/// <summary>
/// 获取BNY文件的结束里程
/// </summary>
/// <param name="bnyFilePath">bny文件路径</param>
/// <returns>结束里程</returns>
public float GetBNYEndMile(string bnyFilePath)
{
try
{
FileStream fs = new FileStream(bnyFilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs, Encoding.Default);
br.BaseStream.Position = 0;
int iChannelNumberSize = BNYFile.GetChannelSize();
br.BaseStream.Position = br.BaseStream.Length - iChannelNumberSize;
byte[] b = new byte[iChannelNumberSize];
b = br.ReadBytes(iChannelNumberSize);
float fGL = (BitConverter.ToSingle(b, (3 - 1) * BNYFile.oneByteSize));
br.Close();
fs.Close();
return(fGL);
}
catch (Exception ex)
{
throw new Exception(ex.Message, ex);
}
}
/// <summary>
/// 跳转按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnGo_Click(object sender, EventArgs e)
{
this.btnPrev.Enabled = true;
if (Convert.ToInt32(this.txtGoPage.Text.Trim()) > pageCount)
{
MessageBox.Show("您输入的页数大于总页数");
return;
}
else
{
startPosition = (pageIndex - 1) * rowCount * BNYFile.GetChannelSize();
var listAll = common.GetBNYData(bnyPath, rowCount, startPosition, ref endPosition);
pageIndex = Convert.ToInt32(this.txtGoPage.Text.Trim());
DisplayData(listAll);
this.txtCurrentPage.Text = pageIndex.ToString();
if (pageIndex == pageCount)
{
this.btnNext.Enabled = false;
}
if (pageIndex == 1)
{
this.btnPrev.Enabled = false;
}
}
}
/// <summary>
/// 查询指定采样点的BNY数据集合
/// </summary>
/// <param name="bnyFilePath">bny文件路径</param>
/// <param name="channelNums">通道号数组</param>
/// <param name="sampleNum">采样点个数</param>
/// <param name="startFilePos">开始位置</param>
/// <param name="endFilePos">结束位置</param>
/// <returns>数据集合</returns>
public List <float[]> GetBNYData(string bnyFilePath, int[] channelNums, int sampleNum, long startFilePos, ref long endFilePos)
{
try
{
FileStream fs = new FileStream(bnyFilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs, Encoding.Default);
br.BaseStream.Position = startFilePos;
int iChannelNumberSize = BNYFile.GetChannelSize();
endFilePos = startFilePos + iChannelNumberSize;
if (endFilePos > br.BaseStream.Length)
{
endFilePos = br.BaseStream.Length;
sampleNum = Convert.ToInt32((endFilePos - startFilePos) / iChannelNumberSize);
}
byte[] b = new byte[iChannelNumberSize];
List <float[]> allList = new List <float[]>();
int channelCount = channelNums.Length;
for (int i = 0; i < channelCount; i++)
{
float[] array = new float[sampleNum];
allList.Add(array);
}
for (int i = 0; i < sampleNum; i++)
{
b = br.ReadBytes(iChannelNumberSize);
for (int j = 0; j < channelCount; j++)
{
float fGL = (BitConverter.ToSingle(b, (channelNums[j] - 1) * BNYFile.oneByteSize));
allList[j][i] = fGL;
}
}
br.Close();
fs.Close();
return(allList);
}
catch (Exception ex)
{
throw new Exception(ex.Message, ex);
}
}
/// <summary>
/// 获取BNY文件里程的位置
/// </summary>
/// <param name="bnyFilePath">bny文件路径</param>
/// <param name="isInc">是否为增里程</param>
/// <param name="mile">里程</param>
/// <returns>位置</returns>
public long GetMilePosition(string bnyFilePath, bool isInc, float mile)
{
try
{
long position = -1;
FileStream fs = new FileStream(bnyFilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs, Encoding.Default);
br.BaseStream.Position = 0;
int iChannelNumberSize = BNYFile.GetChannelSize();
long endFilePos = br.BaseStream.Length;
