get canvasIIIF

src/components/AnnotationsOverlayVideo.js

@@ -93,6 +93,12 @@ export class AnnotationsOverlayVideo extends Component {
 
     this.state = {
       showProgress: false,
+      canvasSize : {
+        canvasHeight:0,
+        canvasWidth:0,
+        containerHeight:0,
+        containerWidth:0,
+      }
     };
   }
 
@@ -494,9 +500,17 @@ export class AnnotationsOverlayVideo extends Component {
   /** */
   canvasUpdateCallback() {
     return () => {
+      const { windowId } = this.props
       this.canvasOverlay.clear();
       this.canvasOverlay.resize();
       this.canvasOverlay.canvasUpdate(this.renderAnnotations.bind(this));
+      this.setState({canvasSize: {
+          canvasHeight:this.canvasOverlay.canvasHeight,
+          canvasWidth:this.canvasOverlay.canvasWidth,
+          containerHeight:this.canvasOverlay.containerHeight,
+          containerWidth:this.canvasOverlay.containerWidth,
+      }})
+      VideosReferences.setCanvasSizeInformation(windowId,this);
     };
   }