1.ScrollView
using namespace cocos2d; using namespace cocos2d::extension; bool GalleryLayer::init() { bool bRet = false; do { CC_BREAK_IF( !CCLayer::init() ); m_nCurPage = 1; CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize(); CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin(); Layer *pLayer = Layer::create(); char helpstr[30] = {0}; for (int i = 1; i <= 5; ++ i) { memset(helpstr,sizeof(helpstr)); sprintf(helpstr,"bg_%02d.jpg",i); Sprite *pSprite = Sprite::create(helpstr,Rect(300,1600,1080)); pSprite->setScaleX(visibleSize.width / pSprite->getContentSize().width); pSprite->setScaleY(visibleSize.height / pSprite->getContentSize().height); pSprite->setAnchorPoint(Vec2::ZERO); pSprite->setPosition(Vec2(visibleSize.width * ( i -1),0)); pLayer->addChild(pSprite); } m_pScrollView = ScrollView::create(CCSizeMake(360,640),pLayer); m_pScrollView->setContentOffset(Vec2::ZERO); m_pScrollView->setTouchEnabled(false); m_pScrollView->setDelegate(this); m_pScrollView->setDirection(ScrollView::Direction::HORIZONTAL); pLayer->setContentSize(CCSizeMake(360*5,640)); this->addChild(m_pScrollView); /* CCSpriteFrameCache *pCache = CCSpriteFrameCache::sharedSpriteFrameCache(); pCache->addSpriteFrame(CCSpriteFrame::create("button_normal.png",CCRectMake(0,64,64)),"button_normal.png"); pCache->addSpriteFrame(CCSpriteFrame::create("button_selected.png","button_selected.png"); for (int i = 1; i <= 5; ++ i) { CCSprite *pPoint = CCSprite::createWithSpriteFrameName("button_normal.png"); pPoint->setTag(i); pPoint->setPosition(ccp( origin.x + (visibleSize.width - 3 * pPoint->getContentSize().width)/2 + pPoint->getContentSize().width * (i-1),origin.y + 30)); this->addChild(pPoint); } CCSprite *pPoint = (CCSprite *)this->getChildByTag(1); pPoint->setDisplayFrame(pCache->spriteFrameByName("button_selected.png"));*/ bRet = true; }while(0); auto listener = EventListenerTouchOneByOne::create(); listener->onTouchBegan = CC_CALLBACK_2(GalleryLayer::TouchBegan,this); listener->onTouchMoved = CC_CALLBACK_2(GalleryLayer::TouchMoved,this); listener->onTouchEnded = CC_CALLBACK_2(GalleryLayer::TouchEnded,this); listener->onTouchCancelled = CC_CALLBACK_2(GalleryLayer::TouchCancelled,this); _eventDispatcher->addEventListenerWithSceneGraPHPriority(listener,this); return bRet; } void GalleryLayer::menuCloseCallback(CCObject* pSender) { } void GalleryLayer::scrollViewDidScroll(cocos2d::extension::ScrollView *view) { CCLOG("scroll"); } void GalleryLayer::scrollViewDidZoom(cocos2d::extension::ScrollView *view) { CCLOG("zoom"); } void GalleryLayer::onEnter() { CCLayer::onEnter(); //CCDirector::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this,1,false); } void GalleryLayer::onExit() { //CCDirector::sharedDirector()->getTouchDispatcher()->removeDelegate(this); CCLayer::onExit(); CCSpriteFrameCache::sharedSpriteFrameCache()->removeUnusedSpriteFrames(); } bool GalleryLayer::TouchBegan(CCTouch *pTouch,CCEvent *pEvent) { m_touchPoint = CCDirector::sharedDirector()->convertToGL(pTouch->getLocationInView()); return true; } void GalleryLayer::TouchMoved(CCTouch *pTouch,CCEvent *pEvent) { //m_pScrollView->ccTouchMoved(pTouch,pEvent); //m_pScrollView->setContentOffset(Vec2::ZERO); } void GalleryLayer::TouchEnded(CCTouch *pTouch,CCEvent *pEvent) { CCPoint endPoint = CCDirector::sharedDirector()->convertToGL(pTouch->getLocationInView()); float distance = endPoint.x - m_touchPoint.x; //if(fabs(distance) > 20) //{ adjustScrollView(distance); //} } void GalleryLayer::TouchCancelled(cocos2d::CCTouch *pTouch,cocos2d::CCEvent *pEvent) { CCPoint endPoint = CCDirector::sharedDirector()->convertToGL(pTouch->getLocationInView()); float distance = endPoint.x - m_touchPoint.x; //if(fabs(distance) > 20) //{ adjustScrollView(distance); //} } void GalleryLayer::adjustScrollView(float offset) { CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize(); CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin(); //CCSpriteFrameCache *pCache = CCSpriteFrameCache::sharedSpriteFrameCache(); //CCSprite *pPoint = (CCSprite *)this->getChildByTag(m_nCurPage); //if(!pPoint) //{ // return; //} /*if (fabs(offset) < 180) { } else */if (offset < 0) { m_nCurPage ++; } else { m_nCurPage --; } if (m_nCurPage < 1) { m_nCurPage = 1; } if(m_nCurPage > 5) { m_nCurPage = 5; } //pPoint = (CCSprite *)this->getChildByTag(m_nCurPage); //pPoint->setDisplayFrame(pCache->spriteFrameByName("button_selected.png")); CCPoint adjustPos = ccp(origin.x - visibleSize.width * (m_nCurPage-1),0); //m_pScrollView->setContentOffsetInDuration(adjustPos,0.3f); m_pScrollView->setContentOffset(adjustPos); }
