public void CreateFeatures()
{
try
{
IFeatureBuffer feature = FeatureClass.CreateFeatureBuffer();
IFeatureCursor cursor = FeatureClass.Insert(true);
for (int i = 0; i < WidthPoints.Count; i = i + 2)
{
IPolygon polygon = getPolygons.BoundingPolygon(new List <IPoint> {
WidthPointsMain[i], WidthPointsMain[i + 1], WidthPoints[i], WidthPoints[i + 1]
}, SpatialReference);
feature.Shape = polygon;
cursor.InsertFeature(feature);
}
}
catch (Exception ex)
{
}
}
protected override IRowBuffer CreateRowBuffer()
{
return(FeatureClass.CreateFeatureBuffer());
}
public override bool Work()
{
base.Work();
if (!Init())
{
//System.Runtime.InteropServices.Marshal.ReleaseComObject(InsertFeatureCursor);
ProgressDialog.HideDialog();
return(false);
}
foreach (var file in Files)
{
Count++;
var tcmc = System.IO.Path.GetFileNameWithoutExtension(file);
StepProgressor.Message = string.Format("正在分析{0}，进度{1}/{2}", tcmc, Count, MaxValue);
CanContinue = TrackCancel.Continue();
if (!CanContinue)
{
break;
}
var inputfeatureClass = file.GetShpFeatureClass();
if (inputfeatureClass != null)
{
if (FeatureClass == null)
{
IGeoDataset geodataset = inputfeatureClass as IGeoDataset;
FeatureClass = FeatureClassManager.CreateFeatrueClass(this.SavaFilePath, geodataset.SpatialReference, inputfeatureClass.ShapeType);
}
if (FeatureClass != null)
{
CheckField(FeatureClass, inputfeatureClass);
var insertfeaturecursor = FeatureClass.Insert(true);
IFeatureBuffer featureBuffer = null;
IFeatureCursor featureCursor = inputfeatureClass.Search(null, false);
IFeature feature = featureCursor.NextFeature();
while (feature != null)
{
#region
featureBuffer = FeatureClass.CreateFeatureBuffer();
var copy = feature.ShapeCopy;
var aw = copy as IZAware;
if (aw.ZAware == true)
{
aw.ZAware = false;
}
featureBuffer.Shape = copy;
foreach (var field in Fields)
{
if (field.Name == "TCMC")
{
featureBuffer.set_Value(field.Index, tcmc);
continue;
}
var a = feature.Fields.FindField(field.Name);
if (a != -1)
{
featureBuffer.set_Value(field.Index, feature.get_Value(a));
}
}
try
{
object featureOID = insertfeaturecursor.InsertFeature(featureBuffer);
insertfeaturecursor.Flush();
}
catch (Exception ex)
{
Error += string.Format("在读取{0}时，合并错误，错误信息：{1}；", tcmc, ex.Message);
break;
}
#endregion
feature = featureCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(insertfeaturecursor);
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureCursor);
}
}
else
{
Error += string.Format("无法打开文件：{0}；", tcmc);
}
StepProgressor.Step();
}
// System.Runtime.InteropServices.Marshal.ReleaseComObject(InsertFeatureCursor);
ProgressDialog.HideDialog();
return(true);
}
public override bool Work()
{
base.Work();
if (!Init())
{
Finish();
return(false);
}
var current = 1;
foreach (var item in _txtFiles)
{
StepProgressor.Message = string.Format("{0}/{1}——正在分析读取文件：{2}", current++, _txtFiles.Count, System.IO.Path.GetFileNameWithoutExtension(item));
CanContinue = TrackCancel.Continue();
if (!CanContinue)
{
break;
}
//#region 方法二
//using (var reader = new StreamReader(item, Encoding.GetEncoding("GB2312")))
//{
// var line = reader.ReadLine();
// var begin = false;
// var polygon = new PolygonClass();
// var ring = new RingClass();
// var pc = ring as IPointCollection;
