public IDocument Open(Uri uri)
{
IGameDocument activeDoc = m_documentRegistry.GetActiveDocument <IGameDocument>();
if (activeDoc != null)
{
if (!m_documentService.Close(activeDoc))
{
return(null);
}
}
List <IResource> resources = new List <IResource>(m_resourceService.Resources);
foreach (var res in resources)
{
m_resourceService.Unload(res.Uri);
}
GameDocument document = GameDocument.OpenOrCreate(uri, m_schemaLoader);
m_contextRegistry.ActiveContext = document.As <GameContext>();
return(document);
}
/// <summary>
/// Open or create new document.
/// It opens if the file exist otherwise it will creates new document
/// </summary>
public static GameDocument OpenOrCreate(Uri uri, SchemaLoader schemaLoader)
{
if (!uri.IsAbsoluteUri)
{
return(null);
}
var docRegistry = Globals.MEFContainer.GetExportedValue <GameDocumentRegistry>();
GameDocument document = docRegistry.FindDocument(uri) as GameDocument;
if (document != null)
{
return(document);
}
string filePath = uri.LocalPath;
DomNode rootNode = null;
if (File.Exists(filePath))
{
// read existing document using custom dom XML reader
using (FileStream stream = File.OpenRead(filePath))
{
var reader = new CustomDomXmlReader(uri, schemaLoader);
rootNode = reader.Read(stream, uri);
}
}
else
{
// create new document by creating a Dom node of the root type defined by the schema
rootNode = new DomNode(LevelEditorXLE.Patches.GetGameType(), Schema.gameRootElement);
rootNode.SetAttribute(Schema.gameType.nameAttribute, "Game".Localize());
}
GameObjectFolder rootFolder = Adapters.As <GameObjectFolder>(rootNode.GetChild(Schema.gameType.gameObjectFolderChild));
if (rootFolder == null)
{
// create the game object folder
rootFolder = (GameObjectFolder)GameObjectFolder.Create();
rootFolder.Name = "GameObjects".Localize("this is the name of a folder in the project lister");
rootNode.SetChild(Schema.gameType.gameObjectFolderChild, rootFolder.DomNode);
}
// create bookmarks
DomNode bookmarks = rootNode.GetChild(Schema.gameType.bookmarksChild);
if (bookmarks == null)
{
bookmarks = new DomNode(Schema.bookmarksType.Type);
rootNode.SetChild(Schema.gameType.bookmarksChild, bookmarks);
}
DomNode layersNode = rootNode.GetChild(Schema.gameType.layersChild);
if (layersNode == null)
{
layersNode = new DomNode(Schema.layersType.Type);
rootNode.SetChild(Schema.gameType.layersChild, layersNode);
}
// Create the grid
DomNode gridNode = rootNode.GetChild(Schema.gameType.gridChild);
if (gridNode == null)
{
gridNode = new DomNode(Schema.gridType.Type);
rootNode.SetChild(Schema.gameType.gridChild, gridNode);
}
document = rootNode.As <GameDocument>();
document.Uri = uri;
// Initialize Dom extensions now that the data is complete
rootNode.InitializeExtensions();
docRegistry.Add(document);
UniqueNamer uniqueNamer = new UniqueNamer('_');
foreach (DomNode node in rootNode.Subtree)
{
if (node.Type.IdAttribute != null)
{
uniqueNamer.Name(node.GetId());
}
}
// sync all the prefab instances
foreach (var node in document.As <DomNode>().Subtree.AsIEnumerable <IPrefabInstance>())
{
node.Resolve(uniqueNamer);
}
LevelEditorXLE.Patches.CreateDefaultNodes(rootNode);
if (ResolveOnLoad)
{
// resovle all the game references.
foreach (var subGame in document.GetChildList <GameReference>(Schema.gameType.gameReferenceChild))
{
subGame.Resolve();
}
LevelEditorXLE.Patches.ResolveOnLoad(document);
}
document.Dirty = false;
return(document);
}
