TouchableSpriteTest
auto winSize = Director::getInstance()->getWinSize(); Point origin = Director::getInstance()->getVisibleOrigin(); auto containerForSprite1 = Node::create(); auto sprite1 = Sprite::create("CyanSquare.png"); sprite1->setPosition(origin + Point(winSize.width / 2, winSize.height / 2) + Point(-80, 80)); containerForSprite1->addChild(sprite1); addChild(containerForSprite1,10); auto sprite2 = Sprite::create("MagentaSquare.png"); sprite2->setPosition(origin + Point(winSize.width / 2, winSize.height / 2)); addChild(sprite2,20); auto sprite3 = Sprite::create("YellowSquare.png"); sprite3->setPosition(Point(0, 0)); sprite2->addChild(sprite3, 1); auto listener1 = EventListenerTouchOneByOne::create(); listener1->setSwallowTouches(true); listener1->onTouchBegan = [](Touch* touch,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); Point locationInNode = target->convertToNodeSpace(touch->getLocation()); Size s = target->getContentSize(); Rect rect = Rect(0, 0, s.width, s.height); if (rect.containsPoint(locationInNode)) { log("sprite began... x = %f, y = %f",locationInNode.x , locationInNode.y); target->setOpacity(180); return true; } return false; }; listener1->onTouchMoved = [](Touch* touch,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); target->setPosition(target->getPosition() + touch->getDelta()); }; listener1->onTouchEnded = [=](Touch* touch,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); log("sprite onTouchedEnded"); target->setOpacity(255); if (target == sprite2) { containerForSprite1->setLocalZOrder(100); } else if (target == sprite1) { containerForSprite1->setLocalZOrder(0); } }; _eventDispatcher->addEventListenerWithSceneGraphPriority(listener1, sprite1); _eventDispatcher->addEventListenerWithSceneGraphPriority(listener1->clone(), sprite2); _eventDispatcher->addEventListenerWithSceneGraphPriority(listener1->clone(), sprite3); auto removeAllTouchItem = MenuItemFont::create("Remove All Touch Listeners", [this](Ref* sender){ auto senderItem = static_cast<MenuItemFont*>(sender); senderItem->setString("Only Next item could be clicked"); _eventDispatcher->removeEventListenersForType(EventListener::Type::TOUCH_ONE_BY_ONE); auto nextItem = MenuItemFont::create("Next", [=](Ref* sender){ }); }); removeAllTouchItem->setFontSizeObj(16); removeAllTouchItem->setPosition(Point(100, 50)); auto menu = Menu::create(removeAllTouchItem, NULL); menu->setPosition(Point(0, 0)); menu->setAnchorPoint(Point(0, 0)); addChild(menu);
效果:
CustomEventTest
Point origin = Director::getInstance()->getVisibleOrigin(); Size size = Director::getInstance()->getVisibleSize(); MenuItemFont::setFontSize(20); auto statusLabel = Label::createWithSystemFont("No custom event 1 received!", "", 20); statusLabel->setPosition(origin + Point(size.width/2, size.height-90)); addChild(statusLabel); _listener = EventListenerCustom::create("game_custom_event1", [=](EventCustom* event){ std::string str("Custom event 1 received, "); char* buf = static_cast<char*>(event->getUserData()); str += buf; str += " times"; statusLabel->setString(str.c_str()); }); _eventDispatcher->addEventListenerWithFixedPriority(_listener, 1); auto sendItem = MenuItemFont::create("Send Custom Event 1", [=](Ref* sender){ static int count = 0; ++count; char* buf = new char[10]; sprintf(buf, "%d",count); EventCustom event("game_custom_event1"); event.setUserData(buf); _eventDispatcher->dispatchEvent(&event); CC_SAFE_DELETE_ARRAY(buf); }); sendItem->setPosition(origin + Point(size.width / 2, size.height / 2)); auto menu = Menu::create(sendItem, NULL); menu->setPosition(Point(0, 0)); menu->setAnchorPoint(Point(0, 0)); addChild(menu , -1);
RemoveAndRetainNodeTest
Point origin = Director::getInstance()->getVisibleOrigin(); Size size = Director::getInstance()->getVisibleSize(); _sprite = Sprite::create("CyanSquare.png"); _sprite->setPosition(origin+Point(size.width/2, size.height/2)); addChild(_sprite, 10); // Make sprite1 touchable auto listener1 = EventListenerTouchOneByOne::create(); listener1->setSwallowTouches(true); listener1->onTouchBegan = [](Touch* touch ,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); Point locationInNode = target->convertToNodeSpace(touch->getLocation()); Size s = target->getContentSize(); Rect rect = Rect(0, 0, s.width, s.height); if (rect.containsPoint(locationInNode)) { log("sprite began... x = %f, y = %f",locationInNode.x,locationInNode.y); target->setOpacity(180); return true; } return false; }; listener1->onTouchMoved = [](Touch* touch ,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); target->setPosition(target->getPosition() + touch->getDelta()); }; listener1->onTouchEnded = [](Touch* touch,Event* event){ auto target = static_cast<Sprite*>(event->getCurrentTarget()); log("sprite onTouchesEnded.."); target->setOpacity(25); }; _eventDispatcher->addEventListenerWithSceneGraphPriority(listener1, _sprite); this->runAction(Sequence::create(DelayTime::create(5.0f),CallFunc::create([this](){ _spriteSaved = true; _sprite->retain(); _sprite->removeFromParent(); }),DelayTime::create(5),CallFunc::create([this](){ _spriteSaved = false; this->addChild(_sprite); _sprite->release(); }) , NULL));
