QGPClient/qgpclient.cpp at master · stribor14/QGPClient · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
#include "qgpclient.h"

void QGPClient::receiveData()
{
    QByteArray data = tcpSocket->readAll();
    int delimiter_index = data.indexOf("\r\n", 0);
    while (data.size())
    {
        bufferMutex.lock();
            buffer.append(data.mid(0, delimiter_index));
            if (notificationSetting.testFlag(QGPClient::notifyEveryMsg))
                emit msgReceived(buffer.last());
            if (buffer.size() >= bufferSize){
                if(notificationSetting.testFlag(QGPClient::notifyFullBuffer))
                    emit msgReceived(buffer.last());
                while (buffer.size() > bufferSize)
                        buffer.removeFirst();
            }
        bufferMutex.unlock();

        data.remove(0, delimiter_index+2);
        delimiter_index = data.indexOf("\r\n", 0);
    }
    if(notificationSetting.testFlag(QGPClient::notifyEveryCycle))
        emit msgReceived(buffer.last());
}

QGPClient::QGPClient(QObject * parent) : QObject(parent),
    tcpSocket(new QTcpSocket())
{
    ipPort = 4242;
    ipAddress = "127.0.0.1";

    bufferSize = 60*60*3;
    connect(tcpSocket, &QTcpSocket::readyRead, this, &QGPClient::receiveData);

    notificationSetting.setFlag(QGPClient::notifyEveryCycle, true);

    //signal forwarding
    connect(tcpSocket, &QTcpSocket::hostFound, this, &QGPClient::hostFound);
    connect(tcpSocket, &QTcpSocket::connected, this, &QGPClient::connected);
    connect(tcpSocket, &QTcpSocket::disconnected, this, &QGPClient::disconnected);
    connect(tcpSocket, &QTcpSocket::stateChanged, this, &QGPClient::stateChanged);
    connect(tcpSocket, QOverload<QAbstractSocket::SocketError>::of(&QTcpSocket::error), this, &QGPClient::error);
}

QGPClient::~QGPClient()
{
    tcpSocket->abort();
    delete tcpSocket;
}

bool QGPClient::clientConnect()
{
    tcpSocket->connectToHost(ipAddress, ipPort);
    if (tcpSocket->waitForConnected(1000)) return true;
    return false;
}

bool QGPClient::clientDisconnect()
{
    tcpSocket->disconnectFromHost();
    if (tcpSocket->state() == QTcpSocket::UnconnectedState
            || tcpSocket->waitForDisconnected(1000))
        return true;
    return false;
}

void QGPClient::getMsgBuffer(QList<QByteArray> &data)
{
    bufferMutex.lock();
        data.clear();
        buffer.swap(data);
    bufferMutex.unlock();
}

QByteArray QGPClient::getLastMsg()
{
    QByteArray temp;

    bufferMutex.lock();
        if (buffer.isEmpty()) return temp;
        else {
            temp = buffer.takeLast();
        }
        buffer.clear();
    bufferMutex.unlock();

    return temp;
}

void QGPClient::sendCmd(QByteArray cmd)
{
    cmd = cmd + "\r\n";
    tcpSocket->write(cmd, cmd.size());
    tcpSocket->flush();
}