/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated July 28, 2023. Replaces all prior versions.
 *
 * Copyright (c) 2013-2023, Esoteric Software LLC
 *
 * Integration of the Spine Runtimes into software or otherwise creating
 * derivative works of the Spine Runtimes is permitted under the terms and
 * conditions of Section 2 of the Spine Editor License Agreement:
 * http://esotericsoftware.com/spine-editor-license
 *
 * Otherwise, it is permitted to integrate the Spine Runtimes into software or
 * otherwise create derivative works of the Spine Runtimes (collectively,
 * "Products"), provided that each user of the Products must obtain their own
 * Spine Editor license and redistribution of the Products in any form must
 * include this license and copyright notice.
 *
 * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
 * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE
 * SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/
import { Color } from "./Utils.js";
/** Stores the setup pose for a {@link Bone}. */
export declare class BoneData {
    /** The index of the bone in {@link Skeleton#getBones()}. */
    index: number;
    /** The name of the bone, which is unique across all bones in the skeleton. */
    name: string;
    /** @returns May be null. */
    parent: BoneData | null;
    /** The bone's length. */
    length: number;
    /** The local x translation. */
    x: number;
    /** The local y translation. */
    y: number;
    /** The local rotation in degrees, counter clockwise. */
    rotation: number;
    /** The local scaleX. */
    scaleX: number;
    /** The local scaleY. */
    scaleY: number;
    /** The local shearX. */
    shearX: number;
    /** The local shearX. */
    shearY: number;
    /** The transform mode for how parent world transforms affect this bone. */
    inherit: Inherit;
    /** When true, {@link Skeleton#updateWorldTransform()} only updates this bone if the {@link Skeleton#skin} contains this
      * bone.
      * @see Skin#bones */
    skinRequired: boolean;
    /** The color of the bone as it was in Spine. Available only when nonessential data was exported. Bones are not usually
     * rendered at runtime. */
    color: Color;
    /** The bone icon as it was in Spine, or null if nonessential data was not exported. */
    icon?: string;
    /** False if the bone was hidden in Spine and nonessential data was exported. Does not affect runtime rendering. */
    visible: boolean;
    constructor(index: number, name: string, parent: BoneData | null);
}
/** Determines how a bone inherits world transforms from parent bones. */
export declare enum Inherit {
    Normal = 0,
    OnlyTranslation = 1,
    NoRotationOrReflection = 2,
    NoScale = 3,
    NoScaleOrReflection = 4
}