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CocosStudio 学习笔记 之 开关、进度条、步进器也,Button触摸事件的监听

2014年01月31日 ⁄ 综合 ⁄ 共 17198字 ⁄ 字号 评论关闭

本文来自http://blog.csdn.net/runaying ,引用必须注明出处!

CocosStudio 学习笔记 之 开关、进度条、步进器也,Button触摸事件的监听

温馨提醒:使用二维码扫描软件,就可以在手机上访问我的博客啦!

备注:在2.2 上面测试的

1.新建一个项目

HelloWorldScene.m 的 init方法修改为

// on "init" you need to initialize your instance
bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !CCLayer::init() )
    {
        return false;
    }
    
    CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
    CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();

    /////////////////////////////
    // 2. add a menu item with "X" image, which is clicked to quit the program
    //    you may modify it.

    // add a "close" icon to exit the progress. it's an autorelease object
    CCMenuItemImage *pCloseItem = CCMenuItemImage::create(
                                        "CloseNormal.png",
                                        "CloseSelected.png",
                                        this,
                                        menu_selector(HelloWorld::menuCloseCallback));
    
	pCloseItem->setPosition(ccp(origin.x + visibleSize.width - pCloseItem->getContentSize().width/2 ,
                                origin.y + pCloseItem->getContentSize().height/2));

    // create menu, it's an autorelease object
    CCMenu* pMenu = CCMenu::create(pCloseItem, NULL);
    pMenu->setPosition(CCPointZero);
    this->addChild(pMenu, 1);

   
    
    return true;
}

运行看截图什么也没有只有一个关闭按钮

完整的 HelloWorldScene.h

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"
#include "cocos-ext.h"
USING_NS_CC_EXT;
class HelloWorld : public cocos2d::CCLayer
{
public:
    // Here's a difference. Method 'init' in cocos2d-x returns bool, instead of returning 'id' in cocos2d-iphone
    virtual bool init();  

    // there's no 'id' in cpp, so we recommend returning the class instance pointer
    static cocos2d::CCScene* scene();
    
    // a selector callback
    void menuCloseCallback(CCObject* pSender);
    
    // implement the "static node()" method manually
    CREATE_FUNC(HelloWorld);
};
//添加一个按钮
class CCControlButtonTest_Event : public cocos2d::CCLayer
{
public:
/*
        触摸按下
        触摸拖进
        触摸拖出
        开始拖动
        停止拖动
        在里面停止触摸
        在外面停止触摸
        取消触摸
 */
    bool init();
    void touchDownAction(CCObject *sender, CCControlEvent controlEvent);
    void touchDragInsideAction(CCObject *sender, CCControlEvent controlEvent);
    void touchDragOutsideAction(CCObject *sender, CCControlEvent controlEvent);
    void touchDragEnterAction(CCObject *sender, CCControlEvent controlEvent);
    void touchDragExitAction(CCObject *sender, CCControlEvent controlEvent);
    void touchUpInsideAction(CCObject *sender, CCControlEvent controlEvent);
    void touchUpOutsideAction(CCObject *sender, CCControlEvent controlEvent);
    void touchCancelAction(CCObject *sender, CCControlEvent controlEvent);

    CCControlButton *controlButton;
    cocos2d::CCLabelTTF* m_pDisplayValueLabel;
    CREATE_FUNC(CCControlButtonTest_Event)
};

//添加一个滑动条
class CCControlSliderTest : public cocos2d::CCLayer
{
public:
    bool init();
    void valueChanged(CCObject *sender, CCControlEvent controlEvent);
    
    cocos2d::CCLabelTTF* m_pDisplayValueLabel;
    CREATE_FUNC(CCControlSliderTest)
};

//添加一个开关按钮
class CCControlSwitchTest : public cocos2d::CCLayer
{
public:
    bool init();
    // Callback for the change value.
    void valueChanged(CCObject* sender, CCControlEvent controlEvent);
    
    cocos2d::CCLabelTTF* m_pDisplayValueLabel;
    CREATE_FUNC(CCControlSwitchTest)
};

