using System;

namespace System.Text.RegularExpressions.Syntax
{
	// Token: 0x020002EA RID: 746
	internal class AnchorInfo
	{
		// Token: 0x06001B11 RID: 6929 RVA: 0x000639C8 File Offset: 0x00061BC8
		public AnchorInfo(Expression expr, int width)
		{
			this.expr = expr;
			this.offset = 0;
			this.width = width;
			this.str = null;
			this.ignore = false;
			this.pos = Position.Any;
		}

		// Token: 0x06001B12 RID: 6930 RVA: 0x00063A08 File Offset: 0x00061C08
		public AnchorInfo(Expression expr, int offset, int width, string str, bool ignore)
		{
			this.expr = expr;
			this.offset = offset;
			this.width = width;
			this.str = ((!ignore) ? str : str.ToLower());
			this.ignore = ignore;
			this.pos = Position.Any;
		}

		// Token: 0x06001B13 RID: 6931 RVA: 0x00063A5C File Offset: 0x00061C5C
		public AnchorInfo(Expression expr, int offset, int width, Position pos)
		{
			this.expr = expr;
			this.offset = offset;
			this.width = width;
			this.pos = pos;
			this.str = null;
			this.ignore = false;
		}

		// Token: 0x1700083F RID: 2111
		// (get) Token: 0x06001B14 RID: 6932 RVA: 0x00063A90 File Offset: 0x00061C90
		public Expression Expression
		{
			get
			{
				return this.expr;
			}
		}

		// Token: 0x17000840 RID: 2112
		// (get) Token: 0x06001B15 RID: 6933 RVA: 0x00063A98 File Offset: 0x00061C98
		public int Offset
		{
			get
			{
				return this.offset;
			}
		}

		// Token: 0x17000841 RID: 2113
		// (get) Token: 0x06001B16 RID: 6934 RVA: 0x00063AA0 File Offset: 0x00061CA0
		public int Width
		{
			get
			{
				return this.width;
			}
		}

		// Token: 0x17000842 RID: 2114
		// (get) Token: 0x06001B17 RID: 6935 RVA: 0x00063AA8 File Offset: 0x00061CA8
		public int Length
		{
			get
			{
				return (this.str == null) ? 0 : this.str.Length;
			}
		}

		// Token: 0x17000843 RID: 2115
		// (get) Token: 0x06001B18 RID: 6936 RVA: 0x00063AC8 File Offset: 0x00061CC8
		public bool IsUnknownWidth
		{
			get
			{
				return this.width < 0;
			}
		}

		// Token: 0x17000844 RID: 2116
		// (get) Token: 0x06001B19 RID: 6937 RVA: 0x00063AD4 File Offset: 0x00061CD4
		public bool IsComplete
		{
			get
			{
				return this.Length == this.Width;
			}
		}

		// Token: 0x17000845 RID: 2117
		// (get) Token: 0x06001B1A RID: 6938 RVA: 0x00063AE4 File Offset: 0x00061CE4
		public string Substring
		{
			get
			{
				return this.str;
			}
		}

		// Token: 0x17000846 RID: 2118
		// (get) Token: 0x06001B1B RID: 6939 RVA: 0x00063AEC File Offset: 0x00061CEC
		public bool IgnoreCase
		{
			get
			{
				return this.ignore;
			}
		}

		// Token: 0x17000847 RID: 2119
		// (get) Token: 0x06001B1C RID: 6940 RVA: 0x00063AF4 File Offset: 0x00061CF4
		public Position Position
		{
			get
			{
				return this.pos;
			}
		}

		// Token: 0x17000848 RID: 2120
		// (get) Token: 0x06001B1D RID: 6941 RVA: 0x00063AFC File Offset: 0x00061CFC
		public bool IsSubstring
		{
			get
			{
				return this.str != null;
			}
		}

		// Token: 0x17000849 RID: 2121
		// (get) Token: 0x06001B1E RID: 6942 RVA: 0x00063B0C File Offset: 0x00061D0C
		public bool IsPosition
		{
			get
			{
				return this.pos != Position.Any;
			}
		}

		// Token: 0x06001B1F RID: 6943 RVA: 0x00063B1C File Offset: 0x00061D1C
		public Interval GetInterval()
		{
			return this.GetInterval(0);
		}

		// Token: 0x06001B20 RID: 6944 RVA: 0x00063B28 File Offset: 0x00061D28
		public Interval GetInterval(int start)
		{
			if (!this.IsSubstring)
			{
				return Interval.Empty;
			}
			return new Interval(start + this.Offset, start + this.Offset + this.Length - 1);
		}

		// Token: 0x040015CB RID: 5579
		private Expression expr;

		// Token: 0x040015CC RID: 5580
		private Position pos;

		// Token: 0x040015CD RID: 5581
		private int offset;

		// Token: 0x040015CE RID: 5582
		private string str;

		// Token: 0x040015CF RID: 5583
		private int width;

		// Token: 0x040015D0 RID: 5584
		private bool ignore;
	}
}