Method init

Source/BoomScrollLayer.cpp:108–167

}

bool BoomScrollLayer::init(std::vector<ax::Layer*> layers, int currentPage)
{
	if (!Layer::init()) return false;

	_totalPages = layers.size();

	currentPage = std::clamp(currentPage, 0, _totalPages);

	_layers = layers;
	_currentPage = currentPage;
	_internalLayer = Layer::create();
	_internalLayer->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
	auto dir = Director::getInstance();
	const auto& winSize = dir->getWinSize();
	if (_internalLayer->getChildrenCount() < _totalPages)
	{
		int i = 0;
		for (auto l : _layers)
		{
			if (!l) return false;
			// l->setPositionX(winSize.width * i);
			// _internalLayer->addChild(l);
			l->retain();
			i++;
		}
	}

	_internalLayer->addChild(_layers[currentPage]);
	_layers[currentPage]->setName("1");
	_layers[currentPage]->release();

	_leftPage = currentPage - 1 < 0 ? _layers.size() - 1 : currentPage - 1;
	_internalLayer->addChild(_layers[_leftPage]);
	_layers[_leftPage]->setPositionX(winSize.width * -1.f);
	_layers[_leftPage]->release();

	_rightPage = currentPage + 1 >= _layers.size() ? 0 : currentPage + 1;
	_internalLayer->addChild(_layers[_rightPage]);
	_layers[_rightPage]->setPositionX(winSize.width);
	_layers[_rightPage]->release();

	//selectPage(currentPage);

	addChild(_internalLayer);

	// auto listener = EventListenerTouchOneByOne::create();

	// listener->setEnabled(true);
	// listener->setSwallowTouches(true);

	//trigger when you start touch
	
	// listener->onTouchBegan = AX_CALLBACK_2(BoomScrollLayer::onTouchBegan, this);
	// listener->onTouchEnded = AX_CALLBACK_2(BoomScrollLayer::onTouchEnded, this);
	// listener->onTouchMoved = AX_CALLBACK_2(BoomScrollLayer::onTouchMoved, this);

	// dir->getEventDispatcher()->addEventListenerWithSceneGraphPriority(listener, this);