🐛 two frame indicator collapse

DavidZhang73 · Mar 6, 2022 · 4ef386b · 4ef386b
1 parent 91d030f
commit 4ef386b
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/src/pages/annotation/KeyframePanel.vue b/src/pages/annotation/KeyframePanel.vue
@@ -204,16 +204,14 @@ const handleNextKeyframe = () => { // base on left most one
   const rightCurrentKeyFrameIndex = annotationStore.keyframeList.indexOf(rightCurrentKeyFrame)
   const lastIndex = annotationStore.keyframeList.length - 1
   if (leftCurrentKeyFrameIndex >= lastIndex || rightCurrentKeyFrameIndex >= lastIndex) {
-    annotationStore.leftCurrentFrame = annotationStore.keyframeList[lastIndex - 1] ||
-        annotationStore.keyframeList[lastIndex]
+    annotationStore.leftCurrentFrame = lastIndex - 1 >= 0 ? annotationStore.keyframeList[lastIndex - 1] : annotationStore.keyframeList[lastIndex]
     annotationStore.rightCurrentFrame = annotationStore.keyframeList[lastIndex]
   } else if (leftCurrentKeyFrameIndex === rightCurrentKeyFrameIndex) {
     annotationStore.leftCurrentFrame = leftCurrentKeyFrame
     annotationStore.rightCurrentFrame = annotationStore.keyframeList[leftCurrentKeyFrameIndex + 1]
   } else if (leftCurrentKeyFrameIndex < rightCurrentKeyFrameIndex) {
     if (leftCurrentKeyFrameIndex + 2 > lastIndex) {
-      annotationStore.leftCurrentFrame = annotationStore.keyframeList[lastIndex - 1] ||
-          annotationStore.keyframeList[lastIndex]
+      annotationStore.leftCurrentFrame = lastIndex - 1 >= 0 ? annotationStore.keyframeList[lastIndex - 1] : annotationStore.keyframeList[lastIndex]
       annotationStore.rightCurrentFrame = annotationStore.keyframeList[lastIndex]
     } else {
       annotationStore.leftCurrentFrame = annotationStore.keyframeList[leftCurrentKeyFrameIndex + 1]