/// <summary>
/// 读取CIT文件
/// </summary>
/// <param name="citFilePath">cit文件路径----->来自里程快速校正中的选择cit文件的按钮</param
/// <param name="numericUpDown1">跳变允许值----->来自里程快速校正中的 跳变容许值</param>
private List <AutoIndex> _readCit(String citFilePath, int numericUpDown1)
{
List <AutoIndex> autoIndexClsList = new List <AutoIndex>();
//autoIndexClsList.Max(p => p.meter_between);
//autoIndexClsList.Min(p => p.meter_between);
//double count = citHelper.GetTotalSampleCount(citFilePath)/4/1000;
//double tiaobian1=autoIndexClsList.Sum(p => p.meter_between)/count;
//double tiaobian1i = autoIndexClsList.Sum(p => Math.Abs(p.meter_between))/autoIndexClsList.Count;
if (numericUpDown1 <= 0)
{
///MessageBox.Show("容许跳变值为 0");
return(autoIndexClsList);
}
try
{
FileInformation fileInfomation = citHelper.GetFileInformation(citFilePath);
List <ChannelDefinition> channelList = citHelper.GetChannelDefinitionList(citFilePath);
FileStream fs = new FileStream(citFilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs, Encoding.Default);
br.BaseStream.Position = 0;
br.ReadBytes(120);
br.ReadBytes(65 * fileInfomation.iChannelNumber);
br.ReadBytes(BitConverter.ToInt32(br.ReadBytes(4), 0));
int iChannelNumberSize = fileInfomation.iChannelNumber * 2;
byte[] b = new byte[iChannelNumberSize];
long milePos = 0;
int km_pre = 0;
int meter_pre = 0;
int km_currrent = 0;
int meter_current = 0;
int meter_between = 0;
int km_index = 0;
int meter_index = 2;
long iArray = (br.BaseStream.Length - br.BaseStream.Position) / iChannelNumberSize;
for (int i = 0; i < iArray; i++)
{
milePos = br.BaseStream.Position;
b = br.ReadBytes(iChannelNumberSize);
if (Encryption.IsEncryption(fileInfomation.sDataVersion))
{
b = Encryption.Translate(b);
}
if (i == 0)
{
km_pre = (int)(BitConverter.ToInt16(b, km_index));
meter_pre = (int)(BitConverter.ToInt16(b, meter_index));
}
else
{
km_currrent = (int)(BitConverter.ToInt16(b, km_index));
meter_current = (int)(BitConverter.ToInt16(b, meter_index));
//第二个通道为采样点，换算为米就要除以4
meter_between = (km_currrent - km_pre) * 1000 + (meter_current - meter_pre) / 4;
if (Math.Abs(meter_between) > numericUpDown1)
{
AutoIndex autoIndexCls = new AutoIndex();
autoIndexCls.milePos = milePos;
autoIndexCls.km_current = km_currrent;
autoIndexCls.meter_current = meter_current;
autoIndexCls.km_pre = km_pre;
autoIndexCls.meter_pre = meter_pre;
autoIndexCls.meter_between = meter_between;
autoIndexClsList.Add(autoIndexCls);
}
km_pre = km_currrent;
meter_pre = meter_current;
}
}
br.Close();
fs.Close();
}
catch (Exception ex)
{
Console.WriteLine("读取CIT文件跳变点失败:" + ex.Message + ",堆栈：" + ex.StackTrace);
}
return(autoIndexClsList);
}
/// <summary>
/// 读取CIT文件
/// </summary>
/// <param name="citFilePath"></param>
private void ReadCIT(String citFilePath)
{
if (numericUpDown1.Value <= 0)
{
MessageBox.Show("容许跳变值为 0");
return;
}
try
{
autoIndexClsList.Clear();
dataGridView1.Rows.Clear();
FileInformation fileInfomation = citHelper.GetFileInformation(citFilePath);
List <ChannelDefinition> channelList = citHelper.GetChannelDefinitionList(citFilePath);
FileStream fs = new FileStream(citFilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs, Encoding.Default);
br.BaseStream.Position = 0;
br.ReadBytes(120);
br.ReadBytes(65 * fileInfomation.iChannelNumber);
br.ReadBytes(BitConverter.ToInt32(br.ReadBytes(4), 0));
int iChannelNumberSize = fileInfomation.iChannelNumber * 2;
byte[] b = new byte[iChannelNumberSize];
long milePos = 0;
int km_pre = 0;
int meter_pre = 0;
int km_currrent = 0;
int meter_current = 0;
int meter_between = 0;
int km_index = 0;
int meter_index = 2;
long iArray = (br.BaseStream.Length - br.BaseStream.Position) / iChannelNumberSize;
for (int i = 0; i < iArray; i++)
{
milePos = br.BaseStream.Position;
b = br.ReadBytes(iChannelNumberSize);
if (Encryption.IsEncryption(fileInfomation.sDataVersion))
{
b = Encryption.Translate(b);
}
if (i == 0)
{
km_pre = (int)(BitConverter.ToInt16(b, km_index));
meter_pre = (int)(BitConverter.ToInt16(b, meter_index));
}
else
{
km_currrent = (int)(BitConverter.ToInt16(b, km_index));
meter_current = (int)(BitConverter.ToInt16(b, meter_index));
//第二个通道为采样点，换算为米就要除以4
meter_between = (km_currrent - km_pre) * 1000 + (meter_current - meter_pre) / 4;
if (Math.Abs(meter_between) > numericUpDown1.Value)
{
AutoIndex autoIndexCls = new AutoIndex();
autoIndexCls.milePos = milePos;
autoIndexCls.km_current = km_currrent;
autoIndexCls.meter_current = meter_current;
autoIndexCls.km_pre = km_pre;
autoIndexCls.meter_pre = meter_pre;
autoIndexCls.meter_between = meter_between;
autoIndexClsList.Add(autoIndexCls);
}
km_pre = km_currrent;
meter_pre = meter_current;
}
}
br.Close();
fs.Close();
}
catch (Exception ex)
{
MyLogger.logger.Error("读取CIT文件跳变点失败:" + ex.Message + ",堆栈：" + ex.StackTrace);
MessageBox.Show(ex.Message);
}
}
public static T Idx <T>(this AutoIndex <T> autoIndex) where T : struct
{
return(autoIndex.Get());
}
