// -*- C -*-

bracket_th = 2.70;
left_inboard_to_wall = 9.78;
right_inboard_to_wall = 13.21;

plug_dia = 10;
screw_dia = 5;
bucket_wall = 2.5;
bucket_floor = 2.5;
whole_dia = plug_dia + bucket_wall *2;
spacing = 15;

module MainCircle() {
  intersection(){
    circle(r = whole_dia/2);
    rectfromto([-100, -100],
	       [+100, spacing/2]);
  }
}

module Spacer(inboard_to_wall) {
  linextr(0, bucket_wall)
    MainCircle();
  linextr(0, inboard_to_wall - bracket_th){
    difference(){
      MainCircle();
      circle(r = plug_dia/2);
    }
  }
}

module Spacers() {
  Spacer(left_inboard_to_wall);
  translate([0, 40])
    Spacer(right_inboard_to_wall);
}

Spacers();