Helper struct to coordinate anchor points for the layout.
Creates a `0` Anchor. Create an Anchor at position `(x, y)` with specified Alignment.
Create an Anchor at position `(x, y)` of size `(w, h)` with specified alignments.
Allows for printing out Anchor position, size, and alignment.
< The `(x, y)` Alignment.
< The `(x, y)` position.
< The `(x, y)` size.
See Implementation
Helper struct to coordinate anchor points for the layout.