public List <int> AllDensity = new List <int>();//读取所有密度值，用来在Assessform中判断可视化条形图大小
/// <summary>
/// 计算所有站的列车密度
/// </summary>
public Dictionary <List <string>, List <int> > GetTrainDensity(DataManager dmm)//列车密度表_返回形式(<站名，站名> -> <上行列车数，下行列车数>)
{
//调用方法实现PaintTool中str1的读取 完成密度值的计算
DataManager dm = dmm;
PaintTool pt = new PaintTool();
PaintForm pf = new PaintForm();
int ix = dm.stationDrawList.Count;
List <double> staMile = new List <double>();
for (int i = 0; i < ix; i++)
{
staMile.Add(dm.stationDrawList[i].totalMile);
}
pt.Branch(dm.stationDrawStringList, staMile, pf.bmp.Width, pf.bmp.Height);
Dictionary <List <string>, List <int> > TrainDensity = new Dictionary <List <string>, List <int> >();
for (int jjj = 1; jjj < pt.str1.Count + 1; jjj++)
{
List <string> StationName = pt.str1[jjj];//读取各个线路的站名列表
for (int i = 0; i < StationName.Count - 1; i++)
{
List <string> Section = new List <string>();//读取区间名称
Section.Add(StationName[i]);
Section.Add(StationName[i + 1]);
List <int> Density = new List <int>();
int DensityUp = 0;
int DensityDown = 0;
foreach (Train aTrain in dm.UpTrainDic.Values)//上行列车
{
for (int j = 0; j < aTrain.staList.Count - 1; j++)
{
if (StationName[i + 1] == aTrain.staList[j] && StationName[i] == aTrain.staList[j + 1])//判断列车经过车站顺序符合则区间列车密度加1
{
DensityUp++;
}
}
}
Density.Add(DensityUp);
AllDensity.Add(DensityUp);
foreach (Train aTrain in dm.DownTrainDic.Values)//下行列车
{
for (int j = 0; j < aTrain.staList.Count - 1; j++)
{
if (StationName[i] == aTrain.staList[j] && StationName[i + 1] == aTrain.staList[j + 1])//判断列车经过车站顺序符合则区间列车密度加1
{
DensityDown++;
}
}
}
Density.Add(DensityDown);
AllDensity.Add(DensityDown);
TrainDensity.Add(Section, Density);
}
}
return(TrainDensity);
}
public void login_Click(object sender, EventArgs e)
{
string Accessfilename = @"\\注册用户表.mdb";
string Constr = "Provider=Microsoft.ace.OLEDB.12.0;Data Source=" + Application.StartupPath + Accessfilename;
OleDbConnection con = new OleDbConnection(Constr);
con.Open();
string selectsql1 = "Select * from UsersDat where Users='" + textBox1.Text.ToString() + "'";
string selectsql2 = "Select * from PasswordDat where password='******'";
OleDbCommand odc1 = new OleDbCommand(selectsql1, con);
OleDbCommand odc2 = new OleDbCommand(selectsql2, con);
OleDbDataReader odr1;
OleDbDataReader odr2;
odr1 = odc1.ExecuteReader();
odr2 = odc2.ExecuteReader();
if (odr1.Read() && odr2.Read())
{
PaintForm paintForm = new PaintForm();
paintForm.Owner = this;
paintForm.Show();
}
else
{
MessageBox.Show("用户名或密码错误！");
return;
}
con.Close();
if (textBox1.Text.Trim() == "")
{
MessageBox.Show("用户名不能为空！");
}
if (textBox2.Text.Trim() == "")
{
MessageBox.Show("密码不能为空！");
}
}