import { type FloorplanGeometry, type GeometryContext, type StairNode } from '@pascal-app/core';
import type { FloorplanStairArrowEntry, FloorplanStairEntry } from './plan-entry.js';
export type StairPlanDirection = 'up' | 'down';
export declare function resolveStairPlanDirection(stair: StairNode, activeLevelId: string | null | undefined): StairPlanDirection;
export declare function resolveStraightStairDirectionArrow(entry: FloorplanStairEntry, direction: StairPlanDirection): FloorplanStairArrowEntry | null;
export declare function stairPlanBreakStep(stepCount: number): number;
export declare function buildStairDocumentation(stair: StairNode, entry: FloorplanStairEntry, ctx: GeometryContext): FloorplanGeometry[];
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