/// <summary>
/// 收集创建目标对象所需的所有类型信息
/// </summary>
/// <param name="item"></param>
/// <param name="list"></param>
static int CollectComponentChildren(PackageItem item, List <DisplayListItem> list)
{
ByteBuffer buffer = item.rawData;
buffer.Seek(0, 2);
int dcnt = buffer.ReadShort();
DisplayListItem di;
PackageItem pi;
for (int i = 0; i < dcnt; i++)
{
int dataLen = buffer.ReadShort();
int curPos = buffer.position;
buffer.Seek(curPos, 0);
ObjectType type = (ObjectType)buffer.ReadByte();
string src = buffer.ReadS();
string pkgId = buffer.ReadS();
buffer.position = curPos;
if (src != null)
{
UIPackage pkg;
if (pkgId != null)
{
pkg = UIPackage.GetById(pkgId);
}
else
{
pkg = item.owner;
}
pi = pkg != null?pkg.GetItem(src) : null;
di = new DisplayListItem(pi, type);
if (pi != null && pi.type == PackageItemType.Component)
{
di.childCount = CollectComponentChildren(pi, list);
}
}
else
{
di = new DisplayListItem(null, type);
if (type == ObjectType.List) //list
{
di.listItemCount = CollectListChildren(buffer, list);
}
}
list.Add(di);
buffer.position = curPos + dataLen;
}
return(dcnt);
}
/// <summary>
/// 收集创建目标对象所需的所有类型信息
/// </summary>
/// <param name="item"></param>
/// <param name="list"></param>
void CollectComponentChildren(PackageItem item, List<DisplayListItem> list)
{
if (!item.decoded)
LoadComponent(item);
if (item.displayList == null)
LoadComponentChildren(item);
int cnt = item.displayList.Length;
for (int i = 0; i < cnt; i++)
{
DisplayListItem di = item.displayList[i];
if (di.packageItem != null && di.packageItem.type == PackageItemType.Component)
CollectComponentChildren(di.packageItem, list);
else if (di.type == "list") //也要收集列表的item
{
XMLList.Enumerator et = di.desc.GetEnumerator("item");
string defaultItem = null;
di.listItemCount = 0;
while (et.MoveNext())
{
XML ix = et.Current;
string url = ix.GetAttribute("url");
if (string.IsNullOrEmpty(url))
{
if (defaultItem == null)
defaultItem = di.desc.GetAttribute("defaultItem");
url = defaultItem;
if (string.IsNullOrEmpty(url))
continue;
}
PackageItem pi = UIPackage.GetItemByURL(url);
if (pi != null)
{
if (pi.type == PackageItemType.Component)
CollectComponentChildren(pi, list);
list.Add(new DisplayListItem(pi, null));
di.listItemCount++;
}
}
}
list.Add(di);
}
}
void LoadComponentChildren(PackageItem item)
{
XML listNode = item.componentData.GetNode("displayList");
if (listNode != null)
{
XMLList col = listNode.Elements();
int dcnt = col.Count;
item.displayList = new DisplayListItem[dcnt];
DisplayListItem di;
for (int i = 0; i < dcnt; i++)
{
XML cxml = col[i];
string src = cxml.GetAttribute("src");
if (src != null)
{
string pkgId = cxml.GetAttribute("pkg");
UIPackage pkg;
if (pkgId != null && pkgId != item.owner.id)
pkg = UIPackage.GetById(pkgId);
else
pkg = item.owner;
PackageItem pi = pkg != null ? pkg.GetItem(src) : null;
if (pi != null)
di = new DisplayListItem(pi, null);
else
di = new DisplayListItem(null, cxml.name);
}
else
{
if (cxml.name == "text" && cxml.GetAttributeBool("input", false))
di = new DisplayListItem(null, "inputtext");
else
di = new DisplayListItem(null, cxml.name);
}
di.desc = cxml;
item.displayList[i] = di;
}
}
else
item.displayList = new DisplayListItem[0];
}
static int CollectListChildren(ByteBuffer buffer, List <DisplayListItem> list)
{
buffer.Seek(buffer.position, 8);
string defaultItem = buffer.ReadS();
int listItemCount = 0;
int itemCount = buffer.ReadShort();
for (int i = 0; i < itemCount; i++)
{
