@@ -180,7 +170,27 @@ export class RecordingApi {
         this.disposeFunc = null;
     }
 
+    // TODO: extract this into different class with pause and resume recording
+    private playFFView: CollectionFreeFormView | null;
+
+    public followMovements = (presentation: Presentation, docView: CollectionFreeFormView): undefined | Error => {
+        if (presentation.startDate === null || this.playFFView === null) {
+            return new Error('[recordingApi.ts] followMovements() failed: no presentation data or no view')
+        }
 
+        const document = this.playFFView.Document
+        const { movements } = presentation
+        movements.forEach(movement => {
+            const { panX, panY, time } = movement
+            // set the pan to what was stored
+            setTimeout(() => {
+                document._panX = panX;
+                document._panY = panY;
+            }, time)
+        })
+    }
+
+    // Unfinished code for tracing multiple free form views
     // export let pres: Map<CollectionFreeFormView, IReactionDisposer> = new Map()
 
     // export function AddRecordingFFView(ffView: CollectionFreeFormView): void {
@@ -195,5 +205,4 @@ export class RecordingApi {
     //     disposer?.();
     //     pres.delete(ffView)
     // }
-
 }
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