Contents

init(url:)

Creates a direct-access data provider that uses a URL to supply data.

Declaration

init?(url: CFURL)

Parameters

  • url:

    A CFURL object for the URL that you want to read the data from.

Return Value

A new data provider or NULL if the data from the URL could not be accessed. In Objective-C, you’re responsible for releasing this object using CGDataProviderRelease.

Discussion

You use this function to create a direct-access data provider that supplies data from a URL. When you supply Core Graphics with a direct-access data provider, Core Graphics obtains data from your program in a single entire block.

See Also

Creating Direct-Access Data Providers