capture/Play.cpp

#include "Play.h"
#include "ui_Play.h"

#include "QDebug"
#include "QFile"
#include "QFileInfoList"
#include "QDir"


#include "QLabel"
#include "QPushButton"

static QString Bin2Hex(QByteArray raw)
{
    //原始数据转16进制代码
    QString str;
    QString data = raw.toHex().data();//以十六进制显示
    data = data.toUpper ();//转换为大写
    for(int i = 0;i<data.length ();i+=2)//填加空格
    {
        QString st = data.mid (i,2);
        str += st;
        str += " ";
    }
    return str;
}

QStringList getFiles(const QString &filePath,const QString &fileSuffix)
{
    QStringList list;
    list.clear();

    QDir Dir(filePath);                              			//查看工作路径是否存在
    if(!Dir.exists()){  return list;}       	                //如果文件夹不存在则返回
    Dir.setFilter(QDir::Files);                     			//设置过滤器只查看文件
    QFileInfoList filelist = Dir.entryInfoList(QDir::Files);  	//获取所有文件

    foreach (QFileInfo file, filelist)                  		//遍历只加载.fileSuffix到文件列表
    {

        if(file.fileName().split(".").back() == fileSuffix)     //判断进行再次确认是.fileSuffix
        {
            list.push_back(file.absoluteFilePath());
        }
    }

    return list;
}




Play::Play(QWidget *parent) :
    QWidget(parent),
    ui(new Ui::Play)
{
    ui->setupUi(this);

    //根据json初始化端口




    Packer_init(&packer);
    Parser_init(&parser);

    logname = QString("raw%1").arg(QDateTime::currentDateTime().toString("yyyyMMddHHmmss"));

    QTableWidget *table = ui->tableWidget;

    QStringList tabletitle;
    tabletitle << tr("name") << tr("size");

    table->setColumnCount(tabletitle.size());                      //设置列数
    table->setSelectionBehavior(QAbstractItemView::SelectRows);    //设置选中模式为选中行
    table->setSelectionMode ( QAbstractItemView::SingleSelection); //设置选择模式，选择单行
    table->setAlternatingRowColors(true);
    table->setEditTriggers(QAbstractItemView::NoEditTriggers);     //不能编辑
    table->setMouseTracking(true);
    table->setFocus();
    table->setFocusPolicy(Qt::StrongFocus);

    QString tableStyleSheet;
    tableStyleSheet.clear();

    //tableStyleSheet.append("QTableWidget::item:selected { background-color: rgb(25, 115, 194);} \n");
    tableStyleSheet.append("QTableWidget{ background-color: rgb(27, 26, 55) ; color: rgb(255, 255, 255);} \n");

    tableStyleSheet.append("QTableWidget{ alternate-background-color: rgb(20, 20, 74);}");

    table->setStyleSheet(tableStyleSheet);

    table->setColumnWidth(0,300);                 //设置第1列的列宽(name)
    table->setColumnWidth(1,150);                 //设置第2列的列宽(size)


    table->setHorizontalHeaderLabels(tabletitle);
    QHeaderView* V_headerView = table->verticalHeader();
    V_headerView->setHidden(true);                           //行名隐藏

    QHeaderView* H_headerView = table->horizontalHeader();
    H_headerView->setDefaultAlignment(Qt::AlignLeft);        //表头信息显示居中靠左
    H_headerView->setHighlightSections(false);               //不高亮选中内容的所在列标题
    H_headerView->setStretchLastSection(true);
    H_headerView->setHidden(true);


    connect(ui->tableWidget,&QTableWidget::itemDoubleClicked,this,[=](QTableWidgetItem *item)
    {
        int row=item->row();
        int column = item->column();

        QString key = table->item(row,0)->data(Qt::DisplayRole).toString();

        QString path = filelist.value(key);

        select_file = path;
        ui->label_selectfile->setText(path);

        ParseData();
    });


    QTimer *flushTimer = new QTimer();

    flushTimer->setInterval(1000);

    connect(flushTimer,&QTimer::timeout,this,[=](){



        QStringList loglist = getFiles("./log","bin");

        if(lastloglist != loglist)
        {
            QTableWidget *table = ui->tableWidget;

            table->clear();
            table->setRowCount(0);

            foreach (QString txt, loglist) {

                QFileInfo info(txt);

                size_t logsize = info.size();

                filelist.insert(info.fileName(),txt);

                table->setRowCount(ui->tableWidget->rowCount() + 1);

                int idx = ui->tableWidget->rowCount()-1;

                table->removeCellWidget(idx,0);
                table->setItem(idx,0,new QTableWidgetItem(info.fileName()));

                table->removeCellWidget(idx,1);
                table->setItem(idx,1,new QTableWidgetItem(QString::number(logsize)));
            }
        }
    });

    connect(this,&Play::destroyed,flushTimer,&QTimer::deleteLater);

    flushTimer->start();
}

Play::~Play()
{
    //结束播放
    play_state = 0x00;
    emit changedPlayState(play_state);

    delete ui;
}


void Play::resizeEvent(QResizeEvent *event)
{
    QTableWidget *table = ui->tableWidget;

    table->setColumnWidth(0,300);                 //设置第1列的列宽(name)
    table->setColumnWidth(1,150);                 //设置第2列的列宽(size)


