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)
        element.attributes << { 'data-sizes' => srcset.sizes } if 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

2 entries across 2 versions & 1 rubygems

Version	Path
jekyll_picture_tag-1.7.1	lib/jekyll_picture_tag/output_formats/data_attributes.rb
jekyll_picture_tag-1.7.0	lib/jekyll_picture_tag/output_formats/data_attributes.rb