public T Get <T>(HierarchyScopes scope) where T : class, IComponent
{
T component;
// Must be before Hierarchy.
if (scope.Contains(HierarchyScopes.Root) && Root.TryGet(out component))
{
return(component);
}
// Must return if scope is Hierarchy to prevent duplicated work.
if (scope.Contains(HierarchyScopes.Hierarchy))
{
return(Root.Get <T>(HierarchyScopes.Descendants));
}
// Should be before Siblings, Children, Descendants, Parent and Ancestors for fastest resolution.
if (scope.Contains(HierarchyScopes.Self) && TryGet(out component))
{
return(component);
}
if (scope.Contains(HierarchyScopes.Siblings) && parent != null && parent.Children.Count > 0)
{
for (int i = 0; i < parent.Children.Count; i++)
{
var child = parent.Children[i];
if (child != this && child.TryGet(out component, HierarchyScopes.Self))
{
return(component);
}
}
}
// Must be before Descendants.
if (scope.Contains(HierarchyScopes.Children) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
if (children[i].TryGet(out component, HierarchyScopes.Self))
{
return(component);
}
}
}
if (scope.Contains(HierarchyScopes.Descendants) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
if (children[i].TryGet(out component, HierarchyScopes.Descendants))
{
return(component);
}
}
}
// Must be before Ancestors.
if (scope.Contains(HierarchyScopes.Parent) && parent != null)
{
if (parent.TryGet(out component, HierarchyScopes.Self))
{
return(component);
}
}
if (scope.Contains(HierarchyScopes.Ancestors) && parent != null)
{
if (parent.TryGet(out component, HierarchyScopes.Ancestors))
{
return(component);
}
}
return(null);
}
public void GetAll(List <IComponent> components, Type componentType, HierarchyScopes scope)
{
Assert.IsNotNull(components);
Assert.IsNotNull(componentType);
// Must be before Hierarchy.
if (scope.Contains(HierarchyScopes.Root))
{
components.AddRange(Root.GetAll(componentType));
}
// Must return if scope is Hierarchy to prevent duplicated work.
if (scope.Contains(HierarchyScopes.Hierarchy))
{
Root.GetAll(components, componentType, HierarchyScopes.Descendants);
return;
}
// Should be before Siblings, Children, Descendants, Parent and Ancestors for fastest resolution.
if (scope.Contains(HierarchyScopes.Self))
{
components.AddRange(GetAll(componentType));
}
if (scope.Contains(HierarchyScopes.Siblings) && parent != null && parent.Children.Count > 0)
{
for (int i = 0; i < parent.Children.Count; i++)
{
var child = parent.Children[i];
if (child != this)
{
child.GetAll(components, componentType, HierarchyScopes.Self);
}
}
}
// Must be before Descendants.
if (scope.Contains(HierarchyScopes.Children) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
children[i].GetAll(components, componentType, HierarchyScopes.Self);
}
}
if (scope.Contains(HierarchyScopes.Descendants) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
children[i].GetAll(components, componentType, HierarchyScopes.Descendants);
}
}
// Must be before Ancestors.
if (scope.Contains(HierarchyScopes.Parent) && parent != null)
{
parent.GetAll(components, componentType, HierarchyScopes.Self);
}
if (scope.Contains(HierarchyScopes.Ancestors) && parent != null)
{
parent.GetAll(components, componentType, HierarchyScopes.Ancestors);
}
}
public bool Has(IComponent component, HierarchyScopes scope)
{
Assert.IsNotNull(component);
// Must be before Hierarchy.
if (scope.Contains(HierarchyScopes.Root) && Root.Has(component))
{
return(true);
}
// Must return if scope is Hierarchy to prevent duplicated work.
if (scope.Contains(HierarchyScopes.Hierarchy))
{
return(Root.Has(component, HierarchyScopes.Descendants));
}
// Should be before Siblings, Children, Descendants, Parent and Ancestors for fastest resolution.
if (scope.Contains(HierarchyScopes.Self) && Has(component))
{
return(true);
}
if (scope.Contains(HierarchyScopes.Siblings) && parent != null && parent.Children.Count > 0)
{
for (int i = 0; i < parent.Children.Count; i++)
{
var child = parent.Children[i];
if (child != this && child.Has(component, HierarchyScopes.Self))
{
return(true);
}
}
}
// Must be before Descendants.
if (scope.Contains(HierarchyScopes.Children) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
if (children[i].Has(component, HierarchyScopes.Self))
{
return(true);
}
}
}
if (scope.Contains(HierarchyScopes.Descendants) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
if (children[i].Has(component, HierarchyScopes.Descendants))
{
return(true);
}
}
}
// Must be before Ancestors.
if (scope.Contains(HierarchyScopes.Parent) && parent != null && parent.Has(component, HierarchyScopes.Self))
{
return(true);
}
if (scope.Contains(HierarchyScopes.Ancestors) && parent != null && parent.Has(component, HierarchyScopes.Ancestors))
{
return(true);
}
return(false);
}
public void SendMessage <TId, TArg>(TId identifier, TArg argument, HierarchyScopes scope)
{
// Must be before Hierarchy.
if (scope.Contains(HierarchyScopes.Root))
{
Root.SendMessage(identifier, argument);
}
// Must return if scope is Hierarchy to prevent duplicated work.
if (scope.Contains(HierarchyScopes.Hierarchy))
{
Root.SendMessage(identifier, argument, HierarchyScopes.Descendants);
return;
}
// Should be before Siblings, Children, Descendants, Parent and Ancestors for fastest resolution.
if (scope.Contains(HierarchyScopes.Self))
{
SendMessage(identifier, argument);
}
if (scope.Contains(HierarchyScopes.Siblings) && parent != null && parent.Children.Count > 0)
{
for (int i = 0; i < parent.Children.Count; i++)
{
var child = parent.Children[i];
if (child != this)
{
child.SendMessage(identifier, argument, HierarchyScopes.Self);
}
}
}
// Must be before Descendants.
if (scope.Contains(HierarchyScopes.Children) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
children[i].SendMessage(identifier, argument, HierarchyScopes.Self);
}
}
if (scope.Contains(HierarchyScopes.Descendants) && children.Count > 0)
{
for (int i = 0; i < children.Count; i++)
{
children[i].SendMessage(identifier, argument, HierarchyScopes.Descendants);
}
}
// Must be before Ancestors.
if (scope.Contains(HierarchyScopes.Parent) && parent != null)
{
parent.SendMessage(identifier, argument, HierarchyScopes.Self);
}
if (scope.Contains(HierarchyScopes.Ancestors) && parent != null)
{
parent.SendMessage(identifier, argument, HierarchyScopes.Ancestors);
}
}