public Result Execute(
ExternalCommandData commandData,
ref string message,
ElementSet elements)
{
UIApplication app = commandData.Application;
Document doc = app.ActiveUIDocument.Document;
using (Transaction trans = new Transaction(doc))
{
trans.Start("Place views");
View frontView = doc.GetElement(new ElementId(180041)) as View;
View leftView = doc.GetElement(new ElementId(180032)) as View;
AssemblyInstance assemblyInst = doc.GetElement(new ElementId(179915)) as AssemblyInstance;
ViewSheet vSheet = doc.GetElement(new ElementId(180049)) as ViewSheet;
// Assume that the scale is the same for both views
int scale = frontView.Scale;
leftView.Scale = scale;
// Save current crop box values
BoundingBoxXYZ savedBoxFront = null, savedBoxLeft = null;
bool frontCropActive, frontCropVisible, leftCropActive, leftCropVisible;
double farClipFront = 0, farClipLeft = 0;
Parameter param;
Transform transformFront = frontView.CropBox.Transform;
Transform transformLeft = leftView.CropBox.Transform;
// Save old values. I have to store the farclip and reset it later
savedBoxFront = frontView.CropBox;
frontCropActive = frontView.CropBoxActive;
frontCropVisible = frontView.CropBoxVisible;
param = frontView.get_Parameter(_bipFarOffset);
if (param != null)
{
farClipFront = param.AsDouble();
}
savedBoxLeft = leftView.CropBox;
leftCropActive = leftView.CropBoxActive;
leftCropVisible = leftView.CropBoxVisible;
param = leftView.get_Parameter(_bipFarOffset);
if (param != null)
{
farClipLeft = param.AsDouble();
}
// Here my approach differs from yours.
// I'm starting from the old bounding box to
// ensure that I get the correct transformation.
// I tried to create a new Transformation but
// this didn't work.
BoundingBoxXYZ newBoxFront = frontView.CropBox;
newBoxFront.set_MinEnabled(0, true);
newBoxFront.set_MinEnabled(1, true);
newBoxFront.set_MinEnabled(2, true);
newBoxFront.Min = new XYZ(-2000, -2000, 0);
newBoxFront.set_MaxEnabled(0, true);
newBoxFront.set_MaxEnabled(1, true);
newBoxFront.set_MaxEnabled(2, true);
newBoxFront.Max = new XYZ(2000, 2000, 0);
BoundingBoxXYZ newBoxLeft = leftView.CropBox;
newBoxLeft.set_MinEnabled(0, true);
newBoxLeft.set_MinEnabled(1, true);
newBoxLeft.set_MinEnabled(2, true);
newBoxLeft.Min = new XYZ(-2000, -2000, 0);
newBoxLeft.set_MaxEnabled(0, true);
newBoxLeft.set_MaxEnabled(1, true);
newBoxLeft.set_MaxEnabled(2, true);
newBoxLeft.Max = new XYZ(2000, 2000, 0);
frontView.CropBox = newBoxFront;
leftView.CropBox = newBoxLeft;
doc.Regenerate();
frontView.CropBoxActive = true;
leftView.CropBoxActive = true;
doc.Regenerate();
ElementId vid = vSheet.Id;
XYZ p = XYZ.Zero;
var vpFront = Viewport.Create(doc, vid, frontView.Id, p);
var vpLeft = Viewport.Create(doc, vid, leftView.Id, p);
doc.Regenerate();
// Align lower left - works
// because crop boxes are same
Outline outline1 = vpFront.GetBoxOutline();
Outline outline2 = vpLeft.GetBoxOutline();
XYZ min1 = outline1.MinimumPoint;
XYZ min2 = outline2.MinimumPoint;
XYZ diffToMove = min1 - min2;
ElementTransformUtils.MoveElement(doc, vpLeft.Id, diffToMove);
// Tranform the view such that the origin
// of the assemblyInstance for each view is
// on the middle of the sheet
// 1) Move the views such that the assembly
// Origin lies on the same on the origin of sheet
p = assemblyInst.GetTransform().Origin;
XYZ v = transformFront.Origin - p;
XYZ translation = new XYZ(
v.DotProduct(transformFront.BasisX),
v.DotProduct(transformFront.BasisY), 0)
/ scale;
ElementTransformUtils.MoveElement(doc, vpFront.Id, translation);
v = transformLeft.Origin - p;
translation = new XYZ(
v.DotProduct(transformLeft.BasisX),
v.DotProduct(transformLeft.BasisY), 0)
/ scale;
ElementTransformUtils.MoveElement(doc, vpLeft.Id, translation);
// 2) Move the views such that the assembly
// origin lies on the center of the sheet