}

void Play::ParseData()
{
    if(play_state == 0x01)//停止播放
    {
        play_state = 0x00;
    }

    QString filename = select_file;

    Parse *parse = new Parse;

    parse->parseData(filename);

    connect(parse,&Parse::frameList,this,[=](QMap<QDateTime,QByteArray> data){
         playdata.clear();
         playdata = data;
    });

    QThreadPool::globalInstance()->start(parse);

}



void Play::setSave(QHostAddress ip,uint16_t port,QByteArray data)
{
    if(play_state > 0)//如果目前是播放模式，那就不记录
    {
        //return;
    }

    QByteArray frame;

    frame.clear();

    union{uint8_t B[8];qint16 h[4];quint16 H[4]; qint32 i[2];quint32 I[2];qint64 q;quint64 Q;}src;

    qint64 time_t = QDateTime::currentMSecsSinceEpoch();

    src.q = time_t;
    frame.append(src.B[0]);
    frame.append(src.B[1]);
    frame.append(src.B[2]);
    frame.append(src.B[3]);
    frame.append(src.B[4]);
    frame.append(src.B[5]);
    frame.append(src.B[6]);
    frame.append(src.B[7]);

    save_count++;
    src.Q = save_count;
    frame.append(src.B[0]);
    frame.append(src.B[1]);
    frame.append(src.B[2]);
    frame.append(src.B[3]);
    frame.append(src.B[4]);
    frame.append(src.B[5]);
    frame.append(src.B[6]);
    frame.append(src.B[7]);


    src.I[0] = ip.toIPv4Address();
    frame.append(src.B[0]);
    frame.append(src.B[1]);
    frame.append(src.B[2]);
    frame.append(src.B[3]);

    src.H[0] = port;
    frame.append(src.B[0]);
    frame.append(src.B[1]);

    frame.append(data);

    //长度可能太短，需要修改打包协议
    size_t tx_len = Packer_pack(&packer, 01, (uint8_t*)frame.data(), frame.size());

    QFile file("./log/" + logname + ".bin");

    if(file.open(QIODevice::Append) )
    {
        QByteArray data;

        data.clear();
        data.append((const char *)packer.buff,tx_len);

        QDataStream stream(&file);

        stream << data;

        file.flush();
        file.close();
    }
}


void Play::on_pushButton_last_clicked()
{
    //暂停播放
    if(play_state == 0x01)//正在播放
    {
        play_state = 0x02;
        emit changedPlayState(play_state);

        if(current_frame  > 0)
        {
            current_frame -= 1;
        }

        emit changedframe(current_frame);
    }
    //上一帧
}


void Play::on_pushButton_play_clicked()
{
    if(play_state == 0x02)//暂停了
    {
        play_state = 0x01;
        emit changedPlayState(play_state);
    }
    else if(play_state == 0x01)//正在播放
    {
        play_state = 0x02;
        emit changedPlayState(play_state);
    }
    else if(play_state == 0x00)//没有播放，可以播放
    {
        play_state = 0x01;

        emit changedPlayState(play_state);

        PlayThread *playthread = new PlayThread;

        playthread->playData(playdata);

        connect(playthread,&PlayThread::progress,this,[=](uint64_t all,uint64_t current){

            ui->horizontalSlider->setMaximum(all);

            ui->horizontalSlider->setValue(current);

            ui->label_status->setText(" "+ QString::number(current) + "/" + QString::number(all) + " ");

            current_frame = current;
            total_frame = all;


            qDebug() << all << current;
        });


        connect(this,&Play::changedframe,playthread,[=](int64_t pos){
            playthread->setNewPos(pos);

            play_state = 1;
            emit changedPlayState(play_state);
        });

        connect(this,&Play::changedPlayState,playthread,[=](uint8_t state){
            playthread->setPlayState(state);
        });

        connect(playthread,&PlayThread::frameData,this,[=](quint8 channel,quint8 type,QDateTime time, QByteArray raw){
            emit frameData(channel,type,time,raw);

            //qDebug() << channel << type << time << raw;
        });

        connect(ui->horizontalSlider,&QSlider::sliderMoved,this,[=](int value){

            play_state = 2;
            emit changedPlayState(play_state);

            playthread->setNewPos(value);

            play_state = 1;
            emit changedPlayState(play_state);


            qDebug() << "sliderMoved" << value;

        });


        QThreadPool::globalInstance()->start(playthread);
    }

}


void Play::on_pushButton_next_clicked()
{
    if(play_state == 0x01)//正在播放
    {
        play_state = 0x02;
        emit changedPlayState(play_state);

        if(current_frame < total_frame)
        {
            current_frame += 1;
        }

        emit changedframe(current_frame);
    }

    //暂停播放

    //下一帧
}