public static IYamlDocument FindTransformComponentForGameObject([CanBeNull] IYamlDocument gameObjectDocument)
{
// GameObject:
// m_Component:
// - component: {fileID: 1234567890}
// - component: {fileID: 1234567890}
// - component: {fileID: 1234567890}
// One of these components is the RectTransform(GUI, 2D) or Transform(3D). Most likely the first, but we can't rely on order
if (gameObjectDocument?.GetUnityObjectPropertyValue("m_Component") is IBlockSequenceNode components)
{
var file = (IYamlFile)gameObjectDocument.GetContainingFile();
foreach (var componentEntry in components.EntriesEnumerable)
{
// - component: {fileID: 1234567890}
var componentNode = componentEntry.Value as IBlockMappingNode;
var componentFileID = componentNode?.EntriesEnumerable.FirstOrDefault()?.Content.Value.AsFileID();
if (componentFileID != null && !componentFileID.IsNullReference && !componentFileID.IsExternal)
{
var component = file.FindDocumentByAnchor(componentFileID.fileID);
var componentName = component.GetUnityObjectTypeFromRootNode();
if (componentName != null && (componentName.Equals(UnityYamlConstants.RectTransformComponent) || componentName.Equals(UnityYamlConstants.TransformComponent)))
{
return(component);
}
}
}
}
return(null);
}
public static IYamlDocument GetUnityObjectDocumentFromFileIDProperty([CanBeNull] this IYamlDocument document, string key)
{
var fileID = document.GetUnityObjectPropertyValue(key).AsFileID();
if (fileID == null || fileID.IsNullReference || fileID.IsExternal)
{
return(null);
}
Assertion.AssertNotNull(document, "document != null");
var file = (IYamlFile)document.GetContainingFile();
return(file.FindDocumentByAnchor(fileID.fileID));
}
public static IYamlDocument GetTransformFromPrefabInstance(IYamlDocument prefabInstanceDocument)
{
// Prefab instance stores it's father in modification map
var prefabModification = GetPrefabModification(prefabInstanceDocument);
var fileID = prefabModification?.FindMapEntryBySimpleKey(UnityYamlConstants.TransformParentProperty)?.Content.Value.AsFileID();
if (fileID == null)
{
return(null);
}
var file = (IYamlFile)prefabInstanceDocument.GetContainingFile();
return(file.FindDocumentByAnchor(fileID.fileID));
}