/**
 * The rules of a `'booktabs'` table (#625): LaTeX's `\toprule`, `\midrule`,
 * `\cmidrule` and `\bottomrule`, computed once from a laid-out table (or a
 * slice of one) so that every renderer strokes the same lines.
 */
import type { TableContinuedFootRule, TableSpanRules } from '../types.js';
import type { VDTResourceTableLayout, VDTTableStroke } from '../vdt.js';
/** The widths (px) and options of a booktabs table, resolved. */
export interface BooktabsRuleSpec {
    /** Top and bottom rules. */
    heavyPx: number;
    /** Rule under the header rows, group rules, a `'light'` continued foot. */
    lightPx: number;
    /** Rules under spanning header cells. */
    spanPx: number;
    spanRules: TableSpanRules;
    /** How much a `'trimmed'` span rule is shortened at each end. */
    spanTrimPx: number;
    groupRules: boolean;
    continuedFootRule: TableContinuedFootRule;
}
/**
 * The strokes of a booktabs table laid out with its top at y = 0 (cells and
 * `rowEdges` in the table's frame, already mirrored for a table that runs
 * the other way): a heavy rule on the top edge, a light rule under the last
 * header row, a rule under every header cell spanning several columns above
 * that row, a light rule above each group-head body row (`groupRules`) and a
 * heavy rule under the last row — or the `continuedFootRule` when the table
 * (slice) goes on overleaf. A continuation slice repeats the header rows, so
 * it gets the top and header rules again. Strokes of zero width are left
 * out.
 *
 * `headerRowCount` is the model's (`tableHeaderRowCount`): its rows are
 * the first ones of every slice.
 */
export declare function booktabsStrokes(table: Pick<VDTResourceTableLayout, 'cells' | 'rowEdges' | 'columnEdges'>, headerRowCount: number, spec: BooktabsRuleSpec, continues: boolean): VDTTableStroke[];
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