Class: PointList

Inherits:
Object
  • Object
show all
Includes:
GPolyline
Defined in:
lib/kmlbo/pointlist.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from GPolyline

#to_s

Constructor Details

#initialize(tuple_array, epsilon = nil, passes = nil) ⇒ PointList

Returns a new instance of PointList.



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# File 'lib/kmlbo/pointlist.rb', line 6

def initialize(tuple_array, epsilon=nil, passes=nil)
  @tuple_array = tuple_array
  @epsilon = epsilon || 0.000001
  @passes = passes || 1
end

Instance Attribute Details

#epsilon ⇒ Object

Returns the value of attribute epsilon.



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# File 'lib/kmlbo/pointlist.rb', line 4

def epsilon
  @epsilon
end

#passes ⇒ Object

Returns the value of attribute passes.



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# File 'lib/kmlbo/pointlist.rb', line 5

def passes
  @passes
end

#tuple_array ⇒ Object

Returns the value of attribute tuple_array.



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# File 'lib/kmlbo/pointlist.rb', line 3

def tuple_array
  @tuple_array
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/kmlbo/pointlist.rb', line 17

def ==(other)
  return true if other.equal?(self)
  return false unless other.instance_of?(self.class)
  @tuple_array == other.tuple_array
end

#simplify ⇒ Object 



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# File 'lib/kmlbo/pointlist.rb', line 12

def simplify
  @passes.times{@tuple_array = douglas_peucker(@tuple_array, @epsilon)}
  return PointList.new(@tuple_array)
end

#size ⇒ Object 



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# File 'lib/kmlbo/pointlist.rb', line 23

def size
  @tuple_array.size
end