obsolete.ChilliProject/app/helpers/gantt_helper.rb

module GanttHelper

  def gantt_zoom_link(gantt, in_or_out)
    case in_or_out
    when :in
      if gantt.zoom < 4
        link_to_content_update l(:text_zoom_in),
          params.merge(gantt.params.merge(:zoom => (gantt.zoom+1))),
          :class => 'icon icon-zoom-in'
      else
        content_tag('span', l(:text_zoom_in), :class => 'icon icon-zoom-in')
      end
      
    when :out
      if gantt.zoom > 1
        link_to_content_update l(:text_zoom_out),
          params.merge(gantt.params.merge(:zoom => (gantt.zoom-1))),
          :class => 'icon icon-zoom-out'
      else
        content_tag('span', l(:text_zoom_out), :class => 'icon icon-zoom-out')
      end
    end
  end
end