private void InitializeRootGroup()
{
dummyPanel = PanelUtils.Internal.CreatePanel(null, this, panelPrefab);
dummyPanel.gameObject.name = "DummyPanel";
dummyPanel.CanvasGroup.alpha = 0f;
dummyPanel.CanvasGroup.interactable = false;
dummyPanel.CanvasGroup.blocksRaycasts = false;
dummyPanel.Internal.SetDummy(minimumFreeSpace);
RootPanelGroup = new PanelGroup(this, PanelDirection.Right);
RootPanelGroup.AddElement(dummyPanel);
}
public void AnchorPanel(IPanelGroupElement source, PanelCanvas canvas, PanelDirection anchorDirection)
{
PanelGroup rootGroup = canvas.RootPanelGroup;
PanelGroup tempGroup = new PanelGroup(canvas, PanelDirection.Right);
for (int i = 0; i < rootGroup.Count; i++)
{
if (rootGroup[i].Group == rootGroup)
{
tempGroup.AddElement(rootGroup[i]);
}
}
rootGroup.AddElement(tempGroup);
AnchorPanel(source, tempGroup, anchorDirection);
}
public void AnchorPanel(IPanelGroupElement source, IPanelGroupElement anchor, PanelDirection anchorDirection)
{
PanelGroup group = anchor.Group;
if (group is UnanchoredPanelGroup)
{
Debug.LogError("Can not anchor to an unanchored panel!");
return;
}
Vector2 size;
Panel panel = source as Panel;
if (panel != null)
{
size = panel.IsDocked ? panel.FloatingSize : panel.Size;
}
else
{
((PanelGroup)source).Internal.UpdateLayout();
size = source.Size;
}
// Fill the whole anchored area in order not to break other elements' sizes on layout update
if (anchorDirection == PanelDirection.Left || anchorDirection == PanelDirection.Right)
{
if (anchor.Size.y > 0f)
{
size.y = anchor.Size.y;
}
}
else
{
if (anchor.Size.x > 0f)
{
size.x = anchor.Size.x;
}
}
if (panel != null)
{
panel.RectTransform.sizeDelta = size;
}
else
{
((PanelGroup)source).Internal.UpdateBounds(source.Position, size);
}
bool addElementAfter = anchorDirection == PanelDirection.Right || anchorDirection == PanelDirection.Top;
if (group.IsInSameDirection(anchorDirection))
{
if (addElementAfter)
{
group.AddElementAfter(anchor, source);
}
else
{
group.AddElementBefore(anchor, source);
}
}
else
{
IPanelGroupElement element1, element2;
if (addElementAfter)
{
element1 = anchor;
element2 = source;
}
else
{
element1 = source;
element2 = anchor;
}
PanelGroup newGroup = new PanelGroup(anchor.Canvas, anchorDirection);
newGroup.AddElement(element1);
newGroup.AddElement(element2);
group.Internal.ReplaceElement(anchor, newGroup);
}
if (panel != null)
{
if (draggedPanel == panel)
{
draggedPanel = null;
}
panel.RectTransform.SetAsFirstSibling();
if (panel.Internal.ContentScrollRect != null)
{
panel.Internal.ContentScrollRect.OnDrag(nullPointerEventData);
}
}
}
private static IPanelGroupElement Deserialize(PanelCanvas canvas, ISerializedElement element)
{
if (element == null)
{
return(null);
}
if (element is SerializedDummyPanel)
{
return(canvas.Internal.DummyPanel);
}
if (element is SerializedPanel serializedPanel)
{
Panel panel = null;
SerializedPanelTab[] tabs = serializedPanel.tabs;
for (int i = 0; i < tabs.Length; i++)
{
if (!PanelNotificationCenter.TryGetTab(tabs[i].id, out PanelTab tab))
{
continue;
}
if (panel == null)
{
panel = tab.Detach();
canvas.UnanchoredPanelGroup.AddElement(panel);
}
else
{
panel.AddTab(tab);
