import { CSSResultGroup, LitElement, TemplateResult } from 'lit';
import { ElementLogger } from '../../base/logger';
export declare const SEEKABLE_PROGRESS_BAR_ELEMENT_TAG_NAME = "vds-seekable-progress-bar";
/**
 * Displays a progress bar from 0 to media duration with the amount of media that is seekable.
 * Seekable media is parts of the media that been downloaded and seeking to it won't result
 * in any delay or any additional loading.
 *
 * @tagname vds-seekable-progress-bar
 * @slot Used to pass content into the progress element.
 * @csspart root - The progress bar element (`<div>`).
 * @cssprop --vds-seekable-progress-bar-bg - The background color of the amount that is seekable (defaults to `#616161`).
 * @cssprop --vds-seekable-progress-bar-height - The height of the progress bar (defaults to `--vds-slider-track-height`).
 * @example
 * ```html
 * <vds-seekable-progress-bar
 *   label="Amount of seekable media"
 * ></vds-seekable-progress-bar>
 * ```
 */
export declare class SeekableProgressBarElement extends LitElement {
    static get styles(): CSSResultGroup;
    static get parts(): string[];
    protected readonly _logger: ElementLogger;
    /**
     * ♿ **ARIA:** The `aria-label` for the progress bar.
     */
    label: string;
    /**
     * ♿ **ARIA:** Human-readable text alternative for the seekable amount. If you pass
     * in a string containing `{seekableAmount}` or `{duration}` templates they'll be replaced with
     * the spoken form such as `1 hour 30 minutes`.
     */
    valueText: string;
    protected _mediaSeekableAmount: number;
    protected _mediaDuration: number;
    protected render(): TemplateResult;
    protected readonly _progressBarRef: import("lit-html/directives/ref").Ref<HTMLProgressElement>;
    /**
     * Returns the underlying `<progress>` element.
     */
    get progressBarElement(): HTMLProgressElement | undefined;
    protected _renderProgressBar(): TemplateResult;
    protected _getProgressBarValueText(): string;
    protected _renderProgressBarChildren(): TemplateResult;
    protected _renderProgressBarSlot(): TemplateResult;
}