doLabels()
{
Autodesk.AutoCAD.ApplicationServices.Core.Application.SetSystemVariable("CMDECHO", 0);
object osMode = SnapMode.getOSnap();
SnapMode.setOSnap(512);
ObjectId idSurface = ObjectId.Null;
using (BaseObjs._acadDoc.LockDocument())
{
try
{
using (Transaction tr = BaseObjs.startTransactionDb())
{
ObjectIdCollection ids = BaseObjs._civDoc.GetSurfaceIds();
switch (ids.Count)
{
case 0:
Autodesk.AutoCAD.ApplicationServices.Core.Application.ShowAlertDialog("There are Zero surfaces in this drawing. Exiting....");
return;
case 1:
idSurface = ids[0];
break;
default:
idSurface = getSurface();
break;
}
tr.Abort();
}
}
catch (System.Exception ex)
{
BaseObjs.writeDebug(string.Format("{0} ContourLabels.cs: line: 58", ex.Message));
}
if (!idSurface.IsNull)
{
try
{
using (Transaction tr = BaseObjs.startTransactionDb())
{
ObjectId idStyleMajor = Surf_Styles.getSurfaceContourLabelStyleId("Thienes_Major");
ObjectId idStyleMinor = Surf_Styles.getSurfaceContourLabelStyleId("Thienes_Minor");
PromptPointResult ppr;
do
{
PromptPointOptions ppo = new PromptPointOptions("\nPick contour line.");
ppr = BaseObjs._editor.GetPoint(ppo);
if (ppr.Status == PromptStatus.OK)
{
Point3d pnt3d = ppr.Value;
Surface surf = (Surface)idSurface.GetObject(OpenMode.ForWrite);
double dir = surf.FindDirectionAtXY(pnt3d.X, pnt3d.Y);
Point3d pnt3dTar1 = Geom.traverse_pnt3d(pnt3d, dir + System.Math.PI, 0.5);
Point3d pnt3dTar2 = Geom.traverse_pnt3d(pnt3d, dir, 0.5);
Point2dCollection pnts2d = new Point2dCollection();
pnts2d.Add(new Point2d(pnt3dTar1.X, pnt3dTar1.Y));
pnts2d.Add(new Point2d(pnt3dTar2.X, pnt3dTar2.Y));
doLabel(idSurface, pnts2d, idStyleMajor, idStyleMinor);
//sclg.Annotative = AnnotativeStates.True;
}
else
{
break;
}
}while (ppr.Status == PromptStatus.OK);
tr.Commit();
}
}
catch (System.Exception ex)
{
BaseObjs.writeDebug(string.Format("{0} ContourLabels.cs: line: 97", ex.Message));
}
finally
{
SnapMode.setOSnap((int)osMode);
}
}
}
}
