ElectronicHorizonDataLoader

public class ElectronicHorizonDataLoader

extension ElectronicHorizonDataLoader: NativeBase

extension ElectronicHorizonDataLoader: Hashable

Class that is responsible to load data for the ElectronicHorizon provided segments.

Note: This is a beta release of this feature, so there could be a few bugs and unexpected behaviors. Related APIs may change for new releases without a deprecation process.


                    
                    
                    init(sdkEngine:options:segmentDataCacheSize:)

The constructor accepts mapdata options to configure the data loader. See SegmentDataLoaderOptions for details. The cache size can be specified to limit the number of segments that can be cached.

Throws

InstantiationError Indicates what went wrong when the instantiation was attempted.

Declaration

Swift

public init(sdkEngine: SDKNativeEngine, options: SegmentDataLoaderOptions, segmentDataCacheSize: Int32) throws

Parameters

`sdkEngine`	A SDKEngine instance.
`options`	Request options.
`segmentDataCacheSize`	Number of segments that can be cached.


                    
                    
                    loadData(electronicHorizonUpdate:)

Request data for all added segments and remove cached data for segments which are not part of the horizon anymore.

Declaration

Swift

public func loadData(electronicHorizonUpdate: ElectronicHorizonUpdate)

Parameters


                                electronicHorizonUpdate

List of segments to add and to remove from cache.


                    
                    
                    getSegment(segmentId:)

This method will return loaded data for the given segment ID. Returned object contains either the loaded data or an error code.

Declaration

Swift

public func getSegment(segmentId: OCMSegmentId) -> ElectronicHorizonDataLoaderResult

Parameters


                                segmentId

The segment id to load from cache.

Return Value

Returned object contains either the loaded data or an error code.


                    
                    
                    addElectronicHorizonDataLoaderStatusListener(electronicHorizonListener:)

Adds the ElectronicHorizonDataLoaderStatusDelegate to the subscribtion list.

Declaration

Swift

public func addElectronicHorizonDataLoaderStatusListener(electronicHorizonListener: ElectronicHorizonDataLoaderStatusDelegate)

Parameters


                                electronicHorizonListener

Listener to be added to the electronic horizon data loader status updates.


                    
                    
                    removeElectronicHorizonDataLoaderStatusListener(electronicHorizonListener:)

Removes the ElectronicHorizonDataLoaderStatusDelegate from the subscribtion list.

Declaration

Swift

public func removeElectronicHorizonDataLoaderStatusListener(electronicHorizonListener: ElectronicHorizonDataLoaderStatusDelegate)

Parameters


                                electronicHorizonListener

Listener to be removed from the electronic horizon data loader status updates.