import type { Segment } from '../types';
import { Polygon } from '../types';
import { PointChain } from './PointChain';
/**
 * Connects segments to form complete polygon contours
 * Direct translation of Connector class from connector.h and connector.cpp
 */
export declare class Connector {
    private openPolygonChains;
    private closedPolygonChains;
    private prevInResult;
    constructor();
    /**
     * Add a segment to the connector, linking it to existing chains or creating a new one
     * @param segment Segment to add
     * @param resultTransition Optional transition information for hierarchy classification
     */
    addSegment(segment: Segment, resultTransition?: boolean): void;
    /**
     * Get the closed polygon chains
     */
    getClosedChains(): PointChain[];
    /**
     * Clear all chains
     */
    clearAll(): void;
    /**
     * Get the number of closed chains
     */
    getClosedChainCount(): number;
    /**
     * Convert the closed chains to a polygon with hierarchy classification
     * @param targetPolygon Polygon to populate with the chains
     */
    toPolygon(targetPolygon: Polygon): void;
    /**
     * Classify contour hierarchy based on spatial context
     */
    private classifyContourHierarchy;
    add: (segment: Segment, resultTransition?: boolean | undefined) => void;
    begin: () => PointChain[];
    end: () => PointChain[];
    clear: () => void;
    size: () => number;
}
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