StandardThreads.foocad

Prints a set of nuts, bolts and washers from the Threaded extension, and a holder to store them.
I like to see and feel the nuts and bolts while deisgning parts. So I print 1 copy of this, and keep it handy when desiging other projects.
FooCAD Source Code
import static uk.co.nickthecoder.foocad.layout.v1.Layout2d.*
import static uk.co.nickthecoder.foocad.layout.v1.Layout3d.*
import static uk.co.nickthecoder.foocad.chamferedextrude.v1.ChamferedExtrude.*
import static uk.co.nickthecoder.foocad.arrange.v1.Arrange.*
import uk.co.nickthecoder.foocad.threaded.v2.*
import static uk.co.nickthecoder.foocad.threaded.v2.Thread.*

class StandardThreads : Model {

    @Custom
    var threadDiameter = 10

    fun thread() = Thread( threadDiameter )

    @Piece
    fun bolt() = bolt(thread())
    fun bolt(thread:Thread) : Shape3d {
        
        val bolt = thread.bolt( thread.nutHeight + 4 )
        val dots = Square(1.6).center()
            .repeatCircular( bolt.size.x * 0.32 - 0.5, thread.diameter )
            .extrude( 0.6 )
        return bolt - dots.color("Red")
    }

    @Piece
    fun nut() = nut(thread())
    fun nut(thread:Thread) = thread.nut()

    @Piece
    fun boltInNut() : Shape3d {
        val thread = thread()
        val bolt = thread.bolt( thread.nutHeight + 4  )
        val nut = nut().translateZ( thread.headSize.y )

        return nut + bolt
    }

    @Piece
    fun washer() = washer(thread())
    fun washer(thread:Thread) = thread.washer()

    @Piece
    fun rod() = rod(thread())
    fun rod(thread:Thread) = thread.threadedRod( thread.diameter * 1.5 )

    @Piece
    fun completeSet() : Shape3d {
        var all : Shape3d = Union3d()
        for (diameter in 4 to 12 step 2) {
            val thread = Thread(diameter)
            all = all + arrangeX( 2,
                bolt(thread),
                nut(thread),
                washer(thread)
            ).frontTo( all.back + 2 )

        }

        return all.centerXY()
    }

    @Piece
    fun washers() : Shape3d {
        var all : Shape3d = Union3d()
        for (diameter in 4 to 12 step 2) {
            val thread = Thread(diameter)
            all = all + washer(thread).frontTo( all.back + 2 )
        }

        return all.centerXY()
    }

    @Piece
    fun holder() : Shape3d {

        var block : Shape2d = ( Circle( 6 ) hull Circle( 6 ).translateX(-12) ) hull (
            Circle( 12 ).translateY( 70 ) hull Circle( 12 ).translate( -16, 70 )
        )
        var bolts : Shape3d = Cube(0)
        var text : Shape2d = Square(0)
    
        var y = 0
        for (diameter in 4 to 12 step 2 ) {
            val thread = Thread(diameter)
            val cutout = Circle( thread.diameter/2 * 1.1 + 0.5 )
                .translateY( y )
            block -= cutout
    
            bolts += bolt( thread )
                .mirrorZ()
                .centerZ()
                .translateY( y )
                .topTo( 2 + thread.headSize.y )
    
            text += Text( "$diameter" ).centerX()
                .rotate(90)
                .translate( -thread.headSize.x * 0.6 - 2, y )

            y += thread.headSize.x * 1.2 + 4
        }

        return block.extrude( 1.2 ) - text.extrude(1).topTo(2)  + bolts.previewOnly()
    }

    override fun build() : Shape3d {
        return completeSet().rightTo(-2) +
            holder().centerY().leftTo(2)
        
    }

}