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/************************************************************************
*
* Copyright (C) 2009-2023 IRCAD France
* Copyright (C) 2012-2020 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "client_sender.hpp"
#include <core/com/signal.hxx>
#include <core/tools/failed.hpp>
#include <service/macros.hpp>
#include <ui/__/dialog/message.hpp>
#include <ui/__/preferences.hpp>
namespace sight::module::io::igtl
{
//-----------------------------------------------------------------------------
client_sender::client_sender()
= default;
//-----------------------------------------------------------------------------
client_sender::~client_sender()
= default;
//-----------------------------------------------------------------------------
void client_sender::configuring()
{
service::config_t config = this->get_config();
const config_t config_in = config.get_child("in");
SIGHT_ASSERT(
"configured group must be 'objects'",
config_in.get<std::string>("<xmlattr>.group", "") == "objects"
);
const auto key_cfg = config_in.equal_range("key");
for(auto it_cfg = key_cfg.first ; it_cfg != key_cfg.second ; ++it_cfg)
{
const service::config_t& attr = it_cfg->second.get_child("<xmlattr>");
const std::string name = attr.get("deviceName", "Sight");
m_device_names.push_back(name);
}
const std::string server_info = config.get("server", "");
if(!server_info.empty())
{
const std::string::size_type split_position = server_info.find(':');
SIGHT_ASSERT("Server info not formatted correctly", split_position != std::string::npos);
m_hostname_config = server_info.substr(0, split_position);
m_port_config = server_info.substr(split_position + 1, server_info.size());
}
else
{
throw core::tools::failed("Server element not found");
}
}
//-----------------------------------------------------------------------------
void client_sender::starting()
{
if(!m_client.is_connected())
{
try
{
ui::preferences preferences;
const auto port = preferences.delimited_get<std::uint16_t>(m_port_config);
const auto hostname = preferences.delimited_get<std::string>(m_hostname_config);
m_client.connect(hostname, port);
m_sig_connected->async_emit();
}
catch(core::exception& ex)
{
sight::ui::dialog::message::show("Connection error", ex.what());
SIGHT_ERROR(ex.what());
this->slot(service::slots::STOP)->async_run();
}
}
}
//-----------------------------------------------------------------------------
void client_sender::stopping()
{
try
{
if(m_client.is_connected())
{
m_client.disconnect();
}
m_sig_disconnected->async_emit();
}
catch(core::exception& e)
{
sight::ui::dialog::message::show("Error", e.what());
SIGHT_ERROR(e.what());
}
}
//-----------------------------------------------------------------------------
void client_sender::send_object(const data::object::csptr& _obj, const std::size_t _index)
{
SIGHT_ASSERT("No device name associated with object index " << _index, _index < m_device_names.size());
if(m_client.is_connected())
{
m_client.set_device_name_out(m_device_names[_index]);
m_client.send_object(_obj);
}
}
//-----------------------------------------------------------------------------
} // namespace sight::module::io::igtl
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