/// <summary>
/// 获取文档中所有可读族的拉伸体信息
/// </summary>
/// <param name="doc"></param>
/// <returns></returns>
private Dictionary <string, List <SketchData> > GetProfileDictFromDocument(Document doc)
{
Dictionary <string, List <SketchData> > dictFamilyProfile = new Dictionary <string, List <SketchData> >();
FilteredElementCollector elemTypeCtor = (new FilteredElementCollector(doc)).WhereElementIsNotElementType();
var elems = elemTypeCtor.ToElements();
foreach (var elem in elems)
{
var fml = elem as Family;
if (fml != null)
{
try
{
var fmldoc = doc.EditFamily(fml);
if (fmldoc != null)
{
var fec = (new FilteredElementCollector(fmldoc)).WhereElementIsNotElementType();
var tmpElems = fec.ToElements();
SketchData sketchData = null;
foreach (var tmpElem in tmpElems)
{
if (tmpElem is GenericForm)
{
if (tmpElem is Sweep)
{
sketchData = GetDataFromProfile((tmpElem as Sweep).ProfileSketch);
}
else if (tmpElem is Extrusion)
{
sketchData = GetDataFromProfile((tmpElem as Extrusion).Sketch);
}
}
}
if (sketchData != null)
{
if (dictFamilyProfile.ContainsKey(fml.Name))
{
dictFamilyProfile[fml.Name].Add(sketchData);
}
else
{
dictFamilyProfile[fml.Name] = new List <SketchData> {
sketchData
}
};
}
fmldoc.Close();
}
}
catch (Exception ex)
{
}
}
}
return(dictFamilyProfile);
}
/// <summary>
/// 获取指定拉伸体的拉伸面信息
/// </summary>
/// <param name="skt"></param>
/// <returns></returns>
private SketchData GetDataFromProfile(Sketch skt)
{
if (skt == null)
{
return(null);
}
var sketchData = new SketchData();
foreach (object curArr in skt.Profile)
{
if (curArr is CurveArray)
{
foreach (var cur in (CurveArray)curArr)
{
var curve = (Curve)cur;
if (curve != null && curve.IsBound)
{
CurveData curvedata = new CurveData();
if (curve is Arc)
{
var arc = (Arc)curve;
curvedata.IsArc = true;
curvedata.Center = new PointData(arc.Center.X, arc.Center.Y, arc.Center.Z);
curvedata.Normal = new PointData(arc.Normal.X, arc.Normal.Y, arc.Normal.Z);
curvedata.StartParameter = arc.GetEndParameter(0);
curvedata.EndParameter = arc.GetEndParameter(1);
curvedata.Radius = arc.Radius;
var pt = arc.GetEndPoint(0);
curvedata.Points.Add(new PointData(pt.X, pt.Y, pt.Z));
pt = arc.GetEndPoint(1);
curvedata.Points.Add(new PointData(pt.X, pt.Y, pt.Z));
}
else
{
curvedata.IsArc = false;
var points = curve.Tessellate();
foreach (var point in points)
{
curvedata.Points.Add(new PointData(point.X, point.Y, point.Z));
}
}
sketchData.Curves.Add(curvedata);
}
}
}
}
if (sketchData.Curves.Count < 1)
{
return(null);
}
var plan = skt.SketchPlane.GetPlane();
sketchData.Normal = new PointData(plan.Normal.X, plan.Normal.Y, plan.Normal.Z);
sketchData.Origin = new PointData(plan.Origin.X, plan.Origin.Y, plan.Origin.Z);
sketchData.XVector = new PointData(plan.XVec.X, plan.XVec.Y, plan.XVec.Z);
sketchData.YVector = new PointData(plan.YVec.X, plan.YVec.Y, plan.YVec.Z);
return(sketchData);
}
