static typename result_of::end_value< adapted_type >::type end_value( Id& id ) { return bindings::begin_value( id.data() ) + offset( id, id.start() + id.size() ); }
static typename result_of::begin_value< adapted_type >::type begin_value( Id& id ) { return bindings::begin_value( id.data() ) + id.start() * stride1( id ); }