public XbimModelViewModel(IfcProject project, IXbimViewModel parent)
{
xbimModel = project.ModelOf as XbimModel;
_project = project;
this.CreatingParent = parent;
IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
}
public SpatialViewModel(IfcSpatialStructureElement spatialStructure, IXbimViewModel parent)
{
xbimModel = spatialStructure.ModelOf as XbimModel;
this.spatialStructureLabel = Math.Abs(spatialStructure.EntityLabel);
CreatingParent = parent;
IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
}
private void LazyLoadAll(IXbimViewModel parent)
{
foreach (var child in parent.Children)
{
LazyLoadAll(child);
}
}
public SpatialViewModel(IfcSpatialStructureElement spatialStructure, IXbimViewModel parent)
{
xbimModel = spatialStructure.ModelOf as XbimModel;
this.spatialStructureLabel = spatialStructure.EntityLabel;
CreatingParent = parent;
// IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
}
public XbimModelViewModel(IfcProject project, IXbimViewModel parent)
{
xbimModel = project.ModelOf as XbimModel;
_project = project;
this.CreatingParent = parent;
IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
}
public IXbimViewModel FindItemBreadthFirst(IPersistEntity entity)
{
Queue <IXbimViewModel> queue = new Queue <IXbimViewModel>();
foreach (var item in HierarchySource.OfType <IXbimViewModel>())
{
queue.Enqueue(item);
}
IXbimViewModel current = queue.Dequeue();
while (current != null)
{
if (IsMatch(current, entity))
{
return(current);
}
foreach (var item in current.Children)
{
queue.Enqueue(item);
}
if (!queue.Any())
{
return(null);
}
current = queue.Dequeue();
}
return(null);
}
//public ContainedElementsViewModel(IfcSpatialStructureElement container)
//{
// xbimModel = container.ModelOf as XbimModel;
// IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
//}
public ContainedElementsViewModel(IfcSpatialStructureElement spatialElem, Type type, IXbimViewModel parent)
{
this.spatialContainerLabel = spatialElem.EntityLabel;
this.type = type;
this.xbimModel = (XbimModel) spatialElem.ModelOf;
this.CreatingParent = parent;
}
public ContainedElementsViewModel(IIfcSpatialStructureElement spatialElem, Type type, IXbimViewModel parent)
{
_spatialContainer = spatialElem;
_type = type;
Model = spatialElem.Model;
CreatingParent = parent;
}
protected void Expand(IXbimViewModel treeitem)
{
treeitem.IsExpanded = true;
foreach (var child in treeitem.Children)
{
Expand(child);
}
}
private static void LazyLoadAll(IXbimViewModel parent)
{
foreach (var child in parent.Children)
{
LazyLoadAll(child);
}
}
public SpatialViewModel(IIfcSpatialStructureElement spatialStructure, IXbimViewModel parent)
{
if (spatialStructure == null)
{
throw new ArgumentNullException("spatialStructure");
}
_model = spatialStructure.Model;
_spatialStructure = spatialStructure;
CreatingParent = parent;
}
private void Highlight(IXbimViewModel toSelect)
{
UpdateLayout();
ScrollIntoView(toSelect);
toSelect.IsSelected = true;
while (toSelect != null)
{
toSelect.IsExpanded = true;
toSelect = toSelect.CreatingParent;
}
}
public IXbimViewModel FindItemDepthFirst(IXbimViewModel node, IPersistEntity entity)
{
if (IsMatch(node, entity))
{
// node.IsExpanded = true; // commented because of new Highlighting mechanisms
return(node);
}
foreach (var child in node.Children)
{
IXbimViewModel res = FindItemDepthFirst(child, entity);
if (res != null)
{
// node.IsExpanded = true; //commented because of new Highlighting mechanisms
return(res);
}
}
return(null);
}
// todo: bonghi: this function should be changed to match IXbimViewModel directly.
// it should be possible in the redesign to build an IXbimViewModel from an IPersistIfcEntity.
private static bool IsMatch(IXbimViewModel node, IPersistIfcEntity entity)
{
return(node.Model == entity.ModelOf && node.EntityLabel == entity.EntityLabel);
}
private void Highlight(IXbimViewModel toSelect)
{
UpdateLayout();
ScrollIntoView(toSelect);
toSelect.IsSelected = true;
while (toSelect != null)
{
toSelect.IsExpanded = true;
toSelect = toSelect.CreatingParent;
}
}
public GroupViewModel(IfcGroup gr, IXbimViewModel parent)
{
this.group = gr;
CreatingParent = parent;
}
public XbimModelViewModel(IIfcProject project, IXbimViewModel parent)
{
Model = project.Model;
_project = project;
CreatingParent = parent;
}
public IfcProductModelView(IfcProduct prod, IXbimViewModel parent)
{
CreatingParent = parent;
this.product = prod;
}
// todo: bonghi: this function should be changed to match IXbimViewModel directly.
