import { CropDefinition, DocumentElement, MaskDefinition, SizeDefinition } from '../../types';
import { MaskRect, MaskShapeKey } from './mask-shape-geometry';
export type MaskCropDefinition = CropDefinition & Required<Pick<CropDefinition, 'x1Percent' | 'y1Percent' | 'widthPercent' | 'heightPercent'>>;
export type ShapeMaskedElement = DocumentElement & {
    maskDefinition: MaskDefinition & {
        shape: MaskShapeKey;
    };
    cropDefinition: MaskCropDefinition;
};
export declare function hasShapeMask(element: DocumentElement): element is ShapeMaskedElement;
export declare function getShapeMaskKey(element: DocumentElement): MaskShapeKey | null;
export declare function getShapeMaskRotation(element: DocumentElement): number;
export declare function normalizeMaskRotation(rotation: number): number;
export declare function isShapeMaskable(element: DocumentElement): boolean;
export declare function getDefaultShapeMaskCrop(size: SizeDefinition): CropDefinition;
export declare function cropDefinitionToMaskRect(crop: CropDefinition, size: SizeDefinition): MaskRect;
export declare function maskRectToCropDefinition(rect: MaskRect, size: SizeDefinition): CropDefinition;
export declare const SHAPE_MASK_CLEAR_FIELDS: {
    readonly maskDefinition: any;
    readonly cropDefinition: any;
    readonly imageSize: any;
    readonly imagePosition: any;
};