PolygonShape.lua

waxClass{"PolygonShape", NSObject}

function initWithNumberOfSides_minimumNumberOfSides_maximumNumberOfSides(self, sides, min, max)
  self.super:init()
  self._minimumNumberOfSides = min
  self._maximumNumberOfSides = max
  self._numberOfSides = sides
  return self
end

function init(self)
  return self:initWithNumberOfSides_minimumNumberOfSides_maximumNumberOfSides(6,3,12)
end

--Setters/Getters
function numberOfSides(self, sides)
  if sides then
    if sides < 3 then error('Minimum 3 sides for a polyogn') end
    if sides < self._minimumNumberOfSides then error("Value can't be less than minimumNumberOfSides") end
    if sides > self._maximumNumberOfSides then error("Value can't be less than maximumNumberOfSides") end
    self._numberOfSides = sides
  else  
    return self._numberOfSides
  end
end

function minimumNumberOfSides(self, minSides)
  if minSides then
    if minSides < 3 then error('Minimum 3 sides for a polyogn') end
    if minSides >= self._maximumNumberOfSides then error("Value can't be greater than or equal to maximumNumberOfSides") end
    self._minimumNumberOfSides = minSides
  else
    return self._minimumNumberOfSides
  end
end

function maximumNumberOfSides(self, maxSides)
  if maxSides then
    if maxSides > 12 then error('Maximum 12 sides for a polyogn') end
    if maxSides <= self._minimumNumberOfSides then error("Value can't be less than or equal to minimumNumberOfSides") end
    self._maximumNumberOfSides = maxSides
  else
    return self._maximumNumberOfSides
  end
end