import type { EffekseerComponent } from '../../effekseer';
import type { ComponentTID, EntityUID } from '../../types/CommonTypes';
import type { AnimationComponent } from '../components/Animation/AnimationComponent';
import type { AnimationStateComponent } from '../components/AnimationState/AnimationStateComponent';
import type { BlendShapeComponent } from '../components/BlendShape/BlendShapeComponent';
import type { CameraComponent } from '../components/Camera/CameraComponent';
import type { CameraControllerComponent } from '../components/CameraController/CameraControllerComponent';
import type { ConstraintComponent } from '../components/Constraint/ConstraintComponent';
import type { LightComponent } from '../components/Light/LightComponent';
import type { MeshComponent } from '../components/Mesh/MeshComponent';
import type { MeshRendererComponent } from '../components/MeshRenderer/MeshRendererComponent';
import type { PhysicsComponent } from '../components/Physics/PhysicsComponent';
import type { RaymarchingComponent } from '../components/Raymarching/RaymarchingComponent';
import type { SceneGraphComponent } from '../components/SceneGraph/SceneGraphComponent';
import type { SkeletalComponent } from '../components/Skeletal/SkeletalComponent';
import type { TransformComponent } from '../components/Transform/TransformComponent';
import type { VrmComponent } from '../components/Vrm/VrmComponent';
import type { Engine } from '../system/Engine';
import type { Component } from './Component';
import { type IRnObject, RnObject } from './RnObject';
/**
 * The Interface for an Entity.
 */
export interface IEntity extends IRnObject {
    get engine(): Engine;
    entityUID: EntityUID;
    _isAlive: boolean;
    _myLatestCopyEntityUID: EntityUID;
    /**
     * Retrieves a component of the specified type from this entity.
     * @param componentType - The constructor/class of the component to retrieve
     * @returns The component instance if found, undefined otherwise
     */
    getComponent(componentType: typeof Component): Component | undefined;
    /**
     * Retrieves a component by its unique component type identifier.
     * @param componentTID - The component type identifier
     * @returns The component instance if found, undefined otherwise
     */
    getComponentByComponentTID(componentTID: ComponentTID): Component | undefined;
    /**
     * Sets a component on this entity.
     * @param componentType - The constructor/class of the component
     * @param com - The component instance to set
     * @internal
     */
    _setComponent(componentType: typeof Component, com: Component): void;
    /**
     * Checks whether this entity has a component of the specified type.
     * @param componentType - The constructor/class of the component to check
     * @returns True if the entity has the component, false otherwise
     */
    hasComponent(componentType: typeof Component): boolean;
    /**
     * Removes a component from this entity.
     * @param componentTID - The component type identifier to remove
     * @internal
     */
    _removeComponent(componentTID: ComponentTID): void;
    /**
     * Attempts to retrieve the BlendShapeComponent from this entity.
     * @returns The BlendShapeComponent if present, undefined otherwise
     */
    tryToGetBlendShape(): BlendShapeComponent | undefined;
    /**
     * Attempts to retrieve the CameraComponent from this entity.
     * @returns The CameraComponent if present, undefined otherwise
     */
    tryToGetCamera(): CameraComponent | undefined;
    /**
     * Attempts to retrieve the CameraControllerComponent from this entity.
     * @returns The CameraControllerComponent if present, undefined otherwise
     */
    tryToGetCameraController(): CameraControllerComponent | undefined;
    /**
     * Attempts to retrieve the LightComponent from this entity.
     * @returns The LightComponent if present, undefined otherwise
     */
    tryToGetLight(): LightComponent | undefined;
    /**
     * Attempts to retrieve the MeshComponent from this entity.
     * @returns The MeshComponent if present, undefined otherwise
     */
    tryToGetMesh(): MeshComponent | undefined;
    /**
     * Attempts to retrieve the MeshRendererComponent from this entity.
     * @returns The MeshRendererComponent if present, undefined otherwise
     */
    tryToGetMeshRenderer(): MeshRendererComponent | undefined;
    /**
     * Attempts to retrieve the PhysicsComponent from this entity.
     * @returns The PhysicsComponent if present, undefined otherwise
     */
    tryToGetPhysics(): PhysicsComponent | undefined;
    /**
     * Attempts to retrieve the SceneGraphComponent from this entity.
     * @returns The SceneGraphComponent if present, undefined otherwise
     */
    tryToGetSceneGraph(): SceneGraphComponent | undefined;
    /**
     * Attempts to retrieve the SkeletalComponent from this entity.