int nextPos = buffer.ReadShort();
nextPos += buffer.position;
string url = buffer.ReadS();
if (url == null)
{
url = defaultItem;
}
if (!string.IsNullOrEmpty(url))
{
PackageItem pi = UIPackage.GetItemByURL(url);
if (pi != null)
{
DisplayListItem di = new DisplayListItem(pi, pi.objectType);
if (pi.type == PackageItemType.Component)
{
di.childCount = CollectComponentChildren(pi, list);
}
list.Add(di);
listItemCount++;
}
}
buffer.position = nextPos;
}
return(listItemCount);
}
internal void ConstructFromResource(List <GObject> objectPool, int poolIndex)
{
XML xml = packageItem.componentData;
string str;
string[] arr;
underConstruct = true;
arr = xml.GetAttributeArray("size");
sourceWidth = int.Parse(arr[0]);
sourceHeight = int.Parse(arr[1]);
initWidth = sourceWidth;
initHeight = sourceHeight;
SetSize(sourceWidth, sourceHeight);
arr = xml.GetAttributeArray("pivot");
if (arr != null)
{
float f1 = float.Parse(arr[0]);
float f2 = float.Parse(arr[1]);
this.SetPivot(f1, f2, xml.GetAttributeBool("anchor"));
}
this.opaque = xml.GetAttributeBool("opaque", true);
arr = xml.GetAttributeArray("hitTest");
if (arr != null)
{
PixelHitTestData hitTestData = packageItem.owner.GetPixelHitTestData(arr[0]);
if (hitTestData != null)
{
this.rootContainer.hitArea = new PixelHitTest(hitTestData, int.Parse(arr[1]), int.Parse(arr[2]));
}
}
OverflowType overflow;
str = xml.GetAttribute("overflow");
if (str != null)
{
overflow = FieldTypes.ParseOverflowType(str);
}
else
{
overflow = OverflowType.Visible;
}
str = xml.GetAttribute("margin");
if (str != null)
{
_margin.Parse(str);
}
if (overflow == OverflowType.Scroll)
{
ScrollType scroll;
str = xml.GetAttribute("scroll");
if (str != null)
{
scroll = FieldTypes.ParseScrollType(str);
}
else
{
scroll = ScrollType.Vertical;
}
ScrollBarDisplayType scrollBarDisplay;
str = xml.GetAttribute("scrollBar");
if (str != null)
{
scrollBarDisplay = FieldTypes.ParseScrollBarDisplayType(str);
}
else
{
scrollBarDisplay = ScrollBarDisplayType.Default;
}
int scrollBarFlags = xml.GetAttributeInt("scrollBarFlags");
Margin scrollBarMargin = new Margin();
str = xml.GetAttribute("scrollBarMargin");
if (str != null)
{
scrollBarMargin.Parse(str);
}
string vtScrollBarRes = null;
string hzScrollBarRes = null;
arr = xml.GetAttributeArray("scrollBarRes");
if (arr != null)
{
vtScrollBarRes = arr[0];
hzScrollBarRes = arr[1];
}
SetupScroll(scrollBarMargin, scroll, scrollBarDisplay, scrollBarFlags, vtScrollBarRes, hzScrollBarRes);
}
else
{
SetupOverflow(overflow);
}
arr = xml.GetAttributeArray("clipSoftness");
if (arr != null)
{
this.clipSoftness = new Vector2(int.Parse(arr[0]), int.Parse(arr[1]));
}
_buildingDisplayList = true;
XMLList.Enumerator et = xml.GetEnumerator("controller");
Controller controller;
while (et.MoveNext())
{
controller = new Controller();
_controllers.Add(controller);
controller.parent = this;
controller.Setup(et.Current);
}
GObject child;
DisplayListItem[] displayList = packageItem.displayList;
int childCount = displayList.Length;
for (int i = 0; i < childCount; i++)
{
DisplayListItem di = displayList[i];
if (objectPool != null)
{
child = objectPool[poolIndex + i];
}
else
{
if (di.packageItem != null)
{
di.packageItem.Load();
child = UIObjectFactory.NewObject(di.packageItem);
child.packageItem = di.packageItem;
child.ConstructFromResource();
}
else
{
child = UIObjectFactory.NewObject(di.type);
}
}
child.underConstruct = true;
child.Setup_BeforeAdd(di.desc);
child.parent = this;
_children.Add(child);
}
