Shape operation
Allows you to configure the starting point, rotation after fixed and the like when creating a selection using a figure, or drawing a figure.
(1) Start from center
Draws from the center as the starting point.
(2) Adjust angle after fixed
When turned on, allows you to change the angle of the figure by moving the mouse after finishing drawing by dragging. Clicking fixes the angle of the figure and completes the drawing.
(3) Step of angle
Turning on this item when [Rotate after fixed] is selected allows you to configure the angle step by which the figure will rotate each time.