public override void Close()
{
try
{
if (this.intptr_0 != IntPtr.Zero)
{
ShapeLib.SHPClose(this.intptr_0);
this.intptr_0 = IntPtr.Zero;
}
}
catch
{
}
try
{
if (this.intptr_1 != IntPtr.Zero)
{
ShapeLib.DBFClose(this.intptr_1);
this.intptr_1 = IntPtr.Zero;
}
}
catch
{
}
}
private void generateShapeInfo()
{
if (!this.hShpIsOpen)
{
hShp = ShapeLib.SHPOpenW(this.filePath, this.access);
}
if (hShp.Equals(IntPtr.Zero))
{
MessageBox.Show("Oops - hShp = 0");
}
else
{
// get shape info and verify shapes were created correctly
double[] minB = new double[4];
double[] maxB = new double[4];
int nEntities = 0;
ShapeLib.ShapeType shapeType = ShapeLib.ShapeType.PolyLine;
ShapeLib.SHPGetInfo(hShp, ref nEntities, ref shapeType, minB, maxB);
this.numberOfShapes = nEntities;
this.shapeType = shapeType;
this.minB = minB;
this.maxB = maxB;
ShapeLib.SHPClose(hShp);
this.hShpIsOpen = false;
this.isShapeInfoRead = true;
}
}
/// <summary>
/// Utility method to write shapefiles
/// </summary>
/// <param name="filename">Output Shapefile name</param>
private void writeShape(string filename)
{
IntPtr shphandle = ShapeLib.SHPCreate(filename,ShapeLib.ShapeType.PolyLine);
double[] lat = new double[m_multiline.Count];
double[] lon = new double[m_multiline.Count];
int i=0;
foreach(MeasureLine line in m_multiline)
{
lat[i] = line.StartLatitude.Degrees;
lon[i] = line.StartLongitude.Degrees;
i++;
}
ShapeLib.SHPObject poly = ShapeLib.SHPCreateSimpleObject(ShapeLib.ShapeType.Polygon,m_multiline.Count,lon,lat,null);
ShapeLib.SHPWriteObject(shphandle,0,poly);
ShapeLib.SHPDestroyObject(poly);
ShapeLib.SHPClose(shphandle);
}
public static void ConvertToOra(string[] args)
{
string pkValue = string.Empty;
if (args == null || args.Length < 4)
{
Console.Write("\nUsage: shape2ora <username/password>@dbalias> <spatial_table_name> <shape_col> <shapefile> <srid> \n\nPress any key to exit");
Console.ReadLine();
return;
}
string connectionstring = Utils.ParseConnectionString(args[0].ToString());
string spatial_table = args[1].ToString();
string shape_col = args[2].ToString();
string inShapeFile = args[3].ToString();
string strSRID = "NULL";
if (args.Length == 5)
{
strSRID = args[4].ToString();
}
if (inShapeFile.ToUpper().EndsWith(".SHP"))
{
inShapeFile = inShapeFile.Substring(0, inShapeFile.Length - 4);
}
IntPtr hShp = ShapeLib.SHPOpen(inShapeFile, "rb");
IntPtr hDbf = ShapeLib.DBFOpen(inShapeFile, "rb");
if (hDbf.Equals(IntPtr.Zero))
{
Console.WriteLine("\nCould not open {0}.dbf\nProbable cause: You do not have permissions or filename is incorrect\n\nPress any key to exit", inShapeFile);
Console.ReadLine();
return;
}
OracleConnection oracon = new OracleConnection(connectionstring);
oracon.Open();
try
{
//Check if table exists
bool tabExists = TabExists(oracon, spatial_table);
//Get dbf info
int recCount = ShapeLib.DBFGetRecordCount(hDbf);
// get shape info
double[] minXY = new double[4];
double[] maxXY = new double[4];
int nEntities = 0;
ShapeLib.ShapeType shapeType = 0;
ShapeLib.SHPGetInfo(hShp, ref nEntities, ref shapeType, minXY, maxXY);
string sqlCreateTab = @"CREATE TABLE " + spatial_table.ToUpper() + "(";
bool flag = true;
for (int i = 0; i < nEntities; i++)
{
if (flag)
{
sqlCreateTab = sqlCreateTab + GetShapeColumnNames(ref hDbf);
sqlCreateTab = sqlCreateTab + shape_col + "\tMDSYS.SDO_GEOMETRY\n)";
if (!tabExists)
{
//EXECUTE table creation sql
ExecuteStatement(oracon, sqlCreateTab);
}
flag = false;
}
#region Deal With Geometry
IntPtr pshpObj = ShapeLib.SHPReadObject(hShp, i);
// Get the SHPObject associated with our IntPtr pshpObj
// We create a new SHPObject in managed code, then use Marshal.PtrToStructure
// to copy the unmanaged memory pointed to by pshpObj into our managed copy.
