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#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
@class MGLTileSource;
/**
An object conforming to the `MGLOfflineRegion` protocol determines which
resources are required by an `MGLOfflinePack` object. At present, only
instances of `MGLTilePyramidOfflineRegion` may be used as `MGLOfflinePack`
regions, but additional conforming implementations may be added in the future.
*/
@protocol MGLOfflineRegion <NSObject>
/**
The number of tiles needed to load one of the style’s sources within the region.
*/
-(uint64_t)countTilesForTileSource:(MGLTileSource *)tileSource;
@end
NS_ASSUME_NONNULL_END
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