export type LogLevel = 'error' | 'warn' | 'info' | 'debug' | 'log';
export interface LazyOptions {
    delay?: number;
    error?: string;
    lifecycle?: Lifecycle;
    loading?: string;
    log?: boolean;
    logLevel?: LogLevel;
    observerOptions?: IntersectionObserverInit;
}
export interface LazyComponentProps {
    delay?: number;
    mode?: LazyComponentMode;
    observerOptions?: IntersectionObserverInit;
    tag?: string;
}
export type LazyComponentMode = 'once' | 'visible';
export interface ValueFormatterObject {
    delay?: number;
    error?: string;
    lifecycle?: Lifecycle;
    loading?: string;
    src: string;
}
export interface NormalizedLazyValue {
    delay?: number;
    error: string;
    lifecycle: Lifecycle;
    loading: string;
    src: string;
}
export interface ResolvedLazyOptions extends Omit<LazyOptions, 'error' | 'lifecycle' | 'loading' | 'log' | 'logLevel' | 'observerOptions'> {
    error: string;
    lifecycle: Lifecycle;
    loading: string;
    log: boolean;
    logLevel: LogLevel;
    observerOptions: IntersectionObserverInit;
}
export interface ObservedElementState<TValue = NormalizedLazyValue> {
    timeoutId?: ReturnType<typeof setTimeout>;
    value: TValue;
}
export declare enum LifecycleEnum {
    LOADING = "loading",
    LOADED = "loaded",
    ERROR = "error"
}
export type Lifecycle = {
    [x in LifecycleEnum]?: (el?: HTMLElement) => void;
};