NTCartoPackageManager


@interface NTCartoPackageManager : NTPackageManager

Offline map package manager that uses Carto online service for map package downloads. After packages are downloaded, they can be used offline without any connection to the server.

  • Constructs a CartoPackageManager object, given application context and data folder. The data folder must exist before creating a new package manager and it is assumed to be persistent. Note: the package manager must be explicitly started using start() method!

    Warning

    Throws NSException If package manager fails to open or create package database.

    Declaration

    Objective-C

    - (id)initWithSource:(NSString *)source dataFolder:(NSString *)dataFolder;

    Parameters

    source

    Name of the package source. The official source is “carto.streets”.
    dataFolder

    The folder where downloaded packages are kept. It must exist and must be writable.

  • Returns the specified style asset package.

    Declaration

    Objective-C

    - (NTAssetPackage *)getStyleAssetPackage:(enum NTCartoBaseMapStyle)style;

    Parameters

    style

    The style of the asset package to return.

  • Starts updating the specified map style asynchronously. When this task finishes, listener is called.

    Declaration

    Objective-C

    - (BOOL)startStyleDownload:(enum NTCartoBaseMapStyle)style;

    Return Value

    True if the style will be downloaded and listener will be notified (if set). False if it can not be downloaded.

  • Undocumented

    Declaration

    Objective-C

    -(void)dealloc;