遗漏

@@ -98,7 +98,7 @@
     BOOL isGrowing = progress > 0.f;
     UIImageView * maskImageView = [[UIImageView alloc]init];
     if (iOS8_OR_LATER) {
-        [maskImageView setFrame:CGRectMake(0, 0, CGRectGetWidth(self.progressBarView.frame), CGRectGetHeight(self.progressBarView.frame))];
+        [maskImageView setImage:[UIImage imageNamed:@"Mask"]];
         self.progressBarView.maskView = maskImageView;
     }else{
     [maskImageView setFrame:CGRectMake(0, 0, CGRectGetWidth(self.progressBarView.frame), CGRectGetHeight(self.progressBarView.frame))];