scripts
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niko
@@ -0,0 +1,273 @@
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using System;
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using UnityEngine.UI.Collections;
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namespace UnityEngine.UI
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{
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// Token: 0x0200003E RID: 62
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public class CanvasUpdateRegistry
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{
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// Token: 0x0600018E RID: 398 RVA: 0x00007D71 File Offset: 0x00006171
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protected CanvasUpdateRegistry()
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{
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Canvas.willRenderCanvases += this.PerformUpdate;
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}
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// Token: 0x1700006A RID: 106
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// (get) Token: 0x0600018F RID: 399 RVA: 0x00007DA4 File Offset: 0x000061A4
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public static CanvasUpdateRegistry instance
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{
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get
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{
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if (CanvasUpdateRegistry.s_Instance == null)
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{
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CanvasUpdateRegistry.s_Instance = new CanvasUpdateRegistry();
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}
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return CanvasUpdateRegistry.s_Instance;
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}
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}
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// Token: 0x06000190 RID: 400 RVA: 0x00007DD4 File Offset: 0x000061D4
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private bool ObjectValidForUpdate(ICanvasElement element)
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{
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bool flag = element != null;
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bool flag2 = element is Object;
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if (flag2)
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{
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flag = element as Object != null;
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}
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return flag;
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}
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// Token: 0x06000191 RID: 401 RVA: 0x00007E10 File Offset: 0x00006210
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private void CleanInvalidItems()
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{
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for (int i = this.m_LayoutRebuildQueue.Count - 1; i >= 0; i--)
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{
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ICanvasElement canvasElement = this.m_LayoutRebuildQueue[i];
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if (canvasElement == null)
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{
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this.m_LayoutRebuildQueue.RemoveAt(i);
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}
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else if (canvasElement.IsDestroyed())
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{
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this.m_LayoutRebuildQueue.RemoveAt(i);
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canvasElement.LayoutComplete();
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}
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}
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for (int j = this.m_GraphicRebuildQueue.Count - 1; j >= 0; j--)
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{
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ICanvasElement canvasElement2 = this.m_GraphicRebuildQueue[j];
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if (canvasElement2 == null)
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{
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this.m_GraphicRebuildQueue.RemoveAt(j);
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}
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else if (canvasElement2.IsDestroyed())
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{
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this.m_GraphicRebuildQueue.RemoveAt(j);
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canvasElement2.GraphicUpdateComplete();
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}
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}
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}
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// Token: 0x06000192 RID: 402 RVA: 0x00007EE8 File Offset: 0x000062E8
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private void PerformUpdate()
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{
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UISystemProfilerApi.BeginSample(UISystemProfilerApi.SampleType.Layout);
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this.CleanInvalidItems();
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this.m_PerformingLayoutUpdate = true;
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this.m_LayoutRebuildQueue.Sort(CanvasUpdateRegistry.s_SortLayoutFunction);
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for (int i = 0; i <= 2; i++)
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{
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for (int j = 0; j < this.m_LayoutRebuildQueue.Count; j++)
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{
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ICanvasElement canvasElement = CanvasUpdateRegistry.instance.m_LayoutRebuildQueue[j];
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try
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{
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if (this.ObjectValidForUpdate(canvasElement))
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{
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canvasElement.Rebuild((CanvasUpdate)i);
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}
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}
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catch (Exception ex)
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{
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Debug.LogException(ex, canvasElement.transform);
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}
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}
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}
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for (int k = 0; k < this.m_LayoutRebuildQueue.Count; k++)
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{
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this.m_LayoutRebuildQueue[k].LayoutComplete();
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}
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CanvasUpdateRegistry.instance.m_LayoutRebuildQueue.Clear();
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this.m_PerformingLayoutUpdate = false;
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ClipperRegistry.instance.Cull();
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this.m_PerformingGraphicUpdate = true;
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for (int l = 3; l < 5; l++)
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{
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for (int m = 0; m < CanvasUpdateRegistry.instance.m_GraphicRebuildQueue.Count; m++)
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{
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try
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{
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ICanvasElement canvasElement2 = CanvasUpdateRegistry.instance.m_GraphicRebuildQueue[m];
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if (this.ObjectValidForUpdate(canvasElement2))
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{
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canvasElement2.Rebuild((CanvasUpdate)l);
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}
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}
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catch (Exception ex2)
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{
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Debug.LogException(ex2, CanvasUpdateRegistry.instance.m_GraphicRebuildQueue[m].transform);
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}
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}
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}
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for (int n = 0; n < this.m_GraphicRebuildQueue.Count; n++)
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{
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this.m_GraphicRebuildQueue[n].GraphicUpdateComplete();
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}
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CanvasUpdateRegistry.instance.m_GraphicRebuildQueue.Clear();
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this.m_PerformingGraphicUpdate = false;
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UISystemProfilerApi.EndSample(UISystemProfilerApi.SampleType.Layout);
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}
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// Token: 0x06000193 RID: 403 RVA: 0x000080E4 File Offset: 0x000064E4
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private static int ParentCount(Transform child)
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{
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int num;
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if (child == null)
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{
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num = 0;
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}
