public void Cmd1()
{
var line = new Line(Point3d.Origin - Vector3d.XAxis + Vector3d.YAxis * 2, Point3d.Origin + Vector3d.XAxis + Vector3d.YAxis * 2);
line.ToSpace();
var db = Application.DocumentManager.MdiActiveDocument.Database;
ObjectId styleId = DBHelper.GetSymbol(db.DimStyleTableId, "LL");
AlignedDimension dimAlign = new AlignedDimension(line.StartPoint, line.EndPoint, Point3d.Origin + Vector3d.YAxis * 1.5, null, styleId);
dimAlign.ToSpace();
}
public void Cmd2()
{
Document doc = Application.DocumentManager.MdiActiveDocument;
Editor ed = doc.Editor;
Autodesk.AutoCAD.DatabaseServices.Polyline pyLine = new Autodesk.AutoCAD.DatabaseServices.Polyline();
var bsPointRes = ed.GetPoint(new PromptPointOptions("\n请输入圆心"));
if (bsPointRes.Status == PromptStatus.OK)
{
pyLine.AddVertexAt(pyLine.NumberOfVertices, new Point2d(bsPointRes.Value.X, bsPointRes.Value.Y), 0, 0, 0);
var jigPtOpts = new JigPromptPointOptions();
var dimAlign = new AlignedDimension();
var donut = new JigHelper();
donut.SetEntities(new Entity[] { pyLine, dimAlign });
for (int i = 1; i < int.MaxValue; i++)
{
donut.PrapareForNextInput(jigPtOpts, "\n请输入下一个点");
donut.SetUpdate(jig =>
{
if (pyLine.NumberOfVertices == i)
{
pyLine.AddVertexAt(pyLine.NumberOfVertices, new Point2d(jig.Point.X, jig.Point.Y), 0, 0, 0);
}
else
{
pyLine.SetPointAt(i, new Point2d(jig.Point.X, jig.Point.Y));
}
Point3d pt1 = pyLine.GetPoint3dAt(i - 1);
Point3d pt2 = pyLine.GetPoint3dAt(i);
var vec3d = pt1 - pt2;
var vec3d2 = vec3d.RotateBy(Math.PI / 2, Vector3d.ZAxis);
Point3d cPoint3d = new Point3d((pt1.X + pt2.X) / 2, (pt1.Y + pt2.Y) / 2, 0);
dimAlign.XLine1Point = pt1;
dimAlign.XLine2Point = pt2;
dimAlign.DimLinePoint = cPoint3d + vec3d2 * 0.5;
dimAlign.DimensionText = null;
dimAlign.DimensionStyle = ObjectId.Null;
});
dimAlign.ToSpace();
dimAlign = new AlignedDimension();
var status = donut.Drag();
if (status == PromptStatus.Cancel)
{
break;
}
else if (status != PromptStatus.OK)
{
return;
}
}
pyLine.ToSpace();
}
}
private void DimToSpace2(List <Point3d> ptArr, List <Dimension> listDim, Point3d pt1, Point3d wrongPt, int indexPt2)
{
RotatedDimension dimOld = null;
RotatedDimension dimOld2 = null;
int indexPt = ptArr.IndexOf(pt1);
Point3d pt3 = Point3d.Origin;
if (indexPt < indexPt2)
{
pt3 = ptArr[Math.Abs((indexPt2 - 1)) % ptArr.Count];
}
else
{
pt3 = ptArr[(indexPt2 + 1) % ptArr.Count];
}
foreach (var d in listDim)
{
if ((d as RotatedDimension) != null)
{
dimOld = d as RotatedDimension;
if ((PtEqual(dimOld.XLine1Point, pt1) && PtEqual(dimOld.XLine2Point, wrongPt)) ||
(PtEqual(dimOld.XLine1Point, wrongPt) && PtEqual(dimOld.XLine2Point, pt1)))
{
dimOld = d as RotatedDimension;
break;
}
else
{
dimOld = null;
}
}
}
foreach (var d in listDim)
{
if ((d as RotatedDimension) != null)
{
dimOld2 = d as RotatedDimension;
if ((PtEqual(dimOld2.XLine1Point, pt3) && PtEqual(dimOld2.XLine2Point, wrongPt)) ||
(PtEqual(dimOld2.XLine1Point, wrongPt) && PtEqual(dimOld2.XLine2Point, pt3)))
{
dimOld2 = d as RotatedDimension;
if (dimOld2 != dimOld)
{
break;
}
else
{
dimOld2 = null;
}
}
else
{
dimOld2 = null;
}
}
}
double dimLen = 20d;
if (null != dimOld)
{
var line = new Line(dimOld.XLine1Point, dimOld.XLine2Point);
var ptDim = dimOld.DimLinePoint;
var ptDim2 = line.GetClosestPointTo(ptDim, true);
var v2 = ptDim - ptDim2;
dimLen = v2.Length;
var ptGet = pt1 + v2;
Vector3d v = pt1 - ptArr[indexPt2];
//var dimNew = new RotatedDimension(0, pt1, ptArr[indexPt2], ptGet, v.Length.ToString(), dimOld.DimensionStyle);
var dimNew = new AlignedDimension(pt1, ptArr[indexPt2], ptGet, v.Length.ToString("f2"), dimOld.DimensionStyle);
Dim2Dim(dimNew, dimOld);
dimNew.ToSpace();
using (var trans = Db.TransactionManager.StartTransaction())
{
var ent = trans.GetObject(dimOld.ObjectId, OpenMode.ForWrite) as Entity;
ent.Erase(true);
trans.Commit();
}
}
if (dimOld2 != null)
{
var line = new Line(dimOld2.XLine1Point, dimOld2.XLine2Point);
var ptDim = dimOld2.DimLinePoint;
var ptDim2 = line.GetClosestPointTo(ptDim, true);
var v2 = ptDim - ptDim2;
dimLen = v2.Length;
var ptGet = ptArr[indexPt2] + v2;
Vector3d v3 = ptArr[indexPt2] - pt3;
//var dimNew2 = new RotatedDimension(0, ptArr[indexPt2], pt3, pt4, v3.Length.ToString(), dimOld2.DimensionStyle);
var dimNew2 = new AlignedDimension(ptArr[indexPt2], pt3, ptGet, v3.Length.ToString("f2"), dimOld2.DimensionStyle);
Dim2Dim(dimNew2, dimOld2);
dimNew2.ToSpace();
using (var trans = Db.TransactionManager.StartTransaction())
{
//var ent = trans.GetObject(dimOld.ObjectId, OpenMode.ForWrite) as Entity;
// ent.Erase(true);
var ent2 = trans.GetObject(dimOld2.ObjectId, OpenMode.ForWrite) as Entity;
ent2.Erase(true);
trans.Commit();
}
}
}