public Result Execute(
ExternalCommandData commandData,
ref String message,
ElementSet elements)
{
UIApplication app = commandData.Application;
Document doc = app.ActiveUIDocument.Document;
FilteredElementCollector a;
Parameter p;
int n;
#region Using the obsolete TitleBlocks property
#if BEFORE_REVIT_2015
// The TitleBlocks property was declared deprecated
// in the Revit 2014 API, and removed in Revit 2015.
// Using the obsolete deprecated TitleBlocks property
FamilySymbolSet titleBlocks = doc.TitleBlocks;
n = titleBlocks.Size;
Debug.Print(
"{0} title block element type{1} listed "
+ "in doc.TitleBlocks collection{2}",
n,
( 1 == n ? "" : "s" ),
( 0 == n ? "." : ":" ) );
string s;
foreach( FamilySymbol tb in titleBlocks )
{
// these are the family symbols,
// i.e. the title block element types,
// i.e. not instances, i.e. not sheets,
// and they obviously do not have any sheet
// number, width or height, so 's' ends up empty:
s = GetParameterValueString( tb, BuiltInParameter.SHEET_NUMBER )
+ GetParameterValueString( tb, BuiltInParameter.SHEET_WIDTH )
+ GetParameterValueString( tb, BuiltInParameter.SHEET_HEIGHT );
Debug.Print(
"Title block element type {0} {1}" + s,
tb.Name, tb.Id.IntegerValue );
}
#endif // BEFORE_REVIT_2015
#endregion // Using the obsolete TitleBlocks property
// Using this filter returns the same elements
// as the doc.TitleBlocks collection:
a = new FilteredElementCollector( doc )
.OfCategory( BuiltInCategory.OST_TitleBlocks )
.OfClass( typeof( FamilySymbol ) );
n = a.ToElementIds().Count;
Debug.Print( "{0} title block element type{1} "
+ "retrieved by filtered element collector{2}",
n,
( 1 == n ? "" : "s" ),
( 0 == n ? "." : ":" ) );
foreach( FamilySymbol symbol in a )
{
Debug.Print(
"Title block element type {0} {1}",
symbol.Name, symbol.Id.IntegerValue );
}
// Retrieve the title block instances:
a = new FilteredElementCollector( doc )
.OfCategory( BuiltInCategory.OST_TitleBlocks )
.OfClass( typeof( FamilyInstance ) );
Debug.Print( "Title block instances:" );
foreach( FamilyInstance e in a )
{
p = e.get_Parameter(
BuiltInParameter.SHEET_NUMBER );
Debug.Assert( null != p,
"expected valid sheet number" );
string sheet_number = p.AsString();
p = e.get_Parameter(
BuiltInParameter.SHEET_WIDTH );
Debug.Assert( null != p,
"expected valid sheet width" );
string swidth = p.AsValueString();
double width = p.AsDouble();
p = e.get_Parameter(
BuiltInParameter.SHEET_HEIGHT );
Debug.Assert( null != p,
"expected valid sheet height" );
string sheight = p.AsValueString();
double height = p.AsDouble();
ElementId typeId = e.GetTypeId();
Element type = doc.GetElement( typeId );
Debug.Print(
"Sheet number {0} size is {1} x {2} "
+ "({3} x {4}), id {5}, type {6} {7}",
sheet_number, swidth, sheight,
Util.RealString( width ),
Util.RealString( height ),
e.Id.IntegerValue,
type.Name, typeId.IntegerValue );
}
// Retrieve the view sheet instances:
a = new FilteredElementCollector( doc )
.OfClass( typeof( ViewSheet ) );
Debug.Print( "View sheet instances:" );
foreach( ViewSheet vs in a )
{
string number = vs.SheetNumber;
Debug.Print(
"View sheet name {0} number {1} id {2}",
vs.Name, vs.SheetNumber,
vs.Id.IntegerValue );
}
return Result.Succeeded;
}