int sampleNum = Convert.ToInt32(endFilePos / iChannelNumberSize);
byte[] b = new byte[iChannelNumberSize];
for (int i = 0; i < sampleNum; i++)
{
b = br.ReadBytes(iChannelNumberSize);
float fGL = (BitConverter.ToSingle(b, (3 - 1) * BNYFile.oneByteSize));
if (isInc)
{
if (fGL >= mile)
{
position = br.BaseStream.Position - iChannelNumberSize;
break;
}
}
else
{
if (fGL <= mile)
{
position = br.BaseStream.Position - iChannelNumberSize;
break;
}
}
}
br.Close();
fs.Close();
return(position);
}
catch (Exception ex)
{
throw new Exception(ex.Message, ex);
}
}
/// <summary>
/// 上一页按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnPrev_Click(object sender, EventArgs e)
{
//凡是点击上一页下一页总会可用 20170927
this.btnNext.Enabled = true;
startPosition = (pageIndex - 1) * rowCount * BNYFile.GetChannelSize();
var listAll = common.GetBNYData(bnyPath, rowCount, startPosition, ref endPosition);
pageIndex--;
DisplayData(listAll);
this.txtCurrentPage.Text = pageIndex.ToString();
if (pageIndex == 1)
{
this.btnPrev.Enabled = false;
}
}
/// <summary>
/// 查询按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnSearch_Click(object sender, EventArgs e)
{
bnyPath = txtBNYFilePath.Text.Trim();
if (bnyPath == "")
{
MessageBox.Show("请先选择BNY文件", "提示", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//bnyPath = @"H:\工作文件汇总\铁科院\程序\工具\BNY\data\20170409京广高速上行（广州南~武汉）_001.bny";
//bnyPath = @"F:\个人文件\铁路\工程代码\文件工具\BNY工具\data\20170409京广高速上行（广州南~武汉）_001.bny";
long bnyFileLength = common.GetBNYLastPosition(bnyPath);
pageCount = 0;
pageCount = Convert.ToInt32(bnyFileLength / (rowCount * BNYFile.GetChannelSize()));
if (bnyFileLength % (rowCount * BNYFile.GetChannelSize()) > 0)
{
pageCount += 1;
}
var listAll = common.GetBNYData(bnyPath, rowCount, startPosition, ref endPosition);
startPosition = endPosition;
this.txtCurrentPage.Text = pageIndex.ToString();
this.lblTotalPage.Text = pageCount.ToString();
float startmiled = common.GetBNYStartMile(bnyPath);
float endmiled = common.GetBNYEndMile(bnyPath);
if (startmiled < endmiled)
{
isInc = true;
}
this.lbl_StartMile.Text = startmiled.ToString();
this.lbl_EndMile.Text = endmiled.ToString();
DisplayData(listAll);
}
/// <summary>
/// 下一页按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnNext_Click(object sender, EventArgs e)
{
this.btnPrev.Enabled = true;
if (pageIndex >= pageCount)
{
return;
}
else
{
startPosition = (pageIndex - 1) * rowCount * BNYFile.GetChannelSize();
var listAll = common.GetBNYData(bnyPath, rowCount, startPosition, ref endPosition);
pageIndex++;
DisplayData(listAll);
this.txtCurrentPage.Text = pageIndex.ToString();
if (pageIndex == pageCount)
{
this.btnNext.Enabled = false;
}
}
}
/// <summary>
/// 获取BNY数据并向cit文件中写入数据
/// </summary>
/// <param name="channelList"></param>
private void GetBnyDataAndWriteCit(string citPath, string bnyPath, List <ChannelNew> channelList)
{
CitFileHelper citHelper = new CitFileHelper();
int[] bnyChannelArr = channelList.Where(s => s.BNYChannelId >= 0).Select(s => s.BNYChannelId).ToArray();
int sampleNum = 50000;
long startPosition = 0;
long endPosition = 0;
long bnyFileLength = common.GetBNYLastPosition(bnyPath);
int pageCount = 0;
double realPageCount = bnyFileLength * 1.0 / (sampleNum * BNYFile.GetChannelSize());
