cocos2d WebSocket简单例子

最新推荐文章于 2025-10-03 05:46:46 发布

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本文介绍了一个使用Cocos2d-x和WebSocket进行网络通信的示例场景。该示例展示了如何创建WebSocket连接、发送文本和二进制消息，并处理WebSocket的各种事件，如打开、关闭和错误。

#pragma once
#include "cocos2d.h"
#include "network/WebSocket.h"

using namespace cocos2d;
using namespace cocos2d::network;

class TestWebSocketScene: public Layer ,WebSocket::Delegate
{
public:
	CREATE_FUNC(TestWebSocketScene);
	static Scene *createScene();
	bool init();


	virtual void onOpen(WebSocket* ws);
	
	virtual void onMessage(WebSocket* ws, const WebSocket::Data& data);
	
	virtual void onClose(WebSocket* ws);
	
	virtual void onError(WebSocket* ws, const WebSocket::ErrorCode& error);


private:
	WebSocket *wsText;
};

#include "TestWebSocketScene.h"


 Scene *TestWebSocketScene::createScene()
{
	 Scene *s = Scene::create();
	 auto l = TestWebSocketScene::create();
	 s->addChild(l);
	 return s;
}
bool TestWebSocketScene::init()
{
	if (!Layer::init())return false;

	Size size = Director::getInstance()->getWinSize();


	wsText = nullptr;



	auto menu = Menu::create();

	
	
	this->addChild(menu);

	auto lblSendText = Label::create("init websocket text","Arial",22);


	auto menuSendText = MenuItemLabel::create(lblSendText, [=](Ref*sender)
	{
		wsText = new WebSocket();
		if (!wsText->init(*this, "ws://echo.websocket.org"))
		{
			CC_SAFE_DELETE(wsText);
		}

	});

	auto lalSend = Label::create("send text","Arial",22);

	auto menuSend = MenuItemLabel::create(lalSend, [=](Ref*)
	{
		if (wsText)
		{
			wsText->send("hello websocket");
		}
	});

	auto lalSendBinary = Label::create("send Binary", "Arial", 22);

	auto menuSendBinary = MenuItemLabel::create(lalSendBinary, [=](Ref*)
	{
		if (wsText)
		{
			char buffer[] = "hello \0 binary";
			wsText->send((unsigned char*)buffer,sizeof(buffer));
		}
	});

	menu->addChild(menuSendText);
	menu->addChild(menuSend);
	menu->addChild(menuSendBinary);


	menu->alignItemsVertically();








	return true;
}


void TestWebSocketScene::onOpen(WebSocket* ws)
{
	log("WebSocket (%p) open",ws);
	if (ws&&wsText == ws)
	{
		log("WebSocket send text open");
	}
}

void TestWebSocketScene::onMessage(WebSocket* ws, const WebSocket::Data& data)
{
	log("WebSocket (%p) onMessage", ws);
	if (!data.isBinary)
	{
		log("received %s",data.bytes);
	}
	else
	{
		std::string result;
		for (int i = 0; i < data.len; i++)
		{
			if (data.bytes[i] != '\0')
			{
				result += data.bytes[i];
			}
			else
			{
				result += "\'\\0'";
			}
		}
		log("recceived binary is :%s",result.c_str());
	}
}

void TestWebSocketScene::onClose(WebSocket* ws)
{
	log("WebSocket (%p) onClose", ws);
	if (ws&&wsText == ws)
	{
		log("WebSocket send text onClose");
	}
}

void TestWebSocketScene::onError(WebSocket* ws, const WebSocket::ErrorCode& error)
{
	log("WebSocket (%p) onError", ws);
}