import { Object3D } from 'three';
import { TresObject, TresScene } from './types';
import { TresContext } from './context';

/**
 * Namespace for Tres-specific userData properties
 */
export interface TresUserData {
    onClick?: (event: any) => void;
    onPointerMove?: (event: any) => void;
    onPointerEnter?: (event: any) => void;
    onPointerLeave?: (event: any) => void;
    materialViaProp?: boolean;
    geometryViaProp?: boolean;
    name?: string;
    blockPointerEvents?: boolean;
}
export declare class TresPlaceholder extends Object3D {
    readonly isTresPlaceholder = true;
    debugName?: string;
    constructor(debugName?: string);
}
export declare class TresFragment extends TresPlaceholder {
    readonly isTresFragment = true;
    constructor();
}
export declare class TresComment extends TresPlaceholder {
    readonly isTresComment = true;
    constructor(text?: string);
}
export declare class TresText extends TresPlaceholder {
    readonly isTresText = true;
    textContent: string;
    constructor(text?: string);
}
type Props = [any[], [string, any][], any[]];
export declare class TresBrowserDOMApi {
    private _context;
    private _scene;
    toString(): string;
    /**
     * Set the TresContext for this API instance
     * This allows access to scene, camera, renderer from within components
     */
    setContext(context: TresContext): void;
    /**
     * Get the TresContext
     */
    getContext(): TresContext | null;
    /**
     * Get the scene for this API instance
     */
    get scene(): TresScene | null;
    /**
     * Set the scene directly (used when scene is first parent in insert)
     */
    private setScene;
    isNode(node: unknown): node is TresObject | TresPlaceholder;
    parent(node: TresObject | TresPlaceholder | null): TresObject | null;
    clearChildren(node: TresObject | TresPlaceholder | null): void;
    addEventListener(_node: TresObject | TresPlaceholder, _eventName: string, _fn: EventListener): undefined;
    element(tag: string, _isSVG?: boolean, _anchor?: boolean, _props?: Props): TresObject | TresPlaceholder | null;
    insert(parent: TresScene | TresObject | TresFragment | null, child: TresObject | TresPlaceholder | null, _anchor?: any): void;
    destroy(node: TresObject | TresPlaceholder | null): void;
    attr(node: TresObject | TresPlaceholder | null, prop: string, nextValue: any): void;
    prop(node: TresObject | TresPlaceholder | null, prop: string, nextValue: any): void;
    comment(text?: string): TresComment;
    text(text: string | number): TresText;
    textContent(node: TresText | null, text: string): void;
    fragment(): TresFragment;
}
export {};