NDBGJK5.0/Kingo.Plugin.BoundaryReadjust/Helper/JXTZBGHelper.cs

using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.Geodatabase;
using KGIS.Framework.AE;
using KGIS.Framework.Maps;
using KGIS.Framework.OpenData.Control;
using KGIS.Framework.OpenData.Filter;
using KGIS.Framework.OpenData.InterFace;
using KGIS.Framework.Utils;
using KGIS.Framework.Utils.ExtensionMethod;
using Kingo.PluginServiceInterface;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;

namespace KGIS.Plugin.BoundaryReadjust
{
    public class JXTZBGHelper
    {
        /// <summary>
        /// 面积调整（平差）
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="shpList"></param>
        /// <param name="pGeoPropertyName"></param>
        /// <param name="pKZMJ">地类图斑面积</param>
        public static void AreaAdjustment<T>(List<T> shpList, string pGeoPropertyName, double pKZMJ)
        {
            Type type = shpList[0].GetType();
            System.Reflection.PropertyInfo pertyInfo = type.GetProperty(pGeoPropertyName);
            if (shpList.Count == 1)
            {
                pertyInfo.SetValue(shpList[0], pKZMJ);
                return;
            }
            double sumMJ = 0;
            foreach (var item in shpList)
            {
                sumMJ += pertyInfo.GetValue(item).ToDouble();
            }
            shpList = shpList.OrderByDescending(o => pertyInfo.GetValue(o)).ToList();
            double mjc = Math.Round(sumMJ - pKZMJ, 2);//打散后的图斑面积与压盖地类图斑面积是否一致
            //平差
            while (Math.Round(mjc, 2) != 0)
            {
                int tpsm = (int)(Math.Abs(Math.Round(mjc, 2)) / 0.01);
                int e = tpsm / shpList.Count;
                int f = tpsm % shpList.Count;
                if (f != 0)
                {
                    double tpmj = (e + 1) * 0.01;
                    for (int i = 0; i < f; i++)
                    {
                        if (mjc < 0)
                            pertyInfo.SetValue(shpList[i], pertyInfo.GetValue(shpList[i]).ToDouble() + tpmj);
                        else
                            pertyInfo.SetValue(shpList[i], pertyInfo.GetValue(shpList[i]).ToDouble() - tpmj);
                    }
                }
                if (e != 0)
                {
                    double tpmj = e * 0.01;
                    for (int i = f; i < shpList.Count; i++)
                    {
                        if (mjc < 0)
                            pertyInfo.SetValue(shpList[i], pertyInfo.GetValue(shpList[i]).ToDouble() + tpmj);
                        else
                            pertyInfo.SetValue(shpList[i], pertyInfo.GetValue(shpList[i]).ToDouble() - tpmj);
                    }
                }
                sumMJ = 0;
                foreach (var item in shpList)
                {
                    sumMJ += pertyInfo.GetValue(item).ToDouble();
                }
                mjc = Math.Round(sumMJ, 2) - pKZMJ;
            }
        }

        /// <summary>
        /// 插入数据到☞要素类
        /// </summary>
        /// <param name="pSource"></param>
        /// <param name="pTarget"></param>
        /// <param name="pFilter"></param>
        public static void InsertDataToMemeoryLayer(IFeatureClass pSource, IFeatureClass pTarget, IQueryFilter pFilter = null)
        {
            try
            {
                if (pSource == null || pTarget == null) return;
                int idx = pSource.FindField("XZQTZLX");
                if (idx != -1 && pFilter != null)
                {
                    IField field = pSource.Fields.Field[idx];
                    if (field.Type == esriFieldType.esriFieldTypeString)
                    {
                        pFilter.WhereClause = "XZQTZLX = '3'";
                    }
                }
                IFeatureClassAPI fcAPI = new FeatureClassAPI(pSource);
                if (pTarget != null)
                    fcAPI.FcToFc(pTarget, pFilter, false);
            }
            catch (Exception ex)
            {
                LogAPI.Debug(ex);
            }
        }
        #region 获取最新标识码
        public static string GetNewBSM(List<IFeatureClass> fcList)
        {
            string result = string.Empty;
            int xh = 0;
            string leftStr = string.Empty;
            foreach (var item in fcList)
            {
                string MaxBSM = GetMaxBSM(item);
                if (MaxBSM.Length != 18)
                    continue;
                int xh2 = Convert.ToInt32(MaxBSM.Substring(10));
                leftStr = MaxBSM.Substring(0, 10);
                if (xh < xh2)
                    xh = xh2;
            }
            xh++;
            if (string.IsNullOrWhiteSpace(leftStr))
                leftStr = (MapsManager.Instance.MapService.GetProjectInfo() as ProjectInfo).CODE + "1210";
            result = leftStr + xh.ToString().PadLeft(8, '0');
            return result;
        }
        private static string GetMaxBSM(IFeatureClass fc)
        {
            System.Windows.Forms.Application.DoEvents();
            string BSM = string.Empty;
            int BSMIndex = fc.FindField("BSM");
            if (BSMIndex == -1) return BSM;

