canvas::edit::points(3tk) on Linux
The text 4b06f9dbbd16, as Debian 12 (Bookworm) shipped it.
Editing a cloud of points on a canvas
Flags it lists
-
-active-cmd -
-add-remove-point -
-color -
-create-cmd -
-data-cmd -
-drag-point -
-hilit-color -
-kind -
-radius -
-tag