Contents

module IIIFManifest
  module V3
    class ManifestBuilder
      class ChoiceBuilder
        attr_reader :display_content, :iiif_annotation_factory, :body_builder_factory, :iiif_choice_factory
        def initialize(display_content, iiif_annotation_factory:, body_builder_factory:, iiif_choice_factory:)
          @display_content = display_content
          @iiif_annotation_factory = iiif_annotation_factory
          @body_builder_factory = body_builder_factory
          @iiif_choice_factory = iiif_choice_factory
          build_choice
        end

        def apply(canvas)
          annotation['target'] = canvas['id']
          canvas['width'] = choice.items.first['width']
          canvas['height'] = choice.items.first['height']
          canvas['duration'] = choice.items.first['duration']
          annotation.body = choice
          # Assume first item in canvas is an annotation page
          canvas.items.first.items += [annotation]
        end

        private

          def build_choice
            display_content.each do |content|
              content_body = body_builder(content).apply(iiif_annotation_factory.new)
              choice.items += [content_body]
            end
          end

          def body_builder(content)
            body_builder_factory.new(content)
          end

          def annotation
            @annotation ||= iiif_annotation_factory.new
          end

          def choice
            @choice ||= iiif_choice_factory.new
          end
      end
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
iiif_manifest-1.0.1	lib/iiif_manifest/v3/manifest_builder/choice_builder.rb
iiif_manifest-1.0.0	lib/iiif_manifest/v3/manifest_builder/choice_builder.rb
iiif_manifest-0.6.0	lib/iiif_manifest/v3/manifest_builder/choice_builder.rb
iiif_manifest-0.5.0	lib/iiif_manifest/v3/manifest_builder/choice_builder.rb