Class: Monet::Changeset

Inherits:
Object
  • Object
show all
Defined in:
lib/monet/changeset.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(base_image, pixel_array, path) ⇒ Changeset

Returns a new instance of Changeset.



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# File 'lib/monet/changeset.rb', line 5

def initialize(base_image, pixel_array, path)
  @base_image = base_image
  @changed_pixels = pixel_array
  @path = path
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/monet/changeset.rb', line 3

def path
  @path
end

Instance Method Details

#image ⇒ Object 



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# File 'lib/monet/changeset.rb', line 11

def image
  Monet::Image.new @path
end

#modified? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/monet/changeset.rb', line 15

def modified?
  pixels_changed > 0
end

#percentage_changed ⇒ Object 



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# File 'lib/monet/changeset.rb', line 23

def percentage_changed
  ((pixels_changed.to_f / @base_image.area.to_f) * 100).round(2)
end

#pixels_changed ⇒ Object 



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# File 'lib/monet/changeset.rb', line 19

def pixels_changed
  @changed_pixels.count
end