Stopped dado shelf¶

from woodwright.examples import joints

design = joints.stopped_dado_shelf(side_height=500)

side   400 x 200 x 20 mm  oak
       - stopped dado 20 mm, 6.5 deep, in bottom_face, 15 mm short of front_edge
shelf  306.5 x 200 x 20 mm  oak
       - notch 15 x 6.5 mm in left_end at front_edge

def stopped_dado_shelf(
    side_height: float = 400,
    shelf_length: float = 300,
    depth: float = 200,
    shelf_height: float = 150,
    stop: float = 15,
    stock: Stock = OAK,
) -> Assembly:
    """A shelf in a stopped dado, as in a bookshelf: the dado stops `stop`
    short of the side's front edge, so it doesn't show at the front.

    The shelf's front corner is notched to the stop, its front edge flush
    with the side's; at the back the dado runs out (under a back panel).
    """
    asm = Assembly("stopped_dado_shelf", root_location=CASE_SIDE)
    side = asm.add(Board("side", stock, length=side_height, width=depth))
    shelf = asm.add(Board("shelf", stock, length=shelf_length, width=depth))
    asm.join(
        DadoJoint(
            dado=side.bottom_face,
            end=shelf.left_end,
            position=offset(shelf_height, side.right_end),
            stopped={side.front_edge: stop},
        )
    )
    return asm