protected override bool OnLoad(Metadata.LoadContext context, TextBlock block, out string error)
{
if (!base.OnLoad(context, block, out error))
{
return(false);
}
//!!!!Mask хранить в файле
return(true);
}
static bool LoadContext_IsAllChildrenLoaded(Metadata.LoadContext context, Metadata.LoadContext.ComponentItem item)
{
foreach (var child in item.children)
{
if (!child.loaded)
{
return(false);
}
}
return(true);
}
protected override bool OnLoad(Metadata.LoadContext context, TextBlock block, out string error)
{
if (!base.OnLoad(context, block, out error))
{
return(false);
}
//old version compatibility
if (block.AttributeExists("NodePosition"))
{
Position = Vector2I.Parse(block.GetAttribute("NodePosition"));
}
return(true);
}
static bool LoadContext_InitComponentItemsRecursive(Metadata.LoadContext context, Metadata.LoadContext.ComponentItem componentItem, out string error)
{
context.allComponentItemsCreationOrder.Add(componentItem);
var block = componentItem.textBlock;
//load Name property
if (block.AttributeExists("Name"))
{
componentItem.name = block.GetAttribute("Name");
}
//components
List <Metadata.LoadContext.ComponentItem> children = new List <Metadata.LoadContext.ComponentItem>();
foreach (TextBlock childBlock in block.Children)
{
if (childBlock.Name == ".component")
{
//!!!!!!что тут с пересечениями
if (string.IsNullOrEmpty(childBlock.Data))
{
error = "Invalid format. Component type is not specified.";
return(false);
}
Metadata.LoadContext.ComponentItem child = new Metadata.LoadContext.ComponentItem();
child.parent = componentItem;
child.textBlock = childBlock;
if (!LoadContext_InitComponentItemsRecursive(context, child, out error))
{
return(false);
}
children.Add(child);
}
}
componentItem.children = children.ToArray();
context.allComponentItemsSerializationOrder.Add(componentItem);
error = "";
return(true);
}
static void LoadContext_ProcessComponentsCreation(Metadata.LoadContext context, out bool changed, out bool finished, ESet <string> unableToGetTypeName)
{
changed = false;
finished = true;
foreach (var item in context.allComponentItemsCreationOrder)
{
LoadContext_ProcessComponentCreation(context, item, out bool changed2, out bool finished2, unableToGetTypeName);
if (changed2)
{
changed = true;
}
if (!finished2)
{
finished = false;
}
}
}
static bool LoadContext_ProcessComponentSerialization(Metadata.LoadContext context, Metadata.LoadContext.ComponentItem item,
out bool changed, out bool finished, out string error)
{
changed = false;
if (item.component != null && !item.loaded && LoadContext_IsAllChildrenLoaded(context, item))
{
if (!item.component._Load(context, item.textBlock, out var error2))
{
error = error2 + $" Component \'{item.component.GetPathFromRoot( true )}\'.";
finished = false;
return(false);
}
item.component.providedTypeAllow = true;
item.loaded = true;
changed = true;
}
finished = item.loaded;
error = "";
return(true);
}
static bool LoadContext_ProcessComponentsSerialization(Metadata.LoadContext context, out bool changed, out bool finished, out string error)
{
changed = false;
finished = true;
foreach (var item in context.allComponentItemsSerializationOrder)
{
if (!LoadContext_ProcessComponentSerialization(context, item, out bool changed2, out bool finished2, out error))
{
return(false);
}
if (changed2)
{
changed = true;
}
if (!finished2)
{
finished = false;
}
}
error = "";
return(true);
}
//!!!!
//static void LoadContext_ProcessNotCompiledComponentItems( Metadata.LoadContext context, out bool changed )
//{
// changed = false;
// var items = context.GetNotCompiledItems();
// if( items.Count != 0 )
// {
// //creation stage
// foreach( var item in items )
// {
// //try create component
// if( item.component == null && item.parent != null && item.parent.component != null )
// {
// //!!!!
// xx xx;
// //if( componentBlock.Data == "_Dev\\Import3D\\ColladaTest2.dae:Originals\\Materials\\ColladaTestStoneStatic" )
// // Log.Warning( "dfgdfg" );
// xx xx;
// bool readyOnly = xx;
// Metadata.TypeInfo type = MetadataManager.GetType( item.textBlock.Data );
// xx xx;//загружен тип должен быть
// if( type == null )
// {
// xx xx;
// //!!!!
// Log.Fatal( "impl" );
// }
// xx xx;//а также проверять на loaded. клонироваться же
// item.component = (Component)type.InvokeInstance( null );
// item.component.providedTypeAllow = false;
// //!!!!!!так?
