sandy theme to the bathymetry data
object.ptolemy theme to the topos data
object.colorpoints function and ramplegend
functions for the efficient visualization of ramps.paleomap data object.etopo and demcmap
data.frames to topos.ramplegend function does not have
x="left", x="right", "x=bottom"
and top "x=left" settings, horizontal=TRUE is
not yet implemented, and neither are margial legends.First version.