/**
 * THE FILTER LINE'S FIT — the pure half of `FilterBand`: whether a desk's one line seats the status side by
 * side or as its one chip, and whether the chips need a line of their own.
 */
/** What a typed name needs; the search gives way down to it before a chip leaves the line. */
export declare const SEARCH_FLOOR = 160;
export interface FilterLine {
    /** The band's own width. */
    room: number;
    /** Between two parts of the line. */
    gap: number;
    /** The parts that stand whatever the width — the search at its floor, the trailing press, the action. */
    fixed: readonly number[];
    /** The status side by side, and folded into its one chip — unknown until it has been drawn so. */
    status?: {
        wide: number;
        folded: number | undefined;
    };
    /** Every other chip: the filters, the grouping, the order. */
    chips: readonly number[];
}
export interface LineFit {
    /** The status stands as its one chip. */
    foldStatus: boolean;
    /** Even folded the line cannot seat the chips: they take lines of their own under it. */
    split: boolean;
}
/**
 * The status folds into its one chip wherever its chips side by side would not leave the line room; only
 * where even the folded chip leaves none do the chips take lines of their own — never a chip dropped. The
 * folded chip is asked for unmeasured first, so the next pass reads its width.
 */
export declare function fitFilterLine(line: FilterLine): LineFit;