// var ringId = string.Empty;
// var lastTokens = new[] { "", "", "", "", "", "", "", "", "" };
// var row = 1;
// var pgCount = 0;
// var ext = false;
// var list = new List<IPoint>();
// while (line != null)
// {
// line = line.Trim();
// if (line == "[地块坐标]")
// {
// begin = true;
// line = reader.ReadLine();
// row++;
// ext = true;
// continue;
// }
// if (begin && !string.IsNullOrEmpty(line))
// {
// string[] tokens = line.Split(',');
// if (tokens[tokens.Length - 1] == "@")
// {
// #region
// if (tokens.Length != 9)
// {
// _errors.Add(string.Format("文件第{0}行的格式有误，字段数量应为9", row));
// break;
// }
// if (pc.PointCount > 0)
// {
// if (pc.PointCount < 4)
// {
// _errors.Add(string.Format("文件第{0}行之前的坐标串有误，多边形顶点数不应少于4个", row));
// ring = new RingClass();
// pc = ring as IPointCollection;
// break;
// }
// else
// {
// polygon.AddGeometry(ring, ref missing, ref missing);
// }
// }
// //if (polygon.GeometryCount > 0)
// //{
// // var buffer = FeatureClass.CreateFeatureBuffer();
// // polygon.ITopologicalOperator2_IsKnownSimple_2 = false;
// // (polygon as ITopologicalOperator2).Simplify();
// // polygon.GeometriesChanged();
// // buffer.Shape = polygon;
// // buffer.set_Value(buffer.Fields.FindField("FILENAME"), System.IO.Path.GetFileName(item));
// // buffer.set_Value(buffer.Fields.FindField("DKBH"), lastTokens[2]);
// // buffer.set_Value(buffer.Fields.FindField("DKMC"), lastTokens[3]);
// // buffer.set_Value(buffer.Fields.FindField("JLTXSX"), lastTokens[4]);
// // buffer.set_Value(buffer.Fields.FindField("TFH"), lastTokens[5]);
// // buffer.set_Value(buffer.Fields.FindField("DKYT"), lastTokens[6]);
// // buffer.set_Value(buffer.Fields.FindField("DLBM"), lastTokens[7]);
// // // FeatureCursor.InsertFeature(buffer);
// // _featureCursor.InsertFeature(buffer);
// // pgCount++;
// //}
// #endregion
// lastTokens = tokens;
// }
// else
// {
// #region
// if (tokens.Length == 4)
// {
// IPoint pt = new PointClass();
// double x, y;
// if ((!double.TryParse(tokens[2], out y) || !double.TryParse(tokens[3], out x)) || x < 40000000 || x > 41000000 || y < 2000000 || y > 4000000)
// {
// _errors.Add(string.Format("文件第{0}行的格式有误，坐标应为数字类型", row));
// polygon = new PolygonClass();
// pc = polygon as IPointCollection;
// break;
// }
// pt.X = x;
// pt.Y = y;
// pc.AddPoint(pt, ref missing, ref missing);
// list.Add(pt);
// }
// else
// {
// _errors.Add(string.Format("文件第{0}行的格式有误，字段数量应为4", row));
// polygon = new PolygonClass();
// ring = new RingClass();
// pc = ring as IPointCollection;
// break;
// }
// #endregion
// }
// }
// line = reader.ReadLine();
// row++;
// }
// try
// {
// IGeometryBridge2 geometryBridge2 = new GeometryEnvironmentClass();
// IPointCollection4 pcollection = new PolygonClass();
// WKSPoint[] wksPoint = new WKSPoint[list.Count];
// for (var i = 0; i < list.Count; i++)
// {
// var temp = list[i];
// wksPoint[i].X = temp.X;
// wksPoint[i].Y = temp.Y;
// }
// geometryBridge2.SetWKSPoints(pcollection, ref wksPoint);
// IPolygon poly = pcollection as IPolygon;
// poly.Close();
// var buffer = FeatureClass.CreateFeatureBuffer();
// buffer.Shape = poly;
// buffer.set_Value(buffer.Fields.FindField("FILENAME"), System.IO.Path.GetFileName(item));
