import { type AlignmentAnchor, type AnyNode, resolveAlignment } from '@pascal-app/core';
/** XZ axis-aligned bounds (level-local meters). */
export type Aabb2D = {
    minX: number;
    minZ: number;
    maxX: number;
    maxZ: number;
};
/**
 * Figma-style alignment-snap threshold (meters), matching the generic
 * `MoveRegistryNodeTool` and the 2D overlay — 8 cm gives a magnetic pull
 * without fighting grid snap.
 */
export declare const GHOST_ALIGNMENT_THRESHOLD_M = 0.08;
/**
 * Alignment anchors of every OTHER node on the level — gathered once at
 * drag-start (the scene graph is stable during an imperative ghost drag).
 */
export declare function collectGhostAlignmentCandidates(nodes: Readonly<Record<string, AnyNode>>, excludeId: string, levelId: string | null | undefined): AlignmentAnchor[];
/**
 * Resolve the alignment snap for a moving ghost whose footprint is the
 * axis-aligned box `aabb`. Returns the XZ delta that snaps the box's edges
 * onto a candidate plus the guide lines to publish (relative to the box's
 * corners — "placement guideline shown relative to the bounding box").
 */
export declare function resolveGhostAlignment(nodeId: string, aabb: Aabb2D, candidates: AlignmentAnchor[]): {
    dx: number;
    dz: number;
    guides: ReturnType<typeof resolveAlignment>['guides'];
};
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