import { AbstractBuffer } from './AbstractBuffer';
import { IBarDataSet } from '../interfaces/datasets/IBarDataSet';
export declare class BarBuffer extends AbstractBuffer<IBarDataSet> {
    dataSetIndex: number;
    dataSetCount: number;
    containsStacks: boolean;
    inverted: boolean;
    /** width of the bar on the x-axis, in values (not pixels) */
    barWidth: number;
    yAxisMin: number;
    yAxisMax: number;
    constructor(size: number, dataSetCount: number, containsStacks: boolean);
    protected addBar(entry: any, left: any, top: any, right: any, bottom: any): void;
    feed(data: IBarDataSet): number;
}