/**
 * THE REGISTER'S GEOMETRY, in numbers, for the code that MEASURES against it.
 * Beside `register.tsx` rather than inside it because a sheet import is a side
 * effect no bundler can shake.
 */
/** The row, and the floor under a pressable cell — a cell's whole box is the
 *  target. A floor: taller content grows the band. */
export declare const REGISTER_ROW = 40;
/** The band of labels. It is the row: a header shorter than the records it names
 *  reads as a first row rather than as their heading. */
export declare const REGISTER_HEAD = 40;
/** One column to the next, where the cells hold WORDS. */
export declare const REGISTER_INSET = 12;
/** One column to the next in a grid of GLYPHS, whose cells are one object. */
export declare const REGISTER_CELL_GAP = 2;
/**
 * NOBODY ASKED FOR THE SLACK, so the columns share it: with no flexible column
 * a register lays out to the sum of its fixed widths and leaves the rest of its
 * container blank. The widths become floors instead.
 */
export declare function columnsShareSlack(columns: ReadonlyArray<{
    width?: number;
}>): boolean;