/****************************************************************************
 * Copyright 2021 EPAM Systems
 *
 * 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 { Point, Vec2 } from './vec2';
import { BaseMicromoleculeEntity, initiallySelectedType } from "./BaseMicromoleculeEntity";
export declare enum RxnArrowMode {
    OpenAngle = "open-angle",
    FilledTriangle = "filled-triangle",
    FilledBow = "filled-bow",
    DashedOpenAngle = "dashed-open-angle",
    Failed = "failed",
    Retrosynthetic = "retrosynthetic",
    BothEndsFilledTriangle = "both-ends-filled-triangle",
    EquilibriumFilledTriangle = "equilibrium-filled-triangle",
    EquilibriumFilledHalfBow = "equilibrium-filled-half-bow",
    EquilibriumOpenAngle = "equilibrium-open-angle",
    UnbalancedEquilibriumFilledHalfBow = "unbalanced-equilibrium-filled-half-bow",
    UnbalancedEquilibriumOpenHalfAngle = "unbalanced-equilibrium-open-half-angle",
    UnbalancedEquilibriumLargeFilledHalfBow = "unbalanced-equilibrium-large-filled-half-bow",
    UnbalancedEquilibriumFilledHalfTriangle = "unbalanced-equilibrium-filled-half-triangle",
    EllipticalArcFilledBow = "elliptical-arc-arrow-filled-bow",
    EllipticalArcFilledTriangle = "elliptical-arc-arrow-filled-triangle",
    EllipticalArcOpenAngle = "elliptical-arc-arrow-open-angle",
    EllipticalArcOpenHalfAngle = "elliptical-arc-arrow-open-half-angle"
}
export interface RxnArrowAttributes {
    mode: RxnArrowMode;
    pos?: Array<Point>;
    height?: number;
    initiallySelected?: initiallySelectedType;
}
export declare class RxnArrow extends BaseMicromoleculeEntity {
    mode: RxnArrowMode;
    pos: Array<Vec2>;
    height?: number;
    static isElliptical(arrow: any): boolean;
    constructor(attributes: RxnArrowAttributes);
    clone(): RxnArrow;
    center(): Vec2;
}