The optional entries of a shading the PdfDocument factories write.
public sealed class PdfShadingOptions
ISO 32000-2 §8.7.4.3, Table 77 (Background, BBox, AntiAlias, common to all shadings), and Tables 79 and 80
(Extend, axial and radial shadings only). The defaults write none of them.
kind:method, kind:property, kind:ctor. Press Esc to clear.AntiAliasGets or sets a value indicating whether the shading's function should be filtered against aliasing (a hint). Default false.BackgroundGets or sets the colour, in the shading's colour space, that fills the area outside the shading when it is used in a shading pattern (the sh operator ignores it); null for none.BoundingBoxGets or sets the shading's bounding box in its target space, a temporary clip when it is painted; null for none.ExtendEndGets or sets a value indicating whether an axial or radial shading extends beyond its ending point or circle. Default false.ExtendStartGets or sets a value indicating whether an axial or radial shading extends beyond its starting point or circle. Default false.