PSPDFGalleryViewDelegate

@protocol PSPDFGalleryViewDelegate<UIScrollViewDelegate>

@optional

/// Called when `currentItemIndex` changes.
- (void)galleryView:(PSPDFGalleryView *)galleryView willScrollToItemAtIndex:(NSUInteger)index;
- (void)galleryView:(PSPDFGalleryView *)galleryView didScrollToItemAtIndex:(NSUInteger)index;

/// Called before reusing a content view.
- (void)galleryView:(PSPDFGalleryView *)galleryView willReuseContentView:(PSPDFGalleryContentView *)contentView;

@end

Undocumented