            ITable table = (ITable)fc;
            // 创建一个ITableSort接口对象
            ITableSort tableSort = new TableSortClass();
            tableSort.Table = table;
            tableSort.Fields = "BSM";
            tableSort.set_Ascending("BSM", false);
            tableSort.Sort(null);
            ICursor cursor = tableSort.Rows;
            IRow row = cursor.NextRow();
            if (row != null)
            {
                int maxBSM = 0;
                int currBSM = 0;
                string BSMStr = row.Value[BSMIndex].ToString();
                if (BSMStr.Length != 18) return BSM;
                string subBSMStr = BSMStr.Substring(9);
                try
                {
                    currBSM = Convert.ToInt32(subBSMStr);
                }
                catch (Exception)
                {
                    return BSM;
                }
                if (currBSM > maxBSM) maxBSM = currBSM;

                if (BSMStr.Length != 18) return BSM;
                string maxStr = maxBSM.ToString();
                int zeroNum = 9 - maxStr.Length;
                for (int i = 0; i < zeroNum; i++)
                {
                    maxStr = 0 + maxStr;
                }
                BSM = BSMStr.Substring(0, 9) + maxStr;
            }
            return BSM;

        }
        #endregion

        /// <summary>
        /// 删除文件夹以及子文件夹与子文件-
        /// </summary>
        /// <param name="srcPath"></param>
        public static void DelectDir(string srcPath)
        {
            try
            {
                DirectoryInfo dir = new DirectoryInfo(srcPath);
                FileSystemInfo[] fileinfo = dir.GetFileSystemInfos();  //返回目录中所有文件和子目录
                foreach (FileSystemInfo i in fileinfo)
                {
                    if (i is DirectoryInfo)            //判断是否文件夹
                    {
                        DirectoryInfo subdir = new DirectoryInfo(i.FullName);
                        subdir.Delete(true);          //删除子目录和文件
                    }
                    else
                    {
                        File.Delete(i.FullName);      //删除指定文件
                    }
                }
            }
            catch (Exception)
            {
                throw;
            }
        }
        /// <summary>
        /// 得到要素类集合
        /// </summary>
        /// <param name="title"></param>
        /// <param name="paths">路径集合</param>
        public static IFeatureClass GetFeatureClass(string title, ref string paths)
        {
            IFeatureClass result = null;
            try
            {
                // 获取源数据
                OpenDataDialog pDialog = new OpenDataDialog();
                ISpatialDataObjectFilter pOFilter;
                pOFilter = new FilterFeatureDatasetsAndFeatureClasses();
                pDialog.AddFilter(pOFilter, true);
                if (!string.IsNullOrWhiteSpace(title))
                    pDialog.Title = title;
                else
                    pDialog.Title = "选择数据";
                pDialog.AllowMultiSelect = false;
                pDialog.RestoreLocation = true;
                pDialog.StartLocation = pDialog.FinalLocation;
                if (pDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK && pDialog.Selection.Count > 0)
                {
                    List<ISpatialDataObject> distObj = pDialog.Selection;
                    foreach (var obj in distObj)
                    {
                        if (obj.DatasetType == esriDatasetType.esriDTFeatureClass)
                        {
                            IFeatureClass featureclass = (obj.DatasetName as IName).Open() as IFeatureClass;
                            result = featureclass;
                            paths += obj.FullName;
                        }
                    }
                }
                return result;
            }
            catch (Exception ex)
            {
                LogAPI.Debug("选择数据失败:" + ex.Message.ToString());
                return result;
            }
        }
    }
}