docs: public void setEdgeTreatments(
              EdgeTreatment leftEdge,
              EdgeTreatment topEdge,
              EdgeTreatment rightEdge,
              EdgeTreatment bottomEdge) {
          this.leftEdge = leftEdge;
          this.topEdge = topEdge;
          this.rightEdge = rightEdge;
          this.bottomEdge = bottomEdge;
      }