feat(thumbnail highlight): Thumbnails of hydrated series are now highlighted (#3594)

extensions/cornerstone/src/services/SegmentationService/SegmentationService.ts

@@ -1123,6 +1123,8 @@ class SegmentationService extends PubSubService {
       );
     }
 
+    this._setDisplaySetIsHydrated(segmentationId, true);
+
     segmentation.hydrated = true;
 
     if (!suppressEvents) {
@@ -1132,6 +1134,18 @@ class SegmentationService extends PubSubService {
     }
   };
 
+  private _setDisplaySetIsHydrated(
+    displaySetUID: string,
+    isHydrated: boolean
+  ): void {
+    const {
+      DisplaySetService: displaySetService,
+    } = this.servicesManager.services;
+    const displaySet = displaySetService.getDisplaySetByUID(displaySetUID);
+    displaySet.isHydrated = isHydrated;
+    displaySetService.setDisplaySetMetadataInvalidated(displaySetUID, false);
+  }
+
   private _highlightLabelmap(
     segmentIndex: number,
     alpha: number,
@@ -1303,6 +1317,8 @@ class SegmentationService extends PubSubService {
       }
     }
 
+    this._setDisplaySetIsHydrated(segmentationId, false);
+
     this._broadcastEvent(this.EVENTS.SEGMENTATION_REMOVED, {
       segmentationId,
     });