public static IEnumerable <Point3d> GetPointsFromPolyline([NotNull] this Database database, ObjectId id)
{
using (OpenCloseTransaction transAction = database.TransactionManager.StartOpenCloseTransaction())
{
object objectX = transAction.GetObject(id, OpenMode.ForRead);
switch (objectX.GetType().ToString())
{
case "Autodesk.AutoCAD.DatabaseServices.Polyline3d":
{
//Get a list of 3D points in parameter order
using (Polyline3d pl1 = (Polyline3d)objectX)
{
// We get curve here, its faster to get the
// parameters and point on a non database object
var curve = pl1.GetGeCurve(new Tolerance(1e-10, 1e-10));
var polylineEndParam = (int)pl1.EndParam;
// Initialize list with dimensions specified (speed)
Point3d[] arrRes = new Point3d[polylineEndParam + 1];
for (int i = 0; i <= polylineEndParam; i++)
{
var distOnPl = pl1.GetDistanceAtParameter(i);
arrRes[i] = curve.EvaluatePoint(curve.GetParameterAtLength(0, distOnPl, true, 1e-10));
}
transAction.Commit();
return(arrRes);
}
}
default: throw new Exception("\r\n\t=> Selected object is not supported for this function.");
}
}
}
public static IEnumerable <DistanceBetween2PolylinesSectionResult> CalculateDistanceBetween3dPolylines(Database database, ObjectId pl1Id, ObjectId pl2Id)
{
Curve3d curve1, curve2 = null;
int polyline1EndParam;
Point3d[] parameterListPoints = null;
double[] parameterListLength = null;
using (Transaction transAction = database.TransactionManager.StartTransaction())
{
object objectX1 = transAction.GetObject(pl1Id, OpenMode.ForRead);
object objectX2 = transAction.GetObject(pl2Id, OpenMode.ForRead);
//Get a list of 3D points in parameter order
using (Polyline3d pl1 = (Polyline3d)objectX1)
using (Polyline3d pl2 = (Polyline3d)objectX2)
{
// We get curve here, its faster to get the parameters and
// point on a non database object
curve1 = pl1.GetGeCurve(new Tolerance(1e-10, 1e-10));
curve2 = pl2.GetGeCurve(new Tolerance(1e-10, 1e-10));
polyline1EndParam = (int)pl1.EndParam;
parameterListPoints = new Point3d[polyline1EndParam + 1];
parameterListLength = new double[polyline1EndParam + 1];
for (int y = 0; y <= polyline1EndParam; y++)
{
parameterListPoints[y] = pl1.GetPointAtParameter(y);
parameterListLength[y] = pl1.GetDistanceAtParameter(y);
}
}
// Initialize list with dimensions specified (speed)
DistanceBetween2PolylinesSectionResult[] arrRes = new DistanceBetween2PolylinesSectionResult[polyline1EndParam + 1];
//for (int i = 0; i <= polyline1EndParam; i++)
Parallel.For(0, polyline1EndParam + 1, (i) =>
{
Point3d pointOnCurve1, pointOnCurve2;
lock (_curveLock)
{
pointOnCurve1 = parameterListPoints[i];
pointOnCurve2 = curve2.GetClosestPointTo(pointOnCurve1).Point;
}
// Add result to array
lock (_arrayLock)
arrRes[i] = new DistanceBetween2PolylinesSectionResult(
parameterListLength[i],
pointOnCurve1.Z - pointOnCurve2.Z,
pointOnCurve1.T2d().GetDistanceTo(pointOnCurve2.T2d()),
pointOnCurve1.DistanceTo(pointOnCurve2),
pointOnCurve1, pointOnCurve2);
});
transAction.Commit();
return(arrRes);
}
}
private int getPolylineCount(ObjectId[] objectId_0)
{
int num = 0;
if (objectId_0 != null)
{
using (Transaction transaction = this.database_0.TransactionManager.StartTransaction())
{
for (int i = 0; i < objectId_0.Length; i++)
{
DBObject @object = transaction.GetObject(objectId_0[i], (OpenMode)0);
Polyline2d polyline2d = @object as Polyline2d;
Polyline polyline = @object as Polyline;
Polyline3d polyline3d = @object as Polyline3d;
if (polyline2d != null)
{
