\name{labeling-internal} \title{Internal labeling objects} \alias{.coverage} \alias{.coverage.max} \alias{.density} \alias{.density.max} \alias{.floored.mod} \alias{.heckbert.nicenum} \alias{.legibility} \alias{.simplicity} \alias{.simplicity.max} \alias{.wilkinson.nice.scale} \description{Internal labeling objects.} \details{These are not to be called by the user.} \keyword{internal}