void MainWindow::disconnectFromDisplayCluster()
{
if(g_dcSocket != NULL)
{
dcStreamDisconnect(g_dcSocket);
g_dcSocket = NULL;
}
}
bool sendSVGToDisplayCluster(std::string filename, std::string name)
{
if(g_dcSocket == NULL || g_dcSocket->state() != QAbstractSocket::ConnectedState)
{
put_flog(LOG_ERROR, "error sending SVG stream, socket not connected");
dcStreamDisconnect(g_dcSocket);
g_dcSocket = NULL;
QMessageBox messageBox;
messageBox.setText("Lost connection to DisplayCluster.");
messageBox.exec();
return false;
}
// open file corresponding to URI
QFile file(filename.c_str());
if(file.open(QIODevice::ReadOnly) != true)
{
put_flog(LOG_ERROR, "could not open file %s", filename.c_str());
return false;
}
QByteArray imageData = file.readAll();
bool success = dcStreamSendSVG(g_dcSocket, name, imageData.constData(), imageData.size());
if(success != true)
{
put_flog(LOG_ERROR, "error sending SVG stream");
}
return success;
}
void ImageStreamer::disconnect()
{
dcStreamDisconnect( dcSocket );
dcSocket = 0;
}
ImageStreamer::~ImageStreamer()
{
dcStreamDisconnect( dcSocket );
}
