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    PdfHighlightMode Enum

    Namespace:
    GemBox.Pdf.Annotations
    Assembly:
    GemBox.Pdf.dll

    The annotation's highlighting mode, the visual effect that shall be used when the mouse button is pressed or held down inside its active area.

    • C#
    • VB.NET
    public enum PdfHighlightMode
    Public Enum PdfHighlightMode

    Fields

    Invert

    Invert the colors used to display the contents of the annotation rectangle.

    None

    No highlighting.

    Outline

    Stroke the colors used to display the annotation border. That is, for each color channel in the color space used for display of the annotation value, color values shall be transformed by the function 𝑓(𝑥) = 1 – 𝑥 for display.

    Push

    Display the annotation's Down appearance, if any (see 12.5.5, "Appearance Streams"). If no down appearance is defined, the contents of the annotation rectangle shall be offset to appear as if it were being pushed below the surface of the page.

    Toggle

    Same as Push (which is preferred).

    Unknown

    The highlighting mode is unknown.

    See Also
    PDF Specification ISO 32000-1:2008, section '12.5.6.5 Link Annotations'
    PDF Specification ISO 32000-1:2008, section '12.5.6.19 Widget Annotations'
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