#ifndef __HELP_SCENE_H__ #define __HELP_SCENE_H__ #include "cocos2d.h" #include "SimpleAudioEngine.h" #include "extensions/cocos-ext.h" USING_NS_CC; USING_NS_CC_EXT; class GalleryLayer : public cocos2d::CCLayer,public ScrollViewDelegate { public: virtual bool init(); void menuCloseCallback(CCObject* pSender); CREATE_FUNC(GalleryLayer); public: //scrollview滚动的时候会调用 void scrollViewDidScroll(ScrollView* view); //scrollview缩放的时候会调用 void scrollViewDidZoom(ScrollView* view); virtual void onEnter(); virtual void onExit(); virtual bool TouchBegan(CCTouch *pTouch,CCEvent *pEvent); virtual void TouchMoved(CCTouch *pTouch,CCEvent *pEvent); virtual void TouchEnded(CCTouch *pTouch,CCEvent *pEvent); virtual void TouchCancelled(CCTouch *pTouch,CCEvent *pEvent); private: //根据手势滑动的距离和方向滚动图层 void adjustScrollView(float offset); ScrollView *m_pScrollView; CCPoint m_touchPoint; int m_nCurPage; }; #endif
2.TableView
#ifndef __TABLEVIEWTESTSCENE_H__ #define __TABLEVIEWTESTSCENE_H__ #include "cocos2d.h" #include "cocos-ext.h" class ListViewLayer : public cocos2d::CCLayer,public cocos2d::extension::TableViewDataSource,public cocos2d::extension::TableViewDelegate { public: virtual bool init(); virtual void scrollViewDidScroll(cocos2d::extension::ScrollView* view); virtual void scrollViewDidZoom(cocos2d::extension::ScrollView* view); //处理触摸事件 virtual void tableCellTouched(cocos2d::extension::TableView* table,cocos2d::extension::TableViewCell* cell); //每一项的宽度和高度 virtual cocos2d::CCSize cellSizeForTable(cocos2d::extension::TableView *table); //生成列表每一项的内容 virtual cocos2d::extension::TableViewCell* tableCellAtIndex(cocos2d::extension::TableView *table,ssize_t idx); //一共多少项 virtual ssize_t numberOfCellsInTableView(cocos2d::extension::TableView *table); CREATE_FUNC(ListViewLayer); }; #endif
#include "ListViewLayer.h" USING_NS_CC; USING_NS_CC_EXT; bool ListViewLayer::init() { bool bRet = false; do { CC_BREAK_IF( !CCLayer::init() ); TableView* pTableView = TableView::create(this,CCSizeMake(960,640)); pTableView->setDirection(ScrollView::Direction::HORIZONTAL); pTableView->setPosition(CCPointZero); pTableView->setDelegate(this); pTableView->setVerticalFillOrder(TableView::VerticalFillOrder::TOP_DOWN); this->addChild(pTableView); pTableView->reloadData(); bRet = true; }while(0); return bRet; } void ListViewLayer::tableCellTouched(TableView* table,TableViewCell* cell) { CCLog("cell touched at index: %i",cell->getIdx()); } CCSize ListViewLayer::cellSizeForTable(TableView *table) { return CCSizeMake(960,640); } TableViewCell* ListViewLayer::tableCellAtIndex(TableView *table,ssize_t idx) { CCString *pString = CCString::createWithFormat("%d",idx); TableViewCell *pCell = table->dequeueCell(); if (!pCell) { pCell = new TableViewCell(); pCell->autorelease(); CCSprite *pSprite = CCSprite::create("listitem.png"); pSprite->setScaleY(CCDirector::sharedDirector()->getVisibleSize().height / pSprite->getContentSize().height); pSprite->setAnchorPoint(CCPointZero); pSprite->setPosition(CCPointZero); pCell->addChild(pSprite); CCLabelTTF *pLabel = CCLabelTTF::create(pString->getCString(),"Arial",20.0); pLabel->setPosition(CCPointZero); pLabel->setAnchorPoint(CCPointZero); pLabel->setTag(123); pCell->addChild(pLabel); } else { CCLabelTTF *pLabel = (CCLabelTTF*)pCell->getChildByTag(123); pLabel->setString(pString->getCString()); } return pCell; } ssize_t ListViewLayer::numberOfCellsInTableView(TableView *table) { return 20; } void ListViewLayer::scrollViewDidScroll(ScrollView *view) { CCLog("scrollViewDidScroll: %i",view->getContentOffset()); } void ListViewLayer::scrollViewDidZoom(ScrollView *view) { }