import Chart, { ChartComponentLike } from 'chart.js/auto';
export declare const PLUGIN_ID = "labels";
export declare const getChartLabelPlugin: () => ChartComponentLike;
export declare class ChartLabel {
    chart: Chart;
    ctx: any;
    args: any;
    percentage: any;
    totalPercentage: any;
    barTotalPercentage: any;
    total: any;
    barTotal: any;
    options: any;
    labelBounds: any;
    setup(chart: Chart, options: any): void;
    private render;
    private renderToDataset;
    private renderToElement;
    private renderLabel;
    private renderBaseLabel;
    private renderArcLabel;
    private shouldRenderToElement;
    private getLabel;
    private getFontColor;
    private getPercentage;
    private getRenderInfo;
    private getBaseRenderInfo;
    private getArcRenderInfo;
    private getBarRenderInfo;
    private outsideInRange;
    private drawable;
    private measureLabel;
    private loadImage;
    private isChartType;
}