ShapeLib.SHPObject shpObj = new ShapeLib.SHPObject();
Marshal.PtrToStructure(pshpObj, shpObj);
//Number of parts
int nParts = shpObj.nParts;
//Part starts List
int[] partStarts = new int[nParts];
//Coordinate arrays
double[] xCoord = new double[shpObj.nVertices];
double[] yCoord = new double[shpObj.nVertices];
double[] zCoord = new double[shpObj.nVertices];
double[] MCoord = new double[shpObj.nVertices];
// Use Marshal.Copy to copy the memory pointed
// to by shpObj.padfX and shpObj.padfX (each an IntPtr) to an actual array.
Marshal.Copy(shpObj.padfX, xCoord, 0, shpObj.nVertices);
Marshal.Copy(shpObj.padfY, yCoord, 0, shpObj.nVertices);
if (shapeType == ShapeLib.ShapeType.MultiPointM || shapeType == ShapeLib.ShapeType.PointM || shapeType == ShapeLib.ShapeType.PolygonM || shapeType == ShapeLib.ShapeType.PolyLineM)
{
Marshal.Copy(shpObj.padfM, zCoord, 0, shpObj.nVertices);
}
if (shapeType == ShapeLib.ShapeType.MultiPointZ || shapeType == ShapeLib.ShapeType.PointZ || shapeType == ShapeLib.ShapeType.PolygonZ || shapeType == ShapeLib.ShapeType.PolyLineZ)
{
Marshal.Copy(shpObj.padfZ, zCoord, 0, shpObj.nVertices);
}
if (nParts > 0)
{
Marshal.Copy(shpObj.paPartStart, partStarts, 0, nParts);
}
string sqlInsertShape = " MDSYS.SDO_GEOMETRY(";
string gType = GetGTYPE(shapeType, nParts);
string elem_info = "NULL";
string sdo_point = "NULL";
if (shapeType == ShapeLib.ShapeType.Point || shapeType == ShapeLib.ShapeType.PointM || shapeType == ShapeLib.ShapeType.PointZ)
{
sdo_point = "MDSYS.SDO_POINT_TYPE(" + xCoord[0].ToString() + "," + yCoord[0].ToString();
if (shapeType == ShapeLib.ShapeType.PointZ)
{
sdo_point = sdo_point + "," + zCoord[0].ToString();
}
else if (shapeType == ShapeLib.ShapeType.PointM)
{
sdo_point = sdo_point + "," + MCoord[0].ToString();
}
else
{
sdo_point = sdo_point + ", NULL";
}
sdo_point = sdo_point + ")";
}
else
{
elem_info = GetElemInfoString(shapeType, nParts, partStarts, shpObj.nVertices);
}
string vert_String = GetVerticesString(shapeType, xCoord, yCoord, zCoord, MCoord);
//Construct the geometry statement
sqlInsertShape = sqlInsertShape + gType + "," + strSRID + "," + sdo_point + "," + elem_info + "," + vert_String + ")";
# endregion
#region Deal with Attributes
string[] attrs = InsAttrSQL(ref hDbf, i);
string insStatement = "INSERT INTO " + spatial_table.ToUpper() + "\n"
+ "(" + attrs[0] + "," + shape_col + ")\n" +
" VALUES (" + attrs[1] + "," + sqlInsertShape + ")";
//Do the insert
ExecuteStatement(oracon, insStatement);
#endregion
}
//Create user_sdo_geom_metadata and spatial index for a new table
if (!tabExists)
{
string usgm = GetUSGMString(shapeType, spatial_table, shape_col, minXY, maxXY);
ExecuteStatement(oracon, usgm);
string spidx = GetSPIDXString(spatial_table, shape_col);
ExecuteStatement(oracon, spidx);
}
// free resources
ShapeLib.SHPClose(hShp);
ShapeLib.DBFClose(hDbf);
Console.Write("Done.\nPress any key to exit");
Console.ReadLine();
}
public static void CreateShapeFile(string[] args)
{
string pkValue = string.Empty;
