import { ColumnBarBase, ColumnBarBaseConfig, ColumnBarBaseInstance } from "./ColumnBarBase";
import { Rect } from "../svg/util/Rect";
import { RenderingContext } from "../ui/RenderingContext";
import { NumberProp, BooleanProp } from "../ui/Prop";
export interface BarConfig extends ColumnBarBaseConfig {
    /** Base value. Default value is `0`. */
    x0?: NumberProp;
    /** Size (height) of the bar in axis units. */
    size?: NumberProp;
    /** Set to true to auto calculate size and offset. Available only if the y axis is a category axis. */
    autoSize?: BooleanProp;
    /** Alias for size. */
    height?: number;
    /** Hide the base of the bar (x0). */
    hiddenBase?: boolean;
}
export declare class Bar extends ColumnBarBase {
    x0: number;
    size: number;
    autoSize: boolean;
    height: number;
    hiddenBase: boolean;
    constructor(config: BarConfig);
    init(): void;
    declareData(...args: any[]): any;
    checkValid(data: any): boolean;
    explore(context: RenderingContext, instance: ColumnBarBaseInstance): void;
    calculateRect(instance: ColumnBarBaseInstance): Rect;
}
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