This editor is very alpha. Save versions of your work frequently using the 1 key.

Click once to give keyboard focus.
A = Default Mode
B = Draw Boxes
C = Draw Circles
J = Draw Joints
P = Draw Poly Mode (clockwise, top to bottom)

D = Drag Objects
R = Rotate Objects
SHIFT = Constrain Size
G = Toggle Grid Snapping
X = Delete Current Object

1 = Save
2 = Load
3 = Preview
4 = Debug Preview