133 Zeilen
4.2 KiB
C++
133 Zeilen
4.2 KiB
C++
/**
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* server/src/hardware/commandstation/serialcommandstation.hpp
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*
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* This file is part of the traintastic source code.
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*
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* Copyright (C) 2019-2021 Reinder Feenstra
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "serialcommandstation.hpp"
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#include "../../core/traintastic.hpp"
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#include "../../core/eventloop.hpp"
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#include "../../core/attributes.hpp"
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#include "../../log/log.hpp"
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#include "../../utils/displayname.hpp"
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SerialCommandStation::SerialCommandStation(const std::weak_ptr<World>& world, std::string_view _id) :
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CommandStation(world, _id),
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m_serialPort{Traintastic::instance->ioContext()},
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m_readBufferOffset{0},
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port{this, "port", "/dev/ttyUSB0", PropertyFlags::ReadWrite | PropertyFlags::Store},
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baudrate{this, "baudrate", 19200, PropertyFlags::ReadWrite | PropertyFlags::Store,
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[this](uint32_t)
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{
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//interface = LocoNetSerialInterface::Custom;
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}},
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flowControl{this, "flow_control", SerialFlowControl::None, PropertyFlags::ReadWrite | PropertyFlags::Store,
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[this](SerialFlowControl)
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{
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//interface = LocoNetSerialInterface::Custom;
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}}
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{
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Attributes::addDisplayName(port, DisplayName::Serial::port);
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Attributes::addEnabled(port, !online);
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m_interfaceItems.insertBefore(port, notes);
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Attributes::addDisplayName(baudrate, DisplayName::Serial::baudrate);
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Attributes::addEnabled(baudrate, !online);
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m_interfaceItems.insertBefore(baudrate, notes);
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Attributes::addDisplayName(flowControl, DisplayName::Serial::flowControl);
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Attributes::addEnabled(flowControl, !online);
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Attributes::addValues(flowControl, SerialFlowControlValues);
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m_interfaceItems.insertBefore(flowControl, notes);
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}
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void SerialCommandStation::loaded()
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{
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CommandStation::loaded();
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updateEnabled();
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}
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void SerialCommandStation::worldEvent(WorldState state, WorldEvent event)
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{
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CommandStation::worldEvent(state, event);
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if(event == WorldEvent::EditEnabled || event == WorldEvent::EditDisabled)
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updateEnabled();
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}
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bool SerialCommandStation::setOnline(bool& value)
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{
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if(!m_serialPort.is_open() && value)
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{
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if(!start())
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{
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value = false;
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return false;
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}
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m_readBufferOffset = 0;
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read();
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started();
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}
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else if(m_serialPort.is_open() && !value)
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stop();
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return true;
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}
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bool SerialCommandStation::start()
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{
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boost::system::error_code ec;
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m_serialPort.open(port, ec);
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if(ec)
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{
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Log::log(*this, LogMessage::E2010_SERIAL_PORT_OPEN_FAILED_X, ec);
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return false;
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}
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m_serialPort.set_option(boost::asio::serial_port_base::baud_rate(baudrate));
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m_serialPort.set_option(boost::asio::serial_port_base::character_size(8));
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m_serialPort.set_option(boost::asio::serial_port_base::stop_bits(boost::asio::serial_port_base::stop_bits::one));
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m_serialPort.set_option(boost::asio::serial_port_base::parity(boost::asio::serial_port_base::parity::none));
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switch(flowControl)
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{
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case SerialFlowControl::None:
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m_serialPort.set_option(boost::asio::serial_port_base::flow_control(boost::asio::serial_port_base::flow_control::none));
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break;
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case SerialFlowControl::Hardware:
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m_serialPort.set_option(boost::asio::serial_port_base::flow_control(boost::asio::serial_port_base::flow_control::hardware));
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break;
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}
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return true;
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}
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void SerialCommandStation::stop()
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{
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// TODO: send power off cmd??
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m_serialPort.close();
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}
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void SerialCommandStation::updateEnabled()
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{
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auto w = m_world.lock();
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bool enabled = w && contains(w->state.value(), WorldState::Edit) && !online;
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Attributes::setEnabled(port, enabled);
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Attributes::setEnabled(baudrate, enabled);
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Attributes::setEnabled(flowControl, enabled);
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} |