#include "datafiledsr.h"

#include "main.h"

DataFileDsr::DataFileDsr():
    m_HeadSpacingIndex(0)
{
    memset(&m_62HeadData, 0, sizeof(DsrHeadEx62));
}

DataFileDsr::~DataFileDsr()
{
}

void DataFileDsr::initFile(const QString &fullPathName)
{
    clear();
    QFileInfo file(fullPathName);
    if (file.exists() && file.isFile())
    {
        m_fileFullPathName = fullPathName;
        m_fileName = fullPathName;
        if(g_emMacType == MACHINE_FIVEHEADPRECISIONSEWING)
        {
            updateFileVersionTo6_2();       // 文件头中新增2048的数据
        }
    }
    else
    {
        qDebug() << "Init file failed path =" << m_fileFullPathName;
    }
}

//检查dsr文件版本，非5.2以上版本和错误格式返回-1
int DataFileDsr::checkDsrVersion()
{
    loadFile();     // 如果数据未读取，重新读取

    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        qDebug("dsr size less then headsize");
        return -1;
    }
    DsrHead * dsrHead = (DsrHead *)(m_fileData.data());
    float ver = *((float*)(&dsrHead->verCode)) + 0.1;
    if(ver < DSR_VERSION_5)     //5.x以下版本
    {
        return -1;
    }

   if(ver >= DSR_VERSION_6_3)   //6.3版本
   {
      if(size <= (int)(sizeof(DsrHead63)))
      {
          qDebug() << "dsr size less then headsize";
          return -1;
      }
   }

    size -= dsrHead->dataBegin;
    if (size <= 0)
    {
        qDebug("dsr dataBegin err");
        return -1;
    }
    int stepsize = size/sizeof(DsrStep);
    if (stepsize <= 0)
    {
        qDebug("dsr data size err");
        return -1;
    }
    if (stepsize > PATTERN_LARGE_NEEDLES)//128万针
    {
        qDebug("dsr data size big");
        return -2;
    }

    return stepsize;
}

// 转换为绝对数据
void DataFileDsr::convertDataToEmbAbs()
{
    m_embAbsData.clear();

    getDsrMinMax();//读取dsr源文件

    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        qDebug("dsr size less then headsize");
        return;
    }
    DsrHead * dsrHead = (DsrHead *)(m_fileData.data());//头文件的结构体
    size -= dsrHead->dataBegin;

    if (size <= 0)
    {
        qDebug("dsr dataBegin err");
        return;
    }
    int stepsize = size/sizeof(DsrStep);
    if (stepsize <= 0)
    {
        qDebug("dsr data size err");
        return;
    }
    DsrStep * dsrDataBeg = (DsrStep *)((m_fileData.data() + dsrHead->dataBegin));

    // 绝对坐标数据
    DataDs16FileHead dhead;
    memset(&dhead, 0, sizeof(DataDs16FileHead));

    QByteArray absData;//绝对坐标
    absData.clear();
    DsAbsItem absItem;
    memset(&absItem,0,sizeof(DsAbsItem));

    DsrStep * dsrDataPtr = dsrDataBeg;
    DsrStep * dsrDataPtrTemp = dsrDataBeg;

    int maxX = S32_MIN;
    int maxY = S32_MIN;
    int minY = S32_MAX;
    int minX = S32_MAX;

    int stepidx = 0;
    int runflag = 0;
    BYTE ctrl,attr;
    BYTE lastStatus = DATA_END_OLD; //上一针的状态;
    double xfactor ;
    double yfactor ;
    double rfactor ;
    if (dsrHead->xyUnit == 0) //  0：单位0.1mm; 1: 0.01mm; 2: mm
    {
        xfactor = DSR_EMB_DATADIRX*10;
        yfactor = DSR_EMB_DATADIRY*10;
    }
    else if (dsrHead->xyUnit == 2)
    {
        xfactor = DSR_EMB_DATADIRX*100;
        yfactor = DSR_EMB_DATADIRY*100;
    }
    else
    {
        xfactor = DSR_EMB_DATADIRX;
        yfactor = DSR_EMB_DATADIRY;
    }
    if (dsrHead->rUnit == 0)    // 0：单位0.36度; 1: 0.036度; 2: 度; 3, 1/10000弧度;
    {
        rfactor = 2*PI*10 * DSR_EMB_DATADIRR;
    }
    else if (dsrHead->rUnit == 1)
    {
        rfactor = 2*PI * DSR_EMB_DATADIRR;
    }
    else
    {
        rfactor = DSR_EMB_DATADIRR;
    }

