ELK/FrameworkLocal/UICore/DxfScript/Dxf/GasDxfDocment/GasDxfDocument.cs

/**
 *
 * @author    seagle
 * @date      2024-7-22
 * @Description 管路图处理主对象封装
 */
using Aitex.Common.Util;
using Aitex.Core.RT.DataCenter;
using MECF.Framework.Common.DataCenter;
using netDxf;
using netDxf.Entities;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
using System.Xml;
using Point = System.Windows.Point;
namespace MECF.Framework.UI.Core.DxfScript
{
    /// <summary>
    /// 名称：入口类
    /// 用途：dxf文件信息加载
    /// </summary>
    [Serializable]
    public partial class GasDxfDocument
    {


        //原始图形
        public List<GasLine> Lines = null;
        public List<GasCircle> Circles = null;
        public List<GasFunnel> Funnels = null;
        public List<GasText> Texts = null;
        public List<GasPolyLine> PolyLines = null;
        public List<GasAITValve> Valves = null;
        public List<GasButton> Buttons = null;
        public List<GasAnalogControl4Jet> Analogs = null;
        //事件属性
        public Dictionary<int, string> BoolConditions { get; set; } = null;
        public Dictionary<int, string> StringConditions { get; set; } = null;
        public Dictionary<int, string> ClickConditions { get; set; } = null;
        public string InitScriptContent { get; set; } = null;
        public Script InitScriptExpress { get; set; } = null;
        public double DxfWidth { get; set; } = 0;
        public double DxfHeight { get; set; } = 0;
        public double MinX { get; set; } = 100000;
        public double MinY { get; set; } = 100000;
        public double MaxX { get; set; } = 0;
        public double MaxY { get; set; } = 0;

        //编辑属性
        public string GasFilename { get; set; } = null;

        public bool IsGasFileModified { get; set; } = false;
        public GasBaseShape SelectedShape = null;

        public bool IsExecuted { get; set; } = false;
        public DrawingCanvas draw { get; set; } = null;

        public Brush NormalBrush = new SolidColorBrush(Colors.Black);
        public Brush SelectedBrush = new SolidColorBrush(Colors.Red);
        public Brush WithConditionBrush = new SolidColorBrush(Colors.LightBlue);
        public Brush ReturnTrueBrush = new SolidColorBrush(Colors.Green);
        public Brush WithErrorBrush = new SolidColorBrush(Colors.Yellow);
        public Brush TransparentBrush = new SolidColorBrush(Colors.Transparent);
        public Brush DisabledBrush = new SolidColorBrush(Colors.Gray);
        public Pen NormalPen, SelectedPen, WithConditionPen, ReturnTruePen, WithErrorPen, TransparentPen, DisabledPen;//,BackgroundPen;


        public static Dictionary<Brush, Pen> BrushPenMapping;

        public DrawingContext dc = null;
        public double LineWidth = 1;

        private static TextBlock computeSizeTextBlock = null;
        public static double PixelsPerDip;
        public GasDxfDocument(DrawingCanvas canvas, bool isExecute, string fileName)
        {
            ClearAll();
            var path = QueryDataClient.Instance.Service.PollData(new List<string>() { "GasUIConfigHome" }).FirstOrDefault().Value.ToString();
            if (path == null)
            {
                MessageBox.Show($"\"{path} is not set!");
                return;
            }

            GasFilename = path + fileName;
            draw = canvas;
            NormalBrush.Freeze();
            SelectedBrush.Freeze();
            WithConditionBrush.Freeze();
            ReturnTrueBrush.Freeze();
            WithErrorBrush.Freeze();
            TransparentBrush.Freeze();
            DisabledBrush.Freeze();

