Remove and add boxes according to the table model.

Build the structure of blocks inside lines.

Build a formatting structure (box tree) from an element tree.

Takes the value of a “content“ property and yield boxes.

Create a new equivalent box with given “newChildren“.""".

CreateAnonymousBox create anonymous boxes in box descendants according to layout rules.

Returns a deep copy of `b`, copying b and its descendants.

Descendants returns `b` and its children, and their children, etc...

Remove and add boxes according to the flex model.

HitArea returns the rectangle where the box is clickable.

Build the structure of lines inside blocks and return a new box tree.

Return whether this box is a form input.

ProcessWhitespace executes the first part of "The 'white-space' processing model".

Transform a box list into a structure easier to compare for testing.

Handle the “counter-*“ properties.

BoxFields is an abstract base class for all boxes.

Box displaying footnotes, as defined in GCPM.

An atomic box in an inline formatting context.

A block-level box that is also a block container.

A box that contains only block-level boxes or only line boxes.

A box that participates in an block formatting context.

A box that is both replaced and block-level.

Box is the common interface grouping all possible boxes.

A box that is both block-level and a flex container.

A box that contains only flex-items.

Box displaying footnotes, as defined in GCPM.

A box that is both inline-level and a block container.

An inline box with inline children.

A box that is both inline-level and a flex container.

A box that participates in an inline formatting context.

A box that is both replaced and inline-level.

Box for elements with ``display: inline-table``.

A box that represents a line in an inline formatting context.

Box in page margins, as defined in CSS3 Paged Media.

Box for a page.

A box that has children.

A box whose content is replaced.

Box for elements with ``display: table``.

Box for elements with ``display: table-caption``.

Box for elements with ``display: table-cell``.

Box for elements with ``display: table-column``.

Box for elements with ``display: table-column-group``.

Box for elements with ``display: table-row``.

Box for elements with ``display: table-row-group``.

A box that contains only text and has no box children.

BoxType represents a box type.