NDBGJK5.0/Kingo.Plugins/内业变更/Kingo.Mobile.Shape2KOTool/Shape2KOTool/KoDataBase/SHPDataSource.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.IO;
using ArcShapeFileDLL;
using Kingo.Mobile.Shape2KOTool.XSDClass;

namespace Kingo.Mobile.Shape2KOTool.KoDataBase
{
	// Token: 0x0200004E RID: 78
	public class SHPDataSource : ISpatialDataSource
	{
		// Token: 0x0600029B RID: 667 RVA: 0x00010287 File Offset: 0x0000E487
		public SHPDataSource()
		{
			this.GeometryType = esriGeometryType.esriGeometryPolygon;
			this.SpatialReference = new SpatialRefrenceStruct();
		}

		// Token: 0x170000E1 RID: 225
		// (get) Token: 0x0600029C RID: 668 RVA: 0x000102A8 File Offset: 0x0000E4A8
		// (set) Token: 0x0600029D RID: 669 RVA: 0x000102BF File Offset: 0x0000E4BF
		public string DataSourcePath { get; set; }

		// Token: 0x170000E2 RID: 226
		// (get) Token: 0x0600029E RID: 670 RVA: 0x000102C8 File Offset: 0x0000E4C8
		// (set) Token: 0x0600029F RID: 671 RVA: 0x000102DF File Offset: 0x0000E4DF
		public DataTable DataTable { get; private set; }

		// Token: 0x170000E3 RID: 227
		// (get) Token: 0x060002A0 RID: 672 RVA: 0x000102E8 File Offset: 0x0000E4E8
		// (set) Token: 0x060002A1 RID: 673 RVA: 0x000102FF File Offset: 0x0000E4FF
		public List<ShapeFieldInfo> Fields { get; private set; }

		// Token: 0x170000E4 RID: 228
		// (get) Token: 0x060002A2 RID: 674 RVA: 0x00010308 File Offset: 0x0000E508
		// (set) Token: 0x060002A3 RID: 675 RVA: 0x0001031F File Offset: 0x0000E51F
		public EnvelopeN Extent { get; private set; }

		// Token: 0x170000E5 RID: 229
		// (get) Token: 0x060002A4 RID: 676 RVA: 0x00010328 File Offset: 0x0000E528
		// (set) Token: 0x060002A5 RID: 677 RVA: 0x0001033F File Offset: 0x0000E53F
		public esriGeometryType GeometryType { get; private set; }

		// Token: 0x170000E6 RID: 230
		// (get) Token: 0x060002A6 RID: 678 RVA: 0x00010348 File Offset: 0x0000E548
		// (set) Token: 0x060002A7 RID: 679 RVA: 0x0001035F File Offset: 0x0000E55F
		public SpatialRefrenceStruct SpatialReference { get; private set; }

		// Token: 0x170000E7 RID: 231
		// (get) Token: 0x060002A8 RID: 680 RVA: 0x00010368 File Offset: 0x0000E568
		// (set) Token: 0x060002A9 RID: 681 RVA: 0x0001037F File Offset: 0x0000E57F
		public int RecordCount { get; private set; }

