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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using GeoSigmaDrawLib;
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using NetTopologySuite.Geometries;
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using FortAnalysis;
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using SigmaDrawerElement;
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using System.IO;
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using NetTopologySuite;
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using Clipper2Lib;
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using System.Drawing;
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using GeoSigma.SigmaDrawerStyle;
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namespace FortAnalyzeLib
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{
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public class FortAnalyze
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{
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private GeometryFactory gf = null;
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int splitNum = 30;
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public FortAnalyze()
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{
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const int srid = 25832;
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this.gf = NtsGeometryServices.Instance.CreateGeometryFactory(srid);
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}
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public bool ExcuteAnalyze(string inputFile, string faultLayer, string outputFile = null)
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{
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DrawerData drawerSource = new DrawerData();
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if (drawerSource.OpenFile(inputFile) == false)
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{
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return false;
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}
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string strData = string.Empty;
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int nCount = drawerSource.LayerGetCurves(faultLayer, ref strData);
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if (nCount <= 0)
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{
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return false;
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}
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// 原始多边形区域
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List<Polygon> lstSourceLine = new List<Polygon>();
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List<LineString[]> lstSourceSplit = new List<LineString[]>();
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List<LineString[]> lstSourceSplitCenter = new List<LineString[]>();
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// 区域最小外接矩形
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List<Vector2[]> lstRect = new List<Vector2[]>();
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DrawerElementHelp elementHelp = new DrawerElementHelp();
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List<DrawerElementProperty> propertys = elementHelp.DeserializeList(strData);
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foreach (DrawerElementProperty property in propertys)
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{
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DrawerPline pLine = property.Element as DrawerPline;
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List<Vector2> lstPoint = CreatePoints(pLine.Coordinate);
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lstSourceLine.Add(CreatePolygon(pLine.Coordinate));
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Vector2[] rect = RotatingCalipers2.getMinimumBoundingRectangle(lstPoint);
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lstRect.Add(rect);
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//lstRect.Add(CreateDrawerLine(rect));
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}
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// 将原始断裂带三等分
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for (int m = 0; m < lstRect.Count; m++)
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{
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PathD pathStart = new PathD();
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PathD pathMiddle1 = new PathD();
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PathD pathMiddle2 = new PathD();
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PathD pathEnd = new PathD();
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Vector2[] rect = lstRect[m];
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Polygon plySource = lstSourceLine[m];
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PathsD pathsSource = new PathsD();
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PathD pathSource = new PathD();
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foreach (Coordinate coor in plySource.Coordinates)
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{
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pathSource.Add(new Clipper2Lib.PointD(coor.X, coor.Y));
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}
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pathsSource.Add(pathSource);
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//LinearRing[] rectParts = new LinearRing[3];
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// 定义矩形的四个顶点
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Coordinate p1 = new Coordinate(rect[0].X, rect[0].Y);
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Coordinate p2 = new Coordinate(rect[1].X, rect[1].Y);