            IsExecuted = isExecute;
            NormalPen = new Pen(NormalBrush, LineWidth);
            NormalPen.Freeze();//可以提高性能
            SelectedPen = new Pen(SelectedBrush, LineWidth);
            SelectedPen.Freeze();//可以提高性能
            WithConditionPen = new Pen(WithConditionBrush, LineWidth);
            WithConditionPen.Freeze();//可以提高性能
            ReturnTruePen = new Pen(ReturnTrueBrush, LineWidth);
            ReturnTruePen.Freeze();//可以提高性能
            WithErrorPen = new Pen(WithErrorBrush, LineWidth);
            WithErrorPen.Freeze();//可以提高性能
            TransparentPen = new Pen(TransparentBrush, LineWidth);
            TransparentPen.Freeze();//可以提高性能
            DisabledPen = new Pen(DisabledBrush, LineWidth);
            DisabledPen.Freeze();//可以提高性能
            //BackgroundPen = new Pen(BackgroundBrush, LineWidth);

        }
        /// <summary>
        /// 读取dxf文件数据 转化为页面元素 加载元素事件
        /// </summary>
        /// <param name="filename"></param>
        public void LoadDxf(string filename)
        {
            #region 清除页面组件元素 准备重新加载dxf
            ClearDxf();
            #endregion

            #region 文件流方式进行识别dxf信息 并转化为自定义元素组件
            StreamReader reader = new StreamReader(filename);
            DxfRecord record = new DxfRecord();
            while (ReadOneRecord(reader, ref record))
            {
                if (record.Code == 0 && record.Value.Equals("EOF"))
                {
                    break;
                }

                if (record.Code == 100 && record.Value.Equals("AcDbLine")) ReadOneAcDbLine(reader);

                else if (record.Code == 100 && record.Value.Equals("AcDbCircle")) ReadOneAcDbCircle(reader);

                else if (record.Code == 100 && record.Value.Equals("AcDbText_Nouse")) ReadOneAcDbTextNouse(reader);

                else if (record.Code == 100 && record.Value.Equals("AcDbMText")) ReadOneAcDbMText(reader);

                else if (record.Code == 100 && record.Value.Equals("AcDbPolyline")) ReadOneAcDbPolyline(reader);

            }
            RecognizeShape();
            #endregion

            #region netDxf 方式识别dxf信息 并转化为自定义元素组件
            NetDxfDocument(filename);
            #endregion



            reader.Close();

            IsGasFileModified = true;

            //不再对dxf做坐标变换，只是取第一象限
            DxfWidth = MaxX;
            DxfHeight = MaxY;
        }

        #region 文件流读取dxf格式信息
        /*从文件流中读取一条记录*/
        private bool ReadOneRecord(StreamReader reader, ref DxfRecord record)
        {
            string line = reader.ReadLine();
            if (line == null) return false;
            /*
            if (line.Equals("") || !line.Substring(0, 1).Equals(" "))
            {
                MessageBox.Show("Line must begin with a space["+line+"]", "Notice", MessageBoxButton.OK);
                Clear();
                return false;
            }
            */
            line = line.Trim();
            record.Code = int.Parse(line);
            record.Value = reader.ReadLine();
            if (record.Value == null) return false;
            return true;
        }
        private void ReadOneAcDbPolyline(StreamReader reader)
        {
            List<(double, double)> points = new List<(double, double)>();
            DxfRecord recordDetail = new DxfRecord();
            double x, y;
            x = y = 0;
            bool failed = false;
            while (ReadOneRecord(reader, ref recordDetail))
            {
                if (recordDetail.Code == 10)
                {
                    x = double.Parse(recordDetail.Value);
                }
                if (recordDetail.Code == 20)
                {
                    y = double.Parse(recordDetail.Value);
                    if (x <= GasBaseShape.E || y <= GasBaseShape.E)
                    {
                        failed = true;
                        break;
                    }
                    if (x > MaxX)
                    {
                        MaxX = x;
                    }
                    if (x < MinX)
                    {
                        MinX = x;
                    }
                    if (y > MaxY)
                    {
                        MaxY = y;
                    }
                    if (y < MinY)
                    {
                        MinY = y;
                    }