if (!polyline2d.Closed)
{
throw new ArgumentException("At least one boundary polyline is not closed.\n");
}
double num2 = 0.0;
List <Edge> list = Conversions.ToCeometricEdgeList(polyline2d);
for (int j = 0; j < list.Count; j++)
{
num2 += list[j].Length;
}
double distanceAtParameter = polyline2d.GetDistanceAtParameter(polyline2d.EndParam);
if (!Global.AlmostEquals(num2, distanceAtParameter))
{
throw new System.Exception("At least one boundary polyline contains curved segments. Decurve the polyline first.\n");
}
num++;
}
else if (polyline != null)
{
if (!polyline.Closed)
{
throw new ArgumentException("At least one boundary polyline is not closed.\n");
}
if (!polyline.IsOnlyLines)
{
throw new System.Exception("At least one boundary polyline contains curved segments. Decurve the polyline first.\n");
}
num++;
}
else
{
if (!(polyline3d != null))
{
throw new ArgumentException("Invalid polyline object: " + @object.Handle.ToString() + "\nObject type: " + @object.GetType().ToString());
}
if (!polyline3d.Closed)
{
throw new ArgumentException("At least one boundary polyline is not closed.\n");
}
double num3 = 0.0;
List <Edge> list2 = Conversions.ToCeometricEdgeList(polyline3d);
for (int k = 0; k < list2.Count; k++)
{
num3 += list2[k].Length;
}
double distanceAtParameter2 = polyline3d.GetDistanceAtParameter(polyline3d.EndParam);
if (!Global.AlmostEquals(num3, distanceAtParameter2))
{
throw new System.Exception("At least one boundary polyline contains curved segments. Decurve the polyline first.\n");
}
num++;
}
}
}
}
return(num);
}
private void btn_CADtoKML_Click(object sender, EventArgs e)
{
Editor ed = cadSer.Application.DocumentManager.MdiActiveDocument.Editor;
//两直线合并误差
double error_len = Convert.ToDouble(tbx_minLineSegmentLength.Text.Trim());
try
{
double centerLongitude = Convert.ToDouble(tbx_CentrelBL.Text.Trim());
bool is80 = cbx_Is80.Checked;
double estDelta = Convert.ToDouble(tbx_EastDelta.Text);
double northDelta = Convert.ToDouble(tbx_NorthDelta.Text);
Database db = HostApplicationServices.WorkingDatabase;
var middoc = cadSer.Application.DocumentManager.MdiActiveDocument;
List <LineStringKML> lineListKML = new List <LineStringKML>();
List <TextKML> textListKML = new List <TextKML>();
ObjectId[] objectIdsArr = ed.GetSelection().Value.GetObjectIds();
ed.WriteMessage("==================================================\n");
// ed.WriteMessage(objectIds.Count.ToString() + "\n");
var doc_lock = middoc.LockDocument();
DBObject dbo;
//提取polyline line spline circel arc ellipse polyline3d mtext dbtext
foreach (ObjectId tempObjectId in objectIdsArr)
{
using (Transaction trans = db.TransactionManager.StartTransaction())
{
dbo = trans.GetObject(tempObjectId, OpenMode.ForRead);
#region 所有类型
//if (dbo.GetType().Equals(typeof(Polyline)) || dbo.GetType().Equals(typeof(Line)) || dbo.GetType().Equals(typeof(Spline)) || dbo.GetType().Equals(typeof(Circle)) || dbo.GetType().Equals(typeof(Arc)) || dbo.GetType().Equals(typeof(Ellipse)) || dbo.GetType().Equals(typeof(Polyline3d)))
//{
// Curve dbo_bR = (Curve)dbo;
// double length = dbo_bR.GetDistanceAtParameter(dbo_bR.EndParam);
// LineStringKML lineStringKML = new LineStringKML();
// for (double i = 0; i <length; i+=error_len)
// {
// Point3d tmpPoint = dbo_bR.GetPointAtDist(i);
// lineStringKML.Add(new zPointXY(tmpPoint.X, tmpPoint.Y));
// }
// Point3d tmpPoint_1 = dbo_bR.GetPointAtParameter(dbo_bR.EndParam);
// lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