RemoveListenerAfterAddingTest
auto item1 = MenuItemFont::create("Click Me 1", [this](Ref* sender){ auto listener = EventListenerTouchOneByOne::create(); listener->onTouchBegan = [](Touch* touch,Event* event)->bool{ CCASSERT(false, "Should not come here!"); return true; }; _eventDispatcher->addEventListenerWithFixedPriority(listener, -1); _eventDispatcher->removeEventListener(listener); }); item1->setPosition(Point(0, 80)); auto addNextButton = [this](){ auto next = MenuItemFont::create("Please Click Me To Reset!", [this](Ref* sender){ }); next->setPosition(Point(100, 100)); auto menu = Menu::create(next, NULL); menu->setPosition(Point(300, 100)); menu->setAnchorPoint(Point::ZERO); this->addChild(menu); }; auto item2 = MenuItemFont::create("Click Me 2", [=](Ref* sender){ auto listener = EventListenerTouchOneByOne::create(); listener->onTouchBegan = [](Touch* touch, Event* event) -> bool{ CCASSERT(false, "Should not come here!"); return true; }; _eventDispatcher->addEventListenerWithFixedPriority(listener, -1); _eventDispatcher->removeEventListenersForType(EventListener::Type::TOUCH_ONE_BY_ONE); addNextButton(); }); item2->setPosition( Point(0, 40)); auto item3 = MenuItemFont::create("Click Me 3", [=](Ref* sender){ auto listener = EventListenerTouchOneByOne::create(); listener->onTouchBegan = [](Touch* touch, Event* event) -> bool{ CCASSERT(false, "Should not come here!"); return true; }; _eventDispatcher->addEventListenerWithFixedPriority(listener, -1); _eventDispatcher->removeAllEventListeners(); addNextButton(); }); item3->setPosition(Point(90, 90)); auto menu = Menu::create(item1,item2,item3, NULL); menu->setPosition(Point(160, 160)); addChild(menu);
DirectorEventTest
bool HelloWorld::init() { ////////////////////////////// // 1. super init first if ( !Layer::init() ) { return false; } Size s = Director::getInstance()->getWinSize(); TTFConfig ttfConfig("arial.ttf", 20); _label1 = Label::createWithTTF(ttfConfig, "Update: 0"); _label1->setAnchorPoint(Point::ANCHOR_BOTTOM_LEFT); _label1->setPosition(30,s.height/2 + 60); this->addChild(_label1); _label2 = Label::createWithTTF(ttfConfig, "Visit: 0"); _label2->setAnchorPoint(Point::ANCHOR_BOTTOM_LEFT); _label2->setPosition(30,s.height/2 + 20); this->addChild(_label2); _label3 = Label::createWithTTF(ttfConfig, "Draw: 0"); _label3->setAnchorPoint(Point::ANCHOR_BOTTOM_LEFT); _label3->setPosition(30,30); _label3->setPosition(30,s.height/2 - 20); _label3->retain(); this->addChild(_label3); _label4 = Label::createWithTTF(ttfConfig, "Projection: 0"); _label4->setAnchorPoint(Point::ANCHOR_BOTTOM_LEFT); _label4->setPosition(30,30); _label4->setPosition(30,s.height/2 - 60); this->addChild(_label4); _count1 = 0; _count2 = 0; _count3 = 0; _count4 = 0; auto dispatcher = Director::getInstance()->getEventDispatcher(); auto event1 = dispatcher->addCustomEventListener(Director::EVENT_AFTER_UPDATE, std::bind(&HelloWorld::onEvent1, this,std::placeholders::_1)); auto event2 = dispatcher->addCustomEventListener(Director::EVENT_AFTER_VISIT, std::bind(&HelloWorld::onEvent2, this,std::placeholders::_1)); auto event3 = dispatcher->addCustomEventListener(Director::EVENT_AFTER_DRAW, [&](EventCustom* event){ char buf[20]; snprintf(buf, sizeof(buf) - 1, "Draw: %d",_count3++); _label3->setString(buf); }); event1->retain(); event2->retain(); event3->retain(); scheduleUpdate(); return true; } void HelloWorld::update(float delta) { static float time = 0; time += delta; if(time > 0.5) { Director::getInstance()->setProjection(Director::Projection::_2D); time = 0; } } void HelloWorld::onEvent1(EventCustom *event) { char buf[20]; snprintf(buf, sizeof(buf) - 1, "Update: %d",_count1++); _label1->setString(buf); } void HelloWorld::onEvent2(EventCustom *event) { char buf[20]; snprintf(buf, sizeof(buf)-1, "Visit: %d", _count2++); _label2->setString(buf); }