Class: Image

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id, path, output_path) ⇒ Image

Returns a new instance of Image.



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# File 'lib/image.rb', line 4

def initialize(id, path, output_path)
  @id = id
  @path = path
  @output_path = output_path
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/image.rb', line 2

def id
  @id
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/image.rb', line 2

def path
  @path
end

Instance Method Details

#basename ⇒ Object 



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# File 'lib/image.rb', line 10

def basename
  File.basename(@path)
end

#resize(size, square = false) ⇒ Object 



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# File 'lib/image.rb', line 14

def resize(size, square = false)
  thumb_file_path = File.join(@output_path, "thumbs", File.basename(@path, ".jpg") << "_#{size}.jpg")

  unless File.exists?(thumb_file_path)
    file = Magick::Image::read(@path).first
  
    if square
      file.resize_to_fill!(size, size)
    else
      file.resize_to_fit!(size, size)
    end

    file.write(thumb_file_path){ self.quality = (size <= 200 ? 75 : 95) }
    
    # Free memory
    file.destroy!
  end

  File.join("thumbs", File.basename(thumb_file_path))
end

#to_s ⇒ Object 



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# File 'lib/image.rb', line 35

def to_s
  basename
end