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else
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{
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Transform transform = child.parent;
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int num2 = 0;
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while (transform != null)
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{
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num2++;
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transform = transform.parent;
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}
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num = num2;
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}
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return num;
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}
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// Token: 0x06000194 RID: 404 RVA: 0x00008134 File Offset: 0x00006534
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private static int SortLayoutList(ICanvasElement x, ICanvasElement y)
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{
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Transform transform = x.transform;
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Transform transform2 = y.transform;
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return CanvasUpdateRegistry.ParentCount(transform) - CanvasUpdateRegistry.ParentCount(transform2);
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}
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// Token: 0x06000195 RID: 405 RVA: 0x00008164 File Offset: 0x00006564
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public static void RegisterCanvasElementForLayoutRebuild(ICanvasElement element)
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{
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CanvasUpdateRegistry.instance.InternalRegisterCanvasElementForLayoutRebuild(element);
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}
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// Token: 0x06000196 RID: 406 RVA: 0x00008174 File Offset: 0x00006574
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public static bool TryRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
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{
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return CanvasUpdateRegistry.instance.InternalRegisterCanvasElementForLayoutRebuild(element);
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}
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// Token: 0x06000197 RID: 407 RVA: 0x00008194 File Offset: 0x00006594
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private bool InternalRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
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{
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return !this.m_LayoutRebuildQueue.Contains(element) && this.m_LayoutRebuildQueue.AddUnique(element);
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}
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// Token: 0x06000198 RID: 408 RVA: 0x000081CD File Offset: 0x000065CD
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public static void RegisterCanvasElementForGraphicRebuild(ICanvasElement element)
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{
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CanvasUpdateRegistry.instance.InternalRegisterCanvasElementForGraphicRebuild(element);
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}
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// Token: 0x06000199 RID: 409 RVA: 0x000081DC File Offset: 0x000065DC
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public static bool TryRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
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{
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return CanvasUpdateRegistry.instance.InternalRegisterCanvasElementForGraphicRebuild(element);
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}
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// Token: 0x0600019A RID: 410 RVA: 0x000081FC File Offset: 0x000065FC
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private bool InternalRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
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{
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bool flag;
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if (this.m_PerformingGraphicUpdate)
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{
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Debug.LogError(string.Format("Trying to add {0} for graphic rebuild while we are already inside a graphic rebuild loop. This is not supported.", element));
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flag = false;
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}
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else
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{
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flag = this.m_GraphicRebuildQueue.AddUnique(element);
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}
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return flag;
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}
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// Token: 0x0600019B RID: 411 RVA: 0x00008240 File Offset: 0x00006640
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public static void UnRegisterCanvasElementForRebuild(ICanvasElement element)
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{
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CanvasUpdateRegistry.instance.InternalUnRegisterCanvasElementForLayoutRebuild(element);
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CanvasUpdateRegistry.instance.InternalUnRegisterCanvasElementForGraphicRebuild(element);
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}
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// Token: 0x0600019C RID: 412 RVA: 0x00008259 File Offset: 0x00006659
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private void InternalUnRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
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{
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if (this.m_PerformingLayoutUpdate)
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{
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Debug.LogError(string.Format("Trying to remove {0} from rebuild list while we are already inside a rebuild loop. This is not supported.", element));
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}
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else
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{
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element.LayoutComplete();
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CanvasUpdateRegistry.instance.m_LayoutRebuildQueue.Remove(element);
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}
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}
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// Token: 0x0600019D RID: 413 RVA: 0x00008294 File Offset: 0x00006694
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private void InternalUnRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
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{
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if (this.m_PerformingGraphicUpdate)
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{
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Debug.LogError(string.Format("Trying to remove {0} from rebuild list while we are already inside a rebuild loop. This is not supported.", element));
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}
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else
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{
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element.GraphicUpdateComplete();
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CanvasUpdateRegistry.instance.m_GraphicRebuildQueue.Remove(element);
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}
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}
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// Token: 0x0600019E RID: 414 RVA: 0x000082D0 File Offset: 0x000066D0
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public static bool IsRebuildingLayout()
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{
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return CanvasUpdateRegistry.instance.m_PerformingLayoutUpdate;
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}
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// Token: 0x0600019F RID: 415 RVA: 0x000082F0 File Offset: 0x000066F0
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public static bool IsRebuildingGraphics()
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{
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return CanvasUpdateRegistry.instance.m_PerformingGraphicUpdate;
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}
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// Token: 0x040000C6 RID: 198
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private static CanvasUpdateRegistry s_Instance;
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// Token: 0x040000C7 RID: 199
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private bool m_PerformingLayoutUpdate;
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// Token: 0x040000C8 RID: 200
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private bool m_PerformingGraphicUpdate;
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// Token: 0x040000C9 RID: 201
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private readonly IndexedSet<ICanvasElement> m_LayoutRebuildQueue = new IndexedSet<ICanvasElement>();
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// Token: 0x040000CA RID: 202
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private readonly IndexedSet<ICanvasElement> m_GraphicRebuildQueue = new IndexedSet<ICanvasElement>();
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// Token: 0x040000CB RID: 203
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private static readonly Comparison<ICanvasElement> s_SortLayoutFunction = new Comparison<ICanvasElement>(CanvasUpdateRegistry.SortLayoutList);
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}
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}
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