private static void CreateChildElements(FrameworkElement parent, Data.Element parentTemplate, Scene scene, Schema schema)
{
foreach (var childTemplate in parentTemplate.children)
{
var go = new GameObject(childTemplate.name);
var element = CreateElement(go, childTemplate, scene, schema);
parent.AddChild(element);
}
}
private IEnumerable <Data.Element> GetElementChain(Data.Element element)
{
while (element != null)
{
yield return(element);
element = element.parent;
}
}
private Data.Element ParseElement(Core.Element template, Data.Element parent)
{
var attributes = ReadAttributes(reader);
if (!TryGetElementType(template, attributes, elementBaseType, out var ownerType, out var className))
{
throw new Exception($"Failed to get type {className}");
}
var typeInfo = ElementRegistry.GetElementType(ownerType);
var namespaces = attributes
.Where(p => NamespaceAttribute.IsNamespaceKey(p.Value) && NamespaceAttribute.IsCLRNamespace(p.Value))
.Select(p => NamespaceAttribute.Parse(p.Value).Value)
.ToList();
if (parent == null && schema.namespaces != null)
{
namespaces.Add(schema.namespaces);
}
var nsHierarchy = GetElementChain(parent)
.SelectMany(e => e.namespaces)
.Concat(namespaces);
var properties = attributes
.Where(p => typeInfo.hierarchyProps.ContainsKey(p.Key, nsHierarchy))
.ToDictionary(p => p.Key, p => p.Value);
var events = attributes
.Where(p => EventManager.HasRoutedEvent(p.Key, ownerType, nsHierarchy))
.ToDictionary(p => p.Key, p => p.Value);
return(new Data.Element
{
parent = parent,
name = reader.Name,
className = className,
type = ownerType,
rawAttributes = attributes,
properties = properties,
events = events,
namespaces = namespaces
});
}
private static FrameworkElement CreateElement(GameObject go, Data.Element template, Scene scene, Schema schema)
{
var prefab = schema.GetElementPrefab(template.name);
var instance = Instantiate(prefab, scene);
var element = (FrameworkElement)go.AddComponent(template.type);
element.gameObject.name = template.name;
element.Name = template.name;
element.schema = schema;
element.SetInstance(instance);
element.SetNamespaces(template.namespaces);
element.SetProperties(template.properties.Values);
element.SetEvents(template.events.Values);
CreateChildElements(element, template, scene, schema);
return(element);
}