Class: EXIFR::TIFF::Degrees

Inherits:

Array

• Object
• Array
• EXIFR::TIFF::Degrees

Defined in:

lib/exifr/tiff.rb

Instance Method Summary

• #initialize(arr) ⇒ Degrees constructor

  A new instance of Degrees.

• #to_f ⇒ Object

Constructor Details

#initialize(arr) ⇒ Degrees

Returns a new instance of Degrees.

# File 'lib/exifr/tiff.rb', line 333

def initialize(arr)
  unless arr.length == 3 && arr.all?{|v| Rational === v}
    raise "expected [degrees, minutes, seconds]; got #{arr.inspect}"
  end
  super
end

Instance Method Details

#to_f ⇒ Object

# File 'lib/exifr/tiff.rb', line 340

def to_f
  reduce { |m,v| m * 60 + v}.to_f / 3600
end