import { fabric } from 'fabric';
/**
 * Convert canvas coordinates to image coordinates
 * @param canvasX - X coordinate in canvas coordinate system
 * @param canvasY - Y coordinate in canvas coordinate system
 * @param canvas - Fabric.js canvas instance
 * @param image - Fabric.js image instance
 * @param bgImagePositionRef - Reference to background image position
 * @returns Image coordinates { x, y }
 */
export declare const canvasToImageCoords: (canvasX: number, canvasY: number, canvas: fabric.Canvas | undefined, image: fabric.Image | undefined, bgImagePositionRef: React.MutableRefObject<{
    left: number;
    top: number;
}>) => {
    x: number;
    y: number;
};
/**
 * Convert image coordinates to canvas coordinates
 * @param imageX - X coordinate in image coordinate system
 * @param imageY - Y coordinate in image coordinate system
 * @param canvas - Fabric.js canvas instance
 * @param bgImagePositionRef - Reference to background image position
 * @returns Canvas coordinates { x, y }
 */
export declare const imageToCanvasCoords: (imageX: number, imageY: number, canvas: fabric.Canvas | undefined, bgImagePositionRef: React.MutableRefObject<{
    left: number;
    top: number;
}>) => {
    x: number;
    y: number;
};