OptionalannotationIf engine events related to mouse, pointer and touch input on annotations should be emitted.
OptionallayerClass name to add to annotation layer elements.
OptionallayerAn object with css declarations to apply to the annotation layer. Example { "background-blend-mode": "multiply" }
OptionalzThe z-index of the annotation layer. Layers are rendered with the lowest z-index in the bottom and highest z-index on top. Must be equal or greater than 0.
Options related with the ReaderViewAnnotationLayer.