lib/ruler at master · selftiesoftware/lib · GitHub

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#a paper ruler in CM
import font
import geometry2d

#CHANGE THE LENGTH IN MILLIMETERS OF THE RULER HERE:

def length = 100

#### - start script - ####
def un = 1 # mm
def start = -100
repeat start to start + length using inc {
    if(un < 2) {
    def jc = inc / un
    line(jc 0 jc 4)
    }
}

#5 MM MARKS
repeat (2 * start) / 10 to (((2 * start) / 10) + length / 5) + 1 using inc {
    def ja = inc / un
    def aa = ja * 5
    line(aa 0 aa 6)
}

#10 MM MARKS
repeat start / 10 to (length / 10) + (start / 10) + 1 using inc {
    def jnc = inc / un
    def aa = jnc * 10
    def cm1 = aa / 10
    def cm = cm1 * un
    line(aa * un 6 aa * un 8)
    def t1 = aa - 1
    def t2 = cm + 10
    text(t1 * un 9 5 t2 / un)   # NUMBERS
}

#BORDER
rectangle(start - 10 0 length + start + 10 20)