bool pkValIsString = false;
bool isSdoPoint = false;
if (args == null || args.Length < 5)
{
Console.Write("\nUsage: sdo2shp <username/password>@dbalias> <spatial_table_name> <PK_col> <shape_col> <shapefile> [\"optional_where_clause\"]\n\nPress any key to exit");
Console.ReadLine();
return;
}
System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
string version = assembly.GetName().Version.ToString();
Console.Write("\nORA2SHP Oracle SDO to Shapefile Utility. Version: " + version + "\n");
Console.Write("====================================================================\n");
string connectionstring = Utils.ParseConnectionString(args[0].ToString());
string where_clause = string.Empty;
try
{
where_clause = args[5].ToString().Trim('"');
}
catch (Exception)
{ }
if (where_clause != string.Empty)
{
if (!where_clause.ToUpper().StartsWith("WHERE"))
{
where_clause = " where " + where_clause;
}
}
string outShpFile = args[4].ToString();
string tab_name = args[1].ToString();
string pk_column = args[2].ToString();
string sdo_column = args[3].ToString();
if (outShpFile.ToUpper().EndsWith(".SHP"))
{
outShpFile = outShpFile.Substring(0, outShpFile.Length - 4);
}
OracleConnection oracon = new OracleConnection(connectionstring);
List <GeoInfo> lShpInfo = new List <GeoInfo>();
try
{
oracon.Open();
string selFirstShp = string.Empty;
if (where_clause == string.Empty)
{
selFirstShp = "select " + args[2].ToString() + "," + args[3].ToString() + " from " + args[1] + " where rownum = 1";
}
else
{
selFirstShp = "select " + pk_column + "," + sdo_column + " from " + tab_name + " " + where_clause + " and rownum = 1";
}
try
{
lShpInfo = getGeomInfo(oracon, selFirstShp, sdo_column);
if (lShpInfo.Count == 0)
{
Console.WriteLine("\nNo rows found it table {0}", args[1]);
Console.ReadLine();
oracon.Close(); oracon.Dispose();
return;
}
}
catch (Exception ex)
{
Console.WriteLine("\nORA2SHP ERROR:\n" + ex.Message + "\n" + ex.StackTrace);
}
finally
{
}
//Check if its an SDO point geometry
GeoInfo geomInfo = lShpInfo[0];
isSdoPoint = isSDOPointType(geomInfo);
//Initialize shape type
ShapeLib.ShapeType shpType = ShapeLib.ShapeType.Point;
try
{
shpType = GetShapeType(geomInfo);
}
catch (Exception ex)
{
Console.Write(ex.Message);
Console.ReadLine();
return;
}
IntPtr hShp = ShapeLib.SHPCreate(outShpFile, shpType);
if (hShp.Equals(IntPtr.Zero))
{
Console.WriteLine("\nCould not create {0}.shp\nProbable cause: You do not have permissions or file is in use by another process\n\nPress any key to exit", outShpFile);
Console.ReadLine();
return;
}
string sqlselect = string.Empty;
if (where_clause == string.Empty)
{
sqlselect = @"SELECT " + GetColumnNames(oracon, tab_name) + ", " + sdo_column + " from " + tab_name;
}
else
{
sqlselect = @"SELECT " + GetColumnNames(oracon, tab_name) + ", " + sdo_column + " from " + tab_name + " " + where_clause;
}
OracleCommand command1 = oracon.CreateCommand();
command1.CommandText = sqlselect;
OracleDataReader dr = command1.ExecuteReader();
int iShape = 0;
IntPtr hDbf = IntPtr.Zero;
