Class: Dragonfly::Minimagick::Analyser

Inherits:
Object
  • Object
show all
Includes:
Configurable, Utils
Defined in:
lib/dragonfly-minimagick/analyser.rb

Instance Method Summary collapse

Instance Method Details

#aspect_ratio(temp_object) ⇒ Object 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 24

def aspect_ratio(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:width].to_f / image[:height].to_f
  end
end

#depth(temp_object) ⇒ Object 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 42

def depth(temp_object)
  minimagick_image(temp_object) do |image|
    image.verbose.match(/(\d{1,2})-bit/)[1].to_i
  end
end

#format(temp_object) ⇒ Object 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 56

def format(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:format].downcase.to_sym
  end
end

#height(temp_object) ⇒ Object 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 18

def height(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:height]
  end
end

#image?(temp_object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dragonfly-minimagick/analyser.rb', line 62

def image?(temp_object)
  !!catch(:unable_to_handle){ format(temp_object) }
end

#landscape?(temp_object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dragonfly-minimagick/analyser.rb', line 36

def landscape?(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:width] >= image[:height]
  end
end

#number_of_colours(temp_object) ⇒ Object Also known as: number_of_colors 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 48

def number_of_colours(temp_object)
  minimagick_image(temp_object) do |image|
    # image.colors
    0
  end
end

#portrait?(temp_object) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dragonfly-minimagick/analyser.rb', line 30

def portrait?(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:width] <= image[:height]
  end
end

#width(temp_object) ⇒ Object 



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# File 'lib/dragonfly-minimagick/analyser.rb', line 12

def width(temp_object)
  ping_minimagick_image(temp_object) do |image|
    image[:width]
  end
end