// buffer.set_Value(buffer.Fields.FindField("DKBH"), lastTokens[2]);
// buffer.set_Value(buffer.Fields.FindField("DKMC"), lastTokens[3]);
// buffer.set_Value(buffer.Fields.FindField("JLTXSX"), lastTokens[4]);
// buffer.set_Value(buffer.Fields.FindField("TFH"), lastTokens[5]);
// buffer.set_Value(buffer.Fields.FindField("DKYT"), lastTokens[6]);
// buffer.set_Value(buffer.Fields.FindField("DLBM"), lastTokens[7]);
// _featureCursor.InsertFeature(buffer);
// }
// catch(Exception ex)
// {
// System.Diagnostics.Trace.WriteLine(ex);
// }
// //if (pc.PointCount > 0)
// //{
// // if (pc.PointCount < 4)
// // {
// // _errors.Add(string.Format("文件第{0}行之前的坐标串有误，多边形顶点不应少于4个", row));
// // }
// // else
// // {
// // polygon.AddGeometry(ring, ref missing, ref missing);
// // }
// //}
// //if (polygon.GeometryCount > 0)
// //{
// // #region
// // try
// // {
// // var buffer = FeatureClass.CreateFeatureBuffer();
// // polygon.ITopologicalOperator2_IsKnownSimple_2 = false;
// // (polygon as ITopologicalOperator2).Simplify();
// // polygon.GeometriesChanged();
// // buffer.Shape = polygon;
// // buffer.set_Value(buffer.Fields.FindField("FILENAME"), System.IO.Path.GetFileName(item));
// // buffer.set_Value(buffer.Fields.FindField("DKBH"), lastTokens[2]);
// // buffer.set_Value(buffer.Fields.FindField("DKMC"), lastTokens[3]);
// // buffer.set_Value(buffer.Fields.FindField("JLTXSX"), lastTokens[4]);
// // buffer.set_Value(buffer.Fields.FindField("TFH"), lastTokens[5]);
// // buffer.set_Value(buffer.Fields.FindField("DKYT"), lastTokens[6]);
// // buffer.set_Value(buffer.Fields.FindField("DLBM"), lastTokens[7]);
// // _featureCursor.InsertFeature(buffer);
// // pgCount++;
// // }
// // catch (Exception ex)
// // {
// // _errors.Add(string.Format("导入第{0}个地块时发生错误：{1}", pgCount, ex.Message));
// // }
// // #endregion
// //}
//}
//#endregion
#region 方法一
using (var reader = new StreamReader(item, Encoding.GetEncoding("GB2312")))
{
var line = reader.ReadLine();
var begin = false;
var polygon = new PolygonClass();
IGeometryCollection resultPolygon = new PolygonClass();
var ring = new RingClass();
var pc = ring as IPointCollection;
var ringId = string.Empty;
var lastTokens = new[] { "", "", "", "", "", "", "", "", "" };
var row = 1;
var pgCount = 0;
var ext = false;
while (line != null)
{
line = line.Trim();
if (line == "[地块坐标]")
{
begin = true;
line = reader.ReadLine();
row++;
ext = true;
continue;
}
if (begin && !string.IsNullOrEmpty(line))
{
string[] tokens = line.Split(',');
if (tokens[tokens.Length - 1] == "@")
{
#region
if (tokens.Length != 9)
{
_errors.Add(string.Format("文件第{0}行的格式有误，字段数量应为9", row));
break;
}
if (pc.PointCount > 0)
{
if (pc.PointCount < 4)
{
_errors.Add(string.Format("文件第{0}行之前的坐标串有误，多边形顶点数不应少于4个", row));
ring = new RingClass();
pc = ring as IPointCollection;
break;
}
else
{
polygon.AddGeometry(ring, ref missing, ref missing);
ring = new RingClass();
pc = ring as IPointCollection;
}
}
if (polygon.GeometryCount > 0)
{
polygon.ITopologicalOperator2_IsKnownSimple_2 = false;
(polygon as ITopologicalOperator2).Simplify();
polygon.GeometriesChanged();
resultPolygon.AddGeometryCollection(polygon as IGeometryCollection);
}
//if (polygon.GeometryCount > 0)
