/// <summary>
/// Scans and returns the documents linked to the current model.
/// </summary>
/// <returns>List of linked documents.</returns>
private List <Document> GetLinkedModels()
{
List <Document> linkedDocs = new List <Document>();
try
{
// scan the current model looking for Revit links
List <Element> linkedElements = FindLinkedModelElements();
foreach (Element linkedElem in linkedElements)
{
RevitLinkType linkType = linkedElem as RevitLinkType;
if (linkType != null)
{
// now look that up in the open documents
foreach (Document openedDoc in m_RevitApp.Documents)
{
if (Path.GetFileNameWithoutExtension(openedDoc.Title).ToUpper() == Path.GetFileNameWithoutExtension(linkType.Name).ToUpper())
{
linkedDocs.Add(openedDoc);
}
}
}
}
}
catch (Exception ex)
{
STLDialogManager.ShowDebug(ex.Message);
}
return(linkedDocs);
}
/// <summary>
/// Get triangles in a solid with transform.
/// </summary>
/// <param name="solid">The solid contains triangulars</param>
/// <param name="transform">The transformation.</param>
private void GetTriangular(Document document, Solid solid, Transform transform)
{
// a solid has many faces
FaceArray faces = solid.Faces;
bool hasTransform = (null != transform);
if (0 == faces.Size)
{
return;
}
foreach (Face face in faces)
{
if (face.Visibility != Visibility.Visible)
{
continue;
}
Mesh mesh;
if (null != m_Settings.Detail)
{
mesh = face.Triangulate((double)m_Settings.Detail);
}
else
{
mesh = face.Triangulate();
}
if (null == mesh)
{
continue;
}
m_TriangularNumber += mesh.NumTriangles;
PlanarFace planarFace = face as PlanarFace;
// write face to stl file
// a face has a mesh, all meshes are made of triangles
for (int ii = 0; ii < mesh.NumTriangles; ii++)
{
MeshTriangle triangular = mesh.get_Triangle(ii);
double[] xyz = new double[9];
Autodesk.Revit.DB.XYZ normal = new Autodesk.Revit.DB.XYZ();
try
{
Autodesk.Revit.DB.XYZ[] triPnts = new Autodesk.Revit.DB.XYZ[3];
for (int n = 0; n < 3; ++n)
{
double x, y, z;
Autodesk.Revit.DB.XYZ point = triangular.get_Vertex(n);
if (hasTransform)
{
point = transform.OfPoint(point);
}
if (m_Settings.ExportSharedCoordinates)
{
ProjectPosition ps = document.ActiveProjectLocation.GetProjectPosition(point);
x = ps.EastWest;
y = ps.NorthSouth;
z = ps.Elevation;
}
else
{
x = point.X;
y = point.Y;
z = point.Z;
}
if (m_Settings.Units != DisplayUnitType.DUT_UNDEFINED)
{
xyz[3 * n] = UnitUtils.ConvertFromInternalUnits(x, m_Settings.Units);
xyz[3 * n + 1] = UnitUtils.ConvertFromInternalUnits(y, m_Settings.Units);
xyz[3 * n + 2] = UnitUtils.ConvertFromInternalUnits(z, m_Settings.Units);
}
else
{
xyz[3 * n] = x;
xyz[3 * n + 1] = y;
xyz[3 * n + 2] = z;
}
var mypoint = new XYZ(xyz[3 * n], xyz[3 * n + 1], xyz[3 * n + 2]);
triPnts[n] = mypoint;
}
Autodesk.Revit.DB.XYZ pnt1 = triPnts[1] - triPnts[0];
normal = pnt1.CrossProduct(triPnts[2] - triPnts[1]);
}
catch (Exception ex)
{
m_TriangularNumber--;
STLDialogManager.ShowDebug(ex.Message);
continue;
}
if (m_Writer is SaveDataAsBinary && m_Settings.ExportColor)
{
Material material = document.GetElement(face.MaterialElementId) as Material;
if (material != null)
{
((SaveDataAsBinary)m_Writer).Color = material.Color;
}
}
m_Writer.WriteSection(normal, xyz);
}
}
}
/// <summary>
/// Save button click event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The event args.</param>
private void btnSave_Click(object sender, EventArgs e)
{
string fileName = STLDialogManager.SaveDialog();
if (!string.IsNullOrEmpty(fileName))
{
SaveFormat saveFormat;
if (rbBinary.Checked)
{
saveFormat = SaveFormat.Binary;
}
else
{
saveFormat = SaveFormat.ASCII;
}
ElementsExportRange exportRange;
exportRange = ElementsExportRange.OnlyVisibleOnes;
// get selected categories from the category list
List <Category> selectedCategories = new List <Category>();
// only for projects
if (m_Revit.ActiveUIDocument.Document.IsFamilyDocument == false)
{
foreach (TreeNode treeNode in tvCategories.Nodes)
{
AddSelectedTreeNode(treeNode, selectedCategories);
}
}
DisplayUnitType dup = m_DisplayUnits[comboBox_DUT.Text];
m_SelectedDUT = dup;
// create settings object to save setting information
Settings aSetting = new Settings(saveFormat, exportRange, cbIncludeLinked.Checked, cbExportColor.Checked, cbExportSharedCoordinates.Checked, selectedCategories, dup);
// save Revit document's triangular data in a temporary file
m_Generator = new DataGenerator(m_Revit.Application, m_Revit.ActiveUIDocument.Document, m_Revit.ActiveUIDocument.Document.ActiveView);
DataGenerator.GeneratorStatus succeed = m_Generator.SaveSTLFile(fileName, aSetting);
if (succeed == DataGenerator.GeneratorStatus.FAILURE)
{
this.DialogResult = DialogResult.Cancel;
MessageBox.Show(STLExportResource.ERR_SAVE_FILE_FAILED, STLExportResource.MESSAGE_BOX_TITLE,
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (succeed == DataGenerator.GeneratorStatus.CANCEL)
{
this.DialogResult = DialogResult.Cancel;
MessageBox.Show(STLExportResource.CANCEL_FILE_NOT_SAVED, STLExportResource.MESSAGE_BOX_TITLE,
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
this.DialogResult = DialogResult.OK;
this.Close();
}
else
{
MessageBox.Show(STLExportResource.CANCEL_FILE_NOT_SAVED, STLExportResource.MESSAGE_BOX_TITLE,
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
}