     * @returns The SkeletalComponent if present, undefined otherwise
     */
    tryToGetSkeletal(): SkeletalComponent | undefined;
    /**
     * Attempts to retrieve the TransformComponent from this entity.
     * @returns The TransformComponent if present, undefined otherwise
     */
    tryToGetTransform(): TransformComponent | undefined;
    /**
     * Attempts to retrieve the AnimationComponent from this entity.
     * @returns The AnimationComponent if present, undefined otherwise
     */
    tryToGetAnimation(): AnimationComponent | undefined;
    /**
     * Attempts to retrieve the AnimationStateComponent from this entity.
     * @returns The AnimationStateComponent if present, undefined otherwise
     */
    tryToGetAnimationState(): AnimationStateComponent | undefined;
    /**
     * Attempts to retrieve the VrmComponent from this entity.
     * @returns The VrmComponent if present, undefined otherwise
     */
    tryToGetVrm(): VrmComponent | undefined;
    /**
     * Attempts to retrieve the ConstraintComponent from this entity.
     * @returns The ConstraintComponent if present, undefined otherwise
     */
    tryToGetConstraint(): ConstraintComponent | undefined;
    /**
     * Attempts to retrieve the EffekseerComponent from this entity.
     * @returns The EffekseerComponent if present, undefined otherwise
     */
    tryToGetEffekseer(): EffekseerComponent | undefined;
    /**
     * Attempts to retrieve the RaymarchingComponent from this entity.
     * @returns The RaymarchingComponent if present, undefined otherwise
     */
    tryToGetRaymarching(): RaymarchingComponent | undefined;
    /**
     * Destroys this entity and releases all associated resources.
     * @internal
     */
    _destroy(): void;
}
/**
 * The class that represents an entity.
 *
 * @remarks
 * The Rhodonite Entity Class which are an entities that exists in space.
 * Entities can acquire various functions by having components on themselves.
 */
export declare class Entity extends RnObject implements IEntity {
    private __engine;
    /** The Unique ID of Entity */
    private readonly ___entity_uid;
    /** The Map of components. All components must be managed in this map */
    protected __components: Map<ComponentTID, Component>;
    /** Invalid Entity UID constant value */
    static readonly invalidEntityUID = -1;
    _myLatestCopyEntityUID: number;
    /** No use yet */
    _isAlive: boolean;
    /**
     * Creates a new Entity instance.
     *
     * @remarks
     * When creating an Entity, use the createEntity method of the EntityRepository class
     * instead of directly calling this constructor.
     *
     * @param entityUID - The unique identifier for this entity
     * @param isAlive - Whether this entity is alive or not
     * @param components - Optional map of existing components to initialize with
     */
    constructor(engine: Engine, entityUID: EntityUID, isAlive: boolean, components?: Map<ComponentTID, Component>);
    /**
     * Gets the engine instance.
     * @returns The engine instance
     */
    get engine(): Engine;
    /**
     * Gets the unique identifier of this entity.
     * @returns The entity's unique ID
     */
    get entityUID(): number;
    /**
     * Sets a component on this entity.
     *
     * @remarks
     * This method associates a component instance with this entity using the component's type ID.
     * If a component of the same type already exists, it will be replaced.
     *
     * @param componentType - The constructor/class of the component to set
     * @param component - The component instance to attach to this entity
     *
     * @internal
     */
    _setComponent(componentType: typeof Component, component: Component): void;
    /**
     * Checks whether this entity has a component of the specified type.
     *
     * @param componentType - The constructor/class of the component to check for
     * @returns True if the entity has a component of the specified type, false otherwise
     */
    hasComponent(componentType: typeof Component): boolean;
    /**
     * Retrieves a component of the specified type from this entity.
     *
     * @param componentType - The constructor/class of the component to retrieve
     * @returns The component instance if found, undefined if the entity doesn't have this component type
     */
    getComponent(componentType: typeof Component): Component | undefined;
    /**
     * Retrieves a component by its unique component type identifier.
     *
     * @param componentTID - The component type identifier to look up
     * @returns The component instance if found, undefined otherwise
     */
    getComponentByComponentTID(componentTID: ComponentTID): Component | undefined;
    /**
     * Removes a component from this entity by its component type identifier.
     *
     * @param componentTID - The component type identifier of the component to remove
     *
     * @internal
     */
    _removeComponent(componentTID: ComponentTID): void;
    /**
     * Attempts to retrieve the AnimationComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the AnimationComponent
     * without requiring explicit type casting.
