public void modified(object sender, EventArgs e)
{
Extents3d extents3d = (Extents3d)_Entity.Bounds;
Point3d newPosition = new Point3d(
(extents3d.MaxPoint.X + extents3d.MinPoint.X) / 2,
(extents3d.MaxPoint.Y + extents3d.MinPoint.Y) / 2,
(extents3d.MaxPoint.Z + extents3d.MinPoint.Z) / 2);
Database db = Application.DocumentManager.MdiActiveDocument.Database;
Autodesk.AutoCAD.DatabaseServices.TransactionManager tm = db.TransactionManager;
if (tm.TopTransaction == null)
{
tm.StartTransaction();
}
foreach (var v in _BindedRoadways)
{
RoadwayWrapper bdrw = (RoadwayWrapper)tm.GetObject(v.roadway.ObjectId, OpenMode.ForWrite, false);
if (v.whichSide == -1)
{
bdrw.EndPoint = newPosition;
}
else if (v.whichSide == 1)
{
bdrw.StartPoint = newPosition;
}
}
}
private void UpdataDimension()
{
RoadwayWrapper myRoadway = (RoadwayWrapper)Entity;
AlignedDimension dim = (AlignedDimension)m_dims[0].Dimension;
dim.XLine1Point = myRoadway.StartPoint;
dim.XLine2Point = mEndPt;
dim.DimLinePoint = myRoadway.StartPoint;
}
public override void SetProperty(Entity ent)
{
this.SetBasicProperty(ent);
RoadwayWrapper roadway = ent as RoadwayWrapper;
this.Name = roadway.Name;
StartPoint = new Position
{
X = roadway.StartPoint.X,
Y = roadway.StartPoint.Y,
Z = roadway.StartPoint.Z,
};
EndPoint = new Position
{
X = roadway.EndPoint.X,
Y = roadway.EndPoint.Y,
Z = roadway.EndPoint.Z,
};
}
static public void DoIt()
{
List <RoadwayWrapper> roadwayarray = new List <RoadwayWrapper>();
Editor ed = Application.DocumentManager.MdiActiveDocument.Editor;
//输入名字
string name = "";
PromptStringOptions opts2 = new PromptStringOptions("\nEnter Roadway name");
PromptResult res2 = ed.GetString(opts2);
if (res2.Status == PromptStatus.Cancel)
{
return;
}
else
{
name = res2.StringResult;
}
//输入起点坐标
PromptPointOptions opts = new PromptPointOptions("\nEnter Roadway Start Point:");
PromptPointResult res = ed.GetPoint(opts);
if (res.Status == PromptStatus.Cancel)
{
return;
}
Point3d tmpPoint = res.Value;
while (true)
{
//create roadway
RoadwayJig jig = new RoadwayJig(tmpPoint, tmpPoint);
RoadwayWrapper CurrentRW = (RoadwayWrapper)jig.GetEntity();
jig.SetName(name);
jig.setPromptCounter(0);
PromptResult drag = ed.Drag(jig);
if (drag.Status == PromptStatus.Cancel || drag.Status == PromptStatus.None)
{
return;
}
else if (drag.Status == PromptStatus.OK)
{
Database db = Application.DocumentManager.MdiActiveDocument.Database;
Autodesk.AutoCAD.DatabaseServices.TransactionManager tm = db.TransactionManager;
PROJECT pro = new PROJECT();
using (Transaction myT = tm.StartTransaction())
{
pro.AppendEntity(CurrentRW);
RoadwayNodeWrapper sttNd;
if (roadwayarray.Count > 0)
{
RoadwayWrapper PreviousRW =
(RoadwayWrapper)myT.GetObject(roadwayarray[roadwayarray.Count - 1].ObjectId, OpenMode.ForRead, false);
//Point3dCollection pc = new Point3dCollection();
// CurrentRW.IntersectWith(PreviousRW, Intersect.OnBothOperands, pc, IntPtr.Zero, IntPtr.Zero);
// CurrentRW.StartNodeHandle = PreviousRW.EndNodeHandle;
ObjectId tmpid = db.GetObjectId(false, PreviousRW.EndNodeHandle, 0);
sttNd = (RoadwayNodeWrapper)myT.GetObject(tmpid, OpenMode.ForWrite, false);
sttNd.appendRoadway(CurrentRW.Handle, 1);
CurrentRW.StartNodeHandle = sttNd.Handle;
}
else
{
sttNd = new RoadwayNodeWrapper();
pro.AppendEntity(sttNd);
sttNd.CreateSphere(15);
sttNd.init(CurrentRW.Handle, 1);
sttNd.Position = CurrentRW.StartPoint;
CurrentRW.StartNodeHandle = sttNd.Handle;
}
RoadwayNodeWrapper endNd = new RoadwayNodeWrapper();
pro.AppendEntity(endNd);
endNd.CreateSphere(15);
endNd.init(CurrentRW.Handle, -1);
endNd.Position = CurrentRW.EndPoint;
CurrentRW.EndNodeHandle = endNd.Handle;
roadwayarray.Add(CurrentRW);
myT.Commit();
}
tmpPoint = jig.GetEndPoint();
}
}
}
