Simple ellipse function
See also
Other venndir internal:
assemble_venndir_label()
,
assign_degree_groups()
,
check_systemfonts_family()
,
expand_range()
,
get_venn_polygon_shapes()
,
make_degrees_clockwise()
,
make_venn_combn_df()
,
match_list()
,
print_color_df()
,
render_venndir_footnotes()
,
shrink_df()
,
subset_systemfonts()
,
venndir_label_style()
,
venndir_to_df()