Module: PointVector::PointOps

Included in:
PointVector
Defined in:
lib/geo_vectors/point_vector/point_ops.rb

Instance Method Summary collapse

Instance Method Details

#add_to_point(point) ⇒ Object

return new point from adding vector to point



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# File 'lib/geo_vectors/point_vector/point_ops.rb', line 4

def add_to_point point
  add_to_point! point.dup
end

#add_to_point!(point) ⇒ Object

add vector directly to point (destructive update)



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# File 'lib/geo_vectors/point_vector/point_ops.rb', line 9

def add_to_point! point
  point.lat = lat + point.lat 
  point.lng = lng + point.lng
  point
end

#sub_from_point(point) ⇒ Object 



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# File 'lib/geo_vectors/point_vector/point_ops.rb', line 15

def sub_from_point point
  reverse.add_to_point point    
end

#sub_from_point!(point) ⇒ Object 



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# File 'lib/geo_vectors/point_vector/point_ops.rb', line 19

def sub_from_point! point
  reverse.add_to_point! point
end