@rxflow/manhattan/esm/obstacle/ObstacleMap.d.ts

Manhattan routing algorithm for ReactFlow - generates orthogonal paths with obstacle avoidance

import { Point } from '../geometry';
import type { ResolvedOptions, NodeLookup } from '../options';
/**
 * ObstacleMap class for managing obstacles in pathfinding
 * Uses a grid-based spatial partitioning for efficient queries
 */
export declare class ObstacleMap {
    private options;
    private mapGridSize;
    private map;
    private sourceAnchor?;
    private targetAnchor?;
    constructor(options: ResolvedOptions);
    /**
     * Build obstacle map from node lookup
     */
    build(nodeLookup: NodeLookup, sourceNodeId: string, targetNodeId: string, sourceAnchor?: Point, targetAnchor?: Point): ObstacleMap;
    /**
     * Shrink bbox to exclude the area around the anchor point
     * This allows paths to start/end at the anchor but prevents crossing the node
     */
    private shrinkBBoxAroundAnchor;
    /**
     * Check if a point is accessible (not inside any obstacle)
     * Uses binary search optimization: step -> step/2 -> step/4 -> ... -> 1px
     */
    isAccessible(point: Point, checkRadius?: number): boolean;
    /**
     * Check accessibility using binary search optimization
     * Tries step -> step/2 -> step/4 -> ... -> 1px
     */
    private isAccessibleWithBinarySearch;
}
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