Getting multiple touch events in cocos2d-x is almost same as getting single touch events.
CCLayer is also already a touch listener, so you can go ahead and override touch methods or touch methods for multiple simultaneous touch.
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#ifndef MULTITOUCHLISTENER_H_ #define MULTITOUCHLISTENER_H_ #include "cocos2d.h" using namespace cocos2d; class MultiTouchListener : public CCLayer { public: virtual bool init(); //methods to get the multiple touch events virtual void ccTouchesBegan(CCSet* touch, CCEvent* event); virtual void ccTouchesMoved(CCSet* touch, CCEvent* event); virtual void ccTouchesEnded(CCSet* touch, CCEvent* event); CREATE_FUNC(MultiTouchListener); MultiTouchListener(); virtual ~MultiTouchListener(); }; #endif /* MULTITOUCHLISTENER_H_ */ |
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#include "MultiTouchListener.h" bool MultiTouchListener::init(){ if(CCLayer::init()){ return true; }else return false; } void MultiTouchListener::ccTouchesBegan(CCSet* touches, CCEvent* event) { CCSetIterator it = touches->begin(); CCTouch* touch; CCPoint pt; for( int iTouchCount = 0; iTouchCount < touches->count(); iTouchCount++ ) { touch = (CCTouch*)(*it); pt = touch->getLocationInView(); printf( "ccTouchesBegan id:%i %i,%in", touch->getID(), (int)pt.x, (int)pt.y ); it++; } } void MultiTouchListener::ccTouchesMoved(CCSet* touches, CCEvent* event) { CCSetIterator iterator = touches->begin(); CCTouch* touch; CCPoint pt; for( int iTouchCount = 0; iTouchCount < touches->count(); iTouchCount++ ) { touch = (CCTouch*)(*iterator); pt = touch->getLocationInView(); printf( "ccTouchesMoved id:%i %i,%in", touch->getID(), (int)pt.x, (int)pt.y ); iterator++; } } void MultiTouchListener::ccTouchesEnded(CCSet* touches, CCEvent* event) { CCSetIterator iterator = touches->begin(); CCTouch* touch; CCPoint pt; for( int iTouchCount = 0; iTouchCount < touches->count(); iTouchCount++ ) { touch = (CCTouch*)(*iterator); pt = touch->getLocationInView(); printf( "ccTouchesEnded id:%i %i,%in", touch->getID(), (int)pt.x, (int)pt.y ); iterator++; } } MultiTouchListener::MultiTouchListener() { // Touch dispatcher CCDirector::sharedDirector()->getTouchDispatcher()->addStandardDelegate(this, 0); } MultiTouchListener::~MultiTouchListener() { CCDirector::sharedDirector()->getTouchDispatcher()->removeDelegate(this); } |