Feature | Description | Code for EPUB 3 |
---|---|---|
alternativeText | All important images include a text alternative description | <meta property="schema:accessibilityFeature"> alternativeText</meta> |
displayTransformability | Users can modify the display of textual content such as font family and size | <meta property="schema:accessibilityFeature"> displayTransformability</meta> |
index | The publication contains an index of the content, such as a topical index | <meta property="schema:accessibilityFeature"> index</meta> |
longDescription | All complex images include an extended description of their purpose. | <meta property="schema:accessibilityFeature"> longDescription</meta> |
none | The publication does not include any accessibility features. If this is true for your book, mentioning it in the metadata is a great thing to do! | <meta property="schema:accessibilityFeature"> none</meta> |
printPageNumbers | Static print page break locations are included in the text | <meta property="schema:accessibilityFeature"> printPageNumbers</meta> |