allow biplot2d to also show no element and no construct label

markheckmann / OpenRepGrid

An R package for the analysis of repertory grids

http://markheckmann.github.io/OpenRepGrid/

GNU General Public License v2.0

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Open markheckmann opened 11 years ago

markheckmann commented 11 years ago

currently an error occurs when no labels are selected, e.g.: biplot2d(x, c.labels.show=F)