if (realPageCount % ((int)realPageCount) > 0)
{
pageCount = ((int)realPageCount) + 1;
}
else
{
pageCount = (int)realPageCount;
}
List <float[]> bnyList = new List <float[]>();
List <float[]> resultList = new List <float[]>();
float[] fvalue = new float[sampleNum];
for (int i = 0; i < pageCount; i++)
{
bnyList = common.GetBNYData(bnyPath, sampleNum, startPosition, ref endPosition);
startPosition = endPosition;
resultList.Clear();
for (int j = 0; j < channelList.Count; j++)
{
if (channelList[j].BNYChannelId >= 0)
{
if (bnyList[channelList[j].BNYChannelId].Length < sampleNum)
{
fvalue = new float[bnyList[channelList[j].BNYChannelId].Length];
if (channelList[j].BNYChannelId == 2)
{
if (channelList[j].dataChannelInfo.sNameEn == "KM")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => ((float)(int)p)).ToArray();
}
else if (channelList[j].dataChannelInfo.sNameEn == "M")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => (p - (int)p) * 1000).ToArray();
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
if (channelList[j].BNYChannelId == 2)
{
if (channelList[j].dataChannelInfo.sNameEn == "KM")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => ((float)(int)p)).ToArray();
}
else if (channelList[j].dataChannelInfo.sNameEn == "M")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => (p - (int)p) * 1000).ToArray();
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
}
else
{
fvalue = new float[bnyList[0].Length];
}
resultList.Add(fvalue);
}
citHelper.WriteChannelDataFloat(citPath, resultList);
if (tokenSource.IsCancellationRequested)
{
throw new OperationCanceledException();
}
}
}
private void GetBnyData(string bnyPath, List <ChannelNew> channelList)
{
int sampleNum = 5000;
long startPosition = 0;
long endPosition = 0;
long bnyFileLength = common.GetBNYLastPosition(bnyPath);
int pageCount = 0;
double realPageCount = bnyFileLength * 1.0 / (sampleNum * BNYFile.GetChannelSize());
if (realPageCount % ((int)realPageCount) > 0)
{
pageCount = ((int)realPageCount) + 1;
}
else
{
pageCount = (int)realPageCount;
}
List <float[]> bnyList = new List <float[]>();
List <float[]> resultList = new List <float[]>();
float[] fvalue = new float[sampleNum];
for (int i = 0; i < pageCount; i++)
{
bnyList = common.GetBNYData(bnyPath, sampleNum, startPosition, ref endPosition);
startPosition = endPosition;
resultList.Clear();
for (int j = 0; j < channelList.Count; j++)
{
if (channelList[j].BNYChannelId >= 0)
{
if (bnyList[channelList[j].BNYChannelId].Length < sampleNum)
{
fvalue = new float[bnyList[channelList[j].BNYChannelId].Length];
if (channelList[j].BNYChannelId == 2)
{
if (channelList[j].dataChannelInfo.sNameEn == "KM")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => ((float)(int)p)).ToArray();
}
else if (channelList[j].dataChannelInfo.sNameEn == "M")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => (p - (int)p) * 1000).ToArray();
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
if (channelList[j].BNYChannelId == 2)
{
if (channelList[j].dataChannelInfo.sNameEn == "KM")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => ((float)(int)p)).ToArray();
}
else if (channelList[j].dataChannelInfo.sNameEn == "M")
{
fvalue = bnyList[channelList[j].BNYChannelId].Select(p => (p - (int)p) * 1000).ToArray();