// item.parent.component.AddComponent( item.component );
// //!!!!
// //string error3;
// //if( !component._LoadHierarchy( context, componentBlock, out error3 ) )
// //{
// // //!!!!
// // Log.Fatal( "impl" );
// // //!!!!!?
// // //RemoveComponent
// // //component = null;
// //}
// changed = true;
// }
// }
// //if changed on creation stage then reply creation stage
// if( changed )
// return;
// //loading properties stage
// {
// xx xx;
// }
// xx xx;
// xx xx;
// //changed = true;
// }
//}
//static void LoadContext_ProcessComponentItemsRecursive( Metadata.LoadContext.ComponentItem componentItem )
//{
//}
//public static bool LoadComponentFromTextBlock( Component component, Metadata.LoadContext overrideContextObject, TextBlock block, string loadedFromFile, out string error )
//{
// xx xx;
// xx xx;
// loadedFromFile = VirtualPathUtils.NormalizePath( loadedFromFile );
// Metadata.LoadContext context = overrideContextObject;
// if( context == null )
// context = new Metadata.LoadContext();
// context.virtualFileName = loadedFromFile;
// error = "";
// if( block.Children.Count != 1 )
// {
// //!!!!
// Log.Fatal( "impl" );
// }
// TextBlock componentBlock = block.Children[ 0 ];
// if( componentBlock.Name != ".component" )
// {
// //!!!!
// Log.Fatal( "impl" );
// }
// if( string.IsNullOrEmpty( componentBlock.Data ) )
// {
// //!!!!
// Log.Fatal( "impl" );
// }
// //get type
// Metadata.TypeInfo type = MetadataManager.GetType( componentBlock.Data );
// if( type == null )
// {
// //!!!!
// Log.Fatal( "impl" );
// }
// xx xx;
// //create instance
// var component = (Component)type.InvokeInstance( null );
// //create context, init tree structure of components
// context.rootComponentItem = new Metadata.LoadContext.ComponentItem();
// context.rootComponentItem.textBlock = componentBlock;
// LoadContext_InitComponentItemsRecursive( context, context.rootComponentItem );
// //processing
// context.rootComponentItem.component = component;
// LoadContext_ProcessComponentItems( context );
// if( !context.rootComponentItem.loaded )
// {
// //!!!!
// Log.Fatal( "impl" );
// }
// return true;
//}
public static Component LoadComponentFromTextBlock(Metadata.LoadContext overrideContextObject, TextBlock block, string loadedFromFile,
Resource.Instance createdByResource, bool?componentSetEnabled, bool componentCreateHierarchyController, out string error)
{
loadedFromFile = VirtualPathUtility.NormalizePath(loadedFromFile);
Metadata.LoadContext context = overrideContextObject;
if (context == null)
{
context = new Metadata.LoadContext();
}
context.virtualFileName = loadedFromFile;
error = "";
if (block.Children.Count != 1)
{
error = "Invalid format. block.Children.Count != 1";
return(null);
}
TextBlock componentBlock = block.Children[0];
if (componentBlock.Name != ".component")
{
error = "Invalid format. componentBlock.Name != \".component\"";
return(null);
}
if (string.IsNullOrEmpty(componentBlock.Data))
{
error = "Invalid format. string.IsNullOrEmpty( componentBlock.Data )";
return(null);
}
//get type
Metadata.TypeInfo type = MetadataManager.GetType(componentBlock.Data);
if (type == null)
{
error = $"Type with name \'{componentBlock.Data}\' is not exists.";
return(null);
}
//create instance
var component = (Component)type.InvokeInstance(null);
//set ResultObject for resource
if (createdByResource != null)
{
createdByResource.ResultObject = component;
}
//create hierarchy controller. disabled at creation.
