import { ChangeDetectorRef, ElementRef, EventEmitter, NgZone, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { DomSanitizer, SafeStyle, SafeUrl } from '@angular/platform-browser';
import { CropperOptions, CropperPosition, Dimensions, ImageCroppedEvent, ImageTransform, LoadedImage } from '../interfaces';
import { OutputFormat } from '../interfaces/cropper-options.interface';
import { CropperState } from './cropper.state';
import { MoveTypes, Position } from '../interfaces/move-start.interface';
import { BasicEvent } from '../interfaces/basic-event.interface';
import * as i0 from "@angular/core";
export declare class ImageCropperComponent implements OnChanges, OnInit, OnDestroy {
    private sanitizer;
    private cd;
    private zone;
    private readonly pinchStart$;
    private readonly cropService;
    private readonly loadImageService;
    private setImageMaxSizeRetries;
    private moveStart?;
    private resizedWhileHidden;
    protected readonly moveTypes: typeof MoveTypes;
    protected readonly state: CropperState;
    readonly safeImgDataUrl: import("@angular/core").WritableSignal<string | SafeUrl>;
    safeTransformStyle?: SafeStyle | string;
    marginLeft: SafeStyle | string;
    imageVisible: boolean;
    wrapper: ElementRef<HTMLDivElement>;
    sourceImage: ElementRef<HTMLDivElement>;
    imageChangedEvent?: Event | null;
    imageURL?: string;
    imageBase64?: string;
    imageFile?: File;
    imageAltText?: string;
    options?: Partial<CropperOptions>;
    cropperFrameAriaLabel?: string;
    output?: 'blob' | 'base64';
    format?: OutputFormat;
    autoCrop?: boolean;
    cropper?: CropperPosition;
    transform?: ImageTransform;
    maintainAspectRatio?: boolean;
    aspectRatio?: number;
    resetCropOnAspectRatioChange?: boolean;
    resizeToWidth?: number;
    resizeToHeight?: number;
    cropperMinWidth?: number;
    cropperMinHeight?: number;
    cropperMaxHeight?: number;
    cropperMaxWidth?: number;
    cropperStaticWidth?: number;
    cropperStaticHeight?: number;
    canvasRotation?: number;
    initialStepSize?: number;
    roundCropper?: boolean;
    onlyScaleDown?: boolean;
    imageQuality?: number;
    backgroundColor?: string;
    containWithinAspectRatio?: boolean;
    hideResizeSquares?: boolean;
    allowMoveImage: boolean;
    checkImageType: boolean;
    alignImage?: 'left' | 'center';
    disabled: boolean;
    hidden: boolean;
    imageCropped: EventEmitter<ImageCroppedEvent>;
    startCropImage: EventEmitter<void>;
    imageLoaded: EventEmitter<LoadedImage>;
    cropperReady: EventEmitter<Dimensions>;
    loadImageFailed: EventEmitter<void>;
    transformChange: EventEmitter<ImageTransform>;
    cropperChange: EventEmitter<CropperPosition>;
    get alignImageStyle(): "center" | "left";
    constructor(sanitizer: DomSanitizer, cd: ChangeDetectorRef, zone: NgZone);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    private onChangesInputImage;
    private isValidImageChangedEvent;
    private reset;
    private loadImageFile;
    private loadBase64Image;
    private loadImageFromURL;
    private setLoadedImage;
    loadImageError(error: unknown): void;
    private setCssTransform;
    imageLoadedInView(): void;
    private checkImageMaxSizeRecursively;
    private sourceImageLoaded;
    onResize(): void;
    keyboardAccess(event: KeyboardEvent): void;
    private changeKeyboardStepSize;
    private keyboardMoveCropper;
    startMove(event: Event | BasicEvent, moveType: MoveTypes, position?: Position | null): void;
    private initMouseMove;
    private handleMouseMove;
    private handleMouseUp;
    startPinch(event: TouchEvent): void;
    private initPinch;
    handlePinchMove(event: TouchEvent): void;
    handlePinchStop(): void;
    private setMaxSize;
    private emitCropperPositionChange;
    private doAutoCrop;
    crop(): ImageCroppedEvent | null;
    crop(output: 'base64'): ImageCroppedEvent | null;
    crop(output: 'blob'): Promise<ImageCroppedEvent> | null;
    private cropToBlob;
    private cropToBase64;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ImageCropperComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ImageCropperComponent, "image-cropper", never, { "imageChangedEvent": { "alias": "imageChangedEvent"; "required": false; }; "imageURL": { "alias": "imageURL"; "required": false; }; "imageBase64": { "alias": "imageBase64"; "required": false; }; "imageFile": { "alias": "imageFile"; "required": false; }; "imageAltText": { "alias": "imageAltText"; "required": false; }; "options": { "alias": "options"; "required": false; }; "cropperFrameAriaLabel": { "alias": "cropperFrameAriaLabel"; "required": false; }; "output": { "alias": "output"; "required": false; }; "format": { "alias": "format"; "required": false; }; "autoCrop": { "alias": "autoCrop"; "required": false; }; "cropper": { "alias": "cropper"; "required": false; }; "transform": { "alias": "transform"; "required": false; }; "maintainAspectRatio": { "alias": "maintainAspectRatio"; "required": false; }; "aspectRatio": { "alias": "aspectRatio"; "required": false; }; "resetCropOnAspectRatioChange": { "alias": "resetCropOnAspectRatioChange"; "required": false; }; "resizeToWidth": { "alias": "resizeToWidth"; "required": false; }; "resizeToHeight": { "alias": "resizeToHeight"; "required": false; }; "cropperMinWidth": { "alias": "cropperMinWidth"; "required": false; }; "cropperMinHeight": { "alias": "cropperMinHeight"; "required": false; }; "cropperMaxHeight": { "alias": "cropperMaxHeight"; "required": false; }; "cropperMaxWidth": { "alias": "cropperMaxWidth"; "required": false; }; "cropperStaticWidth": { "alias": "cropperStaticWidth"; "required": false; }; "cropperStaticHeight": { "alias": "cropperStaticHeight"; "required": false; }; "canvasRotation": { "alias": "canvasRotation"; "required": false; }; "initialStepSize": { "alias": "initialStepSize"; "required": false; }; "roundCropper": { "alias": "roundCropper"; "required": false; }; "onlyScaleDown": { "alias": "onlyScaleDown"; "required": false; }; "imageQuality": { "alias": "imageQuality"; "required": false; }; "backgroundColor": { "alias": "backgroundColor"; "required": false; }; "containWithinAspectRatio": { "alias": "containWithinAspectRatio"; "required": false; }; "hideResizeSquares": { "alias": "hideResizeSquares"; "required": false; }; "allowMoveImage": { "alias": "allowMoveImage"; "required": false; }; "checkImageType": { "alias": "checkImageType"; "required": false; }; "alignImage": { "alias": "alignImage"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "hidden": { "alias": "hidden"; "required": false; }; }, { "imageCropped": "imageCropped"; "startCropImage": "startCropImage"; "imageLoaded": "imageLoaded"; "cropperReady": "cropperReady"; "loadImageFailed": "loadImageFailed"; "transformChange": "transformChange"; "cropperChange": "cropperChange"; }, never, never, true, never>;
}