读取DWG文件中的文本信息(CAD2004)
还是那句话,工作需要,不然是不会研究这个的.也许有的人会遇到跟我一样的问题,有兴趣看看,可以节约点时间.运行时要引用CAD2004的COM,这种读取文本的方式并不好,需要机器上装有AUTOCAD2004,而且针对不同的版本,程序可能要进行修改,如果有朋友能有比较好的解决方法,或者第三方控件,欢迎联系.下面将代码贴上:
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.IO;
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namespace AutoCADFilter
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{
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public class Filter
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{
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public Filter()
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{
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}
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/// <summary>
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/// 读取dwg文件中的文本信息
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/// </summary>
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/// <remarks>读取dwg文件中的文本信息</remarks>
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/// <returns>文本内容</returns>
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private string ReadDwg(string path)
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{
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string content = "";
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string filename = "";
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FileInfo finfo = new FileInfo(path);
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filename = finfo.Name;
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AutoCAD.AcadApplication ap = new AutoCAD.AcadApplication();
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lock (ap)
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{
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try
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{
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AutoCAD.AcadDocument ad = ap.Documents.Open(path,true, null);
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for (int i = 0; i < ad.ModelSpace.Count; i++)
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{
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if (ad.ModelSpace.Item(i).ObjectName.ToLower().Equals("acdbmtext"))
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{
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AutoCAD.IAcadMText im = (AutoCAD.IAcadMText)ad.ModelSpace.Item(i);
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content += im.TextString;
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}
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else if (ad.ModelSpace.Item(i).ObjectName.ToLower().Equals("acdbtext"))
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{
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AutoCAD.IAcadText im = (AutoCAD.IAcadText)ad.ModelSpace.Item(i);
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content += im.TextString;
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}
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}
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ad.Close(false, filename);
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}
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finally
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{
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ap.Quit();
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}
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}
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return content;
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}
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public string Parse(string path)
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{
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return ReadDwg(path);
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}
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}
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}
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