if (componentCreateHierarchyController)
{
ComponentUtility.CreateHierarchyControllerForRootComponent(component, createdByResource, false); //, true );
}
//create context, init tree structure of components
context.rootComponentItem = new Metadata.LoadContext.ComponentItem();
context.rootComponentItem.textBlock = componentBlock;
if (!LoadContext_InitComponentItemsRecursive(context, context.rootComponentItem, out error))
{
component?.Dispose();
return(null);
}
//processing
context.rootComponentItem.component = component;
if (!LoadContext_ProcessComponentItems(context, out error))
{
component?.Dispose();
return(null);
}
if (!context.rootComponentItem.loaded)
{
error = "Root component is not loaded.";
component?.Dispose();
return(null);
}
//set Enabled
if (componentSetEnabled != null)
{
component.Enabled = componentSetEnabled.Value;
}
//enable hierarchy controller
if (component.HierarchyController != null)
{
component.HierarchyController.HierarchyEnabled = true;
}
return(component);
}
static bool LoadContext_ProcessComponentItems(Metadata.LoadContext context, out string error)
{
//базовое поведение:
//сначала вглубь создаем компоненты
//далее загружаем свойства
//если нельзя создать компоненту, то помечаем "есть дыра"
//если есть дыра, то после первого обхода смысла запускать еще раз первый нет
//нужно второй запускать (сериализацию)
//она для всех не пройдет, т.к. есть дыры
//если были изменения, то всё сначала
//!!!!сортировать компоненты
int noChangesCounter = 0;
again :;
var unableToGetTypeName = new ESet <string>();
LoadContext_ProcessComponentsCreation(context, out var changed1, out var finished, unableToGetTypeName);
if (!LoadContext_ProcessComponentsSerialization(context, out var changed2, out finished, out error))
{
return(false);
}
//check can't load
if (!changed1 && !changed2)
{
noChangesCounter++;
if (noChangesCounter == 10)
{
//error
if (unableToGetTypeName.Count != 0)
{
error = "Types with next names are not exists:";
//error = "Not all types are available. Types with next names are not available:";
foreach (var name in unableToGetTypeName)
{
error += "\r\n" + name;
}
}
else
{
error = "Unknown error, no error info.";
}
context.rootComponentItem?.component?.Dispose();
return(false);
}
}
else
{
noChangesCounter = 0;
}
if (!finished)
{
goto again;
}
if (!context.rootComponentItem.loaded)
{
Log.Fatal("never happen");
}
error = "";
return(true);
}
static void LoadContext_ProcessComponentCreation(Metadata.LoadContext context, Metadata.LoadContext.ComponentItem item,
out bool changed, out bool finished, ESet <string> unableToGetTypeName)
{
changed = false;
if (item.component == null && (item.parent != null && item.parent.component != null || item.parent == null))
{
Metadata.TypeInfo type = MetadataManager.GetType(item.textBlock.Data);
if (type != null)
{
//!!!!new
//use component by base type
if (item.parent != null && item.parent.component != null && item.textBlock.AttributeExists("CreatedByBaseType"))
{
bool createdByBaseType = bool.Parse(item.textBlock.GetAttribute("CreatedByBaseType"));
if (createdByBaseType)
{
int hierarchyIndex = int.Parse(item.textBlock.GetAttribute("CreatedByBaseTypeHierarchyIndex", "0"));
int nameIndex = int.Parse(item.textBlock.GetAttribute("CreatedByBaseTypeNameIndex", "0"));
Component useComponent = null;
foreach (var c in item.parent.component.Components)
{
if (c.Name == item.name)
{
//!!!!return true проверять может таки
c.GetBaseTypeIndex(out int baseHierarchyIndex, out string baseName, out int baseNameIndex);
if (baseHierarchyIndex == hierarchyIndex && baseNameIndex == nameIndex)
{
useComponent = c;
break;
}
}
}
if (useComponent != null)
{
item.component = useComponent;
}
}
}
if (item.component == null)
{
//create
item.component = (Component)type.InvokeInstance(null);
//remove was deleted components created by base type
{
//!!!!slowly maybe
//reverse order
foreach (TextBlock childBlock in item.textBlock.Children.GetReverse())
{
if (childBlock.Name == ".componentCreatedByBaseTypeWasDeleted")
{
int hierarchyIndex = int.Parse(childBlock.GetAttribute("CreatedByBaseTypeHierarchyIndex", "0"));
string name = childBlock.GetAttribute("CreatedByBaseTypeName");
int nameIndex = int.Parse(childBlock.GetAttribute("CreatedByBaseTypeNameIndex", "0"));
Component foundComponent = null;
foreach (var c in item.component.Components)
{
if (c.Name == name)
{
//!!!!return true проверять может таки
c.GetBaseTypeIndex(out int baseHierarchyIndex, out string baseName, out int baseNameIndex);
if (baseHierarchyIndex == hierarchyIndex && baseNameIndex == nameIndex)
{
foundComponent = c;
break;
}
}
}
if (foundComponent != null)
{
foundComponent.RemoveFromParent(false);
foundComponent.Dispose();
}
}
}
}
item.component.providedTypeAllow = false;
//!!!!new
item.component.Name = item.name;
//!!!!сортировать
item.parent.component.AddComponent(item.component);
}
changed = true;
}
else
{
unableToGetTypeName.AddWithCheckAlreadyContained(item.textBlock.Data);
}
}
finished = item.component != null;
}
