/**
 * Clipboard system for copy/paste operations
 * Framework-agnostic implementation
 */
import { Mesh } from '../geometry/mesh';
import { Group } from '../geometry/group';
import { OutlinerElement } from '../geometry/outliner_element';
import { Texture } from '../texturing/texture';
import { Animation } from '../animation/animation';
import { Keyframe } from '../animation/keyframe';
export interface ClipboardData {
    type: 'elements' | 'groups' | 'textures' | 'animations' | 'keyframes' | 'faces' | 'mesh_selection' | 'text';
    data: any;
    timestamp: number;
}
export declare class Clipboard {
    private storage;
    private maxHistory;
    /**
     * Copy elements to clipboard
     */
    copyElements(elements: OutlinerElement[]): void;
    /**
     * Copy groups to clipboard
     */
    copyGroups(groups: Group[]): void;
    /**
     * Copy textures to clipboard
     */
    copyTextures(textures: Texture[]): void;
    /**
     * Copy animations to clipboard
     */
    copyAnimations(animations: Animation[]): void;
    /**
     * Copy keyframes to clipboard
     */
    copyKeyframes(keyframes: Keyframe[]): void;
    /**
     * Copy text to clipboard
     */
    copyText(text: string): void;
    /**
     * Copy faces (UV data) to clipboard
     */
    copyFaces(faces: any[]): void;
    /**
     * Copy mesh selection to clipboard
     */
    copyMeshSelection(mesh: Mesh, selection: any): void;
    /**
     * Get clipboard data by type
     */
    get(type: string): ClipboardData | undefined;
    /**
     * Set clipboard data
     */
    set(type: string, data: ClipboardData): void;
    /**
     * Check if clipboard has data of type
     */
    has(type: string): boolean;
    /**
     * Clear clipboard
     */
    clear(type?: string): void;
    /**
     * Get all clipboard types
     */
    getTypes(): string[];
    /**
     * Cleanup old clipboard entries
     */
    private cleanup;
    /**
     * Create duplicate of elements
     */
    duplicateElements(elements: OutlinerElement[]): OutlinerElement[];
    /**
     * Export clipboard data as JSON
     */
    exportJSON(): string;
    /**
     * Import clipboard data from JSON
     */
    importJSON(json: string): boolean;
    /**
     * Validate clipboard data structure
     */
    private isValidClipboardData;
}
export declare const clipboard: Clipboard;
//# sourceMappingURL=clipboard.d.ts.map