import { IOElement } from '../../IOElement';
export declare function parseFontSizeStr(fontSize: string): {
    value: number;
    unit: string;
};
export declare function getFontSize(element: IOElement, width: number, height: number, parentFontSize: number): number | undefined;
export declare function parseFontSize(fontSize: string, width: number, height: number, parentFontSize: number): number;