    int ax,ay,ar;
    ax = ay = ar = 0;
    int headSpacingIndex = 0; //机头间距索引

    //都减去第一个点坐标，并转换为中间数据
    for (int i = 0; i < stepsize; i++)
    {
        ctrl = dsrDataPtr->ctrl;
        attr = dsrDataPtr->attr;
        ax = dsrDataPtr->dx;
        ay = dsrDataPtr->dy;
        ar = dsrDataPtr->dr;

        if  (ctrl == DATA_PAUSE_OLD)	// 暂停
        {
            ctrl = DATA_PAUSE;
        }
        if  (ctrl == DATA_ANGLE_OLD)	// 拐点
        {
            ctrl =  DATA_ANGLE;
        }
        if  (ctrl == DATA_CUT_OLD)	// 剪线
        {
            ctrl =  DATA_CUTTRD;
        }
        if  (ctrl == DATA_END_OLD)	// 结束码
        {
            ctrl =  DATA_END;
        }
        if  (ctrl == DATA_CHGND_OLD)	// 换色功能码
        {
            ctrl =  DATA_CHGND;
        }

#if(1)
        //判断是否要改变第一针的属性
        if(ctrl == DSR_JUMP)
        {
            if (runflag == 0)
            {
                runflag = 1;
            }
            runflag++;
        }
        else if(ctrl == DSR_SEWING)//第一针不转换为跳针
        {
            if ((runflag == 0 || runflag > 3) && (i > 0))   // 第一个运针是入针
            {
                ctrl = DATA_OFFSET;
                runflag = 1;
            }
            //else if (i == 0 && ddx == 0 && ddy == 0)   // 第一针，入针，向后扫描，如果有连续的三个跳针，则将第一针入针转换为跳针 ljs
            else if (i == 0)   // 20230511 第一针，入针，向后扫描，如果有连续的三个跳针，则将第一针入针转换为跳针 ljs
            {
                int count = 0;
                do
                {
                    dsrDataPtrTemp++;
                    if  (dsrDataPtr->ctrl == DSR_JUMP)
                    {
                        count++;
                        if (dsrDataPtrTemp->dx == 0 && dsrDataPtrTemp->dy == 0)   // 空跳，直接变成跳针
                        {
                            count += 2;
                        }
                    }
                    else
                    {
                        break;
                    }
                }while(1);
                if  (count >= 3)
                {
                    ctrl = DATA_OFFSET;
                    runflag = 2;
                }
                else
                {
                    runflag = 1;
                }
            }
            else
            {
                runflag = 1;
            }
        }
        else if (ctrl == DATA_CHGND)    // 换色
        {
            runflag = 10;
        }
        else
        {
            runflag = 0;
        }
#endif

        //附加动作定义 记录每个针步的机头间距索引（机头间距表中对应的位置）
        //缝纫动作结束，索引增加，起始为0
        //上一针为缝纫或剪线，这一针不是缝纫和剪线，则增加索引
        if(((lastStatus == DATA_SEWING || lastStatus == DATA_CUT_OLD ||lastStatus ==DATA_CUTTRD)
            && (ctrl != DATA_SEWING &&  ctrl != DATA_CUT_OLD &&  ctrl != DATA_CUTTRD
                &&  ctrl != DATA_END_OLD &&  ctrl != DATA_NULL)))
        {
            headSpacingIndex++;
//            qDebug()<<"index add to ====================:"<<headSpacingIndex;
        }

