Nothing
Code
GeomPTDIcon$draw_panel(data = data.frame(type = c("variation", "assurance"),
colour = c("red", "green"), text = c("a", "b")), panel_params = list(), coord = list(
transform = function(x, ...) x), icons_size = 8L, icons_position = "top right")
Output
(circle[GRID.circle.1], circle[GRID.circle.2], text[GRID.text.3])
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