import type { PlatformDimensions } from 'q2-tecton-common/lib/types/platformDimensions';
import type { TectonPlatformControls } from '../../types/setup';
import type { PlatformRoot } from '../../types/utility';
/**
 * Gets the current dimensions of the platform root element.
 * Returns zeroed dimensions if the target is null or disconnected from DOM.
 *
 * @param platformControlBus - Platform control bus for getting surrounding offsets
 * @param target - The platform root element (HTMLElement or Window)
 * @returns Platform dimensions including scroll position, size, and orientation
 */
export declare function getDimensions(platformControlBus: TectonPlatformControls, target: PlatformRoot): PlatformDimensions;
/**
 * Gets the platform root element based on the configured selector.
 * Falls back to window if no selector is configured.
 *
 * @param platformControlBus - Platform control bus with root selector configuration
 * @returns The platform root element or window
 */
export declare function getPlatformRoot(platformControlBus: TectonPlatformControls): PlatformRoot;
/**
 * Gets the current vertical scroll position of the window.
 *
 * @returns The window's scrollY value
 */
export declare function scrollYHelper(): number;
/**
 * Gets the current inner height of the window.
 *
 * @returns The window's innerHeight value
 */
export declare function innerHeightHelper(): number;
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