Class: Circle

Inherits:
HyperSphere show all
Defined in:
lib/zadt/AbstractDataTypes/Geometrics/circle.rb

Instance Attribute Summary

Attributes inherited from HyperSphere

#center, #pct_error, #radius

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from HyperSphere

#equation, #how_far, #inside?, #on?, #outside?

Constructor Details

#initialize(radius = 1, center = [0,0], pct_error = 1) ⇒ Circle

Returns a new instance of Circle.



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 5

def initialize(radius = 1, center = [0,0], pct_error = 1)
  super(radius, center, pct_error)
end

Class Method Details

.help ⇒ Object 



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 13

def self.help
  Circle.show_help_message
end

Instance Method Details

#area ⇒ Object 



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 17

def area
  dim_check(2)
  Math::PI * (@radius ** 2)
end

#circumference ⇒ Object 



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 22

def circumference
  dim_check(2)
  2 * Math::PI * @radius
end

#help ⇒ Object 



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 9

def help
  Circle.help
end

#inspect ⇒ Object 



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# File 'lib/zadt/AbstractDataTypes/Geometrics/circle.rb', line 27

def inspect
  "Circle: #{equation}"
end