Module: Iconoclast::IconHelper

Defined in:
lib/iconoclast/icon_helper.rb

Instance Method Summary collapse

Instance Method Details

#icon(name, alt = nil, opts = {}) ⇒ Object

Insert an image tag with an icon with name equal to “name” param and extension .png, with alt attribute and options. Example:

<%= icon :information, "Information icon", :border => 0 %>

will generate:

<img src="../icons/information.png" alt="Information icon" border="0" />



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# File 'lib/iconoclast/icon_helper.rb', line 11

def icon(name, alt = nil, opts = {})
  # Set up some defaults
  collection = 'famfamfam'
  family = 'silk'
  format = 'png'
  
  # Replace the defaults if specified
  ['collection', 'family', 'format'].each do |var|
    eval("#{var} = opts[:#{var}] unless opts[:#{var}].nil?")
    eval("opts.delete #{var}")
  end
  
  opts[:border] ||= 0
  opts[:align] ||= "bottom"
  opts[:alt] ||= alt

  image_tag "icons/#{collection}/#{family}/#{format}/#{name}.png", opts
end