     *
     * @returns The AnimationComponent if this entity has one, undefined otherwise
     */
    tryToGetAnimation(): AnimationComponent | undefined;
    /**
     * Attempts to retrieve the AnimationStateComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the AnimationStateComponent
     * without requiring explicit type casting.
     *
     * @returns The AnimationStateComponent if this entity has one, undefined otherwise
     */
    tryToGetAnimationState(): AnimationStateComponent | undefined;
    /**
     * Attempts to retrieve the BlendShapeComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the BlendShapeComponent
     * without requiring explicit type casting.
     *
     * @returns The BlendShapeComponent if this entity has one, undefined otherwise
     */
    tryToGetBlendShape(): BlendShapeComponent | undefined;
    /**
     * Attempts to retrieve the CameraComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the CameraComponent
     * without requiring explicit type casting.
     *
     * @returns The CameraComponent if this entity has one, undefined otherwise
     */
    tryToGetCamera(): CameraComponent | undefined;
    /**
     * Attempts to retrieve the CameraControllerComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the CameraControllerComponent
     * without requiring explicit type casting.
     *
     * @returns The CameraControllerComponent if this entity has one, undefined otherwise
     */
    tryToGetCameraController(): CameraControllerComponent | undefined;
    /**
     * Attempts to retrieve the LightComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the LightComponent
     * without requiring explicit type casting.
     *
     * @returns The LightComponent if this entity has one, undefined otherwise
     */
    tryToGetLight(): LightComponent | undefined;
    /**
     * Attempts to retrieve the MeshComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the MeshComponent
     * without requiring explicit type casting.
     *
     * @returns The MeshComponent if this entity has one, undefined otherwise
     */
    tryToGetMesh(): MeshComponent | undefined;
    /**
     * Attempts to retrieve the MeshRendererComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the MeshRendererComponent
     * without requiring explicit type casting.
     *
     * @returns The MeshRendererComponent if this entity has one, undefined otherwise
     */
    tryToGetMeshRenderer(): MeshRendererComponent | undefined;
    /**
     * Attempts to retrieve the PhysicsComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the PhysicsComponent
     * without requiring explicit type casting.
     *
     * @returns The PhysicsComponent if this entity has one, undefined otherwise
     */
    tryToGetPhysics(): PhysicsComponent | undefined;
    /**
     * Attempts to retrieve the SceneGraphComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the SceneGraphComponent
     * without requiring explicit type casting.
     *
     * @returns The SceneGraphComponent if this entity has one, undefined otherwise
     */
    tryToGetSceneGraph(): SceneGraphComponent | undefined;
    /**
     * Attempts to retrieve the SkeletalComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the SkeletalComponent
     * without requiring explicit type casting.
     *
     * @returns The SkeletalComponent if this entity has one, undefined otherwise
     */
    tryToGetSkeletal(): SkeletalComponent | undefined;
    /**
     * Attempts to retrieve the TransformComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the TransformComponent
     * without requiring explicit type casting.
     *
     * @returns The TransformComponent if this entity has one, undefined otherwise
     */
    tryToGetTransform(): TransformComponent | undefined;
    /**
     * Attempts to retrieve the VrmComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the VrmComponent
     * without requiring explicit type casting.
     *
     * @returns The VrmComponent if this entity has one, undefined otherwise
     */
    tryToGetVrm(): VrmComponent | undefined;
    /**
     * Attempts to retrieve the ConstraintComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the ConstraintComponent
     * without requiring explicit type casting.
     *
     * @returns The ConstraintComponent if this entity has one, undefined otherwise
     */
    tryToGetConstraint(): ConstraintComponent | undefined;
    /**
     * Attempts to retrieve the EffekseerComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the EffekseerComponent
     * without requiring explicit type casting.
     *
     * @returns The EffekseerComponent if this entity has one, undefined otherwise
     */
    tryToGetEffekseer(): EffekseerComponent | undefined;
    /**
     * Attempts to retrieve the RaymarchingComponent from this entity.
     *
     * @remarks
     * This is a convenience method that provides type-safe access to the RaymarchingComponent
     * without requiring explicit type casting.
     *
     * @returns The RaymarchingComponent if present, undefined otherwise
     */
    tryToGetRaymarching(): RaymarchingComponent | undefined;
    /**
     * Destroys this entity and releases all associated resources.
     *
     * @remarks
     * This method calls the destroy method on all components attached to this entity,
     * unregisters the entity from the RnObject tracking system (to clean up unique names),
     * and marks the entity as no longer alive. After calling this method, the entity
     * should not be used.
     */
    _destroy(): void;
}