double width = 840 * 0.0032808399;
double height = 594 * 0.0032808399;
XYZ sheetMidpoint = (vSheet.Origin + XYZ.BasisX * width + XYZ.BasisY * height) / 2.0;
ElementTransformUtils.MoveElement(doc, vpFront.Id, sheetMidpoint);
ElementTransformUtils.MoveElement(doc, vpLeft.Id, sheetMidpoint);
// Once the views are on the middle, move the
// left view to the left of the front view:
// Do the correct translations to suit the
// defined layout
translation = XYZ.BasisX * (
-((outline1.MinimumPoint.X - outline1.MinimumPoint.X)
/ 2 + (outline2.MinimumPoint.X - outline2.MinimumPoint.X) + 1));
ElementTransformUtils.MoveElement(doc, vpLeft.Id, translation);
doc.Regenerate();
// Restore view crop boxes
frontView.CropBox = savedBoxFront;
frontView.CropBoxActive = frontCropActive;
frontView.CropBoxVisible = frontCropVisible;
param = frontView.get_Parameter(_bipFarOffset);
if (param != null)
{
param.Set(farClipFront);
}
leftView.CropBox = savedBoxLeft;
leftView.CropBoxActive = leftCropActive;
leftView.CropBoxVisible = leftCropVisible;
param = leftView.get_Parameter(_bipFarOffset);
if (param != null)
{
param.Set(farClipLeft);
}
trans.Commit();
}
return(Result.Succeeded);
}
private static BoundingBoxXYZ GetBoundingBox(List <Element> elements)
{
BoundingBoxXYZ boundingBox = new BoundingBoxXYZ();
try
{
boundingBox.Enabled = true;
for (int i = 0; i < 3; i++)
{
boundingBox.set_MinEnabled(i, true);
boundingBox.set_MaxEnabled(i, true);
boundingBox.set_BoundEnabled(0, i, true);
boundingBox.set_BoundEnabled(1, i, true);
}
BoundingBoxXYZ tempBoundingBox = elements.First().get_BoundingBox(null);
if (null != tempBoundingBox)
{
tempBoundingBox.Enabled = true;
double maxX = tempBoundingBox.Max.X;
double maxY = tempBoundingBox.Max.Y;
double maxZ = tempBoundingBox.Max.Z;
double minX = tempBoundingBox.Min.X;
double minY = tempBoundingBox.Min.Y;
double minZ = tempBoundingBox.Min.Z;
foreach (Element element in elements)
{
try
{
BoundingBoxXYZ bbBox = element.get_BoundingBox(null);
if (null != boundingBox)
{
bbBox.Enabled = true;
if (bbBox.Max.X > maxX)
{
maxX = bbBox.Max.X;
}
if (bbBox.Max.Y > maxY)
{
maxY = bbBox.Max.Y;
}
if (bbBox.Max.Z > maxZ)
{
maxZ = bbBox.Max.Z;
}
if (bbBox.Min.X < minX)
{
minX = bbBox.Min.X;
}
if (bbBox.Min.Y < minY)
{
minY = bbBox.Min.Y;
}
if (bbBox.Min.Z < minZ)
{
minZ = bbBox.Min.Z;
}
}
}
catch
{
continue;
}
}
XYZ xyzMax = new XYZ(maxX, maxY, maxZ);
XYZ xyzMin = new XYZ(minX, minY, minZ);
boundingBox.set_Bounds(0, xyzMin);
boundingBox.set_Bounds(1, xyzMax);
}
}
catch (Exception ex)
{
MessageBox.Show("Failed to get bounding box XYZ.\n" + ex.Message, "Get Bounding Box", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
return(boundingBox);
}
private OrthogonalCamera GetOrthogonalCamera(Dictionary <int, ElementProperties> elementDictionary, string imagePath)
{
OrthogonalCamera orthoCamera = new OrthogonalCamera();
try
{
BoundingBoxXYZ boundingBox = new BoundingBoxXYZ();
boundingBox.Enabled = true;
for (int i = 0; i < 3; i++)
{
boundingBox.set_MinEnabled(i, true);
boundingBox.set_MaxEnabled(i, true);
boundingBox.set_BoundEnabled(0, i, true);
boundingBox.set_BoundEnabled(1, i, true);
}
BoundingBoxXYZ tempBoundingBox = elementDictionary.First().Value.RevitElement.get_BoundingBox(null);
tempBoundingBox.Enabled = true;
double maxX = tempBoundingBox.Max.X;
double maxY = tempBoundingBox.Max.Y;
double maxZ = tempBoundingBox.Max.Z;
double minX = tempBoundingBox.Min.X;
double minY = tempBoundingBox.Min.Y;
double minZ = tempBoundingBox.Min.Z;
List <ElementId> elementIds = new List <ElementId>();
Dictionary <int, Category> categories = new Dictionary <int, Category>();
foreach (ElementProperties ep in elementDictionary.Values)
{
Element element = ep.RevitElement;
if (null != element)
{
try
{
if (!categories.ContainsKey(element.Category.Id.IntegerValue))
