class SrcsetImages::Img
Attributes
abs_path[R]
height[R]
path[R]
width[R]
Public Class Methods
new(path)
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# File lib/middleman-srcset_images/img.rb, line 10 def initialize(path) @path = path @abs_path = Pathname(path).absolute? ? path : File.join(Dir.pwd, path) end
Public Instance Methods
basename()
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# File lib/middleman-srcset_images/img.rb, line 41 def basename @basename ||= File.basename path, ext end
checksum()
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# File lib/middleman-srcset_images/img.rb, line 53 def checksum @checksum ||= Digest::SHA2.file(abs_path).hexdigest[0..16] end
ext()
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# File lib/middleman-srcset_images/img.rb, line 49 def ext @ext ||= File.extname path end
filename()
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# File lib/middleman-srcset_images/img.rb, line 45 def filename File.basename path end
landscape?()
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true if landscape or square
# File lib/middleman-srcset_images/img.rb, line 24 def landscape? xy_ratio >= 1 end
orientation()
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# File lib/middleman-srcset_images/img.rb, line 15 def orientation landscape? ? 'landscape' : 'portrait' end
path_for_version(cfg_name, idx)
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# File lib/middleman-srcset_images/img.rb, line 37 def path_for_version(cfg_name, idx) "#{File.dirname rel_path}/#{basename}_#{cfg_name}_#{idx}#{ext}" end
portrait?()
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true if portrait
# File lib/middleman-srcset_images/img.rb, line 29 def portrait? xy_ratio < 1 end
rel_path()
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# File lib/middleman-srcset_images/img.rb, line 19 def rel_path @rel_path ||= Pathname(abs_path).relative_path_from(Pathname(Dir.pwd)) end
vips()
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# File lib/middleman-srcset_images/img.rb, line 33 def vips @vips ||= ImageProcessing::Vips.source(abs_path) end
xy_ratio()
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TODO can get dimensions from vips?
# File lib/middleman-srcset_images/img.rb, line 58 def xy_ratio @xy_ratio ||= begin File.open(abs_path, 'rb') do |io| Dimensions(io) io.extend DimensionsPatch @width, @height = io.dimensions @width.to_f / @height end end rescue nil end