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Copyright (c) 2013-2014 Chukong Technologies

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

#ifndef __MATH_CCGEOMETRY_H__
#define __MATH_CCGEOMETRY_H__

#include <math.h>
#include <functional>

#include "base/CCPlatformMacros.h"
#include "base/ccMacros.h"
#include "math/CCMath.h"

NS_CC_BEGIN

USING_NS_CC_MATH;

/**
 * @addtogroup data_structures
 * @{
 */

// for Vector2 assignement operator and copy constructor
class CC_DLL Size;

CC_DEPRECATED_ATTRIBUTE typedef Vector2 Point;

class CC_DLL Size
{
public:
    float width;
    float height;
public:
    operator Vector2() const
    {
        return Vector2(width, height);
    }

public:
    /**
     * @js NA
     */
    Size();
    /**
     * @js NA
     */
    Size(float width, float height);
    /**
     * @js NA
     * @lua NA
     */
    Size(const Size& other);
    /**
     * @js NA
     * @lua NA
     */
    explicit Size(const Vector2& point);
    /**
     * @js NA
     * @lua NA
     */
    Size& operator= (const Size& other);
    /**
     * @js NA
     * @lua NA
     */
    Size& operator= (const Vector2& point);
    /**
     * @js NA
     * @lua NA
     */
    Size operator+(const Size& right) const;
    /**
     * @js NA
     * @lua NA
     */
    Size operator-(const Size& right) const;
    /**
     * @js NA
     * @lua NA
     */
    Size operator*(float a) const;
    /**
     * @js NA
     * @lua NA
     */
    Size operator/(float a) const;
    /**
     * @js NA
     * @lua NA
     */
    void setSize(float width, float height);
    /**
     * @js NA
     */
    bool equals(const Size& target) const;
    
    static const Size ZERO;
};

class CC_DLL Rect
{
public:
    Vector2 origin;
    Size  size;

public:
    /**
     * @js NA
     */
    Rect();
    /**
     * @js NA
     */
    Rect(float x, float y, float width, float height);
    /**
     * @js NA
     * @lua NA
     */
    Rect(const Rect& other);
    /**
     * @js NA
     * @lua NA
     */
    Rect& operator= (const Rect& other);
    /**
     * @js NA
     * @lua NA
     */
    void setRect(float x, float y, float width, float height);
    /**
     * @js NA
     */
    float getMinX() const; /// return the leftmost x-value of current rect
    /**
     * @js NA
     */
    float getMidX() const; /// return the midpoint x-value of current rect
    /**
     * @js NA
     */
    float getMaxX() const; /// return the rightmost x-value of current rect
    /**
     * @js NA
     */
    float getMinY() const; /// return the bottommost y-value of current rect
    /**
     * @js NA
     */
    float getMidY() const; /// return the midpoint y-value of current rect
    /**
     * @js NA
     */
    float getMaxY() const; /// return the topmost y-value of current rect
    /**
     * @js NA
     */
    bool equals(const Rect& rect) const;
    /**
     * @js NA
     */
    bool containsPoint(const Vector2& point) const;
    /**
     * @js NA
     */
    bool intersectsRect(const Rect& rect) const;
    /**
     * @js NA
     * @lua NA
     */
    Rect unionWithRect(const Rect & rect) const;
    
    static const Rect ZERO;
};

// end of data_structure group
/// @}

NS_CC_END

#endif // __MATH_CCGEOMETRY_H__