</span> <span class='label'>quality:</span> <span class='kw'>nil</span><span class='rparen'>)</span>
  <span class='ivar'>@data</span> <span class='op'>=</span> <span class='id identifier rubyid_data'>data</span>
  <span class='ivar'>@url</span> <span class='op'>=</span> <span class='id identifier rubyid_url'>url</span>
  <span class='ivar'>@viewport</span> <span class='op'>=</span> <span class='id identifier rubyid_viewport'>viewport</span>
  <span class='ivar'>@format</span> <span class='op'>=</span> <spa