public XPreviewElement(IfcProduct ifcEntity)
: base(ifcEntity)
{
Color = ifcEntity.Description;
ProfilePath = LoadProfilePath();
XPolygon LoadProfilePath()
{
XPolygon profile = new XPolygon();
foreach (var rep in ifcEntity.Representation.Representations)
{
if (rep.RepresentationIdentifier == "Plan" && rep.RepresentationType == "Curve2D")
{
foreach (var item in rep.Items)
{
if (item is IfcPolyline polyline)
{
foreach (var point in polyline.Points)
{
profile.Add(new XbimPoint3D(point.X, point.Y, point.Z));
}
}
}
}
}
return(profile);
}
}
private static Paths ToPaths(XPolygon polygon, double scaleBy = 1)
{
Paths paths = new Paths();
paths.Add(ToPath(polygon, scaleBy));
return(paths);
}
private static List <XPolygon> FromPolyTree(PolyNode results, PathOrientation subjectOrientation, double scaleBy = 1000)
{
List <XPolygon> polygons = new List <XPolygon>();
foreach (PolyNode child in results.Childs)
{
PathOrientation orientation = Clipper.Orientation(child.Contour) == true ? PathOrientation.Anticlockwise : PathOrientation.Clockwise;
XPolygon polygon = FromPath(child.Contour, scaleBy);
polygons.Add(polygon);
foreach (PolyNode childNode in child.Childs)
{
//polygon.InnerPaths.Add(FromPath(childNode.Contour, scaleBy));
//List<SimplePolygon> childPolygons = FromPolyTree(childNode, subjectOrientation, scaleBy);
//polygons.AddRange(childPolygons);
}
if (orientation != subjectOrientation)
{
polygon.Reverse();
}
//polygon.MakeLines();
}
return(polygons);
}
/// <summary>
/// Creates a transformed copy of the polygon
/// </summary>
/// <param name="transform"></param>
/// <returns></returns>
public XPolygon Transformed(XbimMatrix3D transform)
{
XPolygon transformed = new XPolygon();
ForEach(p => transformed.Add(transform.Transform(p)));
return(transformed);
}
private XPreviewBuilding CreateGarageStructure(XParameters parameters)
{
XbimPoint3D location = parameters.Perimeter.First();
XPolygon perimeter = parameters.Perimeter.Normalized(location);
// Create the building
XPreviewBuilding garage = new XPreviewBuilding()
{
Name = parameters.BuildingName,
Location = location,
ReferenceDirection = new XbimVector3D(1, 0, 0),
Axis = new XbimVector3D(0, 0, 1)
};
// Building stories
for (int i = 0; i < parameters.NumberOfFloors; i++)
{
XPreviewBuildingStory story = new XPreviewBuildingStory
{
Name = "Floor " + (i + 1).ToString(),
Location = new XbimPoint3D(0, 0, i * parameters.FloorToFloor),
ReferenceDirection = new XbimVector3D(1, 0, 0),
Axis = new XbimVector3D(0, 0, 1),
Container = garage,
StoryNumber = (i + 1),
};
}
return(garage);
}
/// <summary>
/// Creates an identical copy of the polygon
/// </summary>
/// <returns></returns>
public XPolygon Clone()
{
XPolygon copy = new XPolygon();
ForEach(pt => copy.Add(new XbimPoint3D(pt.X, pt.Y, pt.Z)));
return(copy);
}
private void CreateCorridorWalls(XPreviewBuildingStory story)
{
XbimPoint3D p1 = new XbimPoint3D(0, parameters.CorridorWidth, 0);
XbimPoint3D p2 = new XbimPoint3D(parameters.ReferenceLine.Length, parameters.CorridorWidth, 0);
XPolygon wallProfile = CreateWallProfile(p1.Distance(p2));
XPreviewWall wall = new XPreviewWall
{
Name = "Wall ",
Location = new XbimPoint3D(0, -parameters.CorridorWidth / 2, 0),
ProfilePath = wallProfile.Clone(),
Thickness = parameters.InteriorWallThickness,
Height = parameters.CeilingElevation,
Container = story
};
wall = new XPreviewWall
{
Name = "Wall ",
Location = new XbimPoint3D(0, parameters.CorridorWidth / 2, 0),
ProfilePath = wallProfile.Clone(),
Thickness = parameters.InteriorWallThickness,
Height = parameters.CeilingElevation,
Container = story
};
}
public XPolygon Normalized(XbimPoint3D origin)
{
XPolygon temp = new XPolygon();
ForEach(pt => temp.Add(new XbimPoint3D(pt.X, pt.Y, pt.Z)));
temp.Normalize(origin);
return(temp);
}
public List <XPolygon> Clip(ClipType clipType, XPolygon clip, double scaleBy = 1000)
{
return(XPolygon.Clip(clipType, new List <XPolygon>()
{
this
}, new List <XPolygon>()
