import { NativeElement } from '@nonoun/native-core';
export type GripperMode = 'resize-horizontal' | 'resize-vertical' | 'resize-corner';
export type GripperPlacement = 'start' | 'end' | 'top' | 'bottom' | 'top-start' | 'top-end' | 'bottom-start' | 'bottom-end';
/**
 * Declarative gripper handle that escapes overflow via Popover API
 * and positions itself via CSS Anchor Positioning. Delegates resize
 * logic to ResizeController.
 *
 * @attr {string} mode - Grip mode: resize-horizontal, resize-vertical, resize-corner
 * @attr {string} for - ID of the target element to manipulate
 * @attr {string} placement - Where to place relative to target: start, end, top, bottom, top-start, etc.
 * @attr {number} min - Minimum value (px) for resize (both axes fallback)
 * @attr {number} max - Maximum value (px) for resize (both axes fallback)
 * @attr {number} min-width - Minimum width (px) for corner mode. Falls back to `min`.
 * @attr {number} max-width - Maximum width (px) for corner mode. Falls back to `max`.
 * @attr {number} min-height - Minimum height (px) for corner mode. Falls back to `min`.
 * @attr {number} max-height - Maximum height (px) for corner mode. Falls back to `max`.
 * @attr {number} step - Snap-to-grid increment (px)
 * @attr {boolean} reverse - Reverse drag direction
 * @attr {boolean} disabled - Disable interaction
 */
export declare class NGripper extends NativeElement {
    #private;
    static observedAttributes: string[];
    setup(): void;
    teardown(): void;
    attributeChangedCallback(name: string, old: string | null, val: string | null): void;
}
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