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

#ifndef __COCOA_CGAFFINETRANSFORM_H__
#define __COCOA_CGAFFINETRANSFORM_H__

#include "CCGeometry.h"
#include "CCPlatformMacros.h"

namespace   cocos2d {

struct CCAffineTransform {
  CGFloat a, b, c, d;
  CGFloat tx, ty;
};

CC_DLL CCAffineTransform __CCAffineTransformMake(CGFloat a, CGFloat b, CGFloat c, CGFloat d, CGFloat tx, CGFloat ty);
#define CCAffineTransformMake __CCAffineTransformMake

CC_DLL CCPoint __CCPointApplyAffineTransform(const CCPoint& point, const CCAffineTransform& t);
#define CCPointApplyAffineTransform __CCPointApplyAffineTransform

CC_DLL CCSize __CCSizeApplyAffineTransform(const CCSize& size, const CCAffineTransform& t);
#define CCSizeApplyAffineTransform __CCSizeApplyAffineTransform

CC_DLL CCAffineTransform CCAffineTransformMakeIdentity();
CC_DLL CCRect CCRectApplyAffineTransform(const CCRect& rect, const CCAffineTransform& anAffineTransform);

CC_DLL CCAffineTransform CCAffineTransformTranslate(const CCAffineTransform& t, float tx, float ty);
CC_DLL CCAffineTransform CCAffineTransformRotate(const CCAffineTransform& aTransform, CGFloat anAngle);
CC_DLL CCAffineTransform CCAffineTransformScale(const CCAffineTransform& t, CGFloat sx, CGFloat sy);
CC_DLL CCAffineTransform CCAffineTransformConcat(const CCAffineTransform& t1, const CCAffineTransform& t2);
CC_DLL bool CCAffineTransformEqualToTransform(const CCAffineTransform& t1, const CCAffineTransform& t2);
CC_DLL CCAffineTransform CCAffineTransformInvert(const CCAffineTransform& t);

extern const CCAffineTransform CCAffineTransformIdentity;
}//namespace   cocos2d 

#endif // __COCOA_CGAFFINETRANSFORM_H__