// it should be possible in the redesign to build an IXbimViewModel from an IPersistIfcEntity.
private static bool IsMatch(IXbimViewModel node, IPersistIfcEntity entity)
{
return node.Model == entity.ModelOf && node.EntityLabel == entity.EntityLabel;
}
public IXbimViewModel FindItemDepthFirst(IXbimViewModel node, IPersistIfcEntity entity)
{
if (IsMatch(node, entity))
{
// node.IsExpanded = true; // commented because of new Highlighting mechanisms
return node;
}
foreach (var child in node.Children)
{
IXbimViewModel res = FindItemDepthFirst(child, entity);
if (res != null)
{
// node.IsExpanded = true; //commented because of new Highlighting mechanisms
return res;
}
}
return null;
}
public IfcProductModelView(IIfcProduct prod, IXbimViewModel parent)
{
CreatingParent = parent;
_product = prod;
}
public XbimRefModelViewModel(IO.XbimReferencedModel refModel, IXbimViewModel parent)
{
this.CreatingParent = parent;
this.refModel = refModel;
}
protected void Expand(IXbimViewModel treeitem)
{
treeitem.IsExpanded = true;
foreach (var child in treeitem.Children)
{
Expand(child);
}
}
// todo: bonghi: this function should be changed to match IXbimViewModel directly.
// it should be possible in the redesign to build an IXbimViewModel from an IPersistEntity.
private static bool IsMatch(IXbimViewModel node, IPersistEntity entity)
{
return(Equals(node.Model, entity.Model) && node.EntityLabel == entity.EntityLabel);
}
//public ContainedElementsViewModel(IfcSpatialStructureElement container)
//{
// xbimModel = container.ModelOf as XbimModel;
// IEnumerable subs = this.Children; //call this once to preload first level of hierarchy
//}
public ContainedElementsViewModel(IfcSpatialStructureElement spatialElem, Type type, IXbimViewModel parent)
{
this.spatialContainerLabel = spatialElem.EntityLabel;
this.type = type;
this.xbimModel = (XbimModel)spatialElem.ModelOf;
this.CreatingParent = parent;
}
public XbimRefModelViewModel(IO.XbimReferencedModel refModel, IXbimViewModel parent)
{
this.CreatingParent = parent;
this.refModel = refModel;
}
public GroupViewModel(IfcGroup gr, IXbimViewModel parent)
{
this.group = gr;
CreatingParent = parent;
}
// todo: bonghi: this one is too slow on Architettonico_def.xBIM, so I'm patching it for a specific hierarchy, but it needs serious redesign for efficiency
private void Select(IPersistEntity newVal, bool tryOptimise = true)
{
if (ViewDefinition == XbimViewType.SpatialStructure && tryOptimise)
{
/*
* We know that the structure in this case looks like:
*
* XbimModelViewModel
* model.project.GetSpatialStructuralElements (into SpatialViewModel)
* model.RefencedModels (into XbimRefModelViewModel)
* model.project.GetSpatialStructuralElements (into SpatialViewModel)
*
* SpatialViewModel
* SpatialViewModel
* ContainedElementsViewModel
* IfcProductModelView
* IfcProductModelView
*
* If a model is a product then find its space with breadth first then expand to it with depth first.
* todo: bonghi: this is still not optimal, because it can only point to simple IPersistEntity and not intermediate IXbimViewModels.
*
*/
var p = newVal as IIfcProduct;
if (p != null)
{
var found = FindUnderContainingSpace(newVal, p); // direct search
if (found == null)
{
// search for composed object
var decomp = p.Decomposes.FirstOrDefault();
if (decomp?.RelatingObject is IIfcProduct) //
{
found = FindUnderContainingSpace(newVal, (IIfcProduct)(decomp.RelatingObject)); // direct search of parent through containing space
if (found != null)
{
found = FindItemDepthFirst(found, newVal); // then search for the child
}
}
else
{
// do basic search
Select(newVal, false);
}
}
if (found != null)
{
Highlight(found);
return;
}
}
// if optimised search fails revert to brute force expansion
Select(newVal, false);
}
else
{
foreach (var item in HierarchySource.OfType <IXbimViewModel>())
{
IXbimViewModel toSelect = FindItemDepthFirst(item, newVal);
if (toSelect != null)
{
Highlight(toSelect);
return;
}
}
}
}
public XbimRefModelViewModel(IReferencedModel refModel, IXbimViewModel parent)
{
CreatingParent = parent;
_refModel = refModel;
}
