using GrxCAD.ApplicationServices;
using GrxCAD.DatabaseServices;
using GrxCAD.EditorInput;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace HCTools
{
    class Attributeget
    {
        private static List<ObjectId> objid_all = new List<ObjectId>();
        public void attribt()
        {
            //存放所有图层名
            List<string> alllayername = new List<string>();
            List<List<string>> info_all = new List<List<string>>();

            Database db = HostApplicationServices.WorkingDatabase;
            Editor ed = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;

            using (Transaction trans = db.TransactionManager.StartTransaction())
            {
                LayerTable layertable = trans.GetObject(db.LayerTableId, OpenMode.ForRead) as LayerTable;
                foreach (ObjectId objid in layertable)
                {
                    LayerTableRecord layertablerecord = trans.GetObject(objid, OpenMode.ForRead) as LayerTableRecord;
                    alllayername.Add(layertablerecord.Name);
                }
                alllayername.Sort();
                trans.Commit();
            }

            int num = 0;
            for (int i = 0; i < alllayername.Count; i++)
            {
                List<List<string>> info = Getlyobjinfo(alllayername[i], num);
                num = num + info.Count;
                for (int j = 0; j < info.Count; j++)
                {
                    string id = info[j][0];
                    string name = info[j][1];
                    string type = info[j][2];
                    string X = info[j][3];
                    string Y = info[j][4];
                    string Z = info[j][5];
                    string lenth = info[j][6];
                    string area = info[j][7];
                    List<string> temp = new List<string>();
                    temp.Add(id);
                    temp.Add(name);
                    temp.Add(alllayername[i]);
                    temp.Add(type);
                    temp.Add(X);
                    temp.Add(Y);
                    temp.Add(Z);
                    temp.Add(lenth);
                    temp.Add(area);
                    info_all.Add(temp);
                }
            }

            AttributeForm Frm = new AttributeForm();
            Frm.GetInfo(info_all,objid_all);
            Frm.Show();
        }

        private static List<List<string>> Getlyobjinfo(string layername, int num)
        {
            List<List<string>> info = new List<List<string>>();//图层中obj信息

            Database database = HostApplicationServices.WorkingDatabase;
            using (Transaction traction = database.TransactionManager.StartTransaction())
            {
                // 获得当前文档的编辑器  
                Editor editor = GrxCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;
                // 创建一个 TypedValue 数组，用于定义过滤条件
                TypedValue[] typedvalue = new TypedValue[1];
                typedvalue.SetValue(new TypedValue((int)DxfCode.LayerName, layername), 0);
                // 赋值过滤条件给 SelectionFilter 对象
                SelectionFilter selectionfilter = new SelectionFilter(typedvalue);
                // 要求在图形区域中手动选择对象
                PromptSelectionResult psr = editor.SelectAll(selectionfilter);

                if (psr.Status == PromptStatus.OK)
                {
                    SelectionSet selectionset = psr.Value;
                    ObjectId[] obj = new ObjectId[selectionset.Count];
                    obj = selectionset.GetObjectIds();

                    for (int i = 0; i < obj.Length; i++)
                    {
                        //获取实体
                        ObjectId objid = obj[i];
                        Entity entity = (Entity)traction.GetObject(objid, OpenMode.ForRead);
                        objid_all.Add(objid);

                        if (entity is Polyline)
                        {
                            num++;
                            Polyline pll = (Polyline)entity;
                            string name = "无";
                            string type = "多段线";
                            double X = pll.StartPoint.X;
                            double Y = pll.StartPoint.Y;
                            double Z = pll.Elevation;
                            double length = pll.Length;
                            string area;
                            if(pll.Closed)
                            {
                                area = pll.Area.ToString("0.000");
                            }
                            else
                            {
                                area = "无";
                            }
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length.ToString("0.000"));
                            temp.Add(area);
                            info.Add(temp);
                        }
                        if (entity is Polyline2d)
                        {
                            num++;
                            Polyline2d pll = (Polyline2d)entity;
                            string name = "无";
                            string type = "二维多段线";
                            double X = pll.StartPoint.X;
                            double Y = pll.StartPoint.Y;
                            double Z = pll.Elevation;
                            double length = pll.Length;
                            string area;
                            if (pll.Closed)
                            {
                                area = pll.Area.ToString("0.000");
                            }
                            else
                            {
                                area = "无";
                            }
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length.ToString("0.000"));
                            temp.Add(area);
                            info.Add(temp);
                        }
                        else if (entity is Line)
                        {
                            num++;
                            Line line = (Line)entity;
                            string name = "无";
                            string type = "直线";
                            double X = line.StartPoint.X;
                            double Y = line.StartPoint.Y;
                            double Z = line.StartPoint.Z;
                            double length = line.Length;
                            string area;
                            if (line.Closed)
                            {
                                area = line.Area.ToString("0.000");
                            }
                            else
                            {
                                area = "无";
                            }
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length.ToString("0.000"));
                            temp.Add(area);
                            info.Add(temp);
                        }
                        else if (entity is DBText)
                        {
                            num++;
                            DBText txt = (DBText)entity;
                            string name = txt.TextString;
                            string type = "文字";
                            double X = txt.Position.X;
                            double Y = txt.Position.Y;
                            double Z = txt.Position.Z;
                            string length = "无";
                            string area = "无";
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length);
                            temp.Add(area);
                            info.Add(temp);
                        }
                        else if (entity is BlockReference)
                        {
                            num++;
                            BlockReference blk = (BlockReference)entity;
                            string name = blk.Name;
                            string type = "块参照";
                            double X = blk.Position.X;
                            double Y = blk.Position.Y;
                            double Z = blk.Position.Z;
                            string length = "无";
                            string area = "无";
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length);
                            temp.Add(area);
                            info.Add(temp);
                        }
                        else if(entity is Hatch)
                        {
                            num++;
                            Hatch hc = (Hatch)entity;
                            string name = hc.PatternName;
                            string type = "图案填充";
                            double X = hc.Origin.X;
                            double Y = hc.Origin.Y;
                            double Z = 0;
                            string length = "无";
                            string area = hc.Area.ToString();
                            List<string> temp = new List<string>();
                            temp.Add(num.ToString());
                            temp.Add(name);
                            temp.Add(type);
                            temp.Add(X.ToString("0.000"));
                            temp.Add(Y.ToString("0.000"));
                            temp.Add(Z.ToString("0.000"));
                            temp.Add(length);
                            temp.Add(area);
                            info.Add(temp);
                        }
                    }
                }
                traction.Commit();
            }
            return info;
        }
    }
}