/// <summary>
/// The top level command.
/// </summary>
/// <param name="revit">An object that is passed to the external application
/// which contains data related to the command,
/// such as the application object and active view.</param>
/// <param name="message">A message that can be set by the external application
/// which will be displayed if a failure or cancellation is returned by
/// the external command.</param>
/// <param name="elements">A set of elements to which the external application
/// can add elements that are to be highlighted in case of failure or cancellation.</param>
/// <returns>Return the status of the external command.
/// A result of Succeeded means that the API external method functioned as expected.
/// Cancelled can be used to signify that the user cancelled the external operation
/// at some point. Failure should be returned if the application is unable to proceed with
/// the operation.</returns>
public Result Execute(ExternalCommandData revit, ref string message, ElementSet elements)
{
m_app = revit.Application.Application;
m_doc = revit.Application.ActiveUIDocument.Document;
// Find a 3D view to use for the ray tracing operation
FilteredElementCollector collector = new FilteredElementCollector(m_doc);
Func <View3D, bool> isNotTemplate = v3 => !(v3.IsTemplate);
m_view3D = collector.OfClass(typeof(View3D)).Cast <View3D>().First <View3D>(isNotTemplate);
Autodesk.Revit.UI.Selection.Selection selection = revit.Application.ActiveUIDocument.Selection;
// If skylight is selected, process it.
m_skylight = null;
if (selection.GetElementIds().Count == 1)
{
foreach (ElementId eId in selection.GetElementIds())
{
Element e = revit.Application.ActiveUIDocument.Document.GetElement(eId);
if (e is FamilyInstance)
{
FamilyInstance instance = e as FamilyInstance;
bool isWindow = (instance.Category.Id.IntegerValue == (int)BuiltInCategory.OST_Windows);
bool isHostedByRoof = (instance.Host.Category.Id.IntegerValue == (int)BuiltInCategory.OST_Roofs);
if (isWindow && isHostedByRoof)
{
m_skylight = instance;
}
}
}
}
if (m_skylight == null)
{
message = "This tool requires exactly one skylight to be selected.";
return(Result.Cancelled);
}
// Find the floor to use for the measurement (hardcoded)
ElementId id = new ElementId(150314);
m_floor = m_doc.GetElement(id) as Floor;
// Calculate the height
Line line = CalculateLineAboveFloor();
// Create a model curve to show the distance
Plane plane = m_app.Create.NewPlane(new XYZ(1, 0, 0), line.GetEndPoint(0));
SketchPlane sketchPlane = SketchPlane.Create(m_doc, plane);
ModelCurve curve = m_doc.Create.NewModelCurve(line, sketchPlane);
// Show a message with the length value
TaskDialog.Show("Distance", "Distance to floor: " + String.Format("{0:f2}", line.Length));
return(Result.Succeeded);
}
static void CheckSelectionChange()
{
Autodesk.Revit.UI.Selection.Selection selection = _uiApplication.ActiveUIDocument.Selection;
ElementId IdSelection;
ICollection <ElementId> selectedIds = selection.GetElementIds();
int PreviousId = 0;
if (selectedIds.Count == 0)
{
IdSelection = null;
PreviousId = 0;
}
else
{
IdSelection = selectedIds.ElementAt(selectedIds.Count - 1);
PreviousId = IdSelection.IntegerValue;
}
int i = 0, CurrentId = 0;
bool IsSecond = true;;
while (true)
{
Thread.Sleep(500);
if (IsSecond && RaisePeriodicEvent)
{
_PeriodicEvent.Raise();
}
IsSecond = !IsSecond;
selection = _uiApplication.ActiveUIDocument.Selection;
selectedIds = selection.GetElementIds();
if (selectedIds.Count == 0)
{
IdSelection = null;
CurrentId = 0;
}
else
{
IdSelection = selectedIds.ElementAt(selectedIds.Count - 1);
CurrentId = IdSelection.IntegerValue;
}
if (CurrentId != PreviousId)
{
if (RaiseOnSelectionEvent)
{
_SelectionChangedEvent.Raise();
}
PreviousId = CurrentId;
i++;
}
}
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
AllocConsole();//開啟主控台
Console.WriteLine("針對特定的ID及參數名稱插入參數值..");
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Autodesk.Revit.UI.Selection.Selection selElement = uidoc.Selection;
Autodesk.Revit.DB.Document doc = uidoc.Document;
//Revit 2017一定要用Document來抓Element，不再有SelElementSet類別
Dictionary <string, string> dic = new Dictionary <string, string>();
dic.Add("238494", "紀乃文到此一遊，北面牆");
dic.Add("238695", "紀乃文到此一遊，東面牆");
dic.Add("238855", "紀乃文到此一遊，西面牆");
dic.Add("238993", "紀乃文到此一遊，南面牆");
Transaction trans2 = new Transaction(doc);
trans2.Start("設定參數");//裡面這個字串不能省不然會報錯
foreach (ElementId eleId in selElement.GetElementIds())
{
Element ele = doc.GetElement(eleId);
Console.WriteLine(eleId.ToString() + "\t" + ele.Name);
this.setMark(dic, eleId, doc);
}
trans2.Commit();
Console.Read();
FreeConsole(); //和Revit配合時，一定要用程式碼將主控台關掉，如果直接把主控台視窗按掉的話，會連Revit一起關掉