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Coordinate p3 = new Coordinate(rect[2].X, rect[2].Y);
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Coordinate p4 = new Coordinate(rect[3].X, rect[3].Y);
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// 计算长边的长度
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double length1 = p1.Distance(p2);
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double length2 = p2.Distance(p3);
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Coordinate pStart1 = p1;
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Coordinate pEnd1 = p2;
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Coordinate pStart2 = p4;
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Coordinate pEnd2 = p3;
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// 确定长边的两个顶点
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if (length1 < length2)
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{
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pStart1 = p2;
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pEnd1 = p3;
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pStart2 = p1;
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pEnd2 = p4;
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}
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LineSegment seg1 = new LineSegment(pStart1, pEnd1);
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LineSegment seg2 = new LineSegment(pStart2, pEnd2);
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for (int i = 0; i < splitNum - 1; i++)
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{
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Coordinate cooFraction1 = seg1.PointAlong((i + 1) / (double)splitNum);
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Coordinate cooFraction2 = seg2.PointAlong((i + 1) / (double)splitNum);
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PathsD clipPaths = new PathsD();
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PathD clipLine = new PathD();
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clipLine.Add(new Clipper2Lib.PointD(cooFraction1.X, cooFraction1.Y));
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clipLine.Add(new Clipper2Lib.PointD(cooFraction2.X, cooFraction2.Y));
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clipPaths.Add(clipLine);
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LineSegment segCross = CaculateCross(plySource
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, new LineSegment(cooFraction1, cooFraction2));
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pathStart.Add(new Clipper2Lib.PointD(segCross.P0.X, segCross.P0.Y));
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pathEnd.Add(new Clipper2Lib.PointD(segCross.P1.X, segCross.P1.Y));
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}
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// 生成分割线
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for (int i = 0; i < pathStart.Count; i++)
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{
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LineSegment segCross = new LineSegment(new Coordinate(pathStart[i].x, pathStart[i].y)
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, new Coordinate(pathEnd[i].x, pathEnd[i].y));
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Coordinate coor1 = segCross.PointAlong(1 / 3.0f);
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Coordinate coor2 = segCross.PointAlong(2 / 3.0f);
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pathMiddle1.Add(new Clipper2Lib.PointD(coor1.X, coor1.Y));
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pathMiddle2.Add(new Clipper2Lib.PointD(coor2.X, coor2.Y));
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}
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// 生成三个区域
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LineString[] polySplit = new LineString[3];
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LineString[] polySplitCenter = new LineString[3];
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List<Coordinate> lstCoor1 = new List<Coordinate>();
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for (int i = 0; i < pathStart.Count; i++)
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{
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lstCoor1.Add(new Coordinate(pathStart[i].x, pathStart[i].y));
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}
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for (int i = pathMiddle1.Count - 1; i >= 0; i--)
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{
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lstCoor1.Add(new Coordinate(pathMiddle1[i].x, pathMiddle1[i].y));
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}
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polySplit[0] = gf.CreateLineString(lstCoor1.ToArray());
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// 生成中心线
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List<Coordinate> lstCenter1 = new List<Coordinate>();
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for (int i = 0; i < pathStart.Count; i++)
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{
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LineSegment sg = new LineSegment(new Coordinate(pathStart[i].x, pathStart[i].y)
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, new Coordinate(pathMiddle1[i].x, pathMiddle1[i].y));
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lstCenter1.Add(sg.PointAlong(0.5));
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}
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polySplitCenter[0] = gf.CreateLineString(lstCenter1.ToArray());
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List<Coordinate> lstCoor2 = new List<Coordinate>();
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for (int i = 0; i < pathMiddle1.Count; i++)
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{
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lstCoor2.Add(new Coordinate(pathMiddle1[i].x, pathMiddle1[i].y));
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}
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for (int i = pathMiddle2.Count - 1; i >= 0; i--)
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{
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lstCoor2.Add(new Coordinate(pathMiddle2[i].x, pathMiddle2[i].y));
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}
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polySplit[1] = gf.CreateLineString(lstCoor2.ToArray());
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// 生成中心线
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List<Coordinate> lstCenter2 = new List<Coordinate>();
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for (int i = 0; i < pathMiddle1.Count; i++)
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{
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LineSegment sg = new LineSegment(new Coordinate(pathMiddle1[i].x, pathMiddle1[i].y)
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, new Coordinate(pathMiddle2[i].x, pathMiddle2[i].y));
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lstCenter2.Add(sg.PointAlong(0.5));
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}
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polySplitCenter[1] = gf.CreateLineString(lstCenter2.ToArray());
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List<Coordinate> lstCoor3 = new List<Coordinate>();
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for (int i = 0; i < pathMiddle2.Count; i++)
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{
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lstCoor3.Add(new Coordinate(pathMiddle2[i].x, pathMiddle2[i].y));
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}
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for (int i = pathEnd.Count - 1; i >= 0; i--)
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{
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lstCoor3.Add(new Coordinate(pathEnd[i].x, pathEnd[i].y));
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}
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polySplit[2] = gf.CreateLineString(lstCoor3.ToArray());
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// 生成中心线
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List<Coordinate> lstCenter3 = new List<Coordinate>();
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for (int i = 0; i < pathMiddle2.Count; i++)
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{
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LineSegment sg = new LineSegment(new Coordinate(pathMiddle2[i].x, pathMiddle2[i].y)
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, new Coordinate(pathEnd[i].x, pathEnd[i].y));
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lstCenter3.Add(sg.PointAlong(0.5));
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}
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polySplitCenter[2] = gf.CreateLineString(lstCenter3.ToArray());
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lstSourceSplit.Add(polySplit);
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lstSourceSplitCenter.Add(polySplitCenter);
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}
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StringBuilder strbOutput = new StringBuilder();
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//strbOutput.AppendLine($"Layer M 外接矩形");
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//foreach (Vector2[] rect in lstRect)
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//{
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// DrawerPline line = CreateDrawerLine(rect);
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// strbOutput.AppendLine(line.ToDfdString());
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//}
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//strbOutput.AppendLine($"Layer M 拆分区域");
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////foreach (Geometry[] splitedSource in lstSplitted)
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//for (int m = 0; m < lstSourceSplit.Count; m++)
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//{
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// LineString[] splitedSource = lstSourceSplit[m];
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// for (int i = 0; i < 3; i++)
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// {
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// LineString geometry = splitedSource[i];
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// DrawerPline line = CreateDrawerLine(geometry);
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// strbOutput.AppendLine(line.ToDfdString());
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// }
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//}
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//drawer.AddBufferData(strbOutput.ToString());
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strbOutput = new StringBuilder();
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// 计算形态
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for (int i = 0; i < lstSourceSplitCenter.Count; i++)
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{
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LineString[] lineCenters = lstSourceSplitCenter[i];
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string strLayer = CaculateFortType(drawerSource, lineCenters);
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strbOutput.AppendLine($"Layer M {strLayer}");
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strbOutput.AppendLine(CreateDrawerLine(lstSourceLine[i]).ToDfdString());
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}
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if(!String.IsNullOrEmpty(outputFile))
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{
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DrawerData drawer = new DrawerData();
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drawer.AddBufferData(strbOutput.ToString());
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SetLayerColor(drawer, "地堑", Color.FromArgb(255, 0, 0));
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SetLayerColor(drawer, "地垒", Color.FromArgb(0, 255, 0));
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SetLayerColor(drawer, "阶地", Color.FromArgb(0, 0, 255));
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drawer.SaveAs(outputFile);
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drawer.Dispose();
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}
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else
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{
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string[] saLayers = new string[] { "地堑", "地垒", "阶地" };
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drawerSource.DeleteLayer(saLayers, true);
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drawerSource.AddBufferData(strbOutput.ToString());
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SetLayerColor(drawerSource, "地堑", Color.FromArgb(255, 0, 0));
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SetLayerColor(drawerSource, "地垒", Color.FromArgb(0, 255, 0));
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SetLayerColor(drawerSource, "阶地", Color.FromArgb(0, 0, 255));
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drawerSource.SaveAs(inputFile);
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}
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drawerSource.Dispose();
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return true;
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}
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private static void SetLayerColor(DrawerData drawer, string layerName, Color color)
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{
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CurveProperty propertyFill = new CurveProperty();
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propertyFill.LineColor = color;
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propertyFill.CurveType = (int)LineType.PLINE_SOLID;
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drawer.CreateLayerCurveStyle(layerName, CurveStyleType.CurveProperties, propertyFill.SerialXml());
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CurveProperty propertyLine = new CurveProperty();
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propertyLine.LineColor = Color.FromArgb(0, 0, 0);
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propertyLine.CurveType = (int)LineType.PLINE_ZERO;
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string strStyleData = propertyLine.SerialXml();
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strStyleData = strStyleData.Replace("true", "1");
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strStyleData = strStyleData.Replace("false", "0");
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drawer.SetLayerHowtoViewCurve(layerName, strStyleData, 1);
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}
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/// <summary>
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/// 判断构造类型
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/// </summary>
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/// <param name="drawerSource"></param>
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/// <param name="geometries"></param>
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/// <returns></returns>
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private string CaculateFortType(DrawerData drawerSource, Geometry[] geometries)
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{
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List<FortType> fortsDL = new List<FortType>();
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//List<FortType> fortsDQ = new List<FortType>();
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//List<FortType> fortsJD = new List<FortType>();
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Coordinate[] coors1 = geometries[0].Coordinates;
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Coordinate[] coors2 = geometries[1].Coordinates;
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Coordinate[] coors3 = geometries[2].Coordinates;
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for (int i = 0; i < coors1.Length; i++)
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{
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double dZ1 = drawerSource.MeshGetZ(coors1[i].X, coors1[i].Y);
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double dZ2 = drawerSource.MeshGetZ(coors2[i].X, coors2[i].Y);
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double dZ3 = drawerSource.MeshGetZ(coors3[i].X, coors3[i].Y);
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if (dZ1 < -1E30 || dZ2 < -1E30 || dZ3 < -1E30)
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{
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continue;
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}
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if (dZ2 > dZ1 && dZ2 > dZ3)
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{
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fortsDL.Add(FortType.地垒);
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}
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else if (dZ2 < dZ1 && dZ2 < dZ3)
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{
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fortsDL.Add(FortType.地堑);
