dimensions

import geometry2d

def dim(vec1 as Vector vec2 as Vector textSize as Number) = {

#ref line
#line(vec1.x vec1.y vec2.x vec2.y)

def a = vec1.x
def b = vec1.y
def c = vec2.x
def d = vec2.y

def movedVx2 = c - a + 30
def movedVy2 = d - b + 20

def rX = (movedVy2) / textSize
def rY = (movedVx2) / textSize * 2

#DIMENSION LINE
def e1x = a + rX 
def e1y = b + rY 
def e2x = c + rX 
def e2y = d + rY

line(e1x e1y e2x e2y)

#END TICKS
def tick1x = Rx / -6
def tick1y = Ry / -6
def tick2x = Rx / 14
def tick2y = Ry / 14

line(tick1x + e1x tick1y + e1y tick2x + e1x  tick2y + e1y)
line(tick1x + e2x tick1y + e2y tick2x + e2x  tick2y + e2y)

#text
def middlex = if(a < 0 ) {(a - (a - c) / 2)} else {(c - (c - a) / 2)}
def middley = if(b > 0 ) {(b - (b - d) / 2)} else {(d - (d - b) / 2)}
def textX = middlex + ( rX * (textSize / 3))
def textY = middley + ( rY * (textSize / 3.2))
def t = length(vec1 vec2)

text(textX textY textSize round(t))

}

#TEST
def i = Vector(0 0)
def n = Vector(120 0)

def o = Vector(120 0)
def p = Vector(120 -50) 

dim(i n 6)
dim(n i 6)
dim(p o 6)
dim(o p 6)