//步进器
class CCControlStepperTest : public cocos2d::CCLayer
{
public:
    bool init();
    // Creates and returns a new ControlStepper.
	cocos2d::extension::CCControlStepper* makeControlStepper();
	virtual void onExit();
    // Callback for the change value.
    void valueChanged(CCObject *sender, CCControlEvent controlEvent);
protected:
	// 在setDisplayValueLabel的时候,调用原有m_pDisplayValueLabel的release,并且调用新值的的retain,专用于声明protected的变量
	//具体请进源码里参考对此宏的定义
    CC_SYNTHESIZE_RETAIN(cocos2d::CCLabelTTF*, m_pDisplayValueLabel, DisplayValueLabel)
    CREATE_FUNC(CCControlStepperTest)
};

#endif // __HELLOWORLD_SCENE_H__

完整的
HelloWorldScene.m

#include "HelloWorldScene.h"

USING_NS_CC;
/*
    创建 一个 scene 并把许多 layer 添加进这个 scene
 */
CCScene* HelloWorld::scene()
{
    // 'scene' is an autorelease object
    CCScene *scene = CCScene::create();
    
    // 'layer' is an autorelease object
    HelloWorld *layer = HelloWorld::create();
	// 'layer' is an autorelease object
    CCControlButtonTest_Event *CCControlLayer = CCControlButtonTest_Event::create();
    CCControlSliderTest *ControlSlider = CCControlSliderTest::create();
    CCControlSwitchTest *ControlSwitch = CCControlSwitchTest::create();
   	CCControlStepperTest *ControlStepper = CCControlStepperTest::create();
    // add layer as a child to scene
    scene->addChild(layer);
    scene->addChild(CCControlLayer);
	scene->addChild(ControlSlider);
    scene->addChild(ControlSwitch);
    scene->addChild(ControlStepper);
    // return the scene
    return scene;
}

// on "init" you need to initialize your instance
bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !CCLayer::init() )
    {
        return false;
    }
    
    CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
    CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();

    /////////////////////////////
    // 2. add a menu item with "X" image, which is clicked to quit the program
    //    you may modify it.

    // add a "close" icon to exit the progress. it's an autorelease object
    CCMenuItemImage *pCloseItem = CCMenuItemImage::create(
                                        "CloseNormal.png",
                                        "CloseSelected.png",
                                        this,
                                        menu_selector(HelloWorld::menuCloseCallback));
    
	pCloseItem->setPosition(ccp(origin.x + visibleSize.width - pCloseItem->getContentSize().width/2 ,
                                origin.y + pCloseItem->getContentSize().height/2));

    // create menu, it's an autorelease object
    CCMenu* pMenu = CCMenu::create(pCloseItem, NULL);
    pMenu->setPosition(CCPointZero);
    this->addChild(pMenu, 1);

   
    
    return true;
}

/*退出游戏的回调函数*/
void HelloWorld::menuCloseCallback(CCObject* pSender)
{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
	CCMessageBox("You pressed the close button. Windows Store Apps do not implement a close button.","Alert");
#else
    CCDirector::sharedDirector()->end();
#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
    exit(0);
#endif
#endif
}
//--------------------------------里程碑 创建 CCControlButtonTest_Event

bool CCControlButtonTest_Event::init() {
    
	
        //////////////////////////////////////////////////////////////////////////
        // super init first
        //////////////////////////////////////////////////////////////////////////
        
        // 1. super init first
        if ( !CCLayer::init() )
        {
            return false;
        }
        
		CCSize Size = CCDirector::sharedDirector()->getWinSize();
        // Add the button
        CCScale9Sprite *backgroundButton = CCScale9Sprite::create("button.png");
        CCScale9Sprite *backgroundHighlightedButton = CCScale9Sprite::create("buttonHighlighted.png");
        
        CCLabelTTF *titleButton = CCLabelTTF::create("Touch Me!", "Marker Felt", 30);
        
        titleButton->setColor(ccc3(159, 168, 176));
        
