liangchengyou / wow_english

  /******************************************************************************

   * 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.

   *****************************************************************************/
  

  #ifndef Spine_RegionAttachment_h
  #define Spine_RegionAttachment_h

  #include <spine/Attachment.h>

  #include <spine/Vector.h>
  #include <spine/Color.h>
  
  #include <spine/HasRendererObject.h>
  
  #define NUM_UVS 8
  
  namespace spine {
  	class Bone;
  
  	/// Attachment that displays a texture region.
  	class SP_API RegionAttachment : public Attachment, public HasRendererObject {
  		friend class SkeletonBinary;
  		friend class SkeletonJson;
  		friend class AtlasAttachmentLoader;
  
  		RTTI_DECL
  
  	public:
  		explicit RegionAttachment(const String& name);
  
  		void updateOffset();
  
  		void setUVs(float u, float v, float u2, float v2, bool rotate);
  
  		/// Transforms the attachment's four vertices to world coordinates.
  		/// @param bone The parent bone.
  		/// @param worldVertices The output world vertices. Must have a length greater than or equal to offset + 8.
  		/// @param offset The worldVertices index to begin writing values.
  		/// @param stride The number of worldVertices entries between the value pairs written.
  		void computeWorldVertices(Bone& bone, float *worldVertices, size_t offset, size_t stride = 2);
  		void computeWorldVertices(Bone& bone, Vector<float>& worldVertices, size_t offset, size_t stride = 2);
  
  		float getX();
  		void setX(float inValue);
  		float getY();
  		void setY(float inValue);
  		float getRotation();
  		void setRotation(float inValue);
  		float getScaleX();
  		void setScaleX(float inValue);
  		float getScaleY();
  		void setScaleY(float inValue);
  		float getWidth();
  		void setWidth(float inValue);
  		float getHeight();
  		void setHeight(float inValue);
  
  		Color& getColor();
  
  		const String& getPath();
  		void setPath(const String& inValue);
  
  		float getRegionOffsetX();
  		void setRegionOffsetX(float inValue);
  
  		float getRegionOffsetY();
  		void setRegionOffsetY(float inValue);
  
  		float getRegionWidth();
  		void setRegionWidth(float inValue);
  
  		float getRegionHeight();
  		void setRegionHeight(float inValue);
  
  		float getRegionOriginalWidth();
  		void setRegionOriginalWidth(float inValue);
  
  		float getRegionOriginalHeight();
  		void setRegionOriginalHeight(float inValue);
  
  		Vector<float>& getOffset();
  		Vector<float>& getUVs();
  
  		virtual Attachment* copy();
  
  	private:
  		static const int BLX;
  		static const int BLY;
  		static const int ULX;
  		static const int ULY;
  		static const int URX;
  		static const int URY;
  		static const int BRX;
  		static const int BRY;
  
  		float _x, _y, _rotation, _scaleX, _scaleY, _width, _height;
  		float _regionOffsetX, _regionOffsetY, _regionWidth, _regionHeight, _regionOriginalWidth, _regionOriginalHeight;
  		Vector<float> _vertexOffset;
  		Vector<float> _uvs;
  		String _path;
  		float _regionU;
  		float _regionV;
  		float _regionU2;
  		float _regionV2;
  		Color _color;
  	};

  }

  #endif /* Spine_RegionAttachment_h */