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增加自动无限轮播的连贯性 #555

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增加自动无限轮播的连贯性 #555

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56488e9
增加最末尾到中间位置的滚动动画
shlyren Feb 27, 2019
eac1fef
增加最末尾到中间位置的滚动动画已达到动画连贯
shlyren Feb 27, 2019
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5 changes: 4 additions & 1 deletion SDCycleScrollView/Lib/SDCycleScrollView/SDCycleScrollView.m
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Original file line number Diff line number Diff line change
Expand Up @@ -442,7 +442,10 @@ - (void)scrollToIndex:(int)targetIndex
if (targetIndex >= _totalItemsCount) {
if (self.infiniteLoop) {
targetIndex = _totalItemsCount * 0.5;
[_mainView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:targetIndex inSection:0] atScrollPosition:UICollectionViewScrollPositionNone animated:NO];
// 先滚动到目标图片前一个图片的位置
[_mainView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:targetIndex-1 inSection:0] atScrollPosition:UICollectionViewScrollPositionNone animated:NO];
// 以动画形式滚动到当前图片
[_mainView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:targetIndex inSection:0] atScrollPosition:UICollectionViewScrollPositionNone animated:YES];
}
return;
}
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