import '@operato/popup/ox-popup.js';
import '@material/web/icon/icon.js';
import { LitElement, PropertyValues, TemplateResult } from 'lit';
import { ColumnConfig, FilterValue, GristData, SortersConfig } from '../types.js';
export declare class DataGridHeader extends LitElement {
    static styles: import("lit").CSSResult[];
    columns: ColumnConfig[];
    data: GristData;
    sorters: SortersConfig;
    filters: FilterValue[];
    filteringFeature: boolean;
    private row1;
    private row2;
    private _lastAccVal?;
    private _throttledNotifier?;
    private tooltipController?;
    connectedCallback(): void;
    render(): TemplateResult<1>;
    renderHeaderColumn({ column, clazz, start, size, align, index, group }: any): TemplateResult;
    notifyFixedLeftChange(): void;
    updated(changes: PropertyValues): void;
    _renderHeader(column: ColumnConfig): TemplateResult<1>;
    _renderSortHeader(column: ColumnConfig): TemplateResult<1>;
    _renderFilterHeader(column: ColumnConfig): TemplateResult<1>;
    _changeSort(column: ColumnConfig): void;
    _accumalate(x: number): number;
    _notifyWidthChange(idx: number, width: number): void;
    _pointerdown(e: PointerEvent, idx: number): void;
}