        CCControlButton *controlButton = CCControlButton::create(titleButton, backgroundButton);
        controlButton->setBackgroundSpriteForState(backgroundHighlightedButton, CCControlStateHighlighted);
        controlButton->setTitleColorForState(ccWHITE, CCControlStateHighlighted);
        
        controlButton->setAnchorPoint(ccp(0.5f, 2));
        controlButton->setPosition(ccp(Size.width / 2.0f,Size.height / 2.0f-50));
        addChild(controlButton, 1);
    
    m_pDisplayValueLabel = CCLabelTTF::create("触摸显示." ,"Marker Felt", 18);
    //retain表示保持对象的引用,避免被cocos2d释放
    //        m_pDisplayValueLabel->retain();
//    m_pDisplayValueLabel->setAnchorPoint(ccp(0.5f, -1.0f));
    m_pDisplayValueLabel->setPosition(ccp(Size.width / 2.0f-controlButton->getContentSize().width,Size.height / 2.0f-110));
    addChild(m_pDisplayValueLabel);
    
		// Sets up event handlers
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchDownAction), CCControlEventTouchDown);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchDragInsideAction), CCControlEventTouchDragInside);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchDragOutsideAction), CCControlEventTouchDragOutside);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchDragEnterAction), CCControlEventTouchDragEnter);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchDragExitAction), CCControlEventTouchDragExit);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchUpInsideAction), CCControlEventTouchUpInside);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchUpOutsideAction), CCControlEventTouchUpOutside);
        controlButton->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlButtonTest_Event::touchCancelAction), CCControlEventTouchCancel);
    
    return true;
    
}

//触摸拖拽事件,这里把原来用label显示的事件改成了用日志输出
void CCControlButtonTest_Event::touchDownAction(CCObject *senderz, CCControlEvent controlEvent)
{
//    m_pDisplayValueLabel->setString(CCString::createWithFormat("Touch Down")->getCString());
    
    CCLog("%s",CCString::createWithFormat("Touch Down")->getCString());
    
}

void CCControlButtonTest_Event::touchDragInsideAction(CCObject *sender, CCControlEvent controlEvent)
{
     m_pDisplayValueLabel->setString(CCString::createWithFormat("Drag Inside")->getCString());
//    CCLog("%s",CCString::createWithFormat("Drag Inside")->getCString());
}

void CCControlButtonTest_Event::touchDragOutsideAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Drag Outside")->getCString());
//    CCLog("%s",CCString::createWithFormat("Drag Outside")->getCString());
}

void CCControlButtonTest_Event::touchDragEnterAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Drag Enter")->getCString());
//	CCLog("%s",CCString::createWithFormat("Drag Enter")->getCString());
}

void CCControlButtonTest_Event::touchDragExitAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Drag Exit")->getCString());
	CCLog("%s",CCString::createWithFormat("Drag Exit")->getCString());
}

void CCControlButtonTest_Event::touchUpInsideAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Touch Up Inside.")->getCString());
	CCLog("%s",CCString::createWithFormat("Touch Up Inside.")->getCString());
}

void CCControlButtonTest_Event::touchUpOutsideAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Touch Up Outside.")->getCString());
//	CCLog("%s",CCString::createWithFormat("Touch Up Outside.")->getCString());
}

void CCControlButtonTest_Event::touchCancelAction(CCObject *sender, CCControlEvent controlEvent)
{
    m_pDisplayValueLabel->setString(CCString::createWithFormat("Touch Cancel")->getCString());
//	CCLog("%s",CCString::createWithFormat("Touch Cancel")->getCString());
}
//--------------------------------里程碑 结束 CCControlButtonTest_Event

//--------------------------------里程碑 开始 CCControlSliderTest
bool CCControlSliderTest::init()
{
    // 1. super init first
    if ( !CCLayer::init() )
    {
        return false;
    }
        //////////////////////////////////////////////////////////////////////////
        // super init first
        //////////////////////////////////////////////////////////////////////////
        
//        CC_BREAK_IF(! CCLayer::init());
        CCSize screenSize = CCDirector::sharedDirector()->getWinSize();
        
        // Add a label in which the slider value will be displayed
        m_pDisplayValueLabel = CCLabelTTF::create("Move the slider thumb!\nThe lower slider is restricted." ,"Marker Felt", 18);
		//retain表示保持对象的引用,避免被cocos2d释放
//        m_pDisplayValueLabel->retain();
        m_pDisplayValueLabel->setAnchorPoint(ccp(0.5f, -1.0f));
        m_pDisplayValueLabel->setPosition(ccp(screenSize.width / 1.7f, screenSize.height / 2.0f));
        addChild(m_pDisplayValueLabel);
        