                    points.Add((x, y));
                }

                if (recordDetail.Code == 0) break;
            }
            if (failed) return;
            GasPolyLine polyLine = new GasPolyLine();
            for (int i = 0; i < points.Count; i++)
            {
                polyLine.InnerLines.Add(new GasLine(points[i].Item1, points[i].Item2, points[(i + 1) % points.Count].Item1, points[(i + 1) % points.Count].Item2));
            }
            PolyLines.Add(polyLine);
            polyLine.Id = polyLine.CreateId();
        }
        private void ReadOneAcDbMText(StreamReader reader)
        {
            double x, y;
            string text;
            x = y = 0;
            double x2, y2;
            x2 = y2 = 0;
            text = "";
            DxfRecord recordDetail = new DxfRecord();
            int align71 = 0;//1 = 左上；2 = 中上；3 = 右上 4 = 左中；5 = 正中；6 = 右中 7 = 左下；8 = 中下；9 = 右下
            double space44 = 0.6;
            double fontSize = 0;
            double rectWidth = 0;
            double rectHeight = 0;
            double textHeight = 0;
            while (ReadOneRecord(reader, ref recordDetail))
            {
                if (recordDetail.Code == 10) x = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 20) y = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 11) x2 = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 21) y2 = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 1) text = recordDetail.Value;
                if (recordDetail.Code == 71) align71 = int.Parse(recordDetail.Value);
                if (recordDetail.Code == 40) fontSize = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 41) rectWidth = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 44) space44 = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 46) rectHeight = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 0) break;
            }
            if (x <= GasBaseShape.E || y <= GasBaseShape.E) return;
            if (text != null)
            {
                string[] fields = text.Split(';');
                if (fields.Length > 0) text = fields[fields.Length - 1];
                if (fields.Length > 1)
                {

                    for (int fieldId = 0; fieldId < fields.Length - 1; fieldId++)
                    {
                        string wstr = fields[fieldId];
                        if (wstr.Contains("\\W"))
                        {
                            double fontRate = double.Parse(wstr.Substring(2, wstr.Length - 2));
                            fontSize *= fontRate;

                            break;
                        }
                    }
                    List<string> hText = new List<string>();
                    foreach (var wstr in fields)
                    {
                        if (wstr.Contains("\\H"))
                        {
                            var content = wstr.Split('\\').FirstOrDefault();
                            if (string.IsNullOrEmpty(content)) continue;

                            hText.Add(content);
                        }
                    }
                    hText.Add(text);
                    text = string.Join("", hText.ToArray());
                }
                if (text != null && text.Length > 0)
                {
                    text = text.Substring(0, text.Length - 1);
                    Texts.Add(new GasText(x, y, text));
                    //SET:fontSize-字符尺寸

                    //SET:align71-对齐方式
                    //SET:space44-行间距
                    //SET:rectWidth-矩形宽度

                    //SET：rectHeight-矩形高度
                    string[] textLines = Regex.Split(text, "\\\\P");
                    if (textLines.Length > 0)
                    {
                        //SET:textHeight-文本高度

                        textHeight = fontSize * textLines.Length - space44 * rectHeight;


                    }


                    //根据对齐调整位置
                    GasText obj = Texts[Texts.Count - 1];

                    obj.RectWidth = rectWidth;
                    obj.RectHeight = rectHeight;
                    obj.LineSpace = space44;
                    obj.FontSize = fontSize;
                    obj.Alignment = align71;
                    if (obj.X < MinX) MinX = obj.X;
                    if (obj.Y < MinY) MinY = obj.Y;
                    if (obj.X + obj.RectWidth > MaxX) MaxX = obj.X + obj.RectWidth;
                    if (obj.Y + obj.RectHeight > MaxY) MaxY = obj.Y + obj.RectHeight;
                }

