/// <summary>
/// Create a wall section as a subsection along the given external facade section
/// </summary>
/// <param name="roomPlan"></param>
/// <param name="facade"></param>
/// <param name="externalSection"></param>
/// <returns></returns>
// ReSharper disable once VirtualMemberNeverOverriden.Global (Justification: External API)
protected virtual IConfigurableFacade CreateExternalWall(IRoomPlan roomPlan, Facade facade, IConfigurableFacade externalSection)
{
Contract.Requires(roomPlan != null);
Contract.Requires(facade != null);
Contract.Requires(externalSection != null);
//Make sure the room subdivides before the facade (and thus has a chance to configure it
externalSection.GetDependencyContext().AddPrerequisite(roomPlan.Node);
//Calculate X position of subsection (map room section onto full wall section)
var at = externalSection.Section.InternalLineSegment.LongLine.ClosestPointDistanceAlongLine(facade.Section.ExternalLineSegment.Start);
var bt = externalSection.Section.InternalLineSegment.LongLine.ClosestPointDistanceAlongLine(facade.Section.ExternalLineSegment.End);
//Transform distance along facade into facade local coordinates
var minAlong = Math.Min(at, bt) * externalSection.Section.Width - externalSection.Section.Width * 0.5f;
var maxAlong = Math.Max(at, bt) * externalSection.Section.Width - externalSection.Section.Width * 0.5f;
return(new SubsectionFacade(
externalSection,
new Vector2(minAlong, -Bounds.Height / 2 + _floorThickness),
new Vector2(maxAlong, -Bounds.Height / 2 + _floorThickness + _roomHeight),
0, 1,
facade.Section
));
}
public ISubdivisionContext GetDependencyContext()
{
return(_parent.GetDependencyContext());
}