Left Click Tools

1	Draw	Click and drag to start drawing. ShiftClick to draw a line. Hold Shift to snap along the CPlane axis.
2	Eraser	Click and drag to start erasing. Or in brush mode, hold CTRL down while clicking and dragging.
3	Colour	Click to choose a colour. Alt+Click to sample a colour in the viewport.
4	Projection	Choose to project on the view, CPlane or geometry.
5	Display	Toggles crayon display.
6	Capture	Saves the current view to a jpg, stored in the active file's folder.
7	Bake	Adds all strokes to the document as curves, hatches, or background image.
8	Clear	Clears the drawing.

Right Click Tools

9	Draw Order	Toggles stroke draw order. Draw normally or in front of all geometry.
10	Load Capture	Choose a previously captured jpg to restore its view.
11	Instant Bake	If instant bake is enabled, strokes are immediately added to the document.