}
}
if (panel != null)
{
if (serializedPanel.activeTab < tabs.Length)
{
int activeTabIndex = panel.GetTabIndex(tabs[serializedPanel.activeTab].id);
if (activeTabIndex >= 0)
{
panel.ActiveTab = activeTabIndex;
}
}
if (serializedPanel is SerializedUnanchoredPanel unanchoredPanel)
{
panel.RectTransform.anchoredPosition = unanchoredPanel.position;
panel.gameObject.SetActive(unanchoredPanel.active);
}
panel.FloatingSize = serializedPanel.floatingSize;
}
return(panel);
}
if (element is SerializedPanelGroup serializedPanelGroup)
{
ISerializedElement[] children = serializedPanelGroup.children;
if (children == null || children.Length == 0)
{
return(null);
}
PanelGroup panelGroup = new PanelGroup(canvas, serializedPanelGroup.horizontal ? PanelDirection.Right : PanelDirection.Top);
for (int i = 0; i < children.Length; i++)
{
if (children[i] == null)
{
continue;
}
IPanelGroupElement childElement = Deserialize(canvas, children[i]);
if (childElement != null)
{
panelGroup.AddElement(childElement);
sizesHolder.Add(new GroupElementSizeHolder(childElement, children[i].size));
}
}
if (panelGroup.Count > 0)
{
return(panelGroup);
}
}
return(null);
}
public static void DeserializeCanvasFromArray(PanelCanvas canvas, byte[] data)
{
#if UNITY_EDITOR
if (!Application.isPlaying)
{
Debug.LogError("Can deserialize in Play mode only!");
return;
}
#endif
if (data == null || data.Length == 0)
{
Debug.LogError("Data is null!");
return;
}
SerializedCanvas serializedCanvas;
BinaryFormatter formatter = new BinaryFormatter();
using (MemoryStream stream = new MemoryStream(data))
{
serializedCanvas = formatter.Deserialize(stream) as SerializedCanvas;
}
if (serializedCanvas == null)
{
return;
}
sizesHolder.Clear();
canvas.LeaveFreeSpace = serializedCanvas.useFreeSpace;
if (serializedCanvas.rootPanelGroup != null)
{
PanelGroup rootPanelGroup = canvas.RootPanelGroup;
ISerializedElement[] children = serializedCanvas.rootPanelGroup.children;
for (int i = children.Length - 1; i >= 0; i--)
{
IPanelGroupElement element = Deserialize(canvas, children[i]);
if (element != null)
{
if (rootPanelGroup.Count == 0)
{
rootPanelGroup.AddElement(element);
}
else
{
rootPanelGroup.AddElementBefore(rootPanelGroup[0], element);
}
sizesHolder.Insert(0, new GroupElementSizeHolder(element, children[i].size));
}
}
}
if (sizesHolder.Count > 0)
{
canvas.ForceRebuildLayoutImmediate();
for (int i = 0; i < sizesHolder.Count; i++)
{
sizesHolder[i].element.ResizeTo(sizesHolder[i].size, PanelDirection.Right, PanelDirection.Top);
}
}
if (serializedCanvas.unanchoredPanelGroup != null)
{
ISerializedElement[] children = serializedCanvas.unanchoredPanelGroup.children;
for (int i = 0; i < children.Length; i++)
{
if (children[i] is SerializedUnanchoredPanel unanchoredPanel)
{
Panel panel = Deserialize(canvas, unanchoredPanel) as Panel;
if (panel != null)
{
panel.Detach();
canvas.UnanchoredPanelGroup.RestrictPanelToBounds(panel);
}
}
}
}
for (int i = 0; i < canvas.UnanchoredPanelGroup.Count; i++)
{
Panel panel = canvas.UnanchoredPanelGroup[i] as Panel;
if (panel != null)
{
panel.RectTransform.SetAsLastSibling();
}
}
canvas.gameObject.SetActive(serializedCanvas.active);
}