module SemanticallyTaggable::TagsHelper

Public Instance Methods

tag_cloud(tags, classes) { |tag, classes| ... } click to toggle source
# File lib/semantically_taggable/tags_helper.rb, line 3
def tag_cloud(tags, classes)
  tags = tags.all if tags.respond_to?(:all)

  return [] if tags.empty?

  max_count = tags.sort_by(&:count).last.count.to_f

  tags.each do |tag|
    index = ((tag.count / max_count) * (classes.size - 1)).round
    yield tag, classes[index]
  end
end