//*****************************CreateSectionPerpendicular()*****************************
public void CreateSectionPerpendicular(Document doc, UIDocument uidoc)
{
// My library
LibraryGetItems libGet = new LibraryGetItems();
Element e = libGet.SelectElement(uidoc, doc);
Wall wall = null;
if (e != null)
{
wall = e as Wall;
}
LocationCurve lc = wall.Location as LocationCurve;
Transform curveTransform = lc.Curve.ComputeDerivatives(0.5, true);
// The transform contains the location curve
// mid-point and tangent, and we can obtain
// its normal in the XY plane:
XYZ origin = curveTransform.Origin;
XYZ viewdir = curveTransform.BasisX.Normalize();
XYZ up = XYZ.BasisZ;
XYZ right = up.CrossProduct(viewdir);
// Set up view transform, assuming wall's "up"
// is vertical. For a non-vertical situation
// such as section through a sloped floor, the
// surface normal would be needed
Transform transform = Transform.Identity;
transform.Origin = origin;
transform.BasisX = right;
transform.BasisY = up;
transform.BasisZ = viewdir;
BoundingBoxXYZ sectionBox = new BoundingBoxXYZ();
sectionBox.Transform = transform;
// Min & Max X values define the section
// line length on each side of the wall.
// Max Y is the height of the section box.
// Max Z (5) is the far clip offset.
double d = wall.WallType.Width;
BoundingBoxXYZ bb = wall.get_BoundingBox(null);
double minZ = bb.Min.Z;
double maxZ = bb.Max.Z;
double h = maxZ - minZ;
// Z value offset from the current level in view.
Level level = doc.ActiveView.GenLevel;
double top = 90 - level.Elevation;
double bottom = -(level.Elevation + 25);
sectionBox.Min = new XYZ(-2 * d, bottom, 0);
sectionBox.Max = new XYZ(2 * d, top, 5);
ViewFamilyType vft = viewFamilyType(doc);
View viewTemplate = libGet.GetViewTemplate(doc, "Z-ELEV ARCH OFF");
ViewSection vs = null;
//Create wall section view
using (Transaction tx = new Transaction(doc))
{
try
{
tx.Start("Create Section");
vs = ViewSection.CreateSection(doc, vft.Id, sectionBox);
doc.Regenerate();
tx.Commit();
}
catch { }
}
using (Transaction t = new Transaction(doc))
{
try
{
t.Start("Apply Structural View Template");
vs.ViewTemplateId = viewTemplate.Id;
vs.Scale = 24;
t.Commit();
}
catch { }
}
}
//*****************************CreateSectionStart()*****************************
public void CreateSectionStart(Document doc, UIDocument uidoc)
{
// My library
LibraryGetItems libGet = new LibraryGetItems();
Element e = libGet.SelectElement(uidoc, doc);
Wall wall = null;
if (e != null)
{
wall = e as Wall;
}
// Create a BoundingBoxXYZ instance centered on wall
BoundingBoxXYZ bb = wall.get_BoundingBox(null);
double minZ = bb.Min.Z;
double maxZ = bb.Max.Z;
double h = maxZ - minZ;
Level level = doc.ActiveView.GenLevel;
double top = 90 - level.Elevation;
double bottom = -(level.Elevation + 25);
LocationCurve lc = wall.Location as LocationCurve;
Line line = lc.Curve as Line;
XYZ p = line.GetEndPoint(0);
XYZ q = line.GetEndPoint(1);
XYZ v = p - q; // p point 0 - q point 1 - view direction up.
double halfLength = v.GetLength() / 2;
double offset = 3; // offset by 3 feet.
//Max/Min X = Section line Length, Max/Min Y is the height of the section box, Max/Min Z far clip
XYZ min = new XYZ(-halfLength, bottom, -offset);
XYZ max = new XYZ(halfLength, top, offset);
XYZ midpoint = q + 0.5 * v; // q get lower midpoint.
XYZ walldir = v.Normalize();
XYZ up = XYZ.BasisZ;
XYZ viewdir = walldir.CrossProduct(up);
Transform t = Transform.Identity;
t.Origin = midpoint;
t.BasisX = walldir;
t.BasisY = up;
t.BasisZ = viewdir;
BoundingBoxXYZ sectionBox = new BoundingBoxXYZ();
sectionBox.Transform = t;
sectionBox.Min = min; // scope box start
sectionBox.Max = max; // scope box end
ViewFamilyType vft = viewFamilyType(doc);
View viewTemplate = libGet.GetViewTemplate(doc, "Z-ELEV ARCH OFF");
ViewSection vs = null;
//Create wall section view
using (Transaction tx = new Transaction(doc))
{
try
{
tx.Start("Create Section");
vs = ViewSection.CreateSection(doc, vft.Id, sectionBox);
tx.Commit();
}
catch { }
}
using (Transaction tr = new Transaction(doc))
{
try
{
tr.Start("Apply Structural View Template");
vs.ViewTemplateId = viewTemplate.Id;
vs.Scale = 24;
tr.Commit();
}
catch { }
}
}