private FLine_AREAWATER Line2Model(FLine_AREAWATER FModel, string[] line)
{
FModel.WKT = line[0];
FModel.ANSICODE = line[1];
FModel.HYDROID = line[2];
FModel.FULLNAME = line[3];
FModel.MTFCC = line[4];
FModel.ALAND = line[5];
FModel.AWATER = line[6];
FModel.INTPTLAT = line[7];
FModel.INTPTLON = line[8];
return(FModel);
}
private IFeatureBuffer SetFLine2Feature(IFeatureBuffer fb, FLine_AREAWATER model, long lineNum)
{
if (model.WKT.Contains("\""))
{
model.WKT = model.WKT.Replace("\"", "");
}
data = model.WKT.Split(splitWKT_AREAWATER, StringSplitOptions.None);
if (data.Length != 3)
{
Log("行号[" + lineNum.ToString() + "]，WKT未能正确分割，结果为：" + model.WKT);
return(null);
}
type = data[0];
cood = data[1];
if (type.ToUpper() != "POLYGON")
{
Log("行号[" + lineNum.ToString() + "]，WKT类型指示的值错误，错误值为：" + model.WKT);
return(null);
}
string message;
IGeometry geometry = WKTCoordinateInfo2Polygon(cood, out message);
if (geometry == null)
{
Log("行号[" + lineNum.ToString() + "]." + message + "----------" + model.WKT);
return(null);
}
fb.Shape = geometry;
#region
fieldIndex = fields.FindField("ALAND");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.ALAND;
}
fieldIndex = fields.FindField("ANSICODE");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.ANSICODE;
}
fieldIndex = fields.FindField("AWATER");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.AWATER;
}
fieldIndex = fields.FindField("FULLNAME");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.FULLNAME;
}
fieldIndex = fields.FindField("HYDROID");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.HYDROID;
}
fieldIndex = fields.FindField("INTPTLAT");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.INTPTLAT;
}
fieldIndex = fields.FindField("INTPTLON");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.INTPTLON;
}
fieldIndex = fields.FindField("MTFCC");
if (fieldIndex >= 0)
{
fb.Value[fieldIndex] = model.MTFCC;
}
#endregion
return(fb);
}
private long ReadCSV(string csvPath, string gdbPath, string fcName, long startLine, long endLine)
{
long total = 0;
IWorkspaceFactory GDBWorkspaceFactory = new FileGDBWorkspaceFactoryClass();
IWorkspace ws = GDBWorkspaceFactory.OpenFromFile(gdbPath, 0);
IFeatureWorkspace fws = ws as IFeatureWorkspace;
IFeatureClass fc = fws.OpenFeatureClass(fcName);
fields = fc.Fields;
IFeatureClassLoad fcl = fc as IFeatureClassLoad;
fcl.LoadOnlyMode = true;
long lineNum = 0;
long insertNum = 0;
using (FileStream fs = new FileStream(csvPath, FileMode.Open, FileAccess.Read))
{
using (StreamReader sr = new StreamReader(fs, Encoding.UTF8))
{
string strLine = "";
IFeatureCursor fCursor = fc.Insert(true);
IFeatureBuffer fb = fc.CreateFeatureBuffer();
string[] line;
//FLine_EDGES model_EDGES = new FLine_EDGES();
FLine_AREAWATER model_AREAWATER = new FLine_AREAWATER();
while ((strLine = sr.ReadLine()) != null)
{
lineNum++;
if (lineNum < startLine)
{
continue;
}
//line = SplitAndCheckLine_EDGES(strLine, lineNum);
line = SplitAndCheckLine_AREAWATER(strLine, lineNum);
if (line == null)
{
continue;
}
// model_EDGES = Line2Model(model_EDGES, line);
model_AREAWATER = Line2Model(model_AREAWATER, line);
//fb = SetFLine2Feature(fb, model_EDGES, lineNum);
fb = SetFLine2Feature(fb, model_AREAWATER, lineNum);
if (fb == null)
{
continue;
}
fCursor.InsertFeature(fb);
insertNum++;
if (lineNum % 10000 == 0)
{
fCursor.Flush();
total = insertNum;
}
if (endLine > 0 && lineNum >= endLine)
{
fCursor.Flush();
total = insertNum;
break;
}
}
}
}
fcl.LoadOnlyMode = false;
Log("Sum:" + lineNum.ToString());
return(total);
}