        // Add the slider
        CCControlSlider *slider = CCControlSlider::create("sliderTrack.png","sliderProgress.png" ,"sliderThumb.png");
        slider->setAnchorPoint(ccp(0.5f, 1.0f));
        slider->setMinimumValue(0.0f); // Sets the min value of range
        slider->setMaximumValue(5.0f); // Sets the max value of range
        slider->setPosition(ccp(screenSize.width / 2.0f, screenSize.height / 2.0f + 16));
		slider->setTag(1);
        
        // When the value of the slider will change, the given selector will be call
        slider->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlSliderTest::valueChanged), CCControlEventValueChanged);
        
		CCControlSlider *restrictSlider = CCControlSlider::create("sliderTrack.png","sliderProgress.png" ,"sliderThumb.png");
        restrictSlider->setAnchorPoint(ccp(0.5f, 1.0f));
        restrictSlider->setMinimumValue(0.0f); // Sets the min value of range
        restrictSlider->setMaximumValue(5.0f); // Sets the max value of range
		restrictSlider->setMaximumAllowedValue(4.0f);
		restrictSlider->setMinimumAllowedValue(1.5f);
		restrictSlider->setValue(3.0f);
        restrictSlider->setPosition(ccp(screenSize.width / 2.0f, screenSize.height / 2.0f - 24));
		restrictSlider->setTag(2);
        
        //same with restricted
		restrictSlider->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlSliderTest::valueChanged), CCControlEventValueChanged);
        
        addChild(slider);
		addChild(restrictSlider);
        
    return true;
    
}

void CCControlSliderTest::valueChanged(CCObject *sender, CCControlEvent controlEvent)
{
	//拿到操作对象
    CCControlSlider* pSlider = (CCControlSlider*)sender;
    // Change value of label.
	if(pSlider->getTag() == 1)
		m_pDisplayValueLabel->setString(CCString::createWithFormat("Upper slider value = %.02f", pSlider->getValue())->getCString());
	if(pSlider->getTag() == 2)
		m_pDisplayValueLabel->setString(CCString::createWithFormat("Lower slider value = %.02f", pSlider->getValue())->getCString());
}


//--------------------------------里程碑 结束 CCControlSliderTest

//--------------------------------里程碑 开始 CCControlSwitchTest

//开关按钮
bool CCControlSwitchTest::init()
{
    // 1. super init first
    if ( !CCLayer::init() )
    {
        return false;
    }
        //////////////////////////////////////////////////////////////////////////
        // super init first
        //////////////////////////////////////////////////////////////////////////
        
//        CC_BREAK_IF(! CCLayer::init());
        CCSize screenSize = CCDirector::sharedDirector()->getWinSize();
        
        CCNode *layer = CCNode::create();
        layer->setPosition(ccp (screenSize.width / 2-120, screenSize.height / 2+100));
		//这里又多加了一个子层用来显示开关按钮的状态
        addChild(layer, 1);
        
        double layer_width = 0;
        
        // Add the black background for the text
        CCScale9Sprite *background = CCScale9Sprite::create("buttonBackground.png");
        background->setContentSize(CCSizeMake(80, 50));
        background->setPosition(ccp(layer_width + background->getContentSize().width / 2.0f, 0));
        layer->addChild(background);
        
        layer_width += background->getContentSize().width;
        
        m_pDisplayValueLabel  = CCLabelTTF::create("#color" ,"Marker Felt" ,30);
		
        m_pDisplayValueLabel->retain();
        
        m_pDisplayValueLabel->setPosition(background->getPosition());
        layer->addChild(m_pDisplayValueLabel);
        
        // Create the switch这里需要四平张图片来显示控件各部分
		//创建方式还有另一种,就是不加标签显示,去掉最后两个参数即是
        CCControlSwitch *switchControl = CCControlSwitch::create
        (
         CCSprite::create("switch-mask.png"),
         CCSprite::create("switch-on.png"),
         CCSprite::create("switch-off.png"),
         CCSprite::create("switch-thumb.png"),
         CCLabelTTF::create("On", "Arial-BoldMT", 16),
         CCLabelTTF::create("Off", "Arial-BoldMT", 16)
         );
        switchControl->setPosition(ccp (layer_width + 10 + switchControl->getContentSize().width / 2, 0));
        layer->addChild(switchControl);
        //绑定事件
        switchControl->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlSwitchTest::valueChanged), CCControlEventValueChanged);
        
