/** Imperative handle exposed via `controllerRef` — surfaces the playback controls
 *  so the `<kai-voice-output>` facade can forward them as instance methods. Both
 *  the native (speechSynthesis) and model (synthesize → Audio) paths run through
 *  these, so manual clicks and programmatic calls behave identically. */
export interface VoiceOutputController {
    /** Speak the current `text` (native by default, model if `synthesize` is set). */
    speak(): void;
    /** Pause playback (resumable). */
    pause(): void;
    /** Resume paused playback. */
    resume(): void;
    /** Stop playback and reset. */
    stop(): void;
}
export interface VoiceOutputProps {
    /** The utterance to read aloud. */
    text: string;
    /** Speak automatically when `text` is set/changed. */
    autoplay?: boolean;
    /** TTS model seam: given text, return an audio Blob to play. When set, the
     *  native speechSynthesis path is bypassed. Mirrors VoiceInput's `onTranscribe`. */
    onSynthesize?: (text: string) => Promise<Blob>;
    /** Fires whenever playback starts or stops. */
    onSpeakingChange?: (speaking: boolean) => void;
    /** Fires once the model path resolves audio (model path only). */
    onSynthesized?: (blob: Blob) => void;
    disabled?: boolean;
    class?: string;
    /** Receive the imperative controller once mounted. The `<kai-voice-output>`
     *  facade forwards these as element methods (speak/pause/resume/stop). */
    controllerRef?: (controller: VoiceOutputController) => void;
}
export declare function VoiceOutput(props: VoiceOutputProps): import("solid-js").JSX.Element;