2.9.2 Object Rotate
Click Edit Bar will pop up the dialog of rotate angel setting.
Set rotate angle and click the buttonOK.
If you want to drag rotation, set rotate angle 0,and determine.
Dragging the mouse to adjust the rotate angle, in the dragging process, there will be followed by
rotating wire-frame outline.
Or directly enter the rotation angle in the Object Properties toolbar.
Or use the spin rotation transformation tools to transform. In the rotations transformation tool can
be set to the center of rotation and locking center of rotation.
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