import { BoardCamera } from "../../board-camera";
/**
 * @description The configuration for the base zoom handler.
 *
 * @category Camera
 */
export type ZoomHandlerConfig = ZoomHandlerClampConfig & ZoomHandlerRestrictConfig;
export type ZoomHandlerClampConfig = {
    /**
     * @description Whether to clamp the zoom level.
     */
    clampZoom: boolean;
};
export type ZoomHandlerRestrictConfig = {
    /**
     * @description Whether to restrict the zoom level.
     */
    restrictZoom: boolean;
};
/**
 * @description The function signature for the zoom to handler.
 *
 * @category Camera
 */
export type ZoomToHandlerFunction = (destination: number, camera: BoardCamera, config: ZoomHandlerConfig) => number;
/**
 * @description The function signature for the zoom by handler.
 *
 * @category Camera
 */
export type ZoomByHandlerFunction = (delta: number, camera: BoardCamera, config: ZoomHandlerConfig) => number;
/**
 * @description The function that is part of the zoom to handler pipeline.
 * Clamps the zoom level to the zoom boundaries.
 *
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function clampZoomToHandler(destination: number, camera: BoardCamera, config: ZoomHandlerClampConfig): number;
/**
 * @description The function that is part of the zoom by handler pipeline.
 * Clamps the zoom level to the zoom boundaries.
 *
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function clampZoomByHandler(delta: number, camera: BoardCamera, config: ZoomHandlerClampConfig): number;
/**
 * @description The function that is part of the zoom to handler pipeline.
 * Restricts the zoom level to the zoom boundaries.
 *
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function restrictZoomToHandler(destination: number, camera: BoardCamera, config: ZoomHandlerRestrictConfig): number;
/**
 * @description The function that is part of the zoom by handler pipeline.
 * Restricts the zoom level to the zoom boundaries.
 *
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function restrictZoomByHandler(delta: number, camera: BoardCamera, config: ZoomHandlerRestrictConfig): number;
/**
 * @description The function that creates the default zoom to only handler.
 * clamp -> restrict -> base
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function createDefaultZoomToOnlyHandler(): ZoomToHandlerFunction;
/**
 * @description The function that creates the default zoom by only handler.
 * clamp -> restrict -> base
 * @see {@link createHandlerChain}
 * @category Camera
 */
export declare function createDefaultZoomByOnlyHandler(): ZoomByHandlerFunction;