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
else
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
}
}
else
{
fvalue = new float[bnyList[0].Length];
}
resultList.Add(fvalue);
}
if (channelDataList.ContainsKey(bnyPath))
{
channelDataList[bnyPath].Enqueue(new List <float[]>(resultList));
}
if (tokenSource.IsCancellationRequested)
{
token.ThrowIfCancellationRequested();
break;
}
int count = channelDataList[bnyPath].Count / 10;
if (count > 1)
{
Thread.Sleep(300 * count);
}
}
channelDataList[bnyPath].Enqueue(null);
}
/// <summary>
/// 获取BNY数据并向cit文件中写入数据
/// </summary>
/// <param name="channelList"></param>
private void GetBnyDataAndWriteCit(List <ChannelNew> channelList)
{
int[] bnyChannelArr = channelList.Where(s => s.BNYChannelId >= 0).Select(s => s.BNYChannelId).ToArray();
int sampleNum = 1000;
long startPosition = 0;
long endPosition = 0;
long bnyFileLength = common.GetBNYLastPosition(bnyFilePath);
int pageCount = Convert.ToInt32(bnyFileLength / (sampleNum * BNYFile.GetChannelSize()));
List <float[]> bnyList = new List <float[]>();
try
{
using (FileStream fs = new FileStream(createCitFilePath, FileMode.Append, FileAccess.Write, FileShare.ReadWrite))
{
using (BinaryWriter bw = new BinaryWriter(fs, Encoding.Default))
{
DataHeadInfo dhi = citHelper.GetDataInfoHead(createCitFilePath);
List <DataChannelInfo> channelInfoList = citHelper.GetDataChannelInfoHead(createCitFilePath);
int iChannelNumberSize = dhi.iChannelNumber * 2;
byte[] dataArray = new byte[iChannelNumberSize];
List <Byte> dataList = new List <Byte>();
short tmpRmsData = 0;;
Byte[] tmpBytes = new Byte[2];
for (int i = 0; i < pageCount; i++)
{
bnyList = common.GetBNYData(bnyFilePath, sampleNum, startPosition, ref endPosition);
startPosition = endPosition;
List <float[]> resultList = new List <float[]>();
//Action<float> action = new Action<float>({ });
for (int j = 0; j < channelList.Count; j++)
{
float[] fvalue = new float[sampleNum];
if (channelList[j].BNYChannelId >= 0)
{
fvalue = bnyList[channelList[j].BNYChannelId];
}
resultList.Add(fvalue);
}
long iArrayLen = resultList[0].Length;
for (int k = 0; k < iArrayLen; k++)
{
if (citHelper.IsEncrypt(dhi))
{
for (int iTmp = 0; iTmp < channelList.Count; iTmp++)
{
if (channelList[iTmp].BNYChannelId > 6)
{
tmpRmsData = (short)((resultList[iTmp][k] / 10 - channelInfoList[iTmp].fOffset) * channelInfoList[iTmp].fScale);
}
else
{
tmpRmsData = (short)((resultList[iTmp][k] - channelInfoList[iTmp].fOffset) * channelInfoList[iTmp].fScale);
}
tmpBytes = CitFileHelper.ByteXORByte(BitConverter.GetBytes(tmpRmsData));
dataList.AddRange(tmpBytes);
}
}
else
{
for (int iTmp = 0; iTmp < channelList.Count; iTmp++)
{
try
{
if (channelList[iTmp].BNYChannelId > 6)
{
tmpRmsData = (short)((resultList[iTmp][k] / 10 - channelInfoList[iTmp].fOffset) * channelInfoList[iTmp].fScale);
}
else
{
tmpRmsData = (short)((resultList[iTmp][k] - channelInfoList[iTmp].fOffset) * channelInfoList[iTmp].fScale);
}
dataList.AddRange(BitConverter.GetBytes(tmpRmsData));
}
catch (Exception ex)
{
throw ex;
}
}
}
///bw.BaseStream.Position = 100;
bw.Write(dataList.ToArray());
bw.Flush();
dataList.Clear();
}
if (token.IsCancellationRequested)
{
token.ThrowIfCancellationRequested();
}
}
}
}
}
catch (Exception ex)
{
throw ex;
}
}