            }
        }
        private void ReadOneAcDbTextNouse(StreamReader reader)
        {
            double x, y;
            string text;
            x = y = 0;
            text = "";
            DxfRecord recordDetail = new DxfRecord();
            while (ReadOneRecord(reader, ref recordDetail))
            {
                if (recordDetail.Code == 10) x = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 20) y = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 1) text = recordDetail.Value;
                if (recordDetail.Code == 0) break;
            }
            if (x < 0 || y < 0) return;
            Texts.Add(new GasText(x, y, text));
        }
        private void ReadOneAcDbCircle(StreamReader reader)
        {
            double x, y, r, startAngle, endAngle;
            x = y = r = startAngle = endAngle = 0;
            DxfRecord recordDetail = new DxfRecord();
            while (ReadOneRecord(reader, ref recordDetail))
            {
                if (recordDetail.Code == 10) x = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 20) y = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 40) r = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 50) startAngle = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 51) endAngle = double.Parse(recordDetail.Value);
                if (recordDetail.Code == 0) break;
            }
            if (x <= GasBaseShape.E || y <= GasBaseShape.E) return;
            Circles.Add(new GasCircle(x, y, r, startAngle, endAngle));

            if (x + r > MaxX)
            {
                MaxX = x + r;
            }
            if (x - r < MinX)
            {
                MinX = x - r;
            }
            if (y + r > MaxY)
            {
                MaxY = y + r;
            }
            if (y - r < MinY)
            {
                MinY = y - r;
            }
        }
        private void ReadOneAcDbLine(StreamReader reader)
        {

            double x1, y1, x2, y2;
            x1 = x2 = y1 = y2 = 0;
            DxfRecord recordDetail = new DxfRecord();
            string sx1, sy1, sx2, sy2;
            sx1 = sx2 = sy1 = sy2 = "";
            while (ReadOneRecord(reader, ref recordDetail))
            {
                if (recordDetail.Code == 10)
                {
                    x1 = double.Parse(recordDetail.Value);
                    sx1 = recordDetail.Value;
                }

                if (recordDetail.Code == 20)
                {
                    y1 = double.Parse(recordDetail.Value);
                    sy1 = recordDetail.Value;
                }
                if (recordDetail.Code == 11)
                {
                    x2 = double.Parse(recordDetail.Value);
                    sx2 = recordDetail.Value;
                }
                if (recordDetail.Code == 21)
                {
                    y2 = double.Parse(recordDetail.Value);
                    sy2 = recordDetail.Value;
                }
                if (recordDetail.Code == 0) break;
            }
            if (x1 <= GasBaseShape.E || x2 <= GasBaseShape.E || y1 <= GasBaseShape.E || y2 <= GasBaseShape.E) return;
            GasLine gasLine = new GasLine(x1, y1, x2, y2);

            Lines.Add(gasLine);
            gasLine.Tag = sx1 + "," + sy1 + "," + sx2 + "," + sy2;
            if (x1 > MaxX)
            {
                MaxX = x1;
            }
            if (x1 < MinX)
            {
                MinX = x1;
            }
            if (x2 > MaxX)
            {
                MaxX = x2;
            }
            if (x2 < MinX)
            {
                MinX = x2;
            }
            if (y1 > MaxY)
            {
                MaxY = y1;
            }
            if (y1 < MinY)
            {
                MinY = y1;
            }
            if (y2 > MaxY)
            {
                MaxY = y2;
            }
            if (y2 < MinY)
            {
                MinY = y2;
            }
        }
        #endregion

        #region netDxf 读取dxf格式信息
        private void NetDxfDocument(string filename)
        {
            using (FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read))
            {
                // 使用 Stream 参数加载 DXF 文件
                DxfDocument dxf = DxfDocument.Load(filename);
                if (dxf != null)
                {
                    RecognizeGasFunnel(dxf);

                }
            }

        }
        #endregion

    }
    class DxfRecord
    {
        public int Code { get; set; }
        public string Value { get; set; }
    }


}