26213d87c0
git-svn-id: http://find-object.googlecode.com/svn/trunk/find_object@380 620bd6b2-0a58-f614-fd9a-1bd335dccda9
100 lines
3.1 KiB
C++
100 lines
3.1 KiB
C++
/*
|
|
Copyright (c) 2011-2014, Mathieu Labbe - IntRoLab - Universite de Sherbrooke
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
* Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
* Neither the name of the Universite de Sherbrooke nor the
|
|
names of its contributors may be used to endorse or promote products
|
|
derived from this software without specific prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "TcpResponse.h"
|
|
|
|
#include <opencv2/opencv.hpp>
|
|
#include <QtGui/QTransform>
|
|
#include <QtCore/QPointF>
|
|
#include <QtCore/QTime>
|
|
|
|
TcpResponse::TcpResponse(QObject *parent) :
|
|
QTcpSocket(parent),
|
|
blockSize_(0),
|
|
dataReceived_(false)
|
|
{
|
|
connect(this, SIGNAL(readyRead()), this, SLOT(readReceivedData()));
|
|
connect(this, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(displayError(QAbstractSocket::SocketError)));
|
|
connect(this, SIGNAL(disconnected()), this, SLOT(connectionLost()));
|
|
}
|
|
|
|
void TcpResponse::readReceivedData()
|
|
{
|
|
QDataStream in(this);
|
|
in.setVersion(QDataStream::Qt_4_0);
|
|
|
|
if (blockSize_ == 0)
|
|
{
|
|
if (this->bytesAvailable() < (int)sizeof(quint16))
|
|
{
|
|
return;
|
|
}
|
|
|
|
in >> blockSize_;
|
|
}
|
|
|
|
if (this->bytesAvailable() < blockSize_)
|
|
{
|
|
return;
|
|
}
|
|
|
|
blockSize_ = 0;
|
|
|
|
in >> info_;
|
|
|
|
dataReceived_ = true;
|
|
Q_EMIT detectionReceived();
|
|
}
|
|
|
|
void TcpResponse::displayError(QAbstractSocket::SocketError socketError)
|
|
{
|
|
switch (socketError)
|
|
{
|
|
case QAbstractSocket::RemoteHostClosedError:
|
|
break;
|
|
case QAbstractSocket::HostNotFoundError:
|
|
printf("Tcp error: The host was not found. Please "
|
|
"check the host name and port settings.\n");
|
|
break;
|
|
case QAbstractSocket::ConnectionRefusedError:
|
|
printf("The connection was refused by the peer. "
|
|
"Make sure Find-Object is running, "
|
|
"and check that the host name and port "
|
|
"settings are correct.\n");
|
|
break;
|
|
default:
|
|
printf("The following error occurred: %s.\n", this->errorString().toStdString().c_str());
|
|
break;
|
|
}
|
|
}
|
|
|
|
void TcpResponse::connectionLost()
|
|
{
|
|
printf("Connection lost!\n");
|
|
}
|
|
|