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zhf7878 ·¢±íÓÚ 2004-8-6 11:15:00

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 ´ó¼ÒºÃ£¡½ñÌì½²µÄÄÚÈÝÊÇ¶à¶ÎÏß¡£ÔÚAutoCAD 2005.NET APIÖÐ£¬ÓÐ3¸ö±íÊ¾¶à¶ÎÏßµÄÀà£¬¼´Polyline¡¢Polyline2d¡¢Polyline3d£¬Èç¹û°´ÕÕ×ÖÃæÒâË¼£¬ÄÇÓ¦¸ÃÊÇPolyline2d±íÊ¾VBAÖÐµÄLightWeightPolyline£¨ÇáÁ¿¶àÏß¶Î£©£¬¶øPolyline3dÔòÓ¦¸Ã±íÊ¾ÈýÎ¬¶àÏß¶Î¡£µ«ÁîÈË¸Ðµ½À§»óµÄÊÇÊµ¼ÊÉÏÔÚAutoCAD 2005.NET APIÖÐ£¬ÓÉPolyline2dºÍPolyline3d´´½¨µÄ¶¼ÊÇÈýÎ¬¶àÏß¶Î£¬¶øPolyline²Å»á´´½¨ÇáÁ¿¶àÏß¶Î£¨²»ÖªÊÇ·ñÊÇÒ»¸öbug?!£©¡£»ùÓÚÕâÖÖÇé¿ö£¬ÎÒ»á²ÉÓÃPolylineÀ´±íÊ¾ÇáÁ¿¶àÏß¶Î£¬¶øÓÃPolyline3dÀ´±íÊ¾ÈýÎ¬¶àÏß¶Î¡£¶ÔÓÚÔÚ³ÌÐòÖÐ¼ÓÈëÏàÓ¦µÄÃüÃû¿Õ¼äºÍÒ»Ð©Ç°ÆÚµÄ×¼±¸¹¤×÷£¬Çë´ó¼Ò²Î¿¼¡°ÀûÓÃAutoCAD 2005.NET API½øÐÐAutoCADµÄ¶þ´Î¿ª·¢£¨Ò»£©¡±¡£²»ÒªÔÙÁíÍâ´´½¨ÐÂµÄ¹¤³Ì£¬Ö±½ÓÔÚ¡°ÀûÓÃAutoCAD 2005.NET API½øÐÐAutoCADµÄ¶þ´Î¿ª·¢£¨Ò»£©¡± ´´½¨µÄ¹¤³ÌÖÐ¼ÓÈëÏàÓ¦µÄº¯Êý£¬ÕâÑù¿ÉÒÔ´´½¨Ò»¸ö×Ô¼ºµÄµ×²ãº¯Êý¿â¡£ÏÂÃæÊÇ±à³ÌµÄ¾ßÌå²½Öè£º

(1) ´´½¨ÇáÁ¿¶àÏß¶ÎµÄ»ù×¼º¯Êý£¨AddLWPolyline£©¡£ÆäÊµÏÖµÄ²½ÖèÈçÏÂ£º

public Polyline AddLWPolyline(Point2dCollection ptArr, double width)

 {

 Polyline pline = new Polyline();//ÉùÃ÷Ò»Polyline¶ÔÏó

 try

 {

 Initialize();//Ïà¹ØµÄ³õÊ¼»¯¹¤×÷

 for (int i = 0; i < ptArr.Count; i++)

 {

pline.AddVertexAt(i, ptArr, 0, width, width);

//¼ÓÈë×é³É¶àÏß¶ÎµÄµã

 }

 AddEntity(pline);//×Ô¶¨Òåº¯Êý£¬ÓÃÓÚ¼ÓÈëÉú³ÉµÄPolyline

 }

 finally

 {

 DisposeAll();

 }

return pline;

 £ý

 ³ÌÐòÖÐµÄ×Ô¶¨Òåº¯ÊýAddEntityµÄ´úÂëÈçÏÂ£º

 public void AddEntity(Entity entity)

 {

 btr.AppendEntity(entity);

 tm.AddNewlyCreatedDBObject(entity, true);

 myT.Commit();

 }

 Õâ¸öº¯ÊýµÄ×÷ÓÃÊÇ¼ò»¯¼ÓÈëÏà¹Ø¶ÔÏóµÄ¹ý³Ì¡£

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 public Polyline AddLWPolyline(Point2d ptStart, Point2d ptEnd, double width)