// lineListKML.Add(lineStringKML);
//}
#endregion
if (dbo.GetType().Equals(typeof(Line)))
{
Curve dbo_bR = (Curve)dbo;
LineStringKML lineStringKML = new LineStringKML();
Point3d tmpPoint_0 = dbo_bR.StartPoint;
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
Point3d tmpPoint_1 = dbo_bR.EndPoint;
lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
lineListKML.Add(lineStringKML);
}
if (dbo.GetType().Equals(typeof(Polyline)))
{
Polyline dbo_bR = (Polyline)dbo;
LineStringKML lineStringKML = new LineStringKML();
// foreach(var tmp in dbo_bR.para)
double length = dbo_bR.GetDistanceAtParameter(dbo_bR.EndParam);
for (int i = 0; i < dbo_bR.EndParam; i++)
{
// Point3d tmpPoint = dbo_bR.GetPointAtParameter(i);
if (dbo_bR.GetSegmentType(i) == SegmentType.Line)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(i);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
else if (dbo_bR.GetSegmentType(i) == SegmentType.Arc)
{
for (double isegment = i; isegment < i + 1; isegment += 0.05)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(isegment);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
}
}
Point3d tmpPoint_1 = dbo_bR.GetPointAtParameter(dbo_bR.EndParam);
lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
if (dbo_bR.Closed)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(dbo_bR.StartParam);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
lineListKML.Add(lineStringKML);
}
if (dbo.GetType().Equals(typeof(Circle)) || dbo.GetType().Equals(typeof(Arc)) || dbo.GetType().Equals(typeof(Ellipse)))
{
Curve dbo_bR = (Curve)dbo;
double length = dbo_bR.GetDistanceAtParameter(dbo_bR.EndParam);
LineStringKML lineStringKML = new LineStringKML();
for (double i = dbo_bR.StartParam; i < dbo_bR.EndParam; i += (dbo_bR.EndParam - dbo_bR.StartParam) / 20.0)
{
Point3d tmpPoint = dbo_bR.GetPointAtParameter(i);
lineStringKML.Add(new zPointXY(tmpPoint.X, tmpPoint.Y));
}
Point3d tmpPoint_1 = dbo_bR.GetPointAtParameter(dbo_bR.EndParam);
lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
if (dbo_bR.Closed)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(dbo_bR.StartParam);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
lineListKML.Add(lineStringKML);
}
if (dbo.GetType().Equals(typeof(Polyline3d)))
{
Polyline3d dbo_bR = (Polyline3d)dbo;
LineStringKML lineStringKML = new LineStringKML();
if (dbo_bR.PolyType == Poly3dType.SimplePoly)
{
for (int i = 0; i < dbo_bR.EndParam; i++)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(i);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
}
else
{
double length = dbo_bR.GetDistanceAtParameter(dbo_bR.EndParam);
for (double i = 0; i < length; i += error_len)
{
Point3d tmpPoint = dbo_bR.GetPointAtDist(i);
lineStringKML.Add(new zPointXY(tmpPoint.X, tmpPoint.Y));
}
}
Point3d tmpPoint_1 = dbo_bR.GetPointAtParameter(dbo_bR.EndParam);
lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
if (dbo_bR.Closed)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(dbo_bR.StartParam);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
lineListKML.Add(lineStringKML);
}
if (dbo.GetType().Equals(typeof(Spline)))
{
Spline dbo_bR = (Spline)dbo;
double length = dbo_bR.GetDistanceAtParameter(dbo_bR.EndParam);
LineStringKML lineStringKML = new LineStringKML();
for (double i = 0; i < length; i += error_len)
{
Point3d tmpPoint = dbo_bR.GetPointAtDist(i);
lineStringKML.Add(new zPointXY(tmpPoint.X, tmpPoint.Y));
}
Point3d tmpPoint_1 = dbo_bR.GetPointAtParameter(dbo_bR.EndParam);