        // Set the layer size
        layer->setContentSize(CCSizeMake(layer_width, 0));
        layer->setAnchorPoint(ccp (0.5f, 0.5f));
        
        // Update the value label和button一样,它也有很多状态参数,这里便是指定在值产生变化的时候执行valueChanged中的代码
        valueChanged(switchControl, CCControlEventValueChanged);
     return true;
}

void CCControlSwitchTest::valueChanged(CCObject* sender, CCControlEvent controlEvent)
{
	//拿到操作对象
    CCControlSwitch* pSwitch = (CCControlSwitch*)sender;
	//根据按钮当前的状态显示标签内容
    if (pSwitch->isOn())
    {
        m_pDisplayValueLabel->setString("On");
    }
    else
    {
        m_pDisplayValueLabel->setString("Off");
    }
}
//--------------------------------里程碑 结束 CCControlSwitchTest

//--------------------------------里程碑 开始 CCControlStepperTest
//添加一个步进器
bool CCControlStepperTest::init()
{
    // 1. super init first
    if ( !CCLayer::init() )
    {
        return false;
    }
        //////////////////////////////////////////////////////////////////////////
        // super init first
        //////////////////////////////////////////////////////////////////////////
        
//        CC_BREAK_IF(! CCLayer::init());
		//初始化
	    m_pDisplayValueLabel=NULL;
        
        CCSize screenSize = CCDirector::sharedDirector()->getWinSize();
        
        CCNode *layer = CCNode::create();
        layer->setPosition(ccp (screenSize.width / 2+100, screenSize.height / 2+100));
        this->addChild(layer, 1);
        
        double layer_width          = 0;
        
        // Add the black background for the text
        CCScale9Sprite *background  = CCScale9Sprite::create("buttonBackground.png");
        background->setContentSize(CCSizeMake(100, 50));
        background->setPosition(ccp(layer_width + background->getContentSize().width / 2.0f, 0));
        layer->addChild(background);
        
        //使用setter创建一个用于显示当前值的label
        this->setDisplayValueLabel(CCLabelTTF::create("0", "HelveticaNeue-Bold", 30));
        m_pDisplayValueLabel->setPosition(background->getPosition());
        layer->addChild(m_pDisplayValueLabel);
        
        layer_width  += background->getContentSize().width;
        //调用创建
        CCControlStepper *stepper   = this->makeControlStepper();
        stepper->setPosition(ccp (layer_width + 10 + stepper->getContentSize().width / 2, 0));
        stepper->addTargetWithActionForControlEvents(this, cccontrol_selector(CCControlStepperTest::valueChanged), CCControlEventValueChanged);
        layer->addChild(stepper);
        
        layer_width                 += stepper->getContentSize().width;
        
        // Set the layer size
        layer->setContentSize(CCSizeMake(layer_width, 0));
        layer->setAnchorPoint(ccp (0.5f, 0.5f));
        
        // Update the value label
        this->valueChanged(stepper, CCControlEventValueChanged);
return true;
}
//这里把创建步进器的过程独立出来了
CCControlStepper *CCControlStepperTest::makeControlStepper()
{
    CCSprite *minusSprite       = CCSprite::create("stepper-minus.png");
    CCSprite *plusSprite        = CCSprite::create("stepper-plus.png");
    
    return CCControlStepper::create(minusSprite, plusSprite);
}

void CCControlStepperTest::valueChanged(CCObject *sender, CCControlEvent controlEvent)
{
    CCControlStepper* pControl = (CCControlStepper*)sender;
    // Change value of label.
    m_pDisplayValueLabel->setString(CCString::createWithFormat("%0.02f", (float)pControl->getValue())->getCString());
}

void CCControlStepperTest::onExit(){
	CC_SAFE_RELEASE(m_pDisplayValueLabel);
}

运行效果  其中开关有状态监听,进度条也有监听,步进器也有监听,触摸事件也有监听


下载地址 http://download.csdn.net/detail/runaying/6750247

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