local pos = scripts.helpers local _ = scripts.helpers.on -- Helper functions for Position -- function pos:offset(...) if self.left_top ~= nil then return self:boxoffset(...) else return self:posoffset(...) end end function pos:posoffset(arg1, arg2) -- accepts Position or x,y local offx, offy = arg1, arg2 if arg2 == nil then offx, offy = arg1.x, arg1.y end return _{x = self.x + offx, y = self.y + offy} end function pos:perimeter(radiusx, radiusy) -- with given radius (y radius defaults to x radius) radiusy = radiusy or radiusx return _{left_top = {x = self.x - radiusx, y = self.y - radiusy}, right_bottom = {x = self.x + radiusx, y = self.y + radiusy}} end