$fn = 32;

$space = 5.3;
$width = 15.2;
$length = $width;
$height = 1;
$holes = $height*4;
$cut = $holes/2*-1;

$columns = 6;
$rows = 5;

$xBase = (($width + $space) * $columns) + $space;
$yBase = (($length + $space) * $rows) + $space;

$yTop = 30.750;
$xTop = 101.348;

$xPico = 52.53;
$yPico = 25;

$xAux = 10;
$yAux = 14.5;
module pin(){
    cylinder(h=$holes, r=1, center=false);
}

module switch(){
    $xCenter = $width/2;
    $yCenter = $length/2;
    translate([$xCenter, $yCenter, 0])
        cylinder(h=$holes, r=2.522, center=false);
    translate([$xCenter + 0, $yCenter + 5.9,0])
        pin();
    translate([$xCenter + 5, $yCenter + 3.8,0])
        pin();
    translate([$xCenter + -5, $yCenter + 3.8,0])
        pin();
    translate([$xCenter + -5, $yCenter + -5.15,0])
        pin();
    translate([$xCenter + 5, $yCenter+-5.15,0])
        pin();
    translate([0, $length + 1.4, 0])
    cube([$width, 3, $holes]);
 }


module switches(){
for (x=[0:$columns -1])
   for (y=[0:$rows-1])
      translate([x * ($width + $space) ,y * ($length+$space) ,0]) 
        switch();
}

module body(){
    difference(){
        cube([$xBase, $yBase + $yTop, $height]);
        translate([$xTop,$yBase + $yTop,$holes/2*-1]){
            rotate([0,0,-45]){
                cube([1000, 1000, $holes]);
            }
        }
    }
}

module pico(){
    translate([0,$yTop + $yBase - $yPico,$cut]){
        cube([$xPico, $yPico, $holes]);
    }
    translate([$xPico, $yBase + $yTop - $yAux, $cut]){
        cube([$xAux, $yAux, $holes]);
    }
}

difference(){
    body();
    pico();
    translate([$space,$space,$holes/2*-1])
        switches();
}