inset function

CatalogShape inset(
  1. double x,
  2. double y,
  3. double w,
  4. double h,
  5. double d,
)

rect of a w x h outline at (x, y), inset by d on every side.

Implementation

CatalogShape inset(double x, double y, double w, double h, double d) =>
    rect(x + d, y + d, w - 2 * d, h - 2 * d);