/****************************************************************************
Copyright (c) 2010 cocos2d-x.org

http://www.cocos2d-x.org

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.

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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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****************************************************************************/

#ifndef __COCOA_CGAFFINETRANSFORM_H__
#define __COCOA_CGAFFINETRANSFORM_H__

#include "CGGeometry.h"
namespace   cocos2d {

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

CGAffineTransform __CGAffineTransformMake(CGFloat a, CGFloat b, CGFloat c, CGFloat d, CGFloat tx, CGFloat ty);
#define CGAffineTransformMake __CGAffineTransformMake

CGPoint __CGPointApplyAffineTransform(CGPoint point, CGAffineTransform t);
#define CGPointApplyAffineTransform __CGPointApplyAffineTransform

CGSize __CGSizeApplyAffineTransform(CGSize size, CGAffineTransform t);
#define CGSizeApplyAffineTransform __CGSizeApplyAffineTransform

CGAffineTransform CGAffineTransformMakeIdentity();
CGRect CGRectApplyAffineTransform(CGRect rect, CGAffineTransform anAffineTransform);

CGAffineTransform CGAffineTransformTranslate(CGAffineTransform t, float tx, float ty);
CGAffineTransform CGAffineTransformRotate(CGAffineTransform aTransform, CGFloat anAngle);
CGAffineTransform CGAffineTransformScale(CGAffineTransform t, CGFloat sx, CGFloat sy);
CGAffineTransform CGAffineTransformConcat(CGAffineTransform t1,CGAffineTransform t2);
bool CGAffineTransformEqualToTransform(CGAffineTransform t1,CGAffineTransform t2);
CGAffineTransform CGAffineTransformInvert(CGAffineTransform t);

extern const CGAffineTransform CGAffineTransformIdentity;
}//namespace   cocos2d 

#endif // __COCOA_CGAFFINETRANSFORM_H__