重载操作符

/**

 * 重载操作 

 * add: duanxian

 * date: 2014.03.31

 */

 

#ifndef ZJH_MyOperator_h

#define ZJH_MyOperator_h

 

#include "cocos2d.h"

 

usingnamespacecocos2d;

 

// -- operator +

 

inlinecocos2d::CCPointoperator + ( constcocos2d::CCPoint& p1, constcocos2d::CCPoint& p2 ) {

    return ccp( p1.x + p2.x, p1.y + p2.y );

}

 

inlinecocos2d::CCPointoperator + ( constcocos2d::CCPoint& p1, constcocos2d::CCSize& s2 ) {

    return ccp( p1.x + s2.width, p1.y + s2.height );

}

 

inlinecocos2d::CCPointoperator + ( constcocos2d::CCSize& s1, constcocos2d::CCPoint& p2 ) {

    return ccp( s1.width + p2.x, s1.height + p2.y );

}

 

inlinecocos2d::CCPointoperator + ( constcocos2d::CCSize& s1, constcocos2d::CCSize& s2 ) {

    return ccp( s1.width + s2.width, s1.height + s2.height );

}

 

// -- operator -

 

inlinecocos2d::CCPointoperator - ( constcocos2d::CCPoint& p1, constcocos2d::CCPoint& p2 ) {

    return ccp( p1.x - p2.x, p1.y - p2.y );

}

 

inlinecocos2d::CCPointoperator - ( constcocos2d::CCPoint& p1, constcocos2d::CCSize& s2 ) {

    return ccp( p1.x - s2.width, p1.y - s2.height );

}

 

inlinecocos2d::CCPointoperator - ( constcocos2d::CCSize& s1, constcocos2d::CCPoint& p2 ) {

    return ccp( s1.width - p2.x, s1.height - p2.y );

}

 

inlinecocos2d::CCPointoperator - ( constcocos2d::CCSize& s1, constcocos2d::CCSize& s2 ) {

    return ccp( s1.width - s2.width, s1.height - s2.height );

}

 

// -- operator *

 

inline cocos2d::CCPoint operator * ( const cocos2d::CCPoint& p1, const float scale ) {

    return ccp( p1.x * scale, p1.y * scale );

}

 

inline cocos2d::CCPoint operator * ( const cocos2d::CCSize& s1, const float scale ) {

    return ccp( s1.width * scale, s1.height * scale );

}

 

inline cocos2d::CCPoint operator * ( const float scale, const cocos2d::CCPoint& p2 ) {

    return ccp( scale * p2.x, scale * p2.y );

}

 

inline cocos2d::CCPoint operator * ( const float scale, const cocos2d::CCSize& s2 ) {

    return ccp( scale * s2.width, scale * s2.height );

}

 

// -- operator /

 

inline cocos2d::CCPoint operator / ( const cocos2d::CCPoint& p1, const float scale ) {

    return ccp( p1.x/scale, p1.y/scale );

}

 

inline cocos2d::CCPoint operator / ( const cocos2d::CCSize& s1, const float scale ) {

    return ccp( s1.width/scale, s1.height/scale );

}

 

inline cocos2d::CCPoint operator / ( const float scale, const cocos2d::CCPoint& p2 ) {

    return ccp( scale/p2.x, scale/p2.y );

}

 

inline cocos2d::CCPoint operator / ( const float scale, const cocos2d::CCSize& s2 ) {

    return ccp( scale/s2.width, scale/s2.height );

}

 

inline cocos2d::CCSpriteFrame* getMySpriteFrame( const std::string name ) {

    CCSpriteFrame* pFrame = CCSpriteFrameCache::sharedSpriteFrameCache()->spriteFrameByName( name.c_str() );

    

    if( pFrame ) {

        return pFrame;

    }

    CCLOG("spriteFrame create is fail by getMySpriteFrame(/*name*/) %s ", name.c_str() );

    

    returnNULL;

}

 

inline cocos2d::CCSprite* getMySprite( const std::string name ) {

    CCSprite* pSprite = CCSprite::createWithSpriteFrame( getMySpriteFrame( name ) );

    if( pSprite ) {

        return pSprite;

    }

    CCLOG("sprite create is fail by getMySprite(/*name*/) %s ", name.c_str() );

    returnNULL;

}

 

#endif

 

转载请注明出处：http://www.cnblogs.com/wodehao0808/p/3642320.html