/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated May 1, 2019. Replaces all prior versions.
 *
 * Copyright (c) 2013-2019, 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.
 *
 * THIS SOFTWARE IS 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 THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/

using UnityEngine;

namespace Spine.Unity.Examples {
	public class SpineboyTargetController : MonoBehaviour {

		public SkeletonAnimation skeletonAnimation;

		[SpineBone(dataField:"skeletonAnimation")]
		public string boneName;
		public new Camera camera;

		Bone bone;

		void OnValidate () {
			if (skeletonAnimation == null) skeletonAnimation = GetComponent<SkeletonAnimation>();
		}

		void Start () {
			bone = skeletonAnimation.Skeleton.FindBone(boneName);
		}

		void Update () {
			var mousePosition = Input.mousePosition;
			var worldMousePosition = camera.ScreenToWorldPoint(mousePosition);
			var skeletonSpacePoint = skeletonAnimation.transform.InverseTransformPoint(worldMousePosition);
			skeletonSpacePoint.x *= skeletonAnimation.Skeleton.ScaleX;
			skeletonSpacePoint.y *= skeletonAnimation.Skeleton.ScaleY;
			bone.SetLocalPosition(skeletonSpacePoint);
		}
	}

}
