2.1.1816 Part 4 Section 220.127.116.11, lock (Shape Protections)
For additional notes that apply to this portion of the standard, please see the notes for pict, §18.104.22.168(a); pict, §14.5.1(a); hdrShapeDefaults, §22.214.171.124(a); shapeDefaults, §126.96.36.199(a); background, §17.2.1(a).
a. The standard indicates that the aspectratio attribute specifies whether the aspect ratio of a shape is locked from being edited in an application's UI.
Office does not enforce the aspectratio attribute lock in all UI.
b. The standard implies that the cropping attribute specifies whether a shape may be cropped in the application's UI.
Office only allows cropping for pictures.
c. The standard does not restrict the number of instances of this element.
Office allows at most only one instance of the lock element in each place where it can be used.