axmol/cocos2dx/include/CCGeometry.h

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Copyright (c) 2010 cocos2d-x.org

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#ifndef __COCOS_CGGEMETRY_H__
#define __COCOS_CGGEMETRY_H__

#include "CCCommon.h"

namespace   cocos2d {

typedef float CGFloat;

class CC_DLL CCPoint
{
public:
    float x;
    float y;

public:

    CCPoint();
    CCPoint(float x, float y);

public:
    static bool CCPointEqualToPoint(const CCPoint& point1, const CCPoint& point2);
};

class CC_DLL CCSize
{
public:
    float width;
    float height;

public:
    CCSize();
    CCSize(float width, float height);

public:
    static bool CCSizeEqualToSize(const CCSize& size1, const CCSize& size2);
};

class CC_DLL CCRect
{
public:
    CCPoint origin;
    CCSize  size;

public:
    CCRect();
    CCRect(float x, float y, float width, float height);

public:
    //! return the leftmost x-value of 'rect'
    static CGFloat CCRectGetMinX(const CCRect& rect);

    //! return the rightmost x-value of 'rect'
    static CGFloat CCRectGetMaxX(const CCRect& rect);

    //! return the midpoint x-value of 'rect'
    static CGFloat CCRectGetMidX(const CCRect& rect);

    //! Return the bottommost y-value of `rect'
    static CGFloat CCRectGetMinY(const CCRect& rect);

    //! Return the topmost y-value of `rect'
    static CGFloat CCRectGetMaxY(const CCRect& rect);

    //! Return the midpoint y-value of `rect'
    static CGFloat CCRectGetMidY(const CCRect& rect);

    static bool CCRectEqualToRect(const CCRect& rect1, const CCRect& rect2);

    static bool CCRectContainsPoint(const CCRect& rect, const CCPoint& point);

    static bool CCRectIntersectsRect(const CCRect& rectA, const CCRect& rectB);
};


#define CCPointMake(x, y) CCPoint((x), (y))
#define CCSizeMake(width, height) CCSize((width), (height))
#define CCRectMake(x, y, width, height) CCRect((x), (y), (width), (height))


const CCPoint CCPointZero = CCPointMake(0,0);

/* The "zero" size -- equivalent to CCSizeMake(0, 0). */
const CCSize CCSizeZero = CCSizeMake(0,0);

/* The "zero" rectangle -- equivalent to CCRectMake(0, 0, 0, 0). */
const CCRect CCRectZero = CCRectMake(0,0,0,0);

}//namespace   cocos2d

#endif // __COCOS_CGGEMETRY_H__