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/*=====================================================================
QGroundControl Open Source Ground Control Station
(c) 2009 - 2011 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
This file is part of the QGROUNDCONTROL project
QGROUNDCONTROL is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
QGROUNDCONTROL 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
======================================================================*/
/**
* @file
* @brief Brief Description
*
* @author James Goppertr <james.goppert@gmail.edu>
*
*/
#ifndef SERIALINTERFACE_H
#define SERIALINTERFACE_H
#include <QIODevice>
#include <QtSerialPort/QSerialPort>
#include <iostream>
/**
* @brief The SerialInterface abstracts low level serial calls
*/
class SerialInterface : public QObject
{
Q_OBJECT
signals:
void aboutToClose();
public:
enum baudRateType
{
BAUD50, //POSIX ONLY
BAUD75, //POSIX ONLY
BAUD110,
BAUD134, //POSIX ONLY
BAUD150, //POSIX ONLY
BAUD200, //POSIX ONLY
BAUD300,
BAUD600,
BAUD1200,
BAUD1800, //POSIX ONLY
BAUD2400,
BAUD4800,
BAUD9600,
BAUD14400, //WINDOWS ONLY
BAUD19200,
BAUD38400,
BAUD56000, //WINDOWS ONLY
BAUD57600,
BAUD76800, //POSIX ONLY
BAUD115200,
BAUD128000, // WINDOWS ONLY
BAUD230400, // WINDOWS ONLY
BAUD256000, // WINDOWS ONLY
BAUD460800, // WINDOWS ONLY
BAUD921600 // WINDOWS ONLY
};
enum dataBitsType
{
DATA_5,
DATA_6,
DATA_7,
DATA_8
};
enum parityType
{
PAR_NONE,
PAR_ODD,
PAR_EVEN,
PAR_MARK, //WINDOWS ONLY
PAR_SPACE
};
enum stopBitsType
{
STOP_1,
STOP_1_5, //WINDOWS ONLY
STOP_2
};
enum flowType
{
FLOW_OFF,
FLOW_HARDWARE,
FLOW_XONXOFF
};
/**
* structure to contain port settings
*/
struct portSettings
{
baudRateType BaudRate;
dataBitsType DataBits;
parityType Parity;
stopBitsType StopBits;
flowType FlowControl;
long timeout_Millisec;
};
virtual bool isOpen() = 0;
virtual bool isWritable() = 0;
virtual qint64 bytesAvailable() = 0;
virtual int write(const char * data, qint64 size) = 0;
virtual void read(char * data, qint64 numBytes) = 0;
virtual void flush() = 0;
virtual void close() = 0;
virtual void open(QIODevice::OpenModeFlag flag) = 0;
virtual void setBaudRate(baudRateType baudrate) = 0;
virtual void setParity(parityType parity) = 0;
virtual void setStopBits(stopBitsType stopBits) = 0;
virtual void setDataBits(dataBitsType dataBits) = 0;
virtual void setTimeout(qint64 timeout) = 0;
virtual void setFlow(flowType flow) = 0;
};
using namespace TNX;
class SerialQserial : public SerialInterface
{
Q_OBJECT
private:
QSerialPort * _port;
TNX::QPortSettings settings;
signals:
void aboutToClose();
public:
SerialQserial(QString porthandle, QIODevice::OpenModeFlag flag=QIODevice::ReadWrite)
: _port(NULL) {
QObject::connect(_port,SIGNAL(aboutToClose()),this,SIGNAL(aboutToClose()));
settings.setBaudRate(QPortSettings::BAUDR_57600);
settings.setStopBits(QPortSettings::STOP_1);
settings.setDataBits(QPortSettings::DB_8);
settings.setFlowControl(QPortSettings::FLOW_OFF);
settings.setParity(QPortSettings::PAR_NONE);
_port = new QSerialPort(porthandle,settings);
_port->setCommTimeouts(QSerialPort::CtScheme_NonBlockingRead);
}
~SerialQserial() {
delete _port;
_port = NULL;
}
virtual bool isOpen() {
return _port->isOpen();
}
virtual bool isWritable() {
_port->isWritable();
}
virtual qint64 bytesAvailable() {
return _port->bytesAvailable();
}
virtual int write(const char * data, qint64 size) {
return _port->write(data,size);
}
virtual void read(char * data, qint64 numBytes) {
_port->read(data,numBytes);
}
virtual void flush() {
_port->flushInBuffer();
_port->flushOutBuffer();
}
virtual void close() {
_port->close();
}
virtual void open(QIODevice::OpenModeFlag flag) {
_port->open(flag);
//flush();
}
virtual void setBaudRate(SerialInterface::baudRateType baudrate) {
// TODO get the baudrate enum to map to one another
settings.setBaudRate(QPortSettings::BAUDR_57600);
}
virtual void setParity(SerialInterface::parityType parity) {
settings.setParity(QPortSettings::PAR_NONE);
}
virtual void setStopBits(SerialInterface::stopBitsType stopBits) {
// TODO map
settings.setStopBits(QPortSettings::STOP_1);
}
virtual void setDataBits(SerialInterface::dataBitsType dataBits) {
// TODO map
settings.setDataBits(QPortSettings::DB_8);
}
virtual void setTimeout(qint64 timeout) {
// TODO implement
//_port->setTimeout(timeout);
}
virtual void setFlow(SerialInterface::flowType flow) {
// TODO map
settings.setFlowControl(QPortSettings::FLOW_OFF);
}
};
#endif // SERIALINTERFACE_H
// vim:ts=4:sw=4:tw=78:expandtab: