395 lines
11 KiB
C#
395 lines
11 KiB
C#
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using Autodesk.AutoCAD;
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using Autodesk.AutoCAD.Interop;
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using Autodesk.AutoCAD.Interop.Common;
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//using Autodesk.AutoCAD;
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//using Autodesk.AutoCAD.Interop;
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//using Autodesk.AutoCAD.Interop.Common;
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using Microsoft.Win32;
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using System;
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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namespace MetroGauges.General
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{
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public class CadHelper
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{
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private static WpfCadTool frm;
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//"Autodesk.AutoCAD.17" stands for AutoCAD 2007-2009
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//"Autodesk.AutoCAD.18" stands for AutoCAD 2010-2012
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//"Autodesk.AutoCAD.19" stands for AutoCAD 2013-2014
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//"Autodesk.AutoCAD.20" stands for AutoCAD 2015-2016
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//"Autodesk.AutoCAD.21" stands for AutoCAD 2017
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const string _autocadClassId = "AutoCAD.Application.19";
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public const int RED = 0X0A;
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public const int GREEN = 0X0B;
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public const int BLUE = 0X0C;
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public const int YELLOW = 0X0D;
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public const int CYAN = 0X0E;
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public static WpfCadTool CadTool
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{
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get
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{
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if (frm == null)
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{
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frm = new WpfCadTool();
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}
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return frm;
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}
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}
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/// <summary>
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/// 在现有的cad绘图界面画图
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/// </summary>
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public CadHelper()
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{
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initCad();
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}
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/// <summary>
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/// 新建一个名为name的绘图界面绘图
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/// </summary>
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/// <param name="name">绘图界面名字</param>
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public CadHelper(string name)
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{
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initCad();
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AddNewGraph(name);
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}
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private void AddNewGraph(string name)
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{
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if (!IsCadRunning())
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{
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return;
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}
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AcadApplication CadApp = _application;
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CadApp.Documents.Add(name);
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}
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public void ZoomAll()
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{
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AcadApplication CadApp = _application;
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CadApp.Visible = true;
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CadApp.ZoomAll();
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}
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public bool AddLayer(string name, int color)
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{
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if (!IsCadRunning())
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{
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return false;
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}
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AcadApplication CadApp = _application;
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AcadDocument CadDoc;
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try
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{
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CadDoc = CadApp.ActiveDocument;
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}
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catch (Exception)
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{
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CadApp.Documents.Add();
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}
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AcadLayer newLayer = CadApp.ActiveDocument.Layers.Add(name);
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CadApp.ActiveDocument.ActiveLayer = newLayer;
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switch (color)
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{
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case RED:
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newLayer.color = AcColor.acRed;
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break;
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case GREEN:
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newLayer.color = AcColor.acGreen;
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break;
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case BLUE:
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newLayer.color = AcColor.acBlue;
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break;
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case YELLOW:
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newLayer.color = AcColor.acYellow;
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break;
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case CYAN:
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newLayer.color = AcColor.acCyan;
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break;
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default:
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newLayer.color = AcColor.acWhite;
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break;
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}
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return true;
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}
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//画线
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public bool DrawLine(double[] startPoint, double[] endPoint)
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{
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if (!IsCadRunning())
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{
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return false;
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}
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if (startPoint == null || startPoint.Length < 2 ||
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endPoint == null || endPoint.Length < 2)
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{
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return false;
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}
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double[] sp = startPoint;
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double[] ep = endPoint;
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if (sp.Length == 2)
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{
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sp = new double[3];
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sp[0] = startPoint[0];
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sp[1] = startPoint[1];
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sp[2] = 0.0;
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}
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if (ep.Length == 2)
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{
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ep = new double[3];
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ep[0] = endPoint[0];
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ep[1] = endPoint[1];
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ep[2] = 0.0;
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}
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AcadApplication CadApp = _application;
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CadApp.ActiveDocument.ModelSpace.AddLine(sp, ep);
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return true;
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}
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//画圆
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public bool DrawCircle(double[] Centre, double Radius)//画圆
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{
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if (!IsCadRunning())
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{
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return false;
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}
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AcadCircle CircleObj;
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double[] C = Centre;
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if (C.Length == 2)
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{
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C = new double[3];
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C[0] = Centre[0];
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C[1] = Centre[1];
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C[2] = 0.0;
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}
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AcadApplication CadApp = _application;
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CircleObj = CadApp.ActiveDocument.ModelSpace.AddCircle(C, Radius);
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return true;
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}
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//画矩形
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public bool DrawRectang(double[] Point0, double[] Point1, double[] Point2, double[] Point3)//画矩形
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{
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if (!IsCadRunning())
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{
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return false;
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}
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double[] P0 = Point0;
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double[] P1 = Point1;
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double[] P2 = Point2;
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double[] P3 = Point3;
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if (P0.Length == 2)
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{
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P0 = new double[3];
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P0[0] = Point0[0];
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P0[1] = Point0[1];
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P0[2] = 0.0;
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}
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if (P1.Length == 2)
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{
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P1 = new double[3];
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P1[0] = Point1[0];
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P1[1] = Point1[1];
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P1[2] = 0.0;
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}
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if (P2.Length == 2)
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{
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P2 = new double[3];
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P2[0] = Point2[0];
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P2[1] = Point2[1];
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P2[2] = 0.0;
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}
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if (P3.Length == 2)
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{
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P3 = new double[3];
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P3[0] = Point3[0];
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P3[1] = Point3[1];
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P3[2] = 0.0;
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}
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AcadApplication CadApp = _application;
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CadApp.ActiveDocument.ModelSpace.AddLine(P0, P1);
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CadApp.ActiveDocument.ModelSpace.AddLine(P1, P2);
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CadApp.ActiveDocument.ModelSpace.AddLine(P2, P3);
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CadApp.ActiveDocument.ModelSpace.AddLine(P3, P0);
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return true;
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}
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public bool DrawText(string text, double[] insertPoint)//坐标点标注
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{
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return DrawText(text, insertPoint, 5.0);
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}
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public bool DrawText(string text, double[] insertPoint, double height)
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{
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if (!IsCadRunning())
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{
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return false;
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}
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if (insertPoint == null || insertPoint.Length < 2)
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{
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return false;
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}
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double[] p = insertPoint;
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if (p.Length == 2)
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{
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p = new double[3];
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p[0] = insertPoint[0];
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p[1] = insertPoint[1];
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p[2] = 0.0;
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}
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AcadApplication CadApp = _application;
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AcadDocument CadDoc;
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try
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{
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CadDoc = CadApp.ActiveDocument;
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}
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catch (Exception)
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{
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CadApp.Documents.Add();
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}
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CadApp.ActiveDocument.ModelSpace.AddText(text, p, height);
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return true;
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}
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private static dynamic _application;
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public bool IsCadRunning()
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{
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if (_application == null)
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{
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return false;
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}
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return true;
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}
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private void GetAutoCAD()
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{
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_application = Marshal.GetActiveObject(_autocadClassId);
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AcadApplication cad = _application as AcadApplication;
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cad.BeginQuit += Cad_BeginQuit;
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}
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private void Cad_BeginQuit(ref bool Cancel)
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{
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frm.Dispatcher.Invoke(new Action(() =>
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{
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frm.Hide();
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}));
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}
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private void StartAutoCad()
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{
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var t = Type.GetTypeFromProgID(_autocadClassId, true);
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// Create a new instance Autocad.
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var obj = Activator.CreateInstance(t, true);
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// No need for casting with dynamics
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_application = obj;
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//_application = new AcadApplication();
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//AcadApplication CadApp = _application;
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//CadApp.Visible = true;
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AcadApplication cad = _application as AcadApplication;
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cad.BeginQuit += Cad_BeginQuit;
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}
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private void initCad()
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{
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try
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{
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initCadWithEx();
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}
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catch (Exception)
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{
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_application = null;
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initCad();
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}
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}
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private void initCadWithEx()
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{
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Console.WriteLine("Loading Autocad: {0}", _autocadClassId);
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if (_application == null)
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{
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try
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{
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GetAutoCAD();
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}
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catch (COMException)//删除ex参数
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{
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try
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{
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StartAutoCad();
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}
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catch (Exception e2x)
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{
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Console.WriteLine(e2x);
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//ThrowComException(ex);
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_application = null;
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex);
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//ThrowComException(ex);
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_application = null;
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}
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}
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}
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public List<string> GetAutoCADLocations()
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//获取系统各CAD版本集合的这个方法摘自才鸟新书里的例子
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{
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//用于存储系统中安装的AutoCAD路径列表
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List<string> locations = new List<string>();
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// 获取HKEY_LOCAL_MACHINE键
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RegistryKey keyLocalMachine = Registry.LocalMachine;
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// 打开AutoCAD所属的注册表键:HKEY_LOCAL_MACHINE\Software\Autodesk\AutoCAD
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RegistryKey keyAutoCAD = keyLocalMachine.OpenSubKey("Software\\Autodesk\\AutoCAD");
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//获得表示系统中安装的各版本的AutoCAD注册表键
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string[] cadVersions = keyAutoCAD.GetSubKeyNames();
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foreach (string cadVersion in cadVersions)
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{
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//打开特定版本的AutoCAD注册表键
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RegistryKey keyCADVersion = keyAutoCAD.OpenSubKey(cadVersion);
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//获取表示各语言版本的AutoCAD注册表键值
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string[] cadNames = keyCADVersion.GetSubKeyNames();
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foreach (string cadName in cadNames)
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{
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if (cadName.EndsWith("804"))//中文版本
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{
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//打开中文版本的AutoCAD所属的注册表键
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RegistryKey keyCADName = keyCADVersion.OpenSubKey(cadName);
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//获取AutoCAD的安装路径
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string location = keyCADName.GetValue("Location").ToString();
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locations.Add(location);//将路径添加到列表中
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}
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}
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}
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return locations;//返回系统中安装的AutoCAD路径列表
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}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|