A figure of a layout tree: an image or drawing, with the text inside it (labels, or the invisible text of a recognised scan) as its own text and its caption, when it has one, as a Caption child (first when it is above the figure, last when below). Formulas are figures too (Figure).
public sealed class LayoutFigure : LayoutNode
ISO 32000-2 §14.8.4.8.5, Tables 373 and 374 (Figure, Formula), §14.8.4.8.4, Table 372 (Caption), and §14.8.5.4.3 and
Table 379 (the BBox layout attribute, which BoundingBox gives).
kind:method, kind:property, kind:ctor. Press Esc to clear.BoundingBoxGets the box enclosing the figure's graphic on its page, in default user space: for a detected figure, its images, paths and the text inside them, without the caption; for a tagged one, its element's BBox attribute, else the bounds of its first extent. null when a tagged figure has neither.