Class: SvgSprite::SVG

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path) ⇒ SVG

Returns a new instance of SVG.



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# File 'lib/svg_sprite/svg.rb', line 5

def initialize(path)
  @path = path
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/svg_sprite/svg.rb', line 3

def path
  @path
end

Instance Method Details

#base64 ⇒ Object

Return the Base64-encoded version of the content.



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# File 'lib/svg_sprite/svg.rb', line 50

def base64
  Base64.strict_encode64(optimized)
end

#base64_data_uri ⇒ Object

Return the Base64 version of the data URI.



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# File 'lib/svg_sprite/svg.rb', line 60

def base64_data_uri
  %[data:image/svg+xml;base64,#{base64}]
end

#contents ⇒ Object

Return the raw content. This content is not optimized by svg_optimizer.



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# File 'lib/svg_sprite/svg.rb', line 35

def contents
  @contents ||= File.read(path)
end

#data_uri ⇒ Object

Return the smaller data URI.



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# File 'lib/svg_sprite/svg.rb', line 55

def data_uri
  [base64_data_uri, urlencoded_data_uri].sort_by(&:bytesize).first
end

#encoded ⇒ Object

Return the URL-encoded version of the content.



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# File 'lib/svg_sprite/svg.rb', line 45

def encoded
  CGI.escape(contents)
end

#encoding ⇒ Object

The output encoding based on the global configuration.



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# File 'lib/svg_sprite/svg.rb', line 70

def encoding
  Encoding.default_external.name
end

#has_dimensions? ⇒ Boolean

Detect if SVG has all dimensions defined.

Returns:

  • (Boolean) 


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# File 'lib/svg_sprite/svg.rb', line 15

def has_dimensions?
  width && height
end

#height ⇒ Object

Return the <svg>‘s height.



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# File 'lib/svg_sprite/svg.rb', line 30

def height
  svg["height"]
end

#name ⇒ Object

Return the image file name without the extension.



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# File 'lib/svg_sprite/svg.rb', line 10

def name
  File.basename(path, ".*")
end

#optimized ⇒ Object

Return the optimized content.



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# File 'lib/svg_sprite/svg.rb', line 40

def optimized
  @optimized ||= SvgOptimizer.optimize(contents)
end

#svg ⇒ Object

Return a Nokogiri representation of the <svg> element.



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# File 'lib/svg_sprite/svg.rb', line 20

def svg
  @svg ||= Nokogiri::XML(contents).css("svg").first
end

#urlencoded_data_uri ⇒ Object

Return the URL-encoded version of the data URI.



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# File 'lib/svg_sprite/svg.rb', line 65

def urlencoded_data_uri
  %[data:image/svg+xml;charset=#{encoding},#{encoded}]
end

#width ⇒ Object

Return the <svg>‘s width.



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# File 'lib/svg_sprite/svg.rb', line 25

def width
  svg["width"]
end