//{
// var buffer = FeatureClass.CreateFeatureBuffer();
// polygon.ITopologicalOperator2_IsKnownSimple_2 = false;
// (polygon as ITopologicalOperator2).Simplify();
// polygon.GeometriesChanged();
// buffer.Shape = polygon;
// buffer.set_Value(buffer.Fields.FindField("FILENAME"), System.IO.Path.GetFileName(item));
// buffer.set_Value(buffer.Fields.FindField("DKBH"), lastTokens[2]);
// buffer.set_Value(buffer.Fields.FindField("DKMC"), lastTokens[3]);
// buffer.set_Value(buffer.Fields.FindField("JLTXSX"), lastTokens[4]);
// buffer.set_Value(buffer.Fields.FindField("TFH"), lastTokens[5]);
// buffer.set_Value(buffer.Fields.FindField("DKYT"), lastTokens[6]);
// buffer.set_Value(buffer.Fields.FindField("DLBM"), lastTokens[7]);
// // FeatureCursor.InsertFeature(buffer);
// _featureCursor.InsertFeature(buffer);
// pgCount++;
//}
#endregion
lastTokens = tokens;
}
else
{
#region
if (tokens.Length == 4)
{
IPoint pt = new PointClass();
double x, y;
if (tokens[1] != ringId)
{
if (pc.PointCount > 0)
{
polygon.AddGeometry(ring, ref missing, ref missing);
//resultPolygon.AddGeometryCollection(ring as IGeometryCollection);
}
ring = new RingClass();
pc = ring as IPointCollection;
ringId = tokens[1];
}
if ((!double.TryParse(tokens[2], out y) || !double.TryParse(tokens[3], out x)) || x < 40000000 || x > 41000000 || y < 2000000 || y > 4000000)
{
_errors.Add(string.Format("文件第{0}行的格式有误，坐标应为数字类型", row));
polygon = new PolygonClass();
pc = polygon as IPointCollection;
break;
}
pt.X = x;
pt.Y = y;
pc.AddPoint(pt, ref missing, ref missing);
}
else
{
_errors.Add(string.Format("文件第{0}行的格式有误，字段数量应为4", row));
polygon = new PolygonClass();
ring = new RingClass();
pc = ring as IPointCollection;
break;
}
#endregion
}
}
line = reader.ReadLine();
row++;
}
if (pc.PointCount > 0)
{
if (pc.PointCount < 4)
{
_errors.Add(string.Format("文件第{0}行之前的坐标串有误，多边形顶点不应少于4个", row));
}
else
{
polygon.AddGeometry(ring, ref missing, ref missing);
ring = new RingClass();
pc = ring as IPointCollection;
//resultPolygon.AddGeometryCollection(ring as IGeometryCollection);
}
}
if (polygon.GeometryCount > 0)
{
#region
try
{
var buffer = FeatureClass.CreateFeatureBuffer();
polygon.ITopologicalOperator2_IsKnownSimple_2 = false;
(polygon as ITopologicalOperator2).Simplify();
polygon.GeometriesChanged();
resultPolygon.AddGeometryCollection(polygon as IGeometryCollection);
ITopologicalOperator top = resultPolygon as ITopologicalOperator;
top.Simplify();
// buffer.Shape = resultPolygon as IPolygon;
buffer.Shape = resultPolygon as IPolygon;
buffer.set_Value(buffer.Fields.FindField("FILENAME"), System.IO.Path.GetFileName(item));
buffer.set_Value(buffer.Fields.FindField("DKBH"), lastTokens[2]);
buffer.set_Value(buffer.Fields.FindField("DKMC"), lastTokens[3]);
buffer.set_Value(buffer.Fields.FindField("JLTXSX"), lastTokens[4]);
buffer.set_Value(buffer.Fields.FindField("TFH"), lastTokens[5]);
buffer.set_Value(buffer.Fields.FindField("DKYT"), lastTokens[6]);
buffer.set_Value(buffer.Fields.FindField("DLBM"), lastTokens[7]);
_featureCursor.InsertFeature(buffer);
pgCount++;
}
catch (Exception ex)
{
_errors.Add(string.Format("导入第{0}个地块时发生错误：{1}", pgCount, ex.Message));
}
#endregion
}
}
#endregion
}
Finish();
return(true);
}