2.1.1255 Part 4 Section 184.108.40.206.34, spLocks (Shape Locks)
For additional notes that apply to this portion of the standard, please see the notes for picLocks, §220.127.116.11.31(a) .
a. The standard uses a shared attribute group for the locking attributes of shapes, pictures and other graphic objects.
Office ignores attributes noChangeArrowheads and noRot when applied to a shape. PowerPoint additionally ignores the attribute noAdjustHandles when applied to a shape and noChangeShapeType when the converting the shape to a freeform.