this.relations.Setup(xml);
for (int i = 0; i < childCount; i++)
{
_children[i].relations.Setup(displayList[i].desc);
}
for (int i = 0; i < childCount; i++)
{
child = _children[i];
child.Setup_AfterAdd(displayList[i].desc);
child.underConstruct = false;
}
str = xml.GetAttribute("mask");
if (str != null)
{
this.mask = GetChildById(str).displayObject;
}
et = xml.GetEnumerator("transition");
while (et.MoveNext())
{
Transition trans = new Transition(this);
trans.Setup(et.Current);
_transitions.Add(trans);
}
if (_transitions.Count > 0)
{
this.onAddedToStage.Add(__addedToStage);
this.onRemovedFromStage.Add(__removedFromStage);
}
ApplyAllControllers();
_buildingDisplayList = false;
underConstruct = false;
BuildNativeDisplayList();
SetBoundsChangedFlag();
ConstructFromXML(xml);
}
static IEnumerator _CreateObject(PackageItem item, UIPackage.CreateObjectCallback callback)
{
Stats.LatestObjectCreation = 0;
Stats.LatestGraphicsCreation = 0;
float frameTime = UIConfig.frameTimeForAsyncUIConstruction;
List <DisplayListItem> itemList = new List <DisplayListItem>();
DisplayListItem di = new DisplayListItem(item, ObjectType.Component);
di.childCount = CollectComponentChildren(item, itemList);
itemList.Add(di);
int cnt = itemList.Count;
List <GObject> objectPool = new List <GObject>(cnt);
GObject obj;
float t = Time.realtimeSinceStartup;
bool alreadyNextFrame = false;
for (int i = 0; i < cnt; i++)
{
di = itemList[i];
if (di.packageItem != null)
{
obj = UIObjectFactory.NewObject(di.packageItem);
obj.packageItem = di.packageItem;
objectPool.Add(obj);
UIPackage._constructing++;
if (di.packageItem.type == PackageItemType.Component)
{
int poolStart = objectPool.Count - di.childCount - 1;
((GComponent)obj).ConstructFromResource(objectPool, poolStart);
objectPool.RemoveRange(poolStart, di.childCount);
}
else
{
obj.ConstructFromResource();
}
UIPackage._constructing--;
}
else
{
obj = UIObjectFactory.NewObject(di.type);
objectPool.Add(obj);
if (di.type == ObjectType.List && di.listItemCount > 0)
{
int poolStart = objectPool.Count - di.listItemCount - 1;
for (int k = 0; k < di.listItemCount; k++) //把他们都放到pool里，这样GList在创建时就不需要创建对象了
{
((GList)obj).itemPool.ReturnObject(objectPool[k + poolStart]);
}
objectPool.RemoveRange(poolStart, di.listItemCount);
}
}
if ((i % 5 == 0) && Time.realtimeSinceStartup - t >= frameTime)
{
yield return(null);
t = Time.realtimeSinceStartup;
alreadyNextFrame = true;
}
}
if (!alreadyNextFrame) //强制至至少下一帧才调用callback，避免调用者逻辑出错
{
yield return(null);
}
callback(objectPool[0]);
}
void LoadComponentChildren(PackageItem item)
{
XML listNode = item.componentData.GetNode("displayList");
if (listNode != null)
{
XMLList col = listNode.Elements();
int dcnt = col.Count;
item.displayList = new DisplayListItem[dcnt];
DisplayListItem di;
for (int i = 0; i < dcnt; i++)
{
XML cxml = col[i];
string src = cxml.GetAttribute("src");
if (src != null)
{
string pkgId = cxml.GetAttribute("pkg");
UIPackage pkg;
if (pkgId != null && pkgId != item.owner.id)
pkg = UIPackage.GetById(pkgId);
else
pkg = item.owner;
PackageItem pi = pkg != null ? pkg.GetItem(src) : null;
if (pi != null)
di = new DisplayListItem(pi, null);
else
di = new DisplayListItem(null, cxml.name);
}
else
{
if (cxml.name == "text" && cxml.GetAttributeBool("input", false))
di = new DisplayListItem(null, "inputtext");
else
di = new DisplayListItem(null, cxml.name);
}
di.desc = cxml;
item.displayList[i] = di;
}
}
else
item.displayList = new DisplayListItem[0];
}