DataTable dt = new DataTable();
System.Collections.Hashtable ht = new System.Collections.Hashtable();
//#if (DEBUG==true)
// Console.WriteLine("Before Loop Elapsed Time: " + (DateTime.Now - tstart).ToString());
tstart = DateTime.Now;
//#endif
#region create dbf
// create dbase file
hDbf = ShapeLib.DBFCreate(outShpFile);
if (!hDbf.Equals(IntPtr.Zero))
{
dt = dr.GetSchemaTable(); //Get table metadata
dt.Columns.Add("dBaseName");
}
int ordinal1 = 0;
foreach (DataRow row in dt.Rows)
{
string name = row["ColumnName"].ToString().ToUpper();
if (name.Length > 10) //Truncate column name to 10 chars
{
name = name.Substring(0, 10);
}
int i = 0;
while (ht.ContainsKey(name)) //Check if column name exists after truncation
{
string iVal = (i++).ToString();
if (name.Length + iVal.Length > 10)
{
name = name.Substring(0, 10 - iVal.Length) + iVal;
}
else
{
name = name + iVal;
}
}
ht.Add(name, ordinal1++);
row["dBaseName"] = name;
string type = row["DataType"].ToString();
switch (type)
{
case "System.Int32":
case "System.Int16":
ShapeLib.DBFAddField(hDbf, name, ShapeLib.DBFFieldType.FTInteger, 16, 0);
break;
case "System.String":
int len = Math.Min(255, int.Parse(row["ColumnSize"].ToString()));
ShapeLib.DBFAddField(hDbf, name, ShapeLib.DBFFieldType.FTString, len, 0);
if (name == args[1].ToString())
{
pkValIsString = true;
}
break;
case "System.Boolean":
ShapeLib.DBFAddField(hDbf, name, ShapeLib.DBFFieldType.FTLogical, 5, 0);
break;
case "System.Double":
case "System.Float":
case "System.Decimal":
int prec = int.Parse(row["NumericPrecision"].ToString());
int scale = int.Parse(row["NumericScale"].ToString());
ShapeLib.DBFAddField(hDbf, name, ShapeLib.DBFFieldType.FTDouble, prec, scale);
break;
case "System.DateTime":
ShapeLib.DBFAddField(hDbf, name, ShapeLib.DBFFieldType.FTDate, 8, 0);
break;
default:
ht.Remove(name);
row["dBaseName"] = null;
ordinal1--;
break;
}
}
#endregion create dbf
ShapeCreator sc = new ShapeCreator();
IntPtr pShp = new IntPtr();
while (dr.Read())
{
//Console.Write("Processing record ..." + iShape.ToString() +".");
pkValue = dr[args[2]].ToString();
OraShape shp = new OraShape();
ShapePartInfo shpInfo = new ShapePartInfo();
try
{
GeoInfo geoInfo = new GeoInfo();
geoInfo.Geo = (SdoGeometry)dr[sdo_column];
shp = sc.getOraShape(geoInfo, shpType, Convert.ToInt32(dr[pk_column]));
}
catch (Exception)
{
continue;
}
if (!isSdoPoint)
{
try
{
shpInfo = sc.getShapePartInfo(geomInfo);
}
catch (Exception)
{
continue;
}
shp.nParts = shpInfo.nParts;
shp.PartType = null;
shp.PartStarts = shpInfo.PartStarts;
if (shp.MList == null || shp.MList.Length == 0)
{
if (shp.ZList == null || shp.ZList.Length == 0)
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, shp.nParts, shp.PartStarts, null, shp.nVertices, shp.XList, shp.YList, null, null);
}
else
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, shp.nParts, shp.PartStarts, null, shp.nVertices, shp.XList, shp.YList, shp.ZList, null);
}
}
else
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, shp.nParts, shp.PartStarts, null, shp.nVertices, shp.XList, shp.YList, null, shp.MList);
