import { Ref, ShallowRef } from 'vue';
import { Q as QrScannerOptions, a as QrResult, S as ScannerError, b as QrScanner, c as ScannerInternals } from './scanner-Cr2OWyoR.js';

/**
 * Vue adapter (`cam2qr/vue`): a composable that owns a QrScanner's lifecycle.
 * Vue is an optional peer dependency — this entry point is only bundled when
 * imported. Call inside setup() (or an effect scope) so teardown runs.
 */

interface UseQrScannerOptions extends QrScannerOptions {
    /**
     * Set false to keep the camera off (and release it). Default true.
     * Pass a Ref to toggle reactively.
     */
    enabled?: boolean | Ref<boolean>;
    /**
     * Suspend/resume decoding while keeping the camera stream warm (distinct
     * from `enabled`, which releases it — no black-flash or permission churn).
     * Pass a Ref to toggle reactively. `true` from the start comes up suspended,
     * even through the async camera-startup window.
     */
    paused?: boolean | Ref<boolean>;
}
interface UseQrScannerReturn {
    /** Bind to the <video> element: `<video ref="videoRef" />`. */
    videoRef: ShallowRef<HTMLVideoElement | null>;
    /** Latest decoded result. */
    result: ShallowRef<QrResult | null>;
    /** Latest camera/decode error, including start() failures. */
    error: ShallowRef<ScannerError | null>;
    /** True between the scanner's start and stop events. */
    isScanning: ShallowRef<boolean>;
    /** The underlying scanner for imperative control (torch, setCamera, …). */
    scanner: ShallowRef<QrScanner | null>;
}
/**
 * Starts scanning as soon as a video element is bound (and `enabled` is not
 * false); stops and releases the camera when the scope is disposed or when
 * disabled. Toggling `paused` suspends/resumes decoding without touching the
 * camera. Option changes other than `enabled`/`paused` do not restart the
 * camera — they are captured at scanner creation; use `scanner.value.update()`
 * for live tuning.
 */
declare function useQrScanner(options?: UseQrScannerOptions, internals?: ScannerInternals): UseQrScannerReturn;

export { type UseQrScannerOptions, type UseQrScannerReturn, useQrScanner };