        ///五头机
        if(g_emMacType == MACHINE_FIVEHEADPRECISIONSEWING){
            //后一个字节为机头间距表的索引
            unsigned char actArr[2];
            actArr[0] = 0x10;//前个字节为00010000
//            actArr[1] = (unsigned char)headSpacingIndex;
            actArr[1] = headSpacingIndex & 0xff;
//            qDebug()<<"stepNum:"<< i <<"(unsigned char)" << actArr[1];
//            absItem.action = (short int)*actArr;

            memcpy(&absItem.action,actArr,2);
        }else{
            absItem.action = dsrDataPtr->action;
        }

        lastStatus = ctrl;
        absItem.ctrl = ctrl;
        absItem.attr = attr;
        absItem.ax = ax * xfactor;
        absItem.ay = ay * yfactor;
        absItem.ar = ar * rfactor;

        if (absItem.ax > maxX)
        {
            maxX = absItem.ax;
        }
        if (absItem.ax < minX)
        {
            minX = absItem.ax;
        }
        if (absItem.ay > maxY)
        {
            maxY = absItem.ay;
        }
        if (absItem.ay < minY)
        {
            minY = absItem.ay;
        }

        absData.append((char*)(&absItem), sizeof(DsAbsItem));

        stepidx++;
        dsrDataPtr++;
    }

    m_HeadSpacingIndex = headSpacingIndex;
    qDebug()<<"m_HeadSpacingCount = headSpacingIndex =" <<m_HeadSpacingIndex;

    //得到起始点
    dsrDataPtr = dsrDataBeg;
//    int begX = dsrDataPtr->dx * xfactor - minX;
//    int begY = dsrDataPtr->dy * yfactor - minY;
    int begX = dsrHead->startX;
    int begY = dsrHead->startY;
    int anchorX = dsrHead->anchorX;
    int anchorY = dsrHead->anchorY;

    int newstepnum = stepidx;    // 转换后的数据长度

    // 文件头转换
    QString name = getFileFullName();
    int namelen = name.size();
    if (namelen > HEAD_NAME_STR_LEN)
    {
        namelen = HEAD_NAME_STR_LEN;
    }
    memcpy(dhead.fileName, name.data(), namelen);   // 文件名称
    dhead.dataSize = newstepnum*sizeof(DsAbsItem);    // 数据字节数
    dhead.itemNums = newstepnum;                    // 数据项个数
    dhead.bytesPerItem = sizeof(DsAbsItem);           // 每项占的字节数
    dhead.bytesPerBlk = MAX_EXDP_LEN;               // 数据内容划分块大小
    dhead.dataChecksum = calcCheckSum32((u8 *)(absData.data()) , absData.length());		// 数据累加校验和
    dhead.checkCrc = calcCrc16((u8 *)(&dhead), HEAD_FIX_INFO_LEN);	// 前面6个字段的CRC校验，（6个字段分别为：文件名称，字节数，项个数，每项字节数，每块字节数，数据累加和的CRC校验值）
    u32 fileID = 0;
    fileID = calcCheckSum32((u8 *)(absData.data()) , absData.length());		// 原始数据累加校验和
    dhead.fileid = fileID;  //中间数据的 fileid  =

    dhead.anchorX = anchorX;                  // 定位点坐标X
    dhead.anchorY = anchorY;                  // 定位点坐标Y
    dhead.beginX = begX;             // 数据起点坐标X
    dhead.beginY = begY;             // 数据起点坐标Y
    dhead.beginR = 0;
    dhead.minX = minX-minX;
    dhead.maxX = maxX-minX;
    dhead.minY = minY-minY;
    dhead.maxY = maxY-minY;                // 轮廓范围，使用重新计算之后的值

    // 保存文件头到数组中
    m_embAbsData.append((char *)(&dhead), sizeof(DataDs16FileHead));

    // 保存数据到数组中
    m_embAbsData.append(absData);
}

// 生成预览图片
int DataFileDsr::createPreviewImage(QImage *pImg, int saveflag, int penwidth, int reDraw)
{
#if(1)
    if(reDraw == 0)//图片存在则不重画
    {
        // 图片是否存在，存在则返回
        QString previewPath = getFileFullPathName() + ".preview.png";
        QFile imageFile(previewPath);
        if (imageFile.exists())
        {
            return 0;
        }
    }
#endif

    int newimgflag = 0;
    QImage * pImage;
    int width, height;
    if (pImg == NULL)
    {
        width = DSR_PREVIEW_WIDTH;
        height = DSR_PREVIEW_HEIGHT;
        pImage = new QImage(width, height, IMAGE_TYPE);
        newimgflag = 1;
    }
    else
    {
        pImage = pImg;
    }

    width = pImage->width();
    height = pImage->height();

    if (width <= DSR_PREVIEW_SIDE*2 || height <= DSR_PREVIEW_SIDE*2)
    {
        if (pImage != NULL && newimgflag == 1)
        {
            delete pImage;
        }
        qDebug("preview img too small");
        return -1;
    }

    memset(pImage->bits(), 0x00, pImage->byteCount());