{
categories.Add(element.Category.Id.IntegerValue, element.Category);
}
BoundingBoxXYZ bbBox = element.get_BoundingBox(null);
bbBox.Enabled = true;
elementIds.Add(element.Id);
if (null != boundingBox)
{
if (bbBox.Max.X > maxX)
{
maxX = bbBox.Max.X;
}
if (bbBox.Max.Y > maxY)
{
maxY = bbBox.Max.Y;
}
if (bbBox.Max.Z > maxZ)
{
maxZ = bbBox.Max.Z;
}
if (bbBox.Min.X < minX)
{
minX = bbBox.Min.X;
}
if (bbBox.Min.Y < minY)
{
minY = bbBox.Min.Y;
}
if (bbBox.Min.Z < minZ)
{
minZ = bbBox.Min.Z;
}
}
}
catch
{
continue;
}
}
}
XYZ xyzMax = new XYZ(maxX, maxY, maxZ);
XYZ xyzMin = new XYZ(minX, minY, minZ);
boundingBox.set_Bounds(0, xyzMin);
boundingBox.set_Bounds(1, xyzMax);
ViewFamilyType view3dFamilyType = null;
FilteredElementCollector collector = new FilteredElementCollector(m_doc);
List <Element> elements = collector.OfClass(typeof(ViewFamilyType)).ToElements().ToList();
foreach (Element element in elements)
{
ViewFamilyType viewfamilytype = element as ViewFamilyType;
if (viewfamilytype.ViewFamily == ViewFamily.ThreeDimensional)
{
view3dFamilyType = viewfamilytype; break;
}
}
if (null != view3dFamilyType)
{
using (TransactionGroup transGroup = new TransactionGroup(m_doc))
{
transGroup.Start("Start Creating View 3D");
using (Transaction trans = new Transaction(m_doc))
{
trans.Start("Create View");
View3D view3d = View3D.CreateIsometric(m_doc, view3dFamilyType.Id);
view3d.SetSectionBox(boundingBox);
view3d.GetSectionBox().Enabled = true;
view3d.DetailLevel = ViewDetailLevel.Fine;
foreach (Category category in categories.Values)
{
if (category.get_AllowsVisibilityControl(view3d))
{
#if RELEASE2017 || RELEASE2018
view3d.SetCategoryHidden(category.Id, false);
#else
view3d.SetVisibility(category, true);
#endif
}
}
view3d.get_Parameter(BuiltInParameter.MODEL_GRAPHICS_STYLE).Set(4);
//m_app.ActiveUIDocument.ActiveView = view3d;
//m_app.ActiveUIDocument.RefreshActiveView();
XYZ eyePostion = view3d.GetOrientation().EyePosition;
Point viewPoint = new Point();
viewPoint.X = eyePostion.X; viewPoint.Y = eyePostion.Y; viewPoint.Z = eyePostion.Z;
orthoCamera.CameraViewPoint = viewPoint;
XYZ forwardDirection = view3d.GetOrientation().ForwardDirection;
Direction fDirection = new Direction();
fDirection.X = forwardDirection.X; fDirection.Y = forwardDirection.Y; fDirection.Z = forwardDirection.Z;
orthoCamera.CameraDirection = fDirection;
XYZ upDirection = view3d.GetOrientation().UpDirection;
Direction uDirection = new Direction();
uDirection.X = upDirection.X; uDirection.Y = upDirection.Y; uDirection.Z = upDirection.Z;
orthoCamera.CameraUpVector = uDirection;
orthoCamera.ViewToWorldScale = view3d.Scale;
m_app.ActiveUIDocument.RefreshActiveView();
trans.Commit();
trans.Start("Export Image");
//create snapshot.png
ImageExportOptions option = new ImageExportOptions();
option.HLRandWFViewsFileType = ImageFileType.PNG;
option.ImageResolution = ImageResolution.DPI_300;
option.ShouldCreateWebSite = false;
option.ExportRange = ExportRange.SetOfViews;
option.FilePath = imagePath;
List <ElementId> viewIds = new List <ElementId>();
viewIds.Add(view3d.Id);
option.SetViewsAndSheets(viewIds);
if (ImageExportOptions.IsValidFileName(option.FilePath))
{
m_doc.ExportImage(option);
}
trans.Commit();
}
transGroup.RollBack();
}
if (File.Exists(imagePath))
{
File.Delete(imagePath);
}
string[] fileNames = Directory.GetFiles(Path.GetDirectoryName(imagePath), "snapshot*");
foreach (string fName in fileNames)
{
if (Path.GetExtension(fName) == ".png" || Path.GetExtension(fName) == ".jpg")
{
File.Move(fName, imagePath);
if (File.Exists(fName))
{
File.Delete(fName);
}
}
}
}
}
catch (Exception ex)
{
MessageBox.Show("Failed to get the orthogonal camera.\n" + ex.Message, "Get Orthogonal Camera", MessageBoxButton.OK, MessageBoxImage.Warning);
}
return(orthoCamera);
}