using System;
using Cpp2IlInjected;
using UnityEngine.UI.Collections;

namespace UnityEngine.UI
{
	// Token: 0x02000008 RID: 8
	[Token(Token = "0x2000006")]
	public class CanvasUpdateRegistry
	{
		// Token: 0x0600001F RID: 31 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000018")]
		[Address(RVA = "0x813C80", Offset = "0x812C80", VA = "0x180813C80")]
		protected CanvasUpdateRegistry()
		{
		}

		// Token: 0x1700000A RID: 10
		// (get) Token: 0x06000020 RID: 32 RVA: 0x00002050 File Offset: 0x00000250
		[Token(Token = "0x17000008")]
		public static CanvasUpdateRegistry instance
		{
			[Token(Token = "0x6000019")]
			[Address(RVA = "0x813F20", Offset = "0x812F20", VA = "0x180813F20")]
			get
			{
				return null;
			}
		}

		// Token: 0x06000021 RID: 33 RVA: 0x00002070 File Offset: 0x00000270
		[Token(Token = "0x600001A")]
		[Address(RVA = "0x812E10", Offset = "0x811E10", VA = "0x180812E10")]
		private bool ObjectValidForUpdate(ICanvasElement element)
		{
			return default(bool);
		}

		// Token: 0x06000022 RID: 34 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x600001B")]
		[Address(RVA = "0x812890", Offset = "0x811890", VA = "0x180812890")]
		private void CleanInvalidItems()
		{
		}

		// Token: 0x06000023 RID: 35 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x600001C")]
		[Address(RVA = "0x812FE0", Offset = "0x811FE0", VA = "0x180812FE0")]
		private void PerformUpdate()
		{
		}

		// Token: 0x06000024 RID: 36 RVA: 0x00002088 File Offset: 0x00000288
		[Token(Token = "0x600001D")]
		[Address(RVA = "0x812F10", Offset = "0x811F10", VA = "0x180812F10")]
		private static int ParentCount(Transform child)
		{
			return 0;
		}

		// Token: 0x06000025 RID: 37 RVA: 0x000020A0 File Offset: 0x000002A0
		[Token(Token = "0x600001E")]
		[Address(RVA = "0x813880", Offset = "0x812880", VA = "0x180813880")]
		private static int SortLayoutList(ICanvasElement x, ICanvasElement y)
		{
			return 0;
		}

		// Token: 0x06000026 RID: 38 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x600001F")]
		[Address(RVA = "0x813810", Offset = "0x812810", VA = "0x180813810")]
		public static void RegisterCanvasElementForLayoutRebuild(ICanvasElement element)
		{
		}

		// Token: 0x06000027 RID: 39 RVA: 0x000020B8 File Offset: 0x000002B8
		[Token(Token = "0x6000020")]
		[Address(RVA = "0x8139A0", Offset = "0x8129A0", VA = "0x1808139A0")]
		public static bool TryRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
		{
			return default(bool);
		}

		// Token: 0x06000028 RID: 40 RVA: 0x000020D0 File Offset: 0x000002D0
		[Token(Token = "0x6000021")]
		[Address(RVA = "0x812AF0", Offset = "0x811AF0", VA = "0x180812AF0")]
		private bool InternalRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
		{
			return default(bool);
		}

		// Token: 0x06000029 RID: 41 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000022")]
		[Address(RVA = "0x8137A0", Offset = "0x8127A0", VA = "0x1808137A0")]
		public static void RegisterCanvasElementForGraphicRebuild(ICanvasElement element)
		{
		}

		// Token: 0x0600002A RID: 42 RVA: 0x000020E8 File Offset: 0x000002E8
		[Token(Token = "0x6000023")]
		[Address(RVA = "0x813930", Offset = "0x812930", VA = "0x180813930")]
		public static bool TryRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
		{
			return default(bool);
		}

		// Token: 0x0600002B RID: 43 RVA: 0x00002100 File Offset: 0x00000300
		[Token(Token = "0x6000024")]
		[Address(RVA = "0x812A40", Offset = "0x811A40", VA = "0x180812A40")]
		private bool InternalRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
		{
			return default(bool);
		}

		// Token: 0x0600002C RID: 44 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000025")]
		[Address(RVA = "0x813A10", Offset = "0x812A10", VA = "0x180813A10")]
		public static void UnRegisterCanvasElementForRebuild(ICanvasElement element)
		{
		}

		// Token: 0x0600002D RID: 45 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000026")]
		[Address(RVA = "0x812C60", Offset = "0x811C60", VA = "0x180812C60")]
		private void InternalUnRegisterCanvasElementForLayoutRebuild(ICanvasElement element)
		{
		}

		// Token: 0x0600002E RID: 46 RVA: 0x00002053 File Offset: 0x00000253
		[Token(Token = "0x6000027")]
		[Address(RVA = "0x812B70", Offset = "0x811B70", VA = "0x180812B70")]
		private void InternalUnRegisterCanvasElementForGraphicRebuild(ICanvasElement element)
		{
		}

		// Token: 0x0600002F RID: 47 RVA: 0x00002118 File Offset: 0x00000318
		[Token(Token = "0x6000028")]
		[Address(RVA = "0x812DB0", Offset = "0x811DB0", VA = "0x180812DB0")]
		public static bool IsRebuildingLayout()
		{
			return default(bool);
		}

		// Token: 0x06000030 RID: 48 RVA: 0x00002130 File Offset: 0x00000330
		[Token(Token = "0x6000029")]
		[Address(RVA = "0x812D50", Offset = "0x811D50", VA = "0x180812D50")]
		public static bool IsRebuildingGraphics()
		{
			return default(bool);
		}

		// Token: 0x04000018 RID: 24
		[Token(Token = "0x4000013")]
		private static CanvasUpdateRegistry s_Instance;

		// Token: 0x04000019 RID: 25
		[FieldOffset(Offset = "0x10")]
		[Token(Token = "0x4000014")]
		private bool m_PerformingLayoutUpdate;

		// Token: 0x0400001A RID: 26
		[FieldOffset(Offset = "0x11")]
		[Token(Token = "0x4000015")]
		private bool m_PerformingGraphicUpdate;

		// Token: 0x0400001B RID: 27
		[FieldOffset(Offset = "0x18")]
		[Token(Token = "0x4000016")]
		private string[] m_CanvasUpdateProfilerStrings;

		// Token: 0x0400001C RID: 28
		[Token(Token = "0x4000017")]
		private const string m_CullingUpdateProfilerString = "ClipperRegistry.Cull";

		// Token: 0x0400001D RID: 29
		[FieldOffset(Offset = "0x20")]
		[Token(Token = "0x4000018")]
		private readonly IndexedSet<ICanvasElement> m_LayoutRebuildQueue;

		// Token: 0x0400001E RID: 30
		[FieldOffset(Offset = "0x28")]
		[Token(Token = "0x4000019")]
		private readonly IndexedSet<ICanvasElement> m_GraphicRebuildQueue;

		// Token: 0x0400001F RID: 31
		[Token(Token = "0x400001A")]
		private static readonly Comparison<ICanvasElement> s_SortLayoutFunction;
	}
}