/**
 * Spatial Constraint Traits
 *
 * Runtime trait handler implementations for the three spatial constraint
 * families: spatial_adjacent, spatial_contains, and spatial_reachable.
 *
 * These traits enforce spatial relationships at runtime, complementing
 * the compile-time verification provided by SpatialConstraintValidator.
 *
 * @version 1.0.0
 * @module traits/SpatialConstraintTraits
 */
import type { TraitHandler } from '@holoscript/core';
import type { SpatialAdjacentConfig, SpatialContainsConfig, SpatialReachableConfig } from '@holoscript/engine/spatial';
/**
 * Runtime handler for the spatial_adjacent constraint.
 *
 * Monitors distance between the host entity and a target entity,
 * emitting events and optionally correcting violations.
 *
 * HoloScript usage:
 * ```holoscript
 * orb#shelf {
 *   @spatial_adjacent(target: "book", maxDistance: 1.5, axis: "xz")
 * }
 * ```
 */
export declare const spatialAdjacentHandler: TraitHandler<SpatialAdjacentConfig>;
/**
 * Runtime handler for the spatial_contains constraint.
 *
 * Monitors whether contained entities remain within the host entity's
 * bounding volume, emitting events and optionally correcting violations.
 *
 * HoloScript usage:
 * ```holoscript
 * orb#room {
 *   @spatial_contains(target: "furniture", margin: 0.1, strict: true)
 * }
 * ```
 */
export declare const spatialContainsHandler: TraitHandler<SpatialContainsConfig>;
/**
 * Runtime handler for the spatial_reachable constraint.
 *
 * Periodically checks whether an unobstructed path exists from the
 * host entity to a target entity, emitting events on state changes.
 *
 * HoloScript usage:
 * ```holoscript
 * orb#npc {
 *   @spatial_reachable(
 *     target: "exit_door",
 *     maxPathLength: 50,
 *     algorithm: "line_of_sight"
 *   )
 * }
 * ```
 */
export declare const spatialReachableHandler: TraitHandler<SpatialReachableConfig>;
//# sourceMappingURL=SpatialConstraintTraits.d.ts.map