import { StateManager } from '../StateManager';
import { SDKKeys, On, Options } from '../types';
declare class SDK<T extends SDKKeys> {
    private options;
    stateManager?: StateManager<Options<T>, On<T>["change"]>;
    private renderedElement?;
    private renderTo;
    private lazyInterval?;
    private sdkBuildId;
    hasMounted: Promise<void>;
    private hasMountedResolve;
    private hasMountedReject;
    private renderHandler?;
    constructor(elementType: T, renderTo: HTMLElement, options: Options<T>, renderOptions?: {
        lazy?: boolean;
        buildId?: string;
    });
    update(options: Options<T>["options"]): Promise<void>;
    on<U extends keyof On<T>>(eventType: U, callback: On<T>[U]): Promise<void>;
    destroy(): Promise<void>;
    private mount;
    private isInViewport;
    private handleResize;
}
export default SDK;
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