return(Result.Succeeded);
}
public static extern void FreeConsole();//關閉主控台
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
AllocConsole();//開啟主控台
Console.WriteLine("以下列印出所有選取元素的ID..");
UIDocument uidoc = commandData.Application.ActiveUIDocument;
//UIDocument代表「現在正開啟的模型」
Autodesk.Revit.UI.Selection.Selection selElement = uidoc.Selection;
//Selection代表「使用者用滑鼠左鍵按住拖曳所選取的元件」
Autodesk.Revit.DB.Document doc = uidoc.Document;
//Document類別可以用來存放模型的全部或是一部份，從uidoc存取Document屬性，
//就會把整個模型放進Document類別當中
foreach (ElementId eleId in selElement.GetElementIds())
{
Element ele = doc.GetElement(eleId); //以ElementId在document當中找到對應的Element元件
//Document docSingle = ele.Document; //單一的元素也有Document屬性，但在這裡我們還不會用上
Console.WriteLine(eleId.ToString() + "\t" + ele.UniqueId + "\t" + ele.Name);
}
Console.Read(); //如果我們想要在螢幕上看到主控台的執行成果，要用Console.Read()叫它等一下，否則它會「一閃即逝」
FreeConsole(); //和Revit配合時，一定要用程式碼將主控台關掉，如果直接把主控台視窗按掉的話，會連Revit一起關掉
return(Result.Succeeded);
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
try
{
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Autodesk.Revit.UI.Selection.Selection selection = uidoc.Selection;
var collectionId = selection.GetElementIds();
if (0 == collectionId.Count)
{
TaskDialog.Show("Revit", "You haven't selected any elements.");
}
else
{
string info = "Ids of selected elements in the document are: ";
foreach (var id in collectionId)
{
info += "\n\t" + id.IntegerValue;
}
TaskDialog.Show("Revit", info);
}
}
catch (Exception e)
{
message = e.Message;
return(Autodesk.Revit.UI.Result.Failed);
}
return(Autodesk.Revit.UI.Result.Succeeded);
}
private void button1_Click(object sender, EventArgs e)
{
Autodesk.Revit.UI.Selection.Selection selElement = uidoc.Selection;
ICollection <ElementId> elementIds = selElement.GetElementIds();
foreach (ElementId elementId in elementIds)
{
Element elem = doc.GetElement(elementId);
BoundingBoxXYZ bbx = elem.get_BoundingBox(null);
//從元件取得「邊界長方體」（包覆元件邊界的長方體，如果元件本身是長方體，就會完全包覆）
//OutLine是一條線，此處等於直接拿包覆長方體的對角線來定義它
Outline outline = new Outline(bbx.Min, bbx.Max);//Min及Max各是一個點，都能存取XYZ座標
BoundingBoxIntersectsFilter filterIntersection = new BoundingBoxIntersectsFilter(outline);
//這個過濾器會取得「所有和這個BoundingBox相交的BoundingBox，並且傳回其所代表之元件」
IList <Element> Intersects =
new FilteredElementCollector(doc).WherePasses(filterIntersection).WhereElementIsNotElementType().ToElements();
StringBuilder sb = new StringBuilder("這個元件是" + elem.Category.Name + ":" + elem.Id + ":" + elem.Name + "，");
sb.AppendLine("和它相鄰的元件有：");
foreach (Element eleFiltered in Intersects)
{
try //這邊需要用try包起來，因為我發現有些Element似乎是沒有Category.Name的，這會發生空參考錯誤
{
sb.AppendLine(eleFiltered.Category.Name + ":" + eleFiltered.Id + ":" + eleFiltered.Name);
//印出相鄰元件資訊
}
catch (Exception ex)
{ }
}
sb.AppendLine("=======");
MessageBox.Show(sb.ToString());
} //end foreach
} //end fun
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Autodesk.Revit.UI.Selection.Selection selElement = uidoc.Selection;
Autodesk.Revit.DB.Document doc = uidoc.Document;
foreach (ElementId eleId in selElement.GetElementIds())
{
Element ele = doc.GetElement(eleId);
TaskDialog.Show("印出選取元件的id", eleId.ToString() + "\t" + ele.Name);
}
return(Result.Succeeded);
}
private void button1_Click(object sender, EventArgs e)
{
Transaction trans = new Transaction(doc);
trans.Start("自動貼材質");
//從Selection當中取得ElementId集合，再取得Element，這些和之前學過的都一樣
foreach (ElementId eleId in selElement.GetElementIds())
{
Element ele = doc.GetElement(eleId);
//下一行很重要！從下拉式選單裡再分離出使用者所選的材質Id
ElementId eid = new ElementId(Convert.ToInt32(this.comboBox1.Text.Split('\t')[0]));
try
{
this.PaintElementFace(ele, eid);
//然後試著塗色，為什麼要「試」，因為有一些元件像門窗是不能貼材質的，不知它們會不會拋出例外
}
catch (Exception ex) { } //但是我們面對例外就讓它do nothing就好
}
trans.Commit(); //最後認列交易
}//end fun
/// <summary>
/// This example set values to the parameter we created in the previous unit
/// </summary>
/// <param name="commandData"></param>
/// <param name="message"></param>
/// <param name="elements"></param>
/// <returns></returns>
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
UIDocument uidoc = commandData.Application.ActiveUIDocument;
Autodesk.Revit.UI.Selection.Selection selElement = uidoc.Selection;
Autodesk.Revit.DB.Document doc = uidoc.Document;
//this is the first time to use transaction object, becasue we want to modfify the BIM model
Transaction trans2 = new Transaction(doc);
trans2.Start("set values for parameters"); //you must give a name to the transaction, cannot be ignored
int k = 1;
foreach (ElementId eleId in selElement.GetElementIds())
{
Element ele = doc.GetElement(eleId);
this.setMark(k, eleId, doc);
k++;
}
trans2.Commit();
MessageBox.Show("set values to parameters successfully!");
return(Result.Succeeded);
}
