text: /******************************************************************************
   * Spine Runtimes License Agreement
   * Last updated January 1, 2020. Replaces all prior versions.
   *
   * Copyright (c) 2013-2020, 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.
   *****************************************************************************/
  
  #ifdef SPINE_UE4
  #include "SpinePluginPrivatePCH.h"
  #endif
  
  #include <spine/PointAttachment.h>
  
  #include <spine/Bone.h>
  
  #include <spine/MathUtil.h>
  
  using namespace spine;
  
  RTTI_IMPL(PointAttachment, Attachment)
  
  PointAttachment::PointAttachment(const String &name) : Attachment(name), _x(0), _y(0), _rotation(0) {
  }
  
  void PointAttachment::computeWorldPosition(Bone &bone, float &ox, float &oy) {
  	bone.localToWorld(_x, _y, ox, oy);
  }
  
  float PointAttachment::computeWorldRotation(Bone &bone) {
  	float cos = MathUtil::cosDeg(_rotation);
  	float sin = MathUtil::sinDeg(_rotation);
  	float ix = cos * bone._a + sin * bone._b;
  	float iy = cos * bone._c + sin * bone._d;
  
  	return MathUtil::atan2(iy, ix) * MathUtil::Rad_Deg;
  }
  
  float PointAttachment::getX() {
  	return _x;
  }
  
  void PointAttachment::setX(float inValue) {
  	_x = inValue;
  }
  
  float PointAttachment::getY() {
  	return _y;
  }
  
  void PointAttachment::setY(float inValue) {
  	_y = inValue;
  }
  
  float PointAttachment::getRotation() {
  	return _rotation;
  }
  
  void PointAttachment::setRotation(float inValue) {
  	_rotation = inValue;
  }
  
  Attachment* PointAttachment::copy() {
  	PointAttachment* copy = new(__FILE__, __LINE__) PointAttachment(getName());
  	copy->_x = _x;
  	copy->_y = _y;
  	copy->_rotation = _rotation;
  	return copy;
  }
  