//获得转换的方法和转换的参数
private void GetTnsInfo(ref string strMethod, ref IVariantArray pArray)
{
pArray = new VarArrayClass();
if (this.cmboTnsMethod.SelectedIndex < 0)
{
return;
}
DataTable dt = this.dtTns.DataSource as DataTable;
strMethod = this.cmboTnsMethod.Text;
if (strMethod == "基于地心三参数转换法")
{
pArray.Add("PARAMETER['X_Axis_Translation'," + GetTnsValue("X偏移(米)", dt).ToString() + "]");
pArray.Add("PARAMETER['Y_Axis_Translation'," + GetTnsValue("Y偏移(米)", dt).ToString() + "]");
pArray.Add("PARAMETER['Z_Axis_Translation'," + GetTnsValue("Z偏移(米)", dt).ToString() + "]");
}
else if (strMethod == "位置矢量法")
{
pArray.Add("PARAMETER['X_Axis_Translation'," + GetTnsValue("X偏移(米)", dt).ToString() + "]");
pArray.Add("PARAMETER['Y_Axis_Translation'," + GetTnsValue("Y偏移(米)", dt).ToString() + "]");
pArray.Add("PARAMETER['Z_Axis_Translation'," + GetTnsValue("Z偏移(米)", dt).ToString() + "]");
pArray.Add("PARAMETER['X_Axis_Rotation'," + GetTnsValue("X旋转(秒)", dt).ToString() + "]");
pArray.Add("PARAMETER['Y_Axis_Rotation'," + GetTnsValue("Y旋转(秒)", dt).ToString() + "]");
pArray.Add("PARAMETER['Z_Axis_Rotation'," + GetTnsValue("Z旋转(秒)", dt).ToString() + "]");
pArray.Add("PARAMETER['Scale_Difference'," + GetTnsValue("比例因子(百万分率)", dt).ToString() + "]");
}
else if (strMethod == "")
{
}
string strArr = "";
for (int i = 0; i < pArray.Count; i++)
{
string strTemp = pArray.get_Element(i).ToString();
if (strArr == "")
{
strArr = strTemp;
}
else
{
strArr = strArr + "," + strTemp;
}
}
strMethod = "GEOGTRAN[METHOD['" + GetMethod(strMethod) + "']," + strArr;
}