The EngineType enumeration can take any of the following
This property specifies which HTML engine to use when importing
HTML pages. ABCpdf can use different HTML engines to import HTML
for PDF rendering.
Each HTML engine supports a different set of HtmlOptions. If you
specify an HTML engine other than the default value, you can use
one of the subset filters, such as MSHtmlSubset and GeckoSubset, to get a helpful filter of the
supported options right from your IDE.