    QPainter painter(pImage);
    QColor backcolor(255, 255, 255, 0);         // 透明背景

    // 背景
    QPen pen;
    pen.setWidth(penwidth);
    pen.setColor(backcolor);
    painter.setPen(pen);
    painter.setBrush(backcolor);
    painter.drawRect(0, 0, width, height);

    getDsrMinMax();
    // 图形
    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        qDebug("dsr size less then headsize");
        return -1;
    }
    DsrHead * dsrHead = (DsrHead *)(m_fileData.data());
    size -= dsrHead->dataBegin;
    if (size <= 0)
    {
        qDebug("dsr dataBegin err");
        return -1;
    }
    int stepsize = size/sizeof(DsrStep);
    if (stepsize <= 0)
    {
        qDebug("dsr data size err");
        return -1;
    }

    DsrStep * dsrDataBeg = (DsrStep *)((m_fileData.data() + dsrHead->dataBegin));

    // 图形显示区域
    int dpminx = DSR_PREVIEW_SIDE;
    int dpmaxx = width - DSR_PREVIEW_SIDE;
    int dpminy = DSR_PREVIEW_SIDE + DSR_PREVIEW_SIDE;
    int dpmaxy = height - DSR_PREVIEW_SIDE;

    // 计算缩放系数
    double factor, temp;
    factor = (double)(abs(m_maxX - m_minX)) / (dpmaxx - dpminx);      // 按x计算的缩放系数
    temp =   (double)(abs(m_maxY - m_minY)) / (dpmaxy - dpminy);      // 按轮廓计算，最小能够放下重复次数个图形
    if (temp >= factor)     // 使用较大的缩放系数
    {
        factor = temp;
    }

    // 计算显示参数，按照图形的实际位置显示（数据坐标零点对应图形中心）
    int dpx = (int)((dpminx+dpmaxx)/2 - (((m_maxX+dsrHead->startX)+(m_minX+dsrHead->startX))/factor)/2);
    int dpy = (int)((dpminy+dpmaxy)/2 - (((m_maxY+dsrHead->startY)+(m_minY+dsrHead->startY))/factor)/2);

    // 显示花样图形
    BYTE ctrlByte;
    //BYTE attrByte;
    QColor sewcolor = QColor(Qt::green);
    pen.setColor(sewcolor);
    painter.setPen(pen);

    double datposx, datposy;
    int curx, cury, prex, prey;
    curx = cury = prex = prey = 0;

    DsrStep * dsrDataPtr = dsrDataBeg;

    for (int i = 0; i < stepsize; i++)
    {
        // 读入一个针步数据
        ctrlByte = dsrDataPtr->ctrl;
        //attrByte = dsrDataPtr->attr;

        prex = curx;
        prey = cury;

        datposx = dsrDataPtr->dx + dsrHead->startX;
        datposy = dsrDataPtr->dy + dsrHead->startY;

        curx = (datposx) / factor + dpx;
        cury = (datposy) / factor + dpy;

        if (DSR_SHOWDIRX == -1)
        {
            curx = (width)-curx;
        }
        if (DSR_SHOWDIRY == -1)
        {
            cury = (height)-cury;
        }

        if(i == 0)
        {
            dsrDataPtr++;
            continue;
        }

        if ( ctrlByte == DSR_SEWING  ||
             ctrlByte == DSR_EMB    ||
             ctrlByte == DSR_CUTTING ||
             ctrlByte == DSR_LASER   ||
             ctrlByte == DSR_JUMP)
        {
            painter.drawLine(prex, prey, curx, cury);
        }
        else
        {
            //qDebug("other type=0x%x", ctrlByte);
        }

        dsrDataPtr++;
    }

    // 保存成文件
    QString preview = getFileFullPathName();
    if (saveflag != 0 && preview.isEmpty() == false)
    {
#if (1)
        preview += ".preview.png";
        pImage->save(preview, "png");
#endif
    }

    if (pImage != NULL && newimgflag == 1)
    {
        delete pImage;
    }

    return 0;
}

DsrHead *DataFileDsr::getDsrHead()
{
    if(m_fileData.size() <= 0)
    {
        loadFile();     // 如果数据未读取，重新读取
    }