}
}
else
{
shp = sc.CreatePointShape(geomInfo, shpType, pkValue);
if (shpType == ShapeLib.ShapeType.PointM)
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, 0, null, null, 1, shp.XList, shp.YList, null, shp.MList);
}
else if (shpType == ShapeLib.ShapeType.PointZ)
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, 0, null, null, 1, shp.XList, shp.YList, shp.ZList, null);
}
else
{
pShp = ShapeLib.SHPCreateObject(shpType, -1, 0, null, null, 1, shp.XList, shp.YList, null, null);
}
}
try //In case of invalid shapes
{
ShapeLib.SHPWriteObject(hShp, -1, pShp);
}
catch (Exception)
{
Console.WriteLine("Shape with " + args[2].ToString().ToUpper() + "= " + pkValue + " is invalid. Number of vertices: " + shp.nVertices.ToString() + " Number of parts: " + shp.nParts.ToString());
continue;
}
ShapeLib.SHPDestroyObject(pShp);
foreach (DataRow row in dt.Rows)
{
if (row["dBaseName"] == null || row["dBaseName"].ToString() == string.Empty)
{
continue;
}
int ordinal = (int)ht[row["dBaseName"].ToString()];
string fieldName = row["ColumnName"].ToString();
if (dr[fieldName] is DBNull)
{
continue;
}
switch (row["DataType"].ToString())
{
case "System.Int32":
case "System.Int16":
ShapeLib.DBFWriteIntegerAttribute(hDbf, iShape, ordinal, int.Parse(dr[fieldName].ToString()));
break;
case "System.String":
ShapeLib.DBFWriteStringAttribute(hDbf, iShape, ordinal, dr[fieldName].ToString());
break;
case "System.Boolean":
ShapeLib.DBFWriteLogicalAttribute(hDbf, iShape, ordinal, bool.Parse(dr[fieldName].ToString()));
break;
case "System.Double":
case "System.Float":
case "System.Decimal":
ShapeLib.DBFWriteDoubleAttribute(hDbf, iShape, ordinal, double.Parse(dr[fieldName].ToString()));
break;
case "System.DateTime":
DateTime date = DateTime.Parse(dr[fieldName].ToString());
ShapeLib.DBFWriteDateAttribute(hDbf, iShape, ordinal, date);
break;
}
}
iShape++;
//dr.NextResult();
}
Console.WriteLine("Converted " + iShape.ToString() + " shapes in: " + (DateTime.Now - tstart).ToString());
// free resources
ShapeLib.SHPClose(hShp);
ShapeLib.DBFClose(hDbf);
//Create projection file if needed
CreatePrjFile(oracon, args[1].ToString(), args[3].ToString(), outShpFile);
//Console.Write("Done.\n");
Console.Write("\nCreated shapefile " + args[4].ToString() + " with " + iShape.ToString() + " records.\nTotal Elapsed Time: " + (DateTime.Now - tProgramstart).ToString() + "\nPress any key to exit.");
Console.ReadLine();
}
catch (Exception ex)
{
Console.Write("ERROR: " + ex.Message + "\nPress any key to exit");
Utils.WriteErrLog(ex);
Console.ReadLine();
}
finally
{
//Close and free connection
oracon.Close(); oracon.Dispose();
}
}
public string SaveToShapefile(ConversionOptions options)
{
ShapeLib.ShapeType shapetype;
double[] x, y;
IntPtr hShpPoly = IntPtr.Zero, hShpLine = IntPtr.Zero, hShpPoint = IntPtr.Zero;
linesData = new List <MetaData>();
polygonsData = new List <MetaData>();
pointsData = new List <MetaData>();
if (options.Lines)
{
// create a new PolyLines shapefile
