readium-shared/org.readium.r2.shared.accessibility/AccessibilityMetadataDisplayGuide/RichContent

RichContent

data class RichContent(val extendedAltTextDescriptions: Boolean = false, val mathFormula: Boolean = false, val mathFormulaAsMathML: Boolean = false, val mathFormulaAsLaTeX: Boolean = false, val chemicalFormulaAsMathML: Boolean = false, val chemicalFormulaAsLaTeX: Boolean = false, val closedCaptions: Boolean = false, val openCaptions: Boolean = false, val transcript: Boolean = false) : AccessibilityMetadataDisplayGuide.Field

Indicates the presence of math, chemical formulas, extended descriptions for information rich images, e.g., charts, diagrams, figures, graphs, and whether these are in an accessible format or available in an alternative form, e.g., whether math and chemical formulas are navigable with assistive technologies, or whether extended descriptions are available for information-rich images. In addition, it indicates the presence of videos and if closed captions, open captions, or transcripts for prerecorded audio are available.

https://w3c.github.io/publ-a11y/a11y-meta-display-guide/2.0/guidelines/#rich-content

Parameters

extendedAltTextDescriptions

Information-rich images are described by extended descriptions.

mathFormula

Text descriptions of math are provided.

mathFormulaAsMathML

Math formulas in accessible format (MathML).

mathFormulaAsLaTeX

Math formulas in accessible format (LaTeX).

chemicalFormulaAsMathML

Chemical formulas in accessible format (MathML).

chemicalFormulaAsLaTeX

Chemical formulas in accessible format (LaTeX).

closedCaptions

Videos included in publications have closed captions.

openCaptions

Videos included in publications have open captions.

transcript

Transcript(s) provided.

Constructors

RichContent

constructor(extendedAltTextDescriptions: Boolean = false, mathFormula: Boolean = false, mathFormulaAsMathML: Boolean = false, mathFormulaAsLaTeX: Boolean = false, chemicalFormulaAsMathML: Boolean = false, chemicalFormulaAsLaTeX: Boolean = false, closedCaptions: Boolean = false, openCaptions: Boolean = false, transcript: Boolean = false)