diff src/app/analysis-item/analysis-item.component.ts @ 410:523858455430

Spinner whilst items are pending.

--- a/src/app/analysis-item/analysis-item.component.ts	Sun Jun 04 20:20:30 2017 +0100
+++ b/src/app/analysis-item/analysis-item.component.ts	Sun Jun 04 21:00:11 2017 +0100
@@ -53,7 +53,7 @@
 }
 
 export function isRootAudioItem(item: Item): item is RootAudioItem {
-  return isPendingRootAudioItem(item) &&
+  return item && isPendingRootAudioItem(item) &&
     (item as RootAudioItem).audioData instanceof AudioBuffer;
 }
 
@@ -135,6 +135,12 @@
     return this.item && isRootAudioItem(this.item);
   }
 
+  isPending(): boolean {
+    return this.item &&
+      !isRootAudioItem(this.item) && !isAnalysisItem(this.item) &&
+      (isPendingAnalysisItem(this.item) || isPendingRootAudioItem(this.item));
+  }
+
   getFeatureShape(): HigherLevelFeatureShape | null {
     return !isPendingRootAudioItem(this.item) &&
     isAnalysisItem(this.item) ? this.item.shape : null;