import { CropperOptions, OutputFormat, OutputType } from './cropper-options.interface';
import { ImageTransform } from './image-transform.interface';
import { SimpleChanges } from '@angular/core';
export declare class CropperSettings {
    format: OutputFormat;
    output: OutputType;
    maintainAspectRatio: boolean;
    transform: ImageTransform;
    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;
    autoCrop: boolean;
    backgroundColor: string | null;
    containWithinAspectRatio: boolean;
    hideResizeSquares: boolean;
    alignImage: 'left' | 'center';
    cropperFrameAriaLabel: string;
    cropperScaledMinWidth: number;
    cropperScaledMinHeight: number;
    cropperScaledMaxWidth: number;
    cropperScaledMaxHeight: number;
    stepSize: number;
    setOptions(options: Partial<CropperOptions>): void;
    setOptionsFromChanges(changes: SimpleChanges): void;
    private validateOptions;
}