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IDWriteFontFileLoader
[Guid("727cad4e-d6af-4c9e-8a08-d695b11caa49")]
[Shadow(typeof(FontFileLoaderShadow))]
public interface IFontFileLoader : ICallbackable, IDisposable
Creates a font file stream object that encapsulates an open file resource.
IFontFileStream CreateStreamFromKey(DataPointer fontFileReferenceKey)
fontFileReferenceKey
DataPointerA reference to a font file reference key that uniquely identifies the font file resource within the scope of the font loader being used. The buffer allocated for this key must at least be the size, in bytes, specified by fontFileReferenceKeySize.
a reference to the newly created IFontFileStream object.
The resource is closed when the last reference to fontFileStream is released.