    DsrHead * head = NULL;
    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        return head;
    }

    head = (DsrHead *)(m_fileData.data());
    return head;
}

void DataFileDsr::moveDataBeginPonit(s32 left, s32 front)
{
    if((u32)m_embAbsData.size() > sizeof(DataDs16FileHead))
    {
        DataDs16FileHead *dhead = (DataDs16FileHead *)( m_embAbsData.data());
        dhead->beginX += left;
        dhead->beginY += front;
        dhead->maxX += left;
        dhead->minX += left;
        dhead->maxY += front;
        dhead->minY += front;
    }
}

//dsr文件头中新增2048的拓展 用于存机头间距参数
void DataFileDsr::updateFileVersionTo6_2()
{
    qDebug()<<"exec  DataFileDsr::updateFileVersionTo6_2()";
    //1 读出数据
    //2 判断文件版本
    //3 插入数据
    //4 修改头文件信息 文件版本 和 数据起始位置

    QFile file(m_fileFullPathName);
    qDebug()<<m_fileFullPathName;
    if(file.open(QIODevice::ReadWrite)){
        QByteArray oldFile;
        oldFile = file.readAll();
        file.close();

        DsrHead * dsrHead = (DsrHead *)(oldFile.data());//头文件的结构体
        qDebug()<< "DsrHead:" <<sizeof(DsrHead);
        float ver = *((float*)(&dsrHead->verCode)) + 0.1;
        DWORD begin = dsrHead->dataBegin;
        qDebug() << "file Version：" << ver;
        qDebug()<< "dsr file data beign:" << begin;

        if(ver < 5.2 && begin != (sizeof(DsrHead) + sizeof(DsrHeadEx62))){
            file.remove();//删除文件
            QFile newFile(m_fileFullPathName);
            if(newFile.open(QIODevice::ReadWrite | QIODevice::Truncate)){

                QByteArray newFileBuffer;

                //添加原先的文件头
                newFileBuffer.append(oldFile.left(begin));
                qDebug()<<"append(oldFile.left(begin))" <<newFileBuffer.size();

                if(begin < sizeof(DsrHead))
                {
                    //补充文件头至sizeof(DsrHead)大小
                    int gapLen = sizeof(DsrHead) - begin;
                    QByteArray gapArr(gapLen,0);
                    newFileBuffer.append(gapArr);
                    qDebug()<<"append(gapArr)" <<newFileBuffer.size();
                }

                //添加机头间距拓展
                DsrHeadEx62 initHead62;
                memset(&initHead62, 0, sizeof(DsrHeadEx62));
                for(unsigned int i = 0; i < sizeof(DsrHeadEx62)/sizeof(HeadTable); i++){
                    initHead62.headEnableSpacing[i].iswork = 0b00000001;//0000 0001 初始化时第一个机头都为启动
                }
                QByteArray headSpace(sizeof(DsrHeadEx62), 0);
                memcpy(headSpace.data(), (char*)&initHead62, sizeof(DsrHeadEx62));
                newFileBuffer.append(headSpace);
                m_62HeadData = initHead62;
                qDebug()<<"append(headSpace)" <<newFileBuffer.size();

                //修改数据起始位置dataBegin
                DsrHead * newDsrHead = (DsrHead *)(newFileBuffer.data());
                newDsrHead->dataBegin = sizeof(DsrHead) + sizeof(DsrHeadEx62); //3072
                qDebug()<<"newDsrHead:"<<newDsrHead->dataBegin;

