Class: Polygon

Inherits:
Object
  • Object
show all
Defined in:
lib/shapedoc.rb

Direct Known Subclasses

Pentagon, Quadrilateral, Triangle

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*sides) ⇒ Polygon

Returns a new instance of Polygon.



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# File 'lib/shapedoc.rb', line 5

def initialize(*sides)
  @sides, i = sides, 0
  for side in @sides
    side = @sides[i]
    i += 1
  end
end

Instance Attribute Details

#sides ⇒ Object

Returns the value of attribute sides.



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# File 'lib/shapedoc.rb', line 3

def sides
  @sides
end

Instance Method Details

#_sides ⇒ Object 



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# File 'lib/shapedoc.rb', line 4

def _sides; @sides.length; end

#perimeter ⇒ Object 



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# File 'lib/shapedoc.rb', line 12

def perimeter
  p = 0
  for side in @sides; p += side; end
  return p
end