/**
 * Copyright 2023 Impulse Innovations Limited
 *
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import type { ZoomState, ZoomThresholds } from '../../types';
import type { GraphLayout, GraphLayoutWithGrouping, GraphLayoutWithTiers } from '../graph-layout/common';
export declare const MOUSE_EVENTS: readonly ["mousemove", "mouseover", "mouseout", "mousedown", "mouseup"];
/**
 * Parse a given CSS color definition to a format understood by PIXI.
 *
 * Memoized for performance
 *
 * @param color string color definition
 */
export declare function colorToPixi(color: string): [hex: number, alpha: number];
/**
 * Create a unique key based on given set of params
 *
 * @param params parameters to use
 */
export declare function createKey(...params: Array<string | number | boolean>): string;
/**
 * Get current zoom state based on current scale
 *
 * @param scale current zoom scale
 * @param zoomThresholds custom zoom thresholds to use, if not provided, default thresholds are used
 */
export declare function getZoomState(scale: number, zoomThresholds?: ZoomThresholds): ZoomState;
export declare function isGraphLayoutWithTiers(layout: GraphLayout): layout is GraphLayoutWithTiers;
export declare function isGraphLayoutWithGroups(layout: GraphLayout): layout is GraphLayoutWithGrouping;
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