/// <summary>
/// 显示edge的详细信息
/// </summary>
/// <param name="eid">edge id</param>
public void showEdgeInfo(int eid)
{
Edge e = graph.Edges[eid];
if (e != null)
{
double length = LayerTools.GetDistance(e.Start.Point, e.End.Point);
//double cost = e.Cost;
double cost = 0;
MessageBox.Show(string.Format("{0} --> {1} : {2}m\nCost:{3},Length/Cost:{4}", e.Start.ID, e.End.ID, length, cost, length / cost));
}
}
/// <summary>
///
/// </summary>
/// <param name="inputfile"></param>
/// <param name="file"></param>
/// <param name="stdFile"></param>
//private void cmpFile(string inputfile, string file, string stdFile)
//{
// StreamReader inSr = new StreamReader(inputfile);
// StreamReader sr = new StreamReader(file);
// StreamReader stdSr = new StreamReader(stdFile);
// int lineNumber = 0;
// int correctNumber = 0;
// String line, stdLine, inLine;
// List<Record> list = new List<Record>();
// while (!sr.EndOfStream && !stdSr.EndOfStream)
// {
// inLine = inSr.ReadLine();
// line = sr.ReadLine();
// stdLine = stdSr.ReadLine();
// lineNumber++;
// Record rec = new Record();
// String[] fields = inLine.Split(',');
// rec.Time = int.Parse(fields[0]);
// rec.Lat = double.Parse(fields[1]);
// rec.Lng = double.Parse(fields[2]);
// //output
// fields = line.Split(',');
// int time = int.Parse(fields[0]);
// if (time != rec.Time)
// {
// MessageBox.Show(String.Format("time fields at Line {0} in the input file and the output file should be the same.", lineNumber));
// return;
// }
// rec.EdgeId = int.Parse(fields[1]);
// rec.Confidence = double.Parse(fields[2]);
// //stdoutput
// fields = stdLine.Split(',');
// time = int.Parse(fields[0]);
// if (time != rec.Time)
// {
// MessageBox.Show(String.Format("time fields at Line {0} in the input file and the stdoutput file should be the same.", lineNumber));
// return;
// }
// rec.StdEdgeId = int.Parse(fields[1]);
// if (rec.EdgeId == rec.StdEdgeId)
// {
// rec.Correct = true;
// correctNumber++;
// }
// else
// {
// rec.Correct = false;
// }
// if (lineNumber > 1)
// {
// Record prev = list[lineNumber - 2];
// rec.Distance = LayerTools.GetDistance(rec.Lng, rec.Lat, prev.Lng, prev.Lat);
// }
// else
// {
// rec.Distance = 0;
// }
// list.Add(rec);
// }
// inSr.Close();
// sr.Close();
// stdSr.Close();
// //显示正确率
// lbCorrectRate.Text = (correctNumber * 1.0 / lineNumber).ToString();
// dgvCmp.AutoGenerateColumns = true;
// dgvCmp.DataSource = list;
// //更改背景颜色
// DataGridViewRowCollection rows = dgvCmp.Rows;
// //int correct_idx = dgvCmp.Columns.Count - 2;
// int correct_idx = dgvCmp.Columns["Correct"].Index;
// for (int i = 0; i < rows.Count; i++)
// {
// bool correct = (bool)rows[i].Cells[correct_idx].Value;
// if (!correct)
// {
// rows[i].DefaultCellStyle.BackColor = Color.Red;
// }
// }
// dgvCmp.Columns["Time"].Width = 50;
// dgvCmp.Columns["Lat"].Width = 100;
// dgvCmp.Columns["Lng"].Width = 100;
// dgvCmp.Columns["EdgeId"].Width = 60;
// dgvCmp.Columns["StdEdgeId"].Width = 60;
// dgvCmp.Columns["Distance"].Width = 60;
// dgvCmp.Columns["Confidence"].Width = 30;
// dgvCmp.Columns["Correct"].Width = 40;
// dgvCmp.Refresh();
//}
/// <summary>
/// Read the matched trajectory file
/// </summary>
/// <param name="inputfile"></param>
private void cmpFile(string inputfile)
{
StreamReader inSr = new StreamReader(inputfile);
int lineNumber = 0;
String inLine;
List <Record> list = new List <Record>();
while (!inSr.EndOfStream)
{
inLine = inSr.ReadLine();
lineNumber++;
Record rec = new Record();
String[] fields = inLine.Split(',');
rec.Time = fields[0];
//rec.Time = int.Parse(fields[0]);
rec.Lat = double.Parse(fields[1]);
rec.Lng = double.Parse(fields[2]);
rec.EdgeId = int.Parse(fields[3]);
if (lineNumber > 1)
{
Record prev = list[lineNumber - 2];
rec.Distance = LayerTools.GetDistance(rec.Lng, rec.Lat, prev.Lng, prev.Lat);
}
else
{
rec.Distance = 0;
}
list.Add(rec);
}
inSr.Close();
dgvCmp.AutoGenerateColumns = true;
dgvCmp.DataSource = list;
dgvCmp.Columns["Time"].Width = 100;
dgvCmp.Columns["Lat"].Width = 100;
dgvCmp.Columns["Lng"].Width = 100;
dgvCmp.Columns["EdgeId"].Width = 60;
dgvCmp.Columns["StdEdgeId"].Width = 60;
dgvCmp.Columns["Distance"].Width = 60;
//dgvCmp.Columns["Confidence"].Width = 30;
dgvCmp.Columns["Correct"].Width = 40;
dgvCmp.Refresh();
}