public void CreateDimension()
{
// 创建要标注的图形---------------------------------------------
ModelSpace.AddLine(new Point3d(30, 20, 0), new Point3d(120, 20, 0));
ModelSpace.AddLine(new Point3d(120, 20, 0), new Point3d(120, 40, 0));
ModelSpace.AddLine(new Point3d(120, 40, 0), new Point3d(90, 80, 0));
ModelSpace.AddLine(new Point3d(90, 80, 0), new Point3d(30, 80, 0));
ModelSpace.AddArc(new Point3d(30, 50, 0), 30, ModelSpace.Rad2Ang(90), ModelSpace.Rad2Ang(270));
ModelSpace.AddCircle(new Point3d(30, 50, 0), 15);
ModelSpace.AddCircle(new Point3d(70, 50, 0), 10);
// 得到当前标注样式---------------------------------------------
Database db = HostApplicationServices.WorkingDatabase;
ObjectId curDimstyle = db.Dimstyle;
Point3dCollection pts = new Point3dCollection();
pts.Add(new Point3d(90, 70, 0));
pts.Add(new Point3d(110, 80, 0));
pts.Add(new Point3d(120, 80, 0));
ModelSpace.AddLeader(pts, false);
// 添加引线标注的文字.
ModelSpace.AddMtext(new Point3d(120, 80, 0), "{\\L引线标注示例\\l}", curDimstyle, AttachmentPoint.BottomLeft, 2.5, 0);
Point3dCollection ptss = new Point3dCollection();
ptss.Add(new Point3d(70, 80, 0));
ptss.Add(new Point3d(70, 100, 0));
ptss.Add(new Point3d(80, 100, 0));
ModelSpace.AddLeader(ptss, false);
}
public void SelectNotePosition()
{
Database db = HostApplicationServices.WorkingDatabase;
//获得标注样式
ObjectId curDimstyle = db.Dimstyle;
Editor ed = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;
PromptPointOptions optPointA = new PromptPointOptions("\n请输入标注对象的点");
optPointA.AllowNone = true;
PromptPointResult resPointA = ed.GetPoint(optPointA);
Point3d ptStart = resPointA.Value;
PromptPointOptions optPointB = new PromptPointOptions("\n请输入下一个点");
optPointB.AllowNone = true;
PromptPointResult resPointB = ed.GetPoint(optPointB);
Point3d ptEnd = resPointB.Value;
Point3d pt1 = new Point3d(ptStart[0], ptStart[1], 0);
Point3d pt2 = new Point3d(ptEnd[0], ptEnd[1], 0);
//直线
//Line NoteLine = new Line(pt1, pt2);
//Helper.AddToModelSpace(NoteLine, db);
//标注
Point3dCollection ptss = new Point3dCollection();
ptss.Add(pt1);
ptss.Add(pt2);
ModelSpace.AddLeader(ptss, false);
//标注内容
ModelSpace.AddMtext(pt2, "{\\L引线标注示例\\l}", curDimstyle, AttachmentPoint.BottomLeft, 2.5, 0);
}
public void GetInformation()
{
Editor ed = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;
Database db = HostApplicationServices.WorkingDatabase;
//获得标注样式
ObjectId curDimstyle = db.Dimstyle;
using (Transaction trans = db.TransactionManager.StartTransaction())
{
//下面的操作用来选择实体来显示它的扩展数据
PromptEntityOptions opt = new PromptEntityOptions("请选择实体来显示它的扩展数据");
PromptEntityResult res = ed.GetEntity(opt);
if (res.Status != PromptStatus.OK)
{
return;
}
Entity ent = (Entity)trans.GetObject(res.ObjectId, OpenMode.ForRead);
//判断实体的类型 点 线 面
//点
if (ent.GetType().Name.ToString() == "DBPoint")
{
DBPoint Selectent = (DBPoint)trans.GetObject(res.ObjectId, OpenMode.ForWrite);
//位置
