BoxEdge.clockwiseFromTop constructor
Creates a box edge with the specified top, right, bottom, and
left width. This matches the typical CSS order:
developer.mozilla.org/en/CSS/margin
developer.mozilla.org/en/CSS/border-width
developer.mozilla.org/en/CSS/padding.
Implementation
const BoxEdge.clockwiseFromTop(this.top, this.right, this.bottom, this.left);