{
clip
}, scaleBy));
}
private XPolygon CreateProfileP(double wallThickness)
{
double unitWidth = UnitWidth - wallThickness;
double unitDepth = UnitDepth - wallThickness;
XPolygon profile = new XPolygon();
profile.Add(new XbimPoint3D(-unitWidth / 2, UnitDepth / 2, 0));
profile.Add(new XbimPoint3D(unitWidth / 2, UnitDepth / 2, 0));
profile.Add(new XbimPoint3D(unitWidth / 2, -unitDepth / 2, 0));
profile.Add(new XbimPoint3D(-unitWidth / 2, -unitDepth / 2, 0));
return(profile);
}
private static XPolygon FromPath(Path clipPath, double scaleBy = 1)
{
XPolygon path = new XPolygon();
foreach (IntPoint pt in clipPath)
{
XbimPoint3D p = new XbimPoint3D(pt.X / scaleBy, pt.Y / scaleBy, 0);
//p.UserData = pt.userData;
path.Add(p);
}
return(path);
}
/// <summary>
/// Creates the internal wall profile from two points on the cenbter line and a thickness
/// </summary>
/// <param name="p1"></param>
/// <param name="p2"></param>
/// <returns></returns>
private XPolygon CreateWallProfile(double length)
{
XPolygon wallProfile = new XPolygon
{
new XbimPoint3D(0, -parameters.InteriorWallThickness / 2, 0),
new XbimPoint3D(length, -parameters.InteriorWallThickness / 2, 0),
new XbimPoint3D(length, parameters.InteriorWallThickness / 2, 0),
new XbimPoint3D(0, parameters.InteriorWallThickness / 2, 0)
};
return(wallProfile);
}
private XPolygon CreateCorridorSpaceProfile(double wallThickness)
{
double width = parameters.CorridorWidth - wallThickness;
// Transform the line to be in building coordinates;
XLine refLine = parameters.ReferenceLine.Transformed(building.InverseGlobalTransform);
// Create the profile. To be consistent the profile is centered at the mid point
// starts upper left and is oriented clockwise
XPolygon profile = new XPolygon
{
new XbimPoint3D(-refLine.Length / 2, width / 2, 0),
new XbimPoint3D(refLine.Length / 2, width / 2, 0),
new XbimPoint3D(refLine.Length / 2, -width / 2, 0),
new XbimPoint3D(-refLine.Length / 2, -width / 2, 0)
};
return(profile);
}
/// <summary>
/// Creates the corridor space
/// </summary>
/// <param name="story"></param>
private void CreateCorridorSpace(XPreviewBuildingStory story)
{
// Transform the line to be in building coordinates;
XLine refLine = parameters.ReferenceLine.Transformed(building.InverseGlobalTransform);
// Craete the profile
XPolygon profile = CreateCorridorSpaceProfile(parameters.InteriorWallThickness);
// Location will be at the center of the reference line
XbimPoint3D location = refLine.MidPoint;
XPreviewSpace space = new XPreviewSpace
{
Name = "Corridor " + story.StoryNumber.ToString(),
ProfilePath = profile,
Height = parameters.CeilingElevation,
Location = location,
Container = story,
Color = "#afafaf"
};
}
private void CreateSlabs(XPreviewBuildingStory story)
{
// For which we need the total footprint as defined by the units. But we can't boolean them together
// because there are gaps between the spaces now - arrrghhhh!
// Make the corridor polygon and then make each unit and boolean add them.
XPolygon corridor = CreateCorridorSpaceProfile(0).Transformed(story.Elements.First().LocalTransform);
List <XPolygon> results = new List <XPolygon>()
{
corridor
};
foreach (XPreviewSpace space in story.Elements.Where(elem => elem is XPreviewSpace space && space.LongName != null))
{
// Find the relating unit definition so we can create a polygon the extents of width and depth
UnitParameters unitdef = unitsToCreate.Find(u => u.UnitType == space.LongName);
if (unitdef != null)
{
XPolygon fullProfile = unitdef.CreateFullSizeProfile().Transformed(space.LocalTransform);
results = XPolygon.Clip(ClipType.ctUnion, results, new List <XPolygon>()
{
fullProfile
});
}
}
// We will place the slab at 0,0,0 on the story
XPreviewSlab slab = new XPreviewSlab
{
Name = "Slab " + story.StoryNumber,
ProfilePath = results.First(),
Thickness = parameters.InterzoneSlabThickness,
Container = story,
Height = -parameters.InterzoneSlabThickness
};
}