Point3d position = Selectent.Position;
double x = position.X;
double y = position.Y;
double z = position.Z;
//厚度
double thickness = Selectent.Thickness;
//扩展数据
ResultBuffer xdata = Selectent.XData;
if (xdata != null)
{
foreach (TypedValue entXData in xdata)
{
ed.WriteMessage(string.Format("\n扩展数据 类型代码={0},数据值={1}", entXData.TypeCode, entXData.Value));
}
}
ed.WriteMessage(string.Format("\n 点的X坐标={0}", x.ToString()));
ed.WriteMessage(string.Format("\n 点的Y坐标={0}", y.ToString()));
ed.WriteMessage(string.Format("\n 点的Z坐标={0}", z.ToString()));
}
//直线
if (ent.GetType().Name.ToString() == "Line")
{
Line Selectent = (Line)trans.GetObject(res.ObjectId, OpenMode.ForWrite);
//起点
Point3d start = Selectent.StartPoint;
//终点
Point3d end = Selectent.EndPoint;
//线段的中点位置
Point3d midpoint = new Point3d((start.X + end.X) / 2, (start.Y + end.Y) / 2, 0);
double sx = start.X;
double sy = start.Y;
double ex = end.X;
double ey = end.Y;
//扩展数据
ResultBuffer xdata = Selectent.XData;
if (xdata != null)
{
foreach (TypedValue entXData in xdata)
{
ed.WriteMessage(string.Format("\n扩展数据 类型代码={0},数据值={1}", entXData.TypeCode, entXData.Value));
}
}
ed.WriteMessage(string.Format("\n 直线起点X坐标={0}", sx.ToString()));
ed.WriteMessage(string.Format("\n 直线起点Y坐标={0}", sy.ToString()));
ed.WriteMessage(string.Format("\n 直线终点X坐标={0}", ex.ToString()));
ed.WriteMessage(string.Format("\n 直线终点Y坐标={0}", ey.ToString()));
PromptPointOptions optPointB = new PromptPointOptions("\n请输入标注终点位置:");
optPointB.AllowNone = true;
PromptPointResult resPointB = ed.GetPoint(optPointB);
Point3d ptEnd = resPointB.Value;
Point3d pt1 = new Point3d(midpoint[0], midpoint[1], 0);
Point3d pt2 = new Point3d(ptEnd[0], ptEnd[1], 0);
//标注
Point3dCollection ptss = new Point3dCollection();
ptss.Add(pt1);
ptss.Add(pt2);
ModelSpace.AddLeader(ptss, false);
//标注内容
ModelSpace.AddMtext(pt1, "{\\L引线标注示例\\l}", curDimstyle, AttachmentPoint.BottomLeft, 2.5, 0);
}
//多段线
if (ent.GetType().Name.ToString() == "Polyline")
{
Polyline Selectent = (Polyline)trans.GetObject(res.ObjectId, OpenMode.ForWrite);
//面积
double area = Selectent.Area;
//长度
double length = Selectent.Length;
Point3d startpoint = Selectent.StartPoint;
double startpointx = startpoint.X;
double startpointy = startpoint.Y;
bool closed = Selectent.Closed;
//多段线闭合 围成了面积
if (closed == true)
{
ed.WriteMessage(string.Format("多段线闭合: YES"));
ed.WriteMessage(string.Format("\n 顶点X坐标={0}", startpointx.ToString()));
ed.WriteMessage(string.Format("\n 顶点Y坐标={0}", startpointy.ToString()));
ed.WriteMessage(string.Format("\n 多段线面积={0}", area.ToString()));
ed.WriteMessage(string.Format("\n 多段线长度={0}", length.ToString()));
//扩展数据
ResultBuffer xdata = Selectent.XData;
if (xdata != null)
{
foreach (TypedValue entXData in xdata)
{
ed.WriteMessage(string.Format("\n扩展数据 类型代码={0},数据值={1}", entXData.TypeCode, entXData.Value));
}
}
}
else
{
ed.WriteMessage(string.Format("多段线闭合: NO 无法围成面"));
return;
}
}
}
}
