public NavigationItem(TypeViewModel type)
{
Type = type;
}
private static void ExpandAll(TypeViewModel typeViewModel)
{
typeViewModel.IsExpanded = true;
foreach (var type in typeViewModel.DerivedTypes)
{
ExpandAll(type);
}
}
public void ShowGraph(TypeViewModel type)
{
Navigate(new NavigationItem(type));
}
private static void AdjustExpansion(TypeViewModel typeViewModel)
{
foreach (var type in typeViewModel.DerivedTypes)
{
if (type.DirectDescendantsCount > 3)
{
type.IsExpanded = false;
}
AdjustExpansion(type);
}
}
private static TypeGraph CreateGraph(TypeViewModel typeViewModel, bool adjustExpansion)
{
var graph = new TypeGraph(true);
if (adjustExpansion)
{
ExpandAll(typeViewModel);
if (typeViewModel.DescendantsCount > 100)
{
AdjustExpansion(typeViewModel);
}
}
else
{
typeViewModel.IsExpanded = true;
if (typeViewModel.DescendantsCount <= 100)
{
ExpandAll(typeViewModel);
}
}
var flattenedHierarchy = typeViewModel.FlattenedHierarchy;
graph.AddVertexRange(flattenedHierarchy);
foreach (var viewModel in flattenedHierarchy)
{
if (viewModel.BaseType == null || viewModel == typeViewModel)
{
continue;
}
graph.AddEdge(new Edge<TypeViewModel>(viewModel, viewModel.BaseType));
}
return graph;
}
public void Show(TypeViewModel type, bool adjustExpansion)
{
_types = null;
Type = type;
Graph = CreateGraph(type, adjustExpansion);
OnGraphChanged();
}
public void ShowDetails(TypeViewModel type)
{
TypeForDetails = type;
OnShowDetailsRequest();
}
public void ShowGraph(TypeViewModel type)
{
Navigate(new NavigationItem(type));
}
public void Expand(TypeViewModel typeViewModel)
{
typeViewModel.IsExpanded = true;
AdjustExpansion(typeViewModel);
foreach (var viewModel in typeViewModel.FlattenedHierarchy)
{
if (viewModel == typeViewModel)
{
continue;
}
Graph.AddVertex(viewModel);
if (viewModel.BaseType == null)
{
continue;
}
Graph.AddEdge(new Edge<TypeViewModel>(viewModel, viewModel.BaseType));
}
_types = null;
PerformSearch();
}
public NavigationItem(TypeViewModel type)
{
Type = type;
}
public void AddDerivedType(TypeViewModel typeViewModel)
{
_derivedTypes.Add(typeViewModel);
typeViewModel.BaseType = this;
}
private bool SatisfiesSearchTerm(TypeViewModel typeViewModel)
{
return typeViewModel
.Name.IndexOf(SearchTerm, StringComparison.InvariantCultureIgnoreCase) >= 0;
}
private TypeViewModel MarkSearchTerm(TypeViewModel type)
{
var index = type.Name.IndexOf(SearchTerm, StringComparison.InvariantCultureIgnoreCase);
type.NameStart = type.Name.Substring(0, index);
type.NameMiddle = type.Name.Substring(index, SearchTerm.Length);
type.NameEnd = type.Name.Substring(index + SearchTerm.Length);
return type;
}
public TypeViewModel ClearSearchTerm(TypeViewModel type)
{
type.ResetName();
return type;
}
