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Contents
module PictureTag
module OutputFormats
# This is not an output format, it's a module for use in others. It allows
# us to create JavaScript Library friendly markup, for things like LazyLoad
module DataAttributes
def base_markup
build_noscript(super)
end
private
def add_src(element, uri)
element.attributes << { 'data-src' => uri }
end
def add_srcset(element, srcset)
element.attributes << { 'data-srcset' => srcset.to_s }
end
def add_sizes(element, srcset)
return unless srcset.sizes
attribute = PictureTag.preset['data_sizes'] ? 'data-sizes' : 'sizes'
element.attributes << { attribute => srcset.sizes }
end
def build_noscript(base_content)
return base_content unless PictureTag.preset['noscript']
noscript = DoubleTag.new(
'noscript',
content: Img.new.build_base_img,
# Markdown fix requires removal of line breaks:
oneline: PictureTag.nomarkdown?
).to_s
ShelfTag.new(
content: [base_content, noscript],
# Markdown fix requires removal of line breaks:
oneline: PictureTag.nomarkdown?
)
end
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems