import { ImageFormatCode } from "../ImageViewer/Models/Types";
export declare function mirrorImage(ctx: CanvasRenderingContext2D, image: HTMLImageElement, x?: number, y?: number, horizontal?: boolean, vertical?: boolean): void;
export declare type RotationPluginOptions = {
    rotatePosition: number | false;
    flipHorizontalPosition: number | false;
    flipVerticalPosition: number | false;
};
export declare class RotationPlugin {
    readonly id: string;
    options: RotationPluginOptions;
    private _initialized;
    private _rotation;
    private _originalNaturalSize;
    private _viewer;
    constructor(options?: RotationPluginOptions);
    initialize(viewer: any): void;
    dispose(): void;
    getRotation(): number;
    rotate(val: number): Promise<boolean>;
    setRotation(val: number): Promise<boolean>;
    isImageFormatSupported(imageFormat: ImageFormatCode | string): boolean;
    flip(horizontal?: boolean, vertical?: boolean): Promise<boolean>;
    flipHorizontal(): Promise<boolean>;
    flipVertical(): Promise<boolean>;
    private _removeRotateButtonFromLayout;
    private _onBeforeOpen;
    private _rotateImageData;
    private _imageSizeAfterRotation;
    private _ensureOptions;
}