import { DeepMaybeObservable, Supportable, ReadonlyObservable } from '@usels/core';
import { ConfigurableWindow } from '../../shared/configurable.mjs';
import '@legendapp/state';

type UseDevicePixelRatioOptions = ConfigurableWindow;
interface UseDevicePixelRatioReturn extends Supportable {
    /** Current device pixel ratio */
    pixelRatio$: ReadonlyObservable<number>;
}
/**
 * Framework-agnostic reactive `window.devicePixelRatio` tracker.
 *
 * Uses `matchMedia('(resolution: Ndppx)')` and re-registers the listener
 * whenever the DPR changes so callers always see the latest value.
 */
declare function createDevicePixelRatio(options?: DeepMaybeObservable<UseDevicePixelRatioOptions>): UseDevicePixelRatioReturn;

export { type UseDevicePixelRatioOptions, type UseDevicePixelRatioReturn, createDevicePixelRatio };