                //添加数据区
                newFileBuffer.append(oldFile.right(oldFile.size() - begin));
                qDebug()<<"oldFile.right(oldFile.size() - begin)" <<newFileBuffer.size();
                qDebug()<<"oldFile.size()" << oldFile.size();

                newFile.write(newFileBuffer);
                newFile.close();
            }
        }
        else
        {   //已经有扩展文件头了 记录拓展文件头的数据
            memcpy(&m_62HeadData, oldFile.data() + sizeof(DsrHead), sizeof(DsrHeadEx62));
        }
    }

}

void DataFileDsr::clear()
{
    m_fileFullPathName.clear(); // 文件路径
    m_fileData.clear();         // 文件数据内容
    m_embAbsData.clear();       // 转换后的数据
}

void DataFileDsr::loadFile()
{    
    QFile rdfile(m_fileFullPathName);
    if(!rdfile.open(QIODevice::ReadOnly))
    {
        qDebug() << "open file fail when read, path =" << m_fileFullPathName;
        return;
    }

    m_fileData = rdfile.readAll();
    rdfile.close();

    int ret = checkFileCryption();
    if(ret > 0)//已加密
    {
        //解密
        int size = m_fileData.size();
        if (size <= (int)(sizeof(DsrHead)))
        {
            qDebug("dsr size less then headsize");
            return;
        }

        DsrHead * dsrHead = (DsrHead *)(m_fileData.data());
        size -= dsrHead->dataBegin;

        BYTE* pCryFactors = (BYTE*)(&dsrHead->dataBegin);
        BYTE* pData = (BYTE*)((m_fileData.data() + dsrHead->dataBegin));

        DsrCryption cry;
        cry.InitDsrCryptionCtrl(-1, dsrHead->cryWord, pCryFactors);

        int rslt = cry.DeCryption(pData, size);

        if (rslt == 0)
        {
            dsrHead->cryWord = 0;
        }
    }

    return;
}

void DataFileDsr::saveFile()
{
    QFile wrfile(m_fileFullPathName);
    if(!wrfile.open(QIODevice::WriteOnly | QIODevice::Truncate))
    {
        qDebug() << "open file fail when wirte, path =" << m_fileFullPathName;
        return;
    }
    else
    {
        wrfile.write(m_fileData);
        wrfile.close();
    }
}

//写入定位点或起绣点到文件中
void DataFileDsr::writePointToFile(int x, int y, int flag)
{
    if(m_fileData.size() <= 0)
    {
        return;
    }

    DsrHead * pDsrHead = (DsrHead *)(m_fileData.data());
    if(flag == 0)
    {
        pDsrHead->startX = x;
        pDsrHead->startY = y;
    }
    else
    {
        pDsrHead->anchorX = x;
        pDsrHead->anchorY = y;
    }

    QFile wfile(m_fileFullPathName);
    if(!wfile.open(QIODevice::WriteOnly | QIODevice::Truncate))
    {
        qDebug() << "open file fail when read, path =" << m_fileFullPathName;
        return;
    }

    wfile.write(m_fileData);
    wfile.close();

#ifdef Q_OS_LINUX
    system("sync");
#endif
}

void DataFileDsr::writePatternParaToFile(DsrHead *head)
{
    if(m_fileData.size() <= 0)
    {
        return;
    }

    memcpy(m_fileData.data(),(char*)head,sizeof(DsrHead));

    QFile wfile(m_fileFullPathName);
    if(!wfile.open(QIODevice::WriteOnly | QIODevice::Truncate))
    {
        qDebug() << "open file fail when read, path =" << m_fileFullPathName;
        return;
    }

    wfile.write(m_fileData);
    wfile.close();
}

QString DataFileDsr::getFileFullPath()
{
    QFileInfo file(m_fileFullPathName);
    return file.absoluteFilePath();
}

QString DataFileDsr::getFileFullName()
{
    QFileInfo file(m_fileFullPathName);
    return file.fileName();
}

QString DataFileDsr::getFileName()
{
    QFileInfo file(m_fileFullPathName);
    return file.completeBaseName();
}

