module db
{

    // Data, laoded from file system
    interface IDBResourceModel {
    };

    enum eViewType {
        eViewType_Bitmap,
        eViewType_Heightmap
    };

    // Representation of data
    interface IDBResourceView {
        eViewType GetType();
    };

    // Device dependent object
    interface IDBResource {
    };

    interface IDBResourceFactory {
        void    ConstructResource( in IDBResourceView view, out IDBResource resource );
    };

};