rotate_around_origin property Leave feedback

The property indicates whether repeated watermarks are rotated around the center of the document.

When True, repeated watermarks are rotated around the bottom‑left point of the document; when False (default), rotation is relative to the left edge of the document.

@property
def rotate_around_origin(self):
    ...
@rotate_around_origin.setter
def rotate_around_origin(self, value):
    ...

• class TileOptions