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Add scroll to page helper to ASPagerNode

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This commit is contained in:
Levi McCallum
2015-12-21 09:07:48 -06:00
parent ad4db73b95
commit 10030dfe70
2 changed files with 10 additions and 0 deletions
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2
AsyncDisplayKit/ASPagerNode.h
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@@ -14,6 +14,8 @@
@property (weak, nonatomic) id<ASPagerNodeDataSource> dataSource; @property (weak, nonatomic) id<ASPagerNodeDataSource> dataSource;
- (void)scrollToPageAtIndex:(NSInteger)index animated:(BOOL)animated;
@end @end
@protocol ASPagerNodeDataSource <NSObject> @protocol ASPagerNodeDataSource <NSObject>

8
AsyncDisplayKit/ASPagerNode.m
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@@ -49,6 +49,14 @@
[self setTuningParameters:renderParams forRangeType:ASLayoutRangeTypeRender]; [self setTuningParameters:renderParams forRangeType:ASLayoutRangeTypeRender];
} }
#pragma mark - Helpers
- (void)scrollToPageAtIndex:(NSInteger)index animated:(BOOL)animated
{
NSIndexPath *indexPath = [NSIndexPath indexPathForItem:index inSection:0];
[self.view scrollToItemAtIndexPath:indexPath atScrollPosition:UICollectionViewScrollPositionLeft animated:animated];
}
#pragma mark - ASCollectionViewDataSource #pragma mark - ASCollectionViewDataSource
- (ASCellNode *)collectionView:(ASCollectionView *)collectionView nodeForItemAtIndexPath:(NSIndexPath *)indexPath - (ASCellNode *)collectionView:(ASCollectionView *)collectionView nodeForItemAtIndexPath:(NSIndexPath *)indexPath