QString DataFileDsr::getFileSuffix()
{
    QFileInfo file(m_fileFullPathName);
    return file.suffix();
}

int DataFileDsr::getStitchNums()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return pDsrHead->itemNums;
}

int DataFileDsr::getDatWidth()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return (pDsrHead->maxX - pDsrHead->minX);
}

int DataFileDsr::getDatHeight()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return (pDsrHead->maxY - pDsrHead->minY);
}

int DataFileDsr::getMaxX()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return pDsrHead->maxX;
}

int DataFileDsr::getMinX()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return pDsrHead->minX;
}

int DataFileDsr::getMaxY()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return pDsrHead->maxY;
}

int DataFileDsr::getMinY()
{
    if(m_embAbsData.size() <= 0)
    {
        return 0;
    }

    DataDs16FileHead * pDsrHead = (DataDs16FileHead *)((m_embAbsData.data()));
    return pDsrHead->minY;
}

int DataFileDsr::getBeginXYAndAnchorXY(int &beginX, int &beginY, int &anchorX, int &anchorY)
{
    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        return -1;
    }

    DsrHead * pDsrHead = (DsrHead *)((m_fileData.data()));
    DsrStep * dsrDataBeg = (DsrStep *)((m_fileData.data() + pDsrHead->dataBegin));

    anchorX = pDsrHead->anchorX;
    anchorY = pDsrHead->anchorY;
    //起始点坐标等于定位点+起始点+第一针的坐标
    beginX = pDsrHead->anchorX+pDsrHead->startX+dsrDataBeg->dx;
    beginY = pDsrHead->anchorY+pDsrHead->startY+dsrDataBeg->dy;

    return 0;
}

int DataFileDsr::getStepNums()
{
    int stepNums = m_HeadSpacingIndex +1;
    return stepNums;//个数为index加一
}

void DataFileDsr::set62ExHead(DsrHeadEx62 data)
{
    m_62HeadData = data;
}

DsrHeadEx62 &DataFileDsr::get62ExHead()
{
    return m_62HeadData;
}

int DataFileDsr::checkFileCryption()
{
    int encryption = 0;

    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        qDebug("dsr size less then headsize");
        return -1;
    }
    DsrHead * dsrHead = (DsrHead *)(m_fileData.data());
    size -= dsrHead->dataBegin;
    if (size <= 0)
    {
        qDebug("dsr dataBegin err");
        return -1;
    }
    int stepsize = size/sizeof(DsrStep);
    if (stepsize <= 0)
    {
        qDebug("dsr data size err");
        return -1;
    }

    if (dsrHead->cryWord != 0)
    {
        encryption = 1;
    }

    return encryption;
}

void DataFileDsr::getDsrMinMax()
{
    loadFile();     // 如果数据未读取，重新读取

    int size = m_fileData.size();
    if (size <= (int)(sizeof(DsrHead)))
    {
        qDebug("dsr size less then headsize");
        return;
    }

    DsrHead * dsrHead = (DsrHead *)(m_fileData.data());

    size -= dsrHead->dataBegin;
    if (size <= 0)
    {
        qDebug("dsr dataBegin err");
        return;
    }

    int stepsize = size/sizeof(DsrStep);
    if (stepsize <= 0)
    {
        qDebug("dsr data size err");
        return;
    }

    DsrStep * dsrDataBeg = (DsrStep *)((m_fileData.data() + dsrHead->dataBegin));
    DsrStep * dsrDataPtr = dsrDataBeg;
    m_maxX = S32_MIN;
    m_maxY = S32_MIN;
    m_minY = S32_MAX;
    m_minX = S32_MAX;

    BYTE ctrlByte;

    long curPitX = 0;
    long curPitY = 0;

    int i = 0;
    do
    {
        if (i < stepsize)
        {
            ctrlByte = dsrDataPtr->ctrl;

            if ( ctrlByte == DATA_EMB  ||
                 ctrlByte == DSR_SEWING ||
                 ctrlByte == DATA_OFFSET ||
                 0 )
            {
                curPitX = dsrDataPtr->dx;
                curPitY = dsrDataPtr->dy;
            }
            dsrDataPtr++;
            i++;
        }
        else
        {
            break;
        }

        if (curPitX > m_maxX)
        {
            m_maxX = curPitX;
        }
        if (curPitX < m_minX)
        {
            m_minX = curPitX;
        }
        if (curPitY > m_maxY)
        {
            m_maxY = curPitY;
        }
        if (curPitY < m_minY)
        {
            m_minY = curPitY;
        }

    }while(1);

    return;
}