public IEnumerable <DBText> CreateVolumeLabels(Rectangle3d rectg, Autodesk.Civil.DatabaseServices.TinVolumeSurface surface)
{
List <DBText> res = new List <DBText>();
Point3d topPosition = Point3d.Origin;
Vector3d centralVector = rectg.UpperRight - rectg.LowerLeft;
topPosition = rectg.LowerLeft.Add(centralVector.MultiplyBy(0.5d));
Point3d bottomPosition = topPosition;
Autodesk.Civil.DatabaseServices.SurfaceVolumeInfo volumeInfo = new civil.DatabaseServices.SurfaceVolumeInfo();
try
{
volumeInfo = surface.GetBoundedVolumes(rectg.GetPoints(true));
}
catch (ArgumentException)
{
return(null);
}
if (Math.Round(volumeInfo.Fill, 1) > 0d &&
Math.Round(volumeInfo.Cut, 1) > 0d)
{
Vector3d yaxis = rectg.GetLeftVerticalVector().Normalize();
Matrix3d mat = Matrix3d.Displacement(yaxis.MultiplyBy(_volumeTextHeight * 0.7));
topPosition = topPosition.TransformBy(mat);
bottomPosition = bottomPosition.TransformBy(mat.Inverse());
}
if (Math.Round(volumeInfo.Fill, 1) > 0d)
{
DBText topText = new DBText();
topText.SetDatabaseDefaults();
topText.Height = _volumeTextHeight;
topText.Rotation = 0d;
topText.Position = Point3d.Origin;
topText.HorizontalMode = TextHorizontalMode.TextCenter;
topText.VerticalMode = TextVerticalMode.TextVerticalMid;
topText.Annotative = AnnotativeStates.False;
//topText.AddContext(_scale);
topText.AlignmentPoint = topPosition;
topText.AdjustAlignment(HostApplicationServices.WorkingDatabase);
topText.TextString = '+' + Math.Round(volumeInfo.Fill).ToString("#0.0", _culture);
res.Add(topText);
}
else
{
res.Add(null);
}
if (Math.Round(volumeInfo.Cut, 1) > 0d)
{
DBText bottomText = new DBText();
bottomText.SetDatabaseDefaults();
bottomText.Height = _volumeTextHeight;
bottomText.Rotation = 0d;
bottomText.Position = Point3d.Origin;
bottomText.HorizontalMode = TextHorizontalMode.TextCenter;
bottomText.VerticalMode = TextVerticalMode.TextVerticalMid;
bottomText.Annotative = AnnotativeStates.False;
//bottomText.AddContext(_scale);
bottomText.AlignmentPoint = bottomPosition;;
bottomText.AdjustAlignment(HostApplicationServices.WorkingDatabase);
bottomText.TextString = Math.Round(-volumeInfo.Cut, 1).ToString("#0.0", _culture);
res.Add(bottomText);
}
else
{
res.Add(null);
}
if (Math.Round(volumeInfo.Fill, 1) == 0d &&
Math.Round(volumeInfo.Cut, 1) == 0d)
{
DBText centralText = new DBText();
centralText.SetDatabaseDefaults();
centralText.Height = _volumeTextHeight;
centralText.Rotation = 0d;
centralText.Position = Point3d.Origin;
centralText.HorizontalMode = TextHorizontalMode.TextCenter;
centralText.VerticalMode = TextVerticalMode.TextVerticalMid;
centralText.Annotative = AnnotativeStates.False;
//topText.AddContext(_scale);
centralText.AlignmentPoint = topPosition;
centralText.AdjustAlignment(HostApplicationServices.WorkingDatabase);
centralText.TextString = Math.Round(volumeInfo.Fill).ToString("#0.0", _culture);
res.Add(centralText);
}
return(res);
}
