/*
 * Copyright (c) 2012 Chukong Technologies, Inc.
 *
 * http://www.sweetpome.com
 * http://tools.cocoachina.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to permit
 * persons to whom the Software is furnished to do so, subject to the
 * following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#pragma once

#include "cocos2d.h"
#include "SPNode.h"

using namespace cocos2d;

namespace SPII{
namespace SPArmature{

    
/*
 *  @brief   use to calculate the matrix of node from parent node
 */
class TransformHelp
{
public:
	TransformHelp();

	static void transformFromParent(Node &_boneData, const Node &_parentData);
	static void nodeToMatrix(const Node &_node, CCAffineTransform &_matrix);
	static void matrixToNode(const CCAffineTransform &_matrix, Node &_node);

public:
	static CCAffineTransform helpMatrix1;
	static CCAffineTransform helpMatrix2;

	static CCPoint helpPoint1;
	static CCPoint helpPoint2;
};

}
}