import type { IImageDrawer, IShape, TransformMatrix } from '../../abstraction';
import { DrawerType, ShapeType } from '../../abstraction';
import { DrawerBase } from './base';
import { fabric } from 'fabric';
export declare class ImageDrawer extends DrawerBase<IShape> implements IImageDrawer {
    private _url?;
    private _image?;
    private _viewportTransform;
    constructor(url?: string);
    get type(): DrawerType;
    get viewportTransform(): TransformMatrix;
    get shapeType(): ShapeType;
    isBase(): boolean;
    isDragable(): boolean;
    isClickable(): boolean;
    isSelectable(): boolean;
    getImage(): HTMLImageElement | undefined;
    drawUrlAsync(url: string): Promise<void>;
    drawImage(image: HTMLImageElement): void;
    clear(): void;
    protected getFabricImage(image: string, option?: fabric.IImageOptions): Promise<fabric.Image>;
    protected centerImage(image: fabric.Image): void;
    private calcCenteredTransform;
    private setRendererViewport;
}