import { NodeEditorData, NodeData, Position, Size } from '../../../../types/core';
import { ClipboardData } from '../../../../utils/clipboard';
/**
 * Copy selected nodes to clipboard
 * @param selectedNodeIds - IDs of nodes to copy
 * @param editorData - Current editor data
 * @returns ClipboardData containing copied nodes and connections
 */
export declare function copyNodesToClipboard(selectedNodeIds: string[], editorData: NodeEditorData): ClipboardData | null;
/**
 * Paste nodes from clipboard with new IDs and offset positions
 * @param offsetX - X offset for pasted nodes (default: 40)
 * @param offsetY - Y offset for pasted nodes (default: 40)
 * @returns Object containing new node data and connection data, or null if clipboard is empty
 */
export declare function pasteNodesFromClipboard(offsetX?: number, offsetY?: number): {
    nodes: Array<{
        id: string;
        type: string;
        position: Position;
        size?: Size;
        data: NodeData;
    }>;
    connections: Array<{
        fromNodeId: string;
        fromPortId: string;
        toNodeId: string;
        toPortId: string;
    }>;
    idMap: Map<string, string>;
} | null;