import { ContextManager, Event, Observable } from '@zcomponent/core';
import { Group } from '../../Group';
import { TriggerPreviewMesh } from './util/TriggerPreviewMesh';
import { TriggerShape } from './ITrigger';
export interface TriggerConstructorProps {
    shape?: TriggerShape;
}
/**
 * Represents a collision event involving triggers.
 */
export interface CollisionEvent {
    thisTrigger: Trigger;
    otherTrigger: Trigger;
}
/**
 * Abstract base class for Trigger objects, extending the Group class.
 * Manages collision events, updates, and visualization in a 3D environment.
 */
export declare abstract class Trigger extends Group {
    /**
     * Specifies whether this trigger is a trigger or a collider.
     * @zprop
     * @zgroup Trigger
     * @zgrouppriority 20
     * @zdefault false
     * @zparents three/Object3D/**
     */
    isTrigger: Observable<boolean, never>;
    previewMesh: TriggerPreviewMesh;
    /**
     * Event triggered when a collision with another trigger starts.
     * @zui
     **/
    onCollisionEnter: Event<[CollisionEvent]>;
    /**
     * Event triggered when a collision with another trigger ends.
     * @zui
     **/
    onCollisionLeave: Event<[CollisionEvent]>;
    /**
     * Event triggered when a collision with another trigger continues in a new frame.
     * @zui
     * */
    onCollisionMove: Event<[CollisionEvent]>;
    didMove: boolean;
    private previousWorldMatrix;
    shape: TriggerShape;
    private isReady;
    /**
     * Constructs a Trigger instance.
     * @param ctx The context manager for the trigger.
     * @param props The properties for trigger construction, including shape.
     */
    constructor(ctx: ContextManager, props: TriggerConstructorProps);
    private _updateEnabled;
    /**
     * Abstract method for updating the trigger. Must be implemented by subclasses.
     */
    abstract update(): void;
    private collidingComponents;
    private _frame;
    private updateMovementState;
}