/// <summary>
/// 计算结束里程
/// </summary>
private void CalcCitEndMileStone()
{
if (_fixData != null && _fixData.Count > 0)
{
long markedEndPostion = _fixData[_fixData.Count - 1].MarkedEndPoint.FilePointer;
long[] points = _citProcess.GetPositons(_citFilePath);
long sampleCount = _citProcess.GetSampleCountByRange(_citFilePath, markedEndPostion, points[1]);
MileStoneFixData data = new MileStoneFixData();
data.MarkedStartPoint = _fixData[_fixData.Count - 1].MarkedEndPoint;
data.SamplePointCount = sampleCount;
data.SampleRate = _meanSampleRate;
UserMarkedPoint markedEndPoint = new UserMarkedPoint();
markedEndPoint.FilePointer = points[1];
//if (_citFileInfo.iKmInc == 1)
//{
// markedEndPoint.UserSetMileage = data.MarkedStartPoint.UserSetMileage - (data.SamplePointCount - 1) * data.SampleRate;
//}
//else
//{
// markedEndPoint.UserSetMileage = data.MarkedStartPoint.UserSetMileage + (data.SamplePointCount - 1) * data.SampleRate;
//}
markedEndPoint.UserSetMileage = data.MarkedStartPoint.UserSetMileage + (data.SamplePointCount - 1) * data.SampleRate;
data.MarkedEndPoint = markedEndPoint;
data.RealDistance = data.MarkedEndPoint.UserSetMileage - data.MarkedStartPoint.UserSetMileage;
_fixData.Add(data);
}
}
/// <summary>
/// 读取里程修正表
/// </summary>
public void ReadMilestoneFixTable()
{
string cmdText = "select * from IndexSta order by id";
DataTable dt = _indexOperator.Query(cmdText);
if (dt != null && dt.Rows.Count > 0)
{
_fixData = new List <MileStoneFixData>();
for (int i = 0; i < dt.Rows.Count; i++)
{
MileStoneFixData data = new MileStoneFixData();
data.ID = dt.Rows[i]["Id"].ToString();
data.MarkedStartPoint = new UserMarkedPoint();
data.MarkedStartPoint.FilePointer = long.Parse(dt.Rows[i]["StartPoint"].ToString());
data.MarkedStartPoint.UserSetMileage = float.Parse(dt.Rows[i]["StartMeter"].ToString());
data.MarkedEndPoint = new UserMarkedPoint();
data.MarkedEndPoint.FilePointer = long.Parse(dt.Rows[i]["EndPoint"].ToString());
data.MarkedEndPoint.UserSetMileage = float.Parse(dt.Rows[i]["EndMeter"].ToString());
data.SamplePointCount = long.Parse(dt.Rows[i]["ContainsPoint"].ToString());
data.RealDistance = Math.Abs(data.MarkedEndPoint.UserSetMileage - data.MarkedStartPoint.UserSetMileage);
data.SampleRate = data.RealDistance / (data.SamplePointCount - 1);
if (i == 0 || i == dt.Rows.Count - 1)
{
data.Chains = new List <LongChain>();
}
else
{
data.Chains = _longChainTable.GetChains(data.MarkedStartPoint.UserSetMileage, data.MarkedStartPoint.UserSetMileage);
}
_fixData.Add(data);
}
}
}
/// <summary>
/// 根据两个点，获取长短链
/// </summary>
private void CollectLongChainsBtwMarkedPoints()
{
if (IsVaild())
{
for (int i = 0; i < _userFixedTable.MarkedPoints.Count - 1; i++)
{
UserMarkedPoint startPoint = _userFixedTable.MarkedPoints[i];
UserMarkedPoint endPoint = _userFixedTable.MarkedPoints[i + 1];
List <LongChain> longChains = _longChainTable.GetChains(startPoint.UserSetMileage, endPoint.UserSetMileage);
MileStoneFixData data = new MileStoneFixData();
data.MarkedStartPoint = startPoint;
data.MarkedEndPoint = endPoint;
data.Chains = longChains;
_fixData.Add(data);
}
}
else
{
throw new InvalidOperationException("标记点必须为偶数！");
}
}