Paddle类 参考

#include <Paddle.h>

类 Paddle 继承关系图:

Paddle 的协作图:

Public 成员函数
	Paddle ()
virtual	~Paddle ()
cocos2d::Rect	getRect ()
bool	initWithTexture (cocos2d::Texture2D *aTexture) override
virtual void	onEnter () override
virtual void	onExit () override
bool	containsTouchLocation (cocos2d::Touch *touch)
bool	onTouchBegan (cocos2d::Touch *touch, cocos2d::Event *event)
void	onTouchMoved (cocos2d::Touch *touch, cocos2d::Event *event)
void	onTouchEnded (cocos2d::Touch *touch, cocos2d::Event *event)
virtual Paddle *	clone () const override

静态 Public 成员函数
static Paddle *	createWithTexture (cocos2d::Texture2D *aTexture)

Private 属性
PaddleState	_state

详细描述

在文件 Paddle.h 第 37 行定义.

构造及析构函数说明

Paddle()

Paddle::Paddle

(

)

在文件 Paddle.cpp 第 29 行定义.

{
}

被这些函数引用 createWithTexture().

这是这个函数的调用关系图:

~Paddle()

Paddle::~Paddle ( )

virtual

在文件 Paddle.cpp 第 33 行定义.

{
}

成员函数说明

clone()

Paddle * Paddle::clone ( ) const

overridevirtual

在文件 Paddle.cpp 第 119 行定义.

{
    Paddle* ret = Paddle::createWithTexture(_texture);
    ret->_state = _state;
    ret->setPosition(getPosition());
    ret->setAnchorPoint(getAnchorPoint());
    return ret;
}

引用了 _state , 以及 createWithTexture().

函数调用图:

containsTouchLocation()

bool Paddle::containsTouchLocation

(

cocos2d::Touch *

touch

)

在文件 Paddle.cpp 第 84 行定义.

{
    return getRect().containsPoint(convertTouchToNodeSpaceAR(touch));
}

引用了 getRect().

被这些函数引用 onTouchBegan().

函数调用图:

这是这个函数的调用关系图:

createWithTexture()

Paddle * Paddle::createWithTexture ( cocos2d::Texture2D *  aTexture )

static

在文件 Paddle.cpp 第 43 行定义.

{
    Paddle* pPaddle = new (std::nothrow) Paddle();
    pPaddle->initWithTexture(aTexture);
    pPaddle->autorelease();
 
    return pPaddle;
}

引用了 initWithTexture() , 以及 Paddle().

被这些函数引用 clone() , 以及 PongLayer::PongLayer().

函数调用图:

这是这个函数的调用关系图:

getRect()

Rect Paddle::getRect

(

)

在文件 Paddle.cpp 第 37 行定义.

{
    auto s = getTexture()->getContentSize();
    return Rect(-s.width / 2, -s.height / 2, s.width, s.height);
}

被这些函数引用 Ball::collideWithPaddle() , 以及 containsTouchLocation().

这是这个函数的调用关系图:

initWithTexture()

bool Paddle::initWithTexture ( cocos2d::Texture2D *  aTexture )

override

在文件 Paddle.cpp 第 52 行定义.

{
    if( Sprite::initWithTexture(aTexture) )
    {
        _state = kPaddleStateUngrabbed;
    }
    
    return true;
}

引用了 _state , 以及 kPaddleStateUngrabbed.

被这些函数引用 createWithTexture().

这是这个函数的调用关系图:

onEnter()

void Paddle::onEnter ( )

overridevirtual

在文件 Paddle.cpp 第 62 行定义.

{
    Sprite::onEnter();
    
    // Register Touch Event
    auto listener = EventListenerTouchOneByOne::create();
    listener->setSwallowTouches(true);
    
    listener->onTouchBegan = CC_CALLBACK_2(Paddle::onTouchBegan, this);
    listener->onTouchMoved = CC_CALLBACK_2(Paddle::onTouchMoved, this);
    listener->onTouchEnded = CC_CALLBACK_2(Paddle::onTouchEnded, this);
    
    _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
}

引用了 onTouchBegan(), onTouchEnded() , 以及 onTouchMoved().

函数调用图:

onExit()

void Paddle::onExit ( )

overridevirtual

在文件 Paddle.cpp 第 77 行定义.

{
//    auto director = Director::getInstance();
//    director->getTouchDispatcher()->removeDelegate(this);
    Sprite::onExit();
}    

onTouchBegan()

bool Paddle::onTouchBegan	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Paddle.cpp 第 89 行定义.

{
    CCLOG("Paddle::onTouchBegan id = %d, x = %f, y = %f", touch->getID(), touch->getLocation().x, touch->getLocation().y);
    
    if (_state != kPaddleStateUngrabbed) return false;
    if ( !containsTouchLocation(touch) ) return false;
    
    _state = kPaddleStateGrabbed;
    CCLOG("return true");
    return true;
}

引用了 _state, containsTouchLocation(), kPaddleStateGrabbed , 以及 kPaddleStateUngrabbed.

被这些函数引用 onEnter().

函数调用图:

这是这个函数的调用关系图:

onTouchEnded()

void Paddle::onTouchEnded	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Paddle.cpp 第 128 行定义.

{
    CCASSERT(_state == kPaddleStateGrabbed, "Paddle - Unexpected state!");    
    
    _state = kPaddleStateUngrabbed;
} 

引用了 _state, kPaddleStateGrabbed , 以及 kPaddleStateUngrabbed.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

onTouchMoved()

void Paddle::onTouchMoved	(	cocos2d::Touch *	touch,
		cocos2d::Event *	event
	)

在文件 Paddle.cpp 第 101 行定义.

{
    // If it weren't for the TouchDispatcher, you would need to keep a reference
    // to the touch from touchBegan and check that the current touch is the same
    // as that one.
    // Actually, it would be even more complicated since in the Cocos dispatcher
    // you get Sets instead of 1 UITouch, so you'd need to loop through the set
    // in each touchXXX method.
    
    CCLOG("Paddle::onTouchMoved id = %d, x = %f, y = %f", touch->getID(), touch->getLocation().x, touch->getLocation().y);
    
    CCASSERT(_state == kPaddleStateGrabbed, "Paddle - Unexpected state!");    
    
    auto touchPoint = touch->getLocation();
    
    setPosition( Vec2(touchPoint.x, getPosition().y) );
}

引用了 _state , 以及 kPaddleStateGrabbed.

被这些函数引用 onEnter().

这是这个函数的调用关系图:

类成员变量说明

_state

PaddleState Paddle::_state

private

在文件 Paddle.h 第 39 行定义.

被这些函数引用 clone(), initWithTexture(), onTouchBegan(), onTouchEnded() , 以及 onTouchMoved().

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该类的文档由以下文件生成:

• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/TouchesTest/Paddle.h
• /Users/yujizhu/Documents/Git/cocos2d-x-4.0/tests/cpp-tests/Classes/TouchesTest/Paddle.cpp