12.6.23. Aligned-column Flow Object Class

Use of this flow object requires the aligned-column feature.

An aligned-column flow object is used for grouping together externally aligned paragraphs. An aligned-column is displayed. It has a single principal port that may contain any displayed flow objects. Displayed flow objects in the port that are not externally aligned paragraphs shall be formatted normally. The externally aligned paragraphs in the content or in side-by-side flow objects in the content are aligned in the direction of the writing-mode so that their alignment points lie on a line in the placement direction. The resulting group of aligned lines is then positioned according to the display-alignment:, start-indent:, and end-indent: characteristics.

The following characteristics are applicable: