import { Coordinates, CoreSettings, CropperState, ImageTransform, InitializedCropperState, PostprocessAction, RawAspectRatio, ResizeAnchor, ResizeDirections } from "../../types/index";
import { ResizeOptions } from "../../state/index";
import { BoundingBoxType, FitToImageSettings } from "../../extensions/fit-to-image/index";
import { AbstractCropperInstancePostprocess } from "../../instance/index";
interface ExtendedState extends CropperState {
    basis?: Coordinates;
}
interface ExtendedInitializedState extends InitializedCropperState {
    basis?: Coordinates;
}
declare function stencilConstraints(rawSettings: unknown, stencilOptions: {
    boundingBox?: BoundingBoxType;
    aspectRatio?: (() => RawAspectRatio) | RawAspectRatio;
}): {
    aspectRatio: import("../../types/index").AspectRatio;
    stencilBoundingBox: BoundingBoxType | undefined;
} | {
    aspectRatio?: undefined;
    stencilBoundingBox: BoundingBoxType | undefined;
};
declare function transformImage(state: ExtendedState, settings: CoreSettings, transform: ImageTransform): CropperState;
declare function resizeCoordinates(state: CropperState, settings: CoreSettings & FitToImageSettings, anchor: ResizeAnchor, directions: ResizeDirections, options: ResizeOptions): CropperState;
declare function defaultSize(state: CropperState, settings: CoreSettings): {
    width: number;
    height: number;
};
declare function fitStencilToImage(state: ExtendedState | ExtendedInitializedState, settings: CoreSettings & FitToImageSettings, action: PostprocessAction<AbstractCropperInstancePostprocess>): ExtendedState;
declare function zoomStencil(state: ExtendedState | ExtendedInitializedState, settings: CoreSettings & FitToImageSettings, action: PostprocessAction<AbstractCropperInstancePostprocess>): ExtendedState;
export { stencilConstraints, transformImage, resizeCoordinates, defaultSize, fitStencilToImage, zoomStencil };