import { PoChartComponent } from './po-chart.component';
export declare class PoChartGaugeUtils {
    private readonly component;
    constructor(component: PoChartComponent);
    setGaugeOptions(options: any, fontSizeText: any): void;
    setListTypeGauge(serie: any, fontSizes: {
        fontSizeMd: number;
        fontSizeLg: number;
        fontSizeSubtitle: number;
    }): any;
    private setPropertiesGauge;
    setPropertiesDefaultHeight(center: [string, string]): {
        radius: string;
        lengthPointer: string;
        center: [string, string];
        widthSubtitle: number;
    };
    setSerieTypeGauge(serie: any, color: string): void;
    private normalizeToRelativePercentage;
    finalizeSerieTypeGauge(serie: any): any[];
    private buildGaugeAxisLineColorsWithGaps;
}