public static void FindFloorslope(Floor floor, out double degree, out double thousand)
{
var floorgeom = floor.get_Geometry(FloorTools.GetgeometryOptions());
var geomobj = floorgeom.First <GeometryObject>();
Solid floorobj = geomobj as Solid;
double facearea = 0;
double cos_angle = 0;
PlanarFace pf = null;
foreach (Face face in floorobj.Faces)
{
pf = face as PlanarFace;
if (pf.Area > facearea && pf.FaceNormal.Z >= 0)
{
facearea = pf.Area;
cos_angle = pf.FaceNormal.Z / Math.Sqrt(Math.Pow(pf.FaceNormal.X, 2) + Math.Pow(pf.FaceNormal.Y, 2) + Math.Pow(pf.FaceNormal.Z, 2));
}
}
double angle_degree = Math.Round(Math.Acos(cos_angle) / Math.PI * 180, 3);
double angle_thousand = Math.Tan(Math.Acos(cos_angle)) * 1000;
degree = Math.Round(angle_degree, 4);
thousand = Math.Round(angle_thousand, 3);
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
Document doc = commandData.Application.ActiveUIDocument.Document;
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Selection selection = uidoc.Selection;
double angle_degree = 0;
double angle_thousand = 0;
if (selection.GetElementIds().Count() != 1)
{
//selection.Dispose();
var reference = selection.PickObject(ObjectType.PointOnElement, "请选择楼板");
Element elem = doc.GetElement(reference);
if (elem != null)
{
FloorTools.FindFloorslope(elem as Floor, out angle_degree, out angle_thousand);
TaskDialog.Show("报告楼板坡度", "楼板角度为" + angle_degree.ToString() + "°" + "," + "坡度为" + angle_thousand.ToString() + "/1000");
return(Result.Succeeded);
}
else
{
return(Result.Cancelled);
}
}
else
{
ElementId id = selection.GetElementIds().First <ElementId>();
Element elem1 = doc.GetElement(id);
if (elem1 is Floor)
{
FloorTools.FindFloorslope(elem1 as Floor, out angle_degree, out angle_thousand);
TaskDialog.Show("报告楼板坡度", "楼板角度为" + angle_degree.ToString() + "," + "坡度为" + angle_thousand.ToString());
return(Result.Succeeded);
}
else
{
var reference = selection.PickObject(ObjectType.Element, new FloorFaceFilter(doc), "请选择楼板");
Element elem2 = doc.GetElement(reference);
if (elem2 != null)
{
FloorTools.FindFloorslope(elem2 as Floor, out angle_degree, out angle_thousand);
TaskDialog.Show("报告楼板坡度", "楼板角度为" + angle_degree.ToString() + "," + "坡度为" + angle_thousand.ToString());
return(Result.Succeeded);
}
else
{
return(Result.Cancelled);
}
}
}
//Application.EnableVisualStyles();
//Application.SetCompatibleTextRenderingDefault(true);
//Controllor controllor = new Controllor(new PersonForm());
//Application.Run(controllor.pView);
}