export interface CanvasMeasurement {
    canvasWidth: number;
    canvasHeight: number;
}
export interface PageMeasurement {
    width: number;
    height: number;
}
export interface PageMeasurementProvider {
    getCanvasMeasurement: () => CanvasMeasurement;
}
export declare function getCachedMeasurement(cache: Record<string, PageMeasurement>, cacheKey: string, pageRef: PageMeasurementProvider, pagesScale: number): PageMeasurement;