SCCameraKitLensPrefetcherObserver

Objective-C

@protocol SCCameraKitLensPrefetcherObserver <NSObject>

Swift

protocol LensPrefetcherObserver : NSObjectProtocol

Describes an interface used to observe changes in lens fetch status


                    
                    
                    -prefetcher:didUpdateLens:status:

Notification when fetcher updates lens fetch status

Declaration

Objective-C

- (void)prefetcher:(nonnull id<SCCameraKitLensPrefetcher>)prefetcher
     didUpdateLens:(nonnull id<SCCameraKitLens>)lens
            status:(SCCameraKitLensFetchStatus)status;

Swift

func prefetcher(_ prefetcher: any LensPrefetcher, didUpdate lens: any SCCameraKitLens, status: LensFetchStatus)

Parameters

`prefetcher`	LensPrefetcher instance that updated lens fetch status
`lens`	lens whose fetch status was updated
`status`	new fetch status for lens