/// <summary>
/// Get the cross section information for a particular wall.
/// Will create the information if it doesn't exist.
/// </summary>
/// <param name="wallElement">The wall element.</param>
/// <returns>
/// The cross section information for a particular wall, or null if invalid.
/// </returns>
public WallCrossSectionInfo GetCrossSectionInfo(Wall wallElement)
{
if (wallElement == null)
{
return(null);
}
WallCrossSectionInfo crossSectionInfo = null;
ElementId wallId = wallElement.Id;
if (!CrossSectionCache.TryGetValue(wallId, out crossSectionInfo))
{
crossSectionInfo = WallCrossSectionInfo.Create(wallElement);
CrossSectionCache[wallId] = crossSectionInfo;
}
return(crossSectionInfo);
}
/// <summary>
/// Clears the cache.
/// </summary>
public void Clear()
{
CrossSectionCache.Clear();
}