pushHexport.RdPush a Hexagon Viewport ("hexVP", see hexVP-class) on to
the tree of (grid) viewports, calling
pushViewport.
pushHexport(hvp, clip = "off")a hexagon viewport, i.e., an object of class
"hexVP", see hexVP-class, typically produced by
hexViewport(..).
which viewport to push, either 'on' or 'off' are the allowed arguments, see details.
the underlying pushViewport from the
grid package.
A hexagon viewport ("hexVP") object has slots for two replicate
viewports one with clipping turned on and one with clipping off. This
allows toggling the clipping option.