import { INodeInputSlot, INodeOutputSlot, OptionalProps, ReadOnlyPoint } from '../interfaces';
import { LGraphNode } from '../LGraphNode';
import { LinkId } from '../LLink';
import { SubgraphInput } from '../subgraph/SubgraphInput';
import { SubgraphOutput } from '../subgraph/SubgraphOutput';
import { IDrawOptions, NodeSlot } from './NodeSlot';
export declare class NodeOutputSlot extends NodeSlot implements INodeOutputSlot {
    #private;
    links: LinkId[] | null;
    _data?: unknown;
    slot_index?: number;
    get isWidgetInputSlot(): false;
    get collapsedPos(): ReadOnlyPoint;
    constructor(slot: OptionalProps<INodeOutputSlot, "boundingRect">, node: LGraphNode);
    isValidTarget(fromSlot: INodeInputSlot | INodeOutputSlot | SubgraphInput | SubgraphOutput): boolean;
    get isConnected(): boolean;
    draw(ctx: CanvasRenderingContext2D, options: Omit<IDrawOptions, "doStroke" | "labelPosition">): void;
}