import type { Chart } from "./types.js";
import type { Rect } from "./chart.js";
export declare function drawHistogramChartEx(ctx: CanvasRenderingContext2D, chart: Chart, rect: Rect): void;
export declare function drawParetoChartEx(ctx: CanvasRenderingContext2D, chart: Chart, rect: Rect): void;
export declare function drawBoxWhiskerChartEx(ctx: CanvasRenderingContext2D, chart: Chart, rect: Rect): void;