/**
  * Uses canvas.measureText to compute and return the width of the given text of given font in pixels.
  *
  * @param {String} text The text to be rendered.
  * @param {String} font The css font descriptor that text is to be rendered with (e.g. "bold 14px verdana").
  *
  * @see https://stackoverflow.com/questions/118241/calculate-text-width-with-javascript/21015393#21015393
  */
export declare function getTextWidth(text: string, font: string): number;
export declare function getFont(el: Element): string;