lineStringKML.Add(new zPointXY(tmpPoint_1.X, tmpPoint_1.Y));
if (dbo_bR.Closed)
{
Point3d tmpPoint_0 = dbo_bR.GetPointAtParameter(dbo_bR.StartParam);
lineStringKML.Add(new zPointXY(tmpPoint_0.X, tmpPoint_0.Y));
}
lineListKML.Add(lineStringKML);
}
if (dbo.GetType().Equals(typeof(DBText)))
{
DBText dbtext = (DBText)dbo;
// string name = dbtext.TextString;
// Point3d point3D = dbtext.Position;
TextKML tmpkml = new TextKML(dbtext.TextString, new zPointXY(dbtext.Position.X, dbtext.Position.Y));
textListKML.Add(tmpkml);
}
if (dbo.GetType().Equals(typeof(MText)))
{
MText dbtext = (MText)dbo;
// string name = dbtext.Text;
//Point3d point3D = dbtext.Location;
TextKML tmpkml = new TextKML(dbtext.Text.Replace('\r', ' '), new zPointXY(dbtext.Location.X, dbtext.Location.Y));
textListKML.Add(tmpkml);
}
trans.Commit();
}
}
doc_lock.Dispose();
ed.WriteMessage("===============读取完成=======================\n");
//foreach(var tmp in lineListKML )
//{
// zjyCAD.zPolylineCreate(tmp.pointList,"zjy_assiaaaaaaaaaaaa");
//}
//foreach(var tmp in textListKML)
//{
// zjyCAD.zCreatText(tmp.text, tmp.pointXY, 10, 0.8, "zjy_assiaaaaaaaaaaaa");
//}
string pmPath = tbx_SaveKMLPath.Text.Trim();
List <string> xmlhead = new List <string>()
{
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>",
// "<kml xmlns=\"http://www.opengis.net/kml/2.2\" xmlns:gx=\"http://www.google.com/kml/ext/2.2\" xmlns:kml=\"http://www.opengis.net/kml/2.2\" xmlns:atom=\"http://www.w3.org/2005/Atom\">",
" <kml xmlns=\"http://earth.google.com/kml/2.1\">",
"<Document>",
"<name>zjy</name>",
// "<open>1</open>",
// "<description>zjy生成</description>",
"<Style id=\"yellowLineGreenPoly\" >",
" <LineStyle>",
" <color>ff000000</color>",
" <width>4</width>",
" </LineStyle>",
" </Style>",
"<Folder>",
"<name>zjy</name>",
" <visibility>1</visibility>",
};
List <string> xmlend = new List <string>()
{
"</Folder>",
"</Document>",
"</kml>"
};
//生成kml文件
List <string> kmlFile = new List <string>();
kmlFile.AddRange(xmlhead);
//生成路线信息图像
foreach (var tmp in lineListKML)
{
List <string> roadList = new List <string>()
{
" <Placemark>",
" <styleUrl>#yellowLineGreenPoly</styleUrl>",
" <LineString>",
" <tessellate>1</tessellate>",
" <coordinates>"
};
foreach (zPointXY linePoint in tmp.pointList)
{
zPointXY xy = linePoint;
if (is80)
{
xy = linePoint + new zPointXY(estDelta, northDelta);
}
zPointXY tmp_BL = zjyCAD.WGS84_XYToBL(xy, centerLongitude);
roadList.Add(" " + tmp_BL.y.ToString() + "," + tmp_BL.x.ToString() + ",0.0000");
}
roadList.Add(" </coordinates>");
roadList.Add(" </LineString>");
roadList.Add(" </Placemark>");
kmlFile.AddRange(roadList);
}
//生成标签信息
List <string> roadBQList = new List <string>();
foreach (var tmp in textListKML)
{
zPointXY xy = tmp.pointXY;
if (is80)
{
xy = tmp.pointXY + new zPointXY(estDelta, northDelta);
}
zPointXY tmp_BL = zjyCAD.WGS84_XYToBL(xy, centerLongitude);
roadBQList.Add(" <Placemark>");
roadBQList.Add(" <name>" + tmp.text + "</name>");
roadBQList.Add(" <Point>");
roadBQList.Add(" <coordinates>" + tmp_BL.y.ToString() + "," + tmp_BL.x.ToString() + ",0.0000" + "</coordinates>");
roadBQList.Add(" </Point>");
// roadBQList.Add(" <markerStyle>-2</markerStyle>");
roadBQList.Add(" </Placemark>");
}
kmlFile.AddRange(roadBQList);
kmlFile.AddRange(xmlend);
if (!Directory.Exists(pmPath))
{
Directory.CreateDirectory(pmPath);
}
File.WriteAllLines(pmPath + "/" + tbx_KMLfileName.Text.Trim(), kmlFile.ToArray());
}
catch
{
ed.WriteMessage("出错\n");
}
}
