import ResizeObserver from "./resize-observer";
export interface BoxSize {
    blockSize: number;
    inlineSize: number;
}
export interface Constructable<T> {
    new (callback: ResizeObserverCallback): T;
}
export interface ResizeObserverEntry {
    borderBoxSize: BoxSize;
    contentBoxSize: BoxSize;
    contentRect: Partial<DOMRectReadOnly>;
    target: Element | SVGElement;
}
export interface ResizeObserverOptions {
    box: 'content-box' | 'border-box';
}
export interface Dimension {
    borderWidth: number;
    borderHeight: number;
    contentHeight: number;
    contentWidth: number;
}
export interface ElementData {
    dimensionPrevious: Dimension;
    dimensionCurrent: Dimension;
    bounding: DOMRectReadOnly;
    instance: ResizeObserver;
    computedStyles: CSSStyleDeclaration;
    options: ResizeObserverOptions;
}
export interface AnimationState {
    animationPlaying: boolean;
}
export declare type ResizeObserverCallback = (entries: Array<ResizeObserverEntry>) => void;