		// Token: 0x060002AA RID: 682 RVA: 0x000103BC File Offset: 0x0000E5BC
		public void Open()
		{
			if (string.IsNullOrEmpty(this.DataSourcePath))
			{
				throw new ArgumentNullException();
			}
			if (!File.Exists(this.DataSourcePath))
			{
				throw new FileNotFoundException("SHP文件不存在");
			}
			string text = this.DataSourcePath.Replace(".shp", ".dbf");
			if (!File.Exists(text))
			{
				throw new FileNotFoundException("DBF文件不存在");
			}
			this.shapeFile = new ShapeFiles();
			this.shapeFile.OpenShape(this.DataSourcePath, 0, false);
			this.Extent = new EnvelopeN
			{
				XMax = this.shapeFile.xMax,
				XMin = this.shapeFile.xMin,
				YMax = this.shapeFile.yMax,
				YMin = this.shapeFile.yMin
			};
			this.RecordCount = this.shapeFile.RecordCount;
			string path = this.DataSourcePath.Replace(".shp", ".prj");
			if (File.Exists(path))
			{
				string wkt = File.ReadAllText(path);
				SpatialRefrenceStruct spatialRefrenceStruct = SpatialRefrenceStruct.GetAllData().Find((SpatialRefrenceStruct p) => p.WKT.ToLower() == wkt.ToLower());
				if (spatialRefrenceStruct != null)
				{
					this.SpatialReference = spatialRefrenceStruct;
				}
			}
			if (this.shapeFile.ShapeType != ShapeFiles.eShapeType.shpPolygon || this.shapeFile.ShapeType != ShapeFiles.eShapeType.shpPolygonM || this.shapeFile.ShapeType != ShapeFiles.eShapeType.shpPolygonZ)
			{
				this.GeometryType = esriGeometryType.esriGeometryPolygon;
				this.Fields = new List<ShapeFieldInfo>();
				foreach (object obj in this.shapeFile.ShapeFields)
				{
					ShapeField shapeField = (ShapeField)obj;
					if (shapeField.FieldName.ToLower() == "objectid")
					{
						shapeField.FieldName = "OBJECTID_1";
					}
					this.Fields.Add(new ShapeFieldInfo(shapeField));
				}
				this.dbfReader = new DBFReader();
				this.dbfReader.Open(text);
				this.DataTable = this.dbfReader.DataTable.Clone();
				this.DataTable.Columns.Add("OBJECTID", typeof(int));
				this.DataTable.Columns.Add("SHAPE", typeof(string));
				this.EOF = false;
				return;
			}
			throw new Exception("目前只支持多边形类型的数据！");
		}

		// Token: 0x060002AB RID: 683 RVA: 0x00010694 File Offset: 0x0000E894
		public void Close()
		{
			if (this.shapeFile != null)
			{
				this.shapeFile.CloseShape();
				this.shapeFile = null;
			}
			if (this.dbfReader != null)
			{
				this.dbfReader.Close();
				this.dbfReader = null;
			}
		}

		// Token: 0x060002AC RID: 684 RVA: 0x000106E8 File Offset: 0x0000E8E8
		public Dictionary<string, int> Distinct(string fieldName)
		{
			return this.dbfReader.Distinct(fieldName);
		}

		// Token: 0x060002AD RID: 685 RVA: 0x00010708 File Offset: 0x0000E908
		public DataTable GetAllRecord()
		{
			this.Reset();
			while (!this.EOF)
			{
				DataRow nextRecord = this.GetNextRecord();
				this.DataTable.Rows.Add(nextRecord);
			}
			this.Reset();
			return this.DataTable;
		}

		// Token: 0x060002AE RID: 686 RVA: 0x00010758 File Offset: 0x0000E958
		public DataRow GetNextRecord()
		{
			DataRow dataRow = this.DataTable.NewRow();
			DataRow nextRecord = this.dbfReader.GetNextRecord();
			List<object> list = new List<object>();
			list.AddRange(nextRecord.ItemArray);
			list.Add(this.shapeFile.CurrentRecord);
			list.Add(CommonMethod.GetShapeMultiPolygonString(this.shapeFile));
			dataRow.ItemArray = list.ToArray();
			if (this.shapeFile.EOF || this.dbfReader.EOF)
			{
				this.EOF = true;
			}
			else
			{
				this.shapeFile.MoveNext();
			}
			return dataRow;
		}

		// Token: 0x170000E8 RID: 232
		// (get) Token: 0x060002AF RID: 687 RVA: 0x0001080C File Offset: 0x0000EA0C
		// (set) Token: 0x060002B0 RID: 688 RVA: 0x00010823 File Offset: 0x0000EA23
		public bool EOF { get; private set; }

		// Token: 0x060002B1 RID: 689 RVA: 0x0001082C File Offset: 0x0000EA2C
		public void Reset()
		{
			this.shapeFile.MoveFirst();
			this.dbfReader.Reset();
			this.EOF = false;
		}

		// Token: 0x040001C1 RID: 449
		private ShapeFiles shapeFile;

		// Token: 0x040001C2 RID: 450
		private DBFReader dbfReader;
	}
}