 {

 Polyline pline;

 Point2dCollection ptArr = new Point2dCollection(); ;

 ptArr.Add(ptStart);

 ptArr.Add(ptEnd);

 pline = AddLWPolyline(ptArr, width);

 return pline;

 }

(3) ´´½¨ÈýÎ¬¶àÏß¶ÎµÄ»ù×¼º¯Êý£¨AddPolyline£©¡£

public Polyline3d AddPolyline(Point3dCollection ptArr)

 {

 Polyline3d pline;

 try

 {

 Initialize();

 pline = new Polyline3d(Poly3dType.SimplePoly, ptArr, false);

 AddEntity(pline);

 }

 finally

 {

 DisposeAll();

 }

 return pline;

 }

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public Polyline3d AddPolyline(Point3d pt1, Point3d pt2)

 {

 Polyline3d pline;

 Point3dCollection ptArr = new Point3dCollection();

 ptArr.Add(pt1);

 ptArr.Add(pt2);

 pline = AddPolyline(ptArr);

 return pline;

 }

(6)´´½¨Õý¶à±ßÐÎ¡£ÊäÈëµÄ²ÎÊýÊÇÖÐÐÄ¡¢±ßÊý¡¢Íâ½ÓÔ²°ë¾¶¡¢¿í¶ÈºÍÐý×ª½Ç¶È¡£

public Polyline AddPolygon(Point2d center, int number, double radius, double width, double angle)

 {

 Polyline pline;

 Point2dCollection ptArr = new Point2dCollection();

 double ang;

 ang = 2 * Math.PI / number;

 Point2d pt2d = new Point2d();

 for (int i = 0; i <=number; i++)

 {

 pt2d.X = center.X + radius * Math.Cos(i * ang);

 pt2d.Y = center.Y + radius * Math.Sin(i * ang);

 ptArr.Add(pt2d);

 }

 pline = AddLWPolyline(ptArr, width);

 return pline;

 }

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public Polyline AddRectangle(Point2d pt1, Point2d pt2, double width)

 {

 Polyline pline;

 Point2dCollection ptArr = new Point2dCollection();

 Point2d pt3 = new Point2d(pt2.X,pt1.Y);

 Point2d pt4 = new Point2d(pt1.X, pt2.Y);

 ptArr.Add(pt1);

 ptArr.Add(pt3);

 ptArr.Add(pt2);

 ptArr.Add(pt4);

 ptArr.Add(pt1);

 pline = AddLWPolyline(ptArr, width);

 return pline;

 }

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 <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p>

#region Using directives

 <o:p></o:p>

using System;

using Autodesk.AutoCAD.ApplicationServices;

using Autodesk.AutoCAD.DatabaseServices;

using Autodesk.AutoCAD.Geometry;

using Autodesk.AutoCAD.Runtime;

using ZHFArxLibrary;

 <o:p></o:p>

#endregion

 <o:p></o:p>

namespace Polylines

{

 public class Class1

 {

 public Class1()

 {

 <o:p></o:p>

 }

 

 public static void AddPolyLine()

 {

 Arx arx = new Arx();

 Point2dCollection ptArr1 = new Point2dCollection();

 ptArr1.Add(new Point2d(0, 0));

 ptArr1.Add(new Point2d(60, 0));

 ptArr1.Add(new Point2d(60, 40));

 ptArr1.Add(new Point2d(0, 60));

 arx.AddLWPolyline(ptArr1, 0.2);

 Point3dCollection ptArr2 = new Point3dCollection();

 ptArr2.Add(new Point3d(100, 0, 0));

 ptArr2.Add(new Point3d(160, 0, 0));

 ptArr2.Add(new Point3d(160, 40, 0));

 arx.AddPolyLine(ptArr2);

 arx.AddLWPolyline(new Point2d(100, 100), new Point2d(150, 100), 0);

 arx.AddPolyLine(new Point3d(150, 100, 0), new Point3d(200, 100, 0));

 arx.AddPolygon(new Point2d(30, 130), 6, 30, 0, 0);

 arx.AddRectangle(new Point2d(100, 100), new Point2d(170, 140),0);

 

 }

 }

}

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