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}
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else
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{
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fortsDL.Add(FortType.阶地);
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}
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}
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int nCountDL = fortsDL.Count(it => it == FortType.地垒);
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int nCountDQ = fortsDL.Count(it => it == FortType.地堑);
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int nCountJD = fortsDL.Count(it => it == FortType.阶地);
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int nCountMax = Math.Max(Math.Max(nCountDL, nCountDQ), nCountJD);
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if (nCountDL == nCountMax)
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{
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|
|
return $"{FortType.地垒}";
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}
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|
else if (nCountDQ == nCountMax)
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|
{
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|
|
return $"{FortType.地堑}";
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|
}
|
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|
else
|
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|
|
{
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|
|
return $"{FortType.阶地}";
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|
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}
|
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|
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}
|
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|
/// <summary>
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|
|
/// 计算线段与多边形相交形成的线段
|
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|
|
/// </summary>
|
|
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|
|
/// <param name="polygon"></param>
|
|
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|
|
/// <param name="segClip"></param>
|
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|
|
|
|
/// <returns></returns>
|
|
|
|
|
|
private LineSegment CaculateCross(Polygon polygon, LineSegment segClip)
|
|
|
|
|
|
{
|
|
|
|
|
|
int nLen = polygon.Coordinates.Length;
|
|
|
|
|
|
List<Coordinate> lstCross = new List<Coordinate>();
|
|
|
|
|
|
for (int i = 0; i < nLen - 1; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
LineSegment seg = new LineSegment(polygon.Coordinates[i], polygon.Coordinates[i + 1]);
|
|
|
|
|
|
Coordinate coor = seg.Intersection(segClip);
|
|
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|
|
if (coor != null)
|
|
|
|
|
|
{
|
|
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|
|
lstCross.Add(coor);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
if (lstCross.Count < 2)
|
|
|
|
|
|
{
|
|
|
|
|
|
lstCross.Clear();
|
|
|
|
|
|
for (int i = 0; i < nLen - 1; i++)
|
|
|
|
|
|
{
|
|
|
|
|
|
LineSegment seg = new LineSegment(polygon.Coordinates[i], polygon.Coordinates[i + 1]);
|
|
|
|
|
|
Coordinate coor = seg.Intersection(segClip);
|
|
|
|
|
|
if (coor != null)
|
|
|
|
|
|
{
|
|
|
|
|
|
lstCross.Add(coor);
|
|
|
|
|
|
}
|
|
|
|
|
|
else
|
|
|
|
|
|
{
|
|
|
|
|
|
if (gf.CreatePoint(segClip.P0).Distance(
|
|
|
|
|
|
gf.CreateLineString(new Coordinate[] { seg.P0, seg.P1 })) < 0.1)
|
|
|
|
|
|
{
|
|
|
|
|
|
lstCross.Add(segClip.P0);
|
|
|
|
|
|
}
|
|
|
|
|
|
if (gf.CreatePoint(segClip.P1).Distance(
|
|
|
|
|
|
gf.CreateLineString(new Coordinate[] { seg.P0, seg.P1 })) < 0.1)
|
|
|
|
|
|
{
|
|
|
|
|
|
lstCross.Add(segClip.P1);
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
if (lstCross.Count < 2)
|
|
|
|
|
|
{
|
|
|
|
|
|
return null;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
lstCross.Sort((a, b) => { return a.Distance(segClip.P0).CompareTo(b.Distance(segClip.P0)); });
|
|
|
|
|
|
|
|
|
|
|
|
return new LineSegment(lstCross[0], lstCross[1]);
|
|
|
|
|
|
}
|
|
|
|
|
|
private List<Vector2> CreatePoints(string data)
|
|
|
|
|
|
{
|
|
|
|
|
|
List<Vector2> lstPt = new List<Vector2>();
|
|
|
|
|
|
TextReader tr = new StringReader(data);
|
|
|
|
|
|
string strLine = string.Empty;
|
|
|
|
|
|
while ((strLine = tr.ReadLine()) != null)
|
|
|
|
|
|
{
|
|
|
|
|
|
string[] saCoor = strLine.Split(',');
|
|
|
|
|
|
lstPt.Add(new Vector2(Convert.ToDouble(saCoor[0]), Convert.ToDouble(saCoor[1])));
|
|
|
|
|
|
}
|
|
|
|
|
|
return lstPt;
|
|
|
|
|
|
}
|
|
|
|
|
|
private Polygon CreatePolygon(string data)
|
|
|
|
|
|
{
|
|
|
|
|
|
List<Coordinate> lstPt = new List<Coordinate>();
|
|
|
|
|
|
TextReader tr = new StringReader(data);
|
|
|
|
|
|
string strLine = string.Empty;
|
|
|
|
|
|
while ((strLine = tr.ReadLine()) != null)
|
|
|
|
|
|
{
|
|
|
|
|
|
string[] saCoor = strLine.Split(',');
|
|
|
|
|
|
lstPt.Add(new Coordinate(Convert.ToDouble(saCoor[0]), Convert.ToDouble(saCoor[1])));
|
|
|
|
|
|
}
|
|
|
|
|
|
if (lstPt[0] != lstPt[lstPt.Count - 1])
|
|
|
|
|
|
{
|
|
|
|
|
|
lstPt.Add(lstPt[0].Copy());
|
|
|
|
|
|
}
|
|
|
|
|
|
return gf.CreatePolygon(lstPt.ToArray());
|
|
|
|
|
|
}
|
|
|
|
|
|
private DrawerPline CreateDrawerLine(Geometry points)
|
|
|
|
|
|
{
|
|
|
|
|
|
StringBuilder strbData = new StringBuilder();
|
|
|
|
|
|
foreach (Coordinate pt in points.Coordinates)
|
|
|
|
|
|
{
|
|
|
|
|
|
strbData.AppendLine($"{pt.X},{pt.Y}");
|
|
|
|
|
|
}
|
|
|
|
|
|
strbData.AppendLine();
|
|
|
|
|
|
DrawerPline pline = new DrawerPline();
|
|
|
|
|
|
pline.Coordinate = strbData.ToString();
|
|
|
|
|
|
pline.Layer = "外接矩形";
|
|
|
|
|
|
|
|
|
|
|
|
return pline;
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
enum FortType
|
|
|
|
|
|
{
|
|
|
|
|
|
地垒 = 1,
|
|
|
|
|
|
地堑 = 2,
|
|
|
|
|
|
阶地 = 3,
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
