public static List <IfWall> GetWalls(IfStory ifStory)
{
List <IfWall> wallsList = new List <IfWall>();
var walls = ifStory.IfcStory.ContainsElements
.FirstOrDefault()
.RelatedElements.OfType <IIfcWall>();
foreach (var wall in walls)
{
var dir = ((IIfcAxis2Placement3D)((IIfcLocalPlacement)wall.ObjectPlacement).RelativePlacement).RefDirection;
var recD = wall.Representation.Representations
.SelectMany(a => a.Items)
.OfType <IIfcExtrudedAreaSolid>().Select(a => a.SweptArea)
.OfType <IIfcRectangleProfileDef>().FirstOrDefault() ??
wall.Representation.Representations
.SelectMany(a => a.Items)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcExtrudedAreaSolid>().Select(a => a.SweptArea)
.OfType <IIfcRectangleProfileDef>().FirstOrDefault() ??
wall.Representation.Representations
.SelectMany(a => a.Items)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcExtrudedAreaSolid>().Select(a => a.SweptArea)
.OfType <IIfcRectangleProfileDef>().FirstOrDefault() ??
wall.Representation.Representations
.SelectMany(a => a.Items)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcBooleanClippingResult>().Select(a => a.FirstOperand)
.OfType <IIfcExtrudedAreaSolid>().Select(a => a.SweptArea)
.OfType <IIfcRectangleProfileDef>().FirstOrDefault();
//get the wall x,y,z
if (recD != null)
{
IfWall crntWall = new IfWall(ifStory.IfModel, wall)
{
Story = ifStory,
IfModel = ifStory.IfModel
};
if (dir != null && dir.X < 0)
{
crntWall.Direction = Direction.Negative;
}
else
{
crntWall.Direction = Direction.Positive;
}
wallsList.Add(crntWall);
}
}
return(wallsList);
}
public static List <IfOpening> GetOpenings(IfWall ifWall)
{
var openings = new List <IfOpening>();
IfOpening ifopening;
foreach (var opening in ifWall.IfcWall.HasOpenings)
{
ifopening = new IfOpening(ifWall, opening);
var opnng = (IIfcAxis2Placement3D)((IIfcLocalPlacement)opening
.RelatedOpeningElement.ObjectPlacement).RelativePlacement;
var oLocation = opnng.Location;//get opening location point
var recProfile = opening.RelatedOpeningElement.Representation.Representations.SelectMany(a => a.Items)
.OfType <IIfcExtrudedAreaSolid>().Select(a => a.SweptArea)
.OfType <IIfcRectangleProfileDef>().FirstOrDefault(); //get rec profile
var recDepth = opening.RelatedOpeningElement.Representation.
Representations.SelectMany(a => a.Items).
OfType <IIfcExtrudedAreaSolid>().Select(a => a.Depth).FirstOrDefault();
//get filling elment doors or windows
var voids = ((IfcOpeningElement)opening.RelatedOpeningElement)
.HasFillings.FirstOrDefault();
var voidsPlacement = (IfcLocalPlacement)voids.RelatedBuildingElement.ObjectPlacement;
ifopening.LocalPlacement = voidsPlacement;
var dir = ((IIfcAxis2Placement3D)voidsPlacement.RelativePlacement).RefDirection;
string filling = " ";
if (voids != null)
{
filling = voids.RelatedBuildingElement.GetType().Name;
}
else
{
filling = "not Defined";
}
ifopening.IfLocation = new IfLocation(Length.FromFeet(oLocation.X).Inches, Length.FromFeet(oLocation.Y).Inches, Length.FromFeet(oLocation.Z).Inches);
ifopening.IfDimension = new IfDimension(Length.FromFeet(recProfile.YDim).Inches, Length.FromFeet(recDepth).Inches, Length.FromFeet(recProfile.XDim).Inches);
switch (filling)
{
case "IfcDoor":
ifopening.OpeningType = OpeningType.Door;
ifopening.IfDimension = new IfDimension(Length.FromFeet(recProfile.XDim).Inches, Length.FromFeet(recDepth).Inches, Length.FromFeet(recProfile.YDim).Inches);
break;
case "IfcWindow":
ifopening.OpeningType = OpeningType.Window;
ifopening.IfDimension = new IfDimension(Length.FromFeet(recProfile.YDim).Inches, Length.FromFeet(recDepth).Inches, Length.FromFeet(recProfile.XDim).Inches);
break;
default:
ifopening.OpeningType = OpeningType.Window;
break;
}
if (dir != null && dir.X < 0)
{
ifopening.Direction = Direction.Negative;
//ifopening.Flip(Axis.xAxis);
}
else
{
ifopening.Direction = Direction.Positive;
}
openings.Add(ifopening);
}
return(openings);
}
public IfOpening(IfWall ifWall, IIfcRelVoidsElement ifcOpening) : base(ifWall.IfModel)
{
IfWall = ifWall;
IfcOpening = ifcOpening;
}
public IfStud(IfWall wall) : base(wall.IfModel)
{
IfWall = wall;
}