hShpLine = ShapeLib.SHPCreate(options.Filename + "-lines", ShapeLib.ShapeType.PolyLine);
if (hShpLine.Equals(IntPtr.Zero))
{
return("Cannot create lines file!");
}
}
if (options.Polygons)
{
// create a new Polygons shapefile
hShpPoly = ShapeLib.SHPCreate(options.Filename + "-polygons", ShapeLib.ShapeType.Polygon);
if (hShpPoly.Equals(IntPtr.Zero))
{
return("Cannot create polygons file!");
}
}
if (options.Points)
{
// create a new Points shapefile
hShpPoint = ShapeLib.SHPCreate(options.Filename + "-points", ShapeLib.ShapeType.Point);
if (hShpPoint.Equals(IntPtr.Zero))
{
return("Cannot create points file!");
}
}
/*iterate through OSM ways*/
foreach (way strada in infile.wayCollection)
{
/*check if the way is closed, set shape type accordingly*/
if (strada.ndCollection[0].reff == strada.ndCollection[strada.ndCollection.Count - 1].reff)
{
shapetype = ShapeLib.ShapeType.Polygon;
}
else
{
shapetype = ShapeLib.ShapeType.PolyLine;
}
x = new double[strada.ndCollection.Count];
y = new double[strada.ndCollection.Count];
/*iterate through all the nodes in the way, set x and y coords*/
int i = 0;
foreach (nd nod in strada.ndCollection)
{
node nodcomplet = infile.nodeCollection.GetByRef(nod.reff);
/*TO DO: Regional settings - to be checked - should be ok now*/
x[i] = double.Parse(nodcomplet.lon, CultureInfo.InvariantCulture);
y[i] = double.Parse(nodcomplet.lat, CultureInfo.InvariantCulture);
nodcomplet.InWay = true;
i++;
}
/*finding way name*/
MetaData elementData = new MetaData();
elementData = extractMetaData(strada);
foreach (tag t in strada.tagCollection)
{
/*just to make sure that all the streets are
* put in the polylines file*/
if ((t.k == "highway") && (shapetype == ShapeLib.ShapeType.Polygon))
{
shapetype = ShapeLib.ShapeType.PolyLine;
areas--;
ways++;
}
/*exception for circular ways: junction:roundabout
* should be marked as polyline, not as polygon*/
if ((t.k == "junction") && (t.v == "roundabout") && (shapetype == ShapeLib.ShapeType.Polygon))
{
shapetype = ShapeLib.ShapeType.PolyLine;
areas--;
ways++;
}
}
/*create object, write it to file and destroy it*/
IntPtr pshpObj = ShapeLib.SHPCreateSimpleObject(shapetype,
strada.ndCollection.Count, x, y, new double[strada.ndCollection.Count]);
int iRet;
if ((shapetype == ShapeLib.ShapeType.PolyLine) && options.Lines)
{
iRet = ShapeLib.SHPWriteObject(hShpLine, -1, pshpObj);
/*add shape meta data to correct list*/
linesData.Add(elementData);
}
else if ((shapetype == ShapeLib.ShapeType.Polygon) && (options.Polygons))
{
iRet = ShapeLib.SHPWriteObject(hShpPoly, -1, pshpObj);
/*add shape meta data to correct list*/
polygonsData.Add(elementData);
}
ShapeLib.SHPDestroyObject(pshpObj);
}
if (options.Points)
{
/*write the nodes that are not part of any way*/
foreach (node nod in infile.nodeCollection)
{
if (!nod.InWay)
{
x = new double[1];
y = new double[1];
/*TO DO: Regional settings - to be checked*/
x[0] = double.Parse(nod.lon, CultureInfo.InvariantCulture);
y[0] = double.Parse(nod.lat, CultureInfo.InvariantCulture);
