Add prefferedDelegate to CollectionViewWaterfallLayout

ecerney / CollectionViewWaterfallLayout

Pinterest inspired layout for UICollectionViews

MIT License

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Closed kumapo closed 7 years ago

kumapo commented 8 years ago

This changes are convenient for the case of using an custom object adapted UICollectionViewDelegate instead of collectionView's delegate.

This PR includes 2 changes:

Add initializer to inject prefferedDelegate as it's argument
Change delegate property to returns prefferedDelegate that the layout initialized with