http请求网络图

由 ?﹏???ζ???﹏﹏? 创建， 最后一次修改 2016-09-08 本节贴出如何通过http请求网络图片，并绘制到屏幕上发送请求 /** 编译到Android平台之后注意添加联网权限 **/ CCHttpRequest* request = new CCHttpRequest(); // 请求图片的url request->setUrl("http://www.9miao.com/template/dean_hotspot_141011/deancss/logo.png"); //请求方式 request->setRequestType(CCHttpRequest::kHttpGet); //设置回调 request->setResponseCallback(this, httpresponse_selector(FirstViewController::onHttpRequestImageCompleted)); // 设置tag request->setTag("image"); CCHttpClient::getInstance()->send(request); request->release();接受图片void FirstViewController::onHttpRequestImageCompleted(CCHttpClient *sender, CCHttpResponse *response){ if (!response) { return; } if (!response->isSucceed()) { CCLog("response failed"); CCLog("error buffer: %s", response->getErrorBuffer()); return; } vector<char> *buffer = response->getResponseData(); //创建一个CCImage CCImage* img = new CCImage(); img->initWithImageData((unsigned char*)buffer->data(), buffer->size()); //创建一个纹理CAImage CAImage* texture = new CAImage(); bool isImg = texture->initWithImage(img); img->release(); //通过CAImageView绘制到屏幕 CAImageView* iv = CAImageView::createWithImage(texture); iv->setFrame(DRect(0, 0, 200, 200)); this->getView()->addSubview(iv);}如果成功，将会看到9秒社团的logo。