cocos2dx 一个新的control stepper

来源:互联网 发布:cf按键精灵自瞄源码 编辑:程序博客网 时间:2024/05/29 15:28

对!起名字什么的讨厌了,请原谅我把名字再次起的如此没有水准儿。

分享给大家一个新的control stepper,效果就是按住按钮,事件被连续执行。代码是根据cocos示例的cccontrolstepper改来的。看过cccontrolbutton那个例子都看到过,control stepper被绑定为两个按钮,我这里把它分离出来,改为了一个,希望有用的同学方便使用,顺便留下个脚印....

下边直接上代码了


#include "cocos-ext.h"USING_NS_CC_EXT;
// 上边两行不解释了,,
// 这是一个“按到哪”的一个枚举类型,用来判断是否按在按钮上typedef enum {kTouchPartInside,// 按在按钮上 insidekTouchPartOutside,// 移到外部了 outsidekTouchPartNone// 哪也没按}UIButtonTouchPart;// 继承自cccontrolclass UIStepButton : public CCControl{public :UIStepButton();virtual ~UIStepButton();
// 试用一张图片来创建我们的按钮(看吧,函数名都没改,我真是有够懒的  =_=)bool initWithMinusSpriteAndPlusSprite(CCSprite *plusSprite);static UIStepButton* create( CCSprite *plusSprite);// 是否发送事件(不要翻译函数的名字!)virtual void setValueWithSendingEvent(bool send);
virtual bool isContinuous();void update(float dt);// 触摸函数    virtual bool ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent);    virtual void ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent);    virtual void ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent);protected :    CC_SYNTHESIZE_RETAIN(CCSprite*, m_pPlusSprite, PlusSprite)    // 根据touch的位置判断点到了哪里    void updateLayoutUsingTouchLocation(CCPoint location);// 开始重复执行事件    void startAutorepeat();// 停止执行    void stopAutorepeat();    bool                    m_bContinuous;// 是否继续的bool变量    bool                    m_bAutorepeat;// 是否重复的bool变量    bool                    m_bTouchInsideFlag;// 是否按到按钮的bool变量    UIButtonTouchPart m_eTouchedPart;// “按到哪里”的枚举变量    int                     m_nAutorepeatCount;// 记录重复次数};

(+_+)  看完头文件是不是有点晕?说实话我也有点晕了,隔了好几天没在看这个了,,,,,


 好,下边是cpp,希望看完这个不会更晕


#define kAutorepeatDeltaTime                0.1f //经过多长时间开始连续执行事件#define kAutorepeatIncreaseTimeIncrement    12UIStepButton::UIStepButton(): m_pPlusSprite(NULL), m_bContinuous(false), m_bAutorepeat(false), m_bTouchInsideFlag(false), m_eTouchedPart(kTouchPartNone), m_nAutorepeatCount(0){}UIStepButton::~UIStepButton(){    unscheduleAllSelectors();        CC_SAFE_RELEASE(m_pPlusSprite);}bool UIStepButton::initWithMinusSpriteAndPlusSprite(CCSprite *plusSprite){if(!CCControl::init())return false;        CCAssert(plusSprite,    "Plus sprite must be not nil");                setTouchEnabled(true);        // Set the default values        m_bAutorepeat                         = true;        m_bContinuous                         = true;        this->ignoreAnchorPointForPosition( false );                    this->setPlusSprite( plusSprite );m_pPlusSprite->setPosition( ccp(plusSprite->getContentSize().width / 2, plusSprite->getContentSize().height / 2) );this->addChild(m_pPlusSprite);        // 这里需要对当前结点设置一下size,后边用这个size判断点到哪里this->setContentSize(m_pPlusSprite->getContentSize() );return true;}UIStepButton* UIStepButton::create(  CCSprite *plusSprite){UIStepButton *step = new UIStepButton();if(step && step->initWithMinusSpriteAndPlusSprite( plusSprite))step->autorelease();elseCC_SAFE_DELETE(step);return step;}bool UIStepButton::isContinuous(){    return m_bContinuous;}void UIStepButton::setValueWithSendingEvent( bool send){        if (send)    {        this->sendActionsForControlEvents(CCControlEventValueChanged);    }}void UIStepButton::startAutorepeat(){    m_nAutorepeatCount    = -1;        this->schedule(schedule_selector(CCControlStepper::update), kAutorepeatDeltaTime, kCCRepeatForever, kAutorepeatDeltaTime * 3);}void UIStepButton::stopAutorepeat(){    this->unschedule(schedule_selector(CCControlStepper::update));}void UIStepButton::update(float dt){    m_nAutorepeatCount++;        if ((m_nAutorepeatCount < kAutorepeatIncreaseTimeIncrement) && (m_nAutorepeatCount % 3) != 0)        return;    /**
呃,这个在原示例中是区分了加减号(详见示例效果..)
在这里我们只有一个按钮,所以不用在做区分,只要一句  
this->setValueWithSendingEvent( m_bContinuous); 即可

*/     //if (m_eTouchedPart == kCCControlStepperPartMinus)    //{        this->setValueWithSendingEvent( m_bContinuous);    //} else if (m_eTouchedPart == kCCControlStepperPartPlus)    //{    //    this->setValueWithSendingEvent( m_bContinuous);    //}}void UIStepButton::updateLayoutUsingTouchLocation(CCPoint location){
// 看到size木有,这里就是根据touch点来判断是否点击到了按钮    if (location.x < m_pPlusSprite->getContentSize().width)    {m_eTouchedPart        = kTouchPartInside;    } else if (location.x >= m_pPlusSprite->getContentSize().width)    {m_eTouchedPart        = kTouchPartOutside;    }}bool UIStepButton::ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent){    if (!isTouchInside(pTouch) || !isEnabled() || !isVisible())    {        return false;    }        CCPoint location    = this->getTouchLocation(pTouch);
// 传入触摸点坐标,进行判断    this->updateLayoutUsingTouchLocation(location);        m_bTouchInsideFlag = true;    
// autorepeat默认为true,所以调用重复函数    if (m_bAutorepeat)    {        this->startAutorepeat();    }        return true;}void UIStepButton::ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent){    if (this->isTouchInside(pTouch))    {        CCPoint location    = this->getTouchLocation(pTouch);        this->updateLayoutUsingTouchLocation(location);        // 这里的处理和判断都和begin里边的差不多,不重复写注释啦        if (!m_bTouchInsideFlag)        {            m_bTouchInsideFlag    = true;                        if (m_bAutorepeat)            {                this->startAutorepeat();            }        }    } else    {        m_bTouchInsideFlag    = false;        m_eTouchedPart        = kTouchPartNone;                if (m_bAutorepeat)        {            this->stopAutorepeat();        }    }}void UIStepButton::ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent){        if (m_bAutorepeat)    {        this->stopAutorepeat();    }        if (this->isTouchInside(pTouch))    {        CCPoint location    = this->getTouchLocation(pTouch);    }}

嗯,大概就是这样的一个情况了,欢迎各位看官、各路大神前来拍砖蛤~~~O(∩_∩)O哈哈~

也请各位前辈多加指点,小弟在此谢过啦~\(≧▽≦)/~啦啦啦



                                             
0 0
原创粉丝点击