Fixed the immediate value's calculation.

devedbox · Apr 5, 2017 · d5cb8e4 · d5cb8e4
1 parent c8ac841
commit d5cb8e4
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/AXAnimationChain/Classes/CoreAnimation/CAAnimation+ImmediateValue.m b/AXAnimationChain/Classes/CoreAnimation/CAAnimation+ImmediateValue.m
@@ -84,11 +84,13 @@ - (id)immediateValueAtTime:(CFTimeInterval)time {
 #endif
 @implementation CAKeyframeAnimation (ImmediateValue)
 - (id)immediateValueAtTime:(CFTimeInterval)time {
+    if (time >= self.duration) return self.values.lastObject;
+
     NSUInteger allFramesCount = self.values.count;
     CGFloat pt = time/self.duration;
 
     NSUInteger index = ceil(pt * allFramesCount);
-    if (index > self.values.count-1) return nil;
+    if (index > self.values.count-1) return self.values.lastObject;
 
     id value = self.values[index];
     return value;