/*create object, write it to file and destroy it*/
IntPtr pshpObj = ShapeLib.SHPCreateSimpleObject(ShapeLib.ShapeType.Point,
1, x, y, new double[1]);
int iRet = ShapeLib.SHPWriteObject(hShpPoint, -1, pshpObj);
/*finding node meta data*/
MetaData elementData = extractMetaData(nod);
pointsData.Add(elementData);
ShapeLib.SHPDestroyObject(pshpObj);
}
}
}
// free resources and write dbf files
if (options.Polygons)
{
ShapeLib.SHPClose(hShpPoly);
WriteDBF(ShapeLib.ShapeType.Polygon, options.Filename, options.ConvertTags);
writeProjectionFile(options.Filename + "-polygons", options.Projection);
}
if (options.Lines)
{
ShapeLib.SHPClose(hShpLine);
WriteDBF(ShapeLib.ShapeType.PolyLine, options.Filename, options.ConvertTags);
writeProjectionFile(options.Filename + "-lines", options.Projection);
}
if (options.Points)
{
ShapeLib.SHPClose(hShpPoint);
WriteDBF(ShapeLib.ShapeType.Point, options.Filename, options.ConvertTags);
writeProjectionFile(options.Filename + "-points", options.Projection);
}
return("Completed!");
}
public bool CreatePointFile(string path, string[] pointJson)
{
if (pointJson == null || pointJson.Length == 0)
{
return(false);
}
if (System.IO.Directory.Exists(path) == false)
{
Directory.CreateDirectory(path);
}
ShapeLib.ShapeType shpType = ShapeLib.ShapeType.Point;
hShpPoint = ShapeLib.SHPCreate(path + "\\poi", shpType);
DbfFile odbf = CreateAttr(path, pointJson);
DbfRecord orec = new DbfRecord(odbf.Header)
{
AllowDecimalTruncate = true
};
//逐个点录入属性信息及提取坐标
for (int i = 0; i < pointJson.Length; i++)
{
//取出JSON中的属性信息
JObject obj = (JObject)JsonConvert.DeserializeObject(pointJson[i]);
string attrs = obj["attr"].ToString();
string attrtypes = obj["attrtype"].ToString();
string geometry = obj["geometry"].ToString();
//将该点属性信息记录为List<PointInf>
List <PointInf> pointinf = new List <PointInf>();
List <string> values = new List <string>();
List <string> types = new List <string>();
JToken attrname = (JToken)JsonConvert.DeserializeObject(attrs);
int listLenhth = 0;
foreach (JProperty jp in attrname)
{
values.Add(jp.Value.ToString());
listLenhth++;
}
JToken attrtype = (JToken)JsonConvert.DeserializeObject(attrtypes);
foreach (JProperty jp in attrtype)
{
types.Add(jp.Value.ToString());
}
for (int a = 0; a < listLenhth - 1; a++)
{
pointinf.Add(new PointInf(values[a], types[a]));
}
try
{
//生成坐标点
List <Point> geo = CreatePointFilePointList(geometry);
double[] xCoord = new double[1];
double[] yCoord = new double[1];
xCoord[0] = geo[0].X;
yCoord[0] = geo[0].Y;
IntPtr pShp = ShapeLib.SHPCreateSimpleObject(shpType, 1, xCoord, yCoord, null);
ShapeLib.SHPWriteObject(hShpPoint, -1, pShp);
ShapeLib.SHPDestroyObject(pShp);
//录入属性信息
for (int a = 0; a < listLenhth - 1; a++)
{
if (pointinf[a].Type == "text")
{
orec[a] = pointinf[a].Value;
}
else
{
string c = pointinf[a].Value.ToString();
orec[a] = c;
}
}
odbf.Write(orec, true);
}
catch
{
string c = pointinf[0].Value.ToString();
}
}
//关闭
odbf.Close();
if (hShpPoint != IntPtr.Zero)
{
ShapeLib.SHPClose(hShpPoint);
}
return(true);
}