Places an arbitrary grob somewhere onto the drawing canvas. By default, coordinates run from 0 to 1, and the point (0, 0) is in the lower left corner of the canvas.
draw_grob(grob, x = 0, y = 0, width = 1, height = 1)
The grob to place.
The x location of the lower left corner of the grob.
The y location of the lower left corner of the grob.
Width of the grob.
Height of the grob.