export interface MorphoViewerSignalSnapshotOptions {
    type?: "image/png" | "image/webp" | "image/jpeg";
    quality?: number;
}
export interface MorphoViewerSignalCameraResetOptions {
    zoom?: number;
}
export declare class MorphoViewerSignal<Input = void, Output = void> {
    private handler;
    constructor(handler?: (args: Input) => Output | Promise<Output>);
    dispatch(args: Input): Promise<Output>;
    register(handler: (args: Input) => Output | Promise<Output>): () => void;
}
export declare class MorphoViewerSignals {
    readonly cameraReset: MorphoViewerSignal<MorphoViewerSignalCameraResetOptions | undefined, void>;
    readonly snapshot: MorphoViewerSignal<MorphoViewerSignalSnapshotOptions | undefined, HTMLImageElement | null>;
    readonly nudgeMorphology: MorphoViewerSignal<void, void>;
    readonly setZoom: MorphoViewerSignal<number, void>;
}
//# sourceMappingURL=signals.d.ts.map