class/corlib/System.Runtime.InteropServices/ArrayWithOffset.cs

   1 //
   2 // System.Runtime.InteropServices.ArrayWithOffset.cs
   3 //
   4 // Author:
   5 //   Miguel de Icaza (miguel@ximian.com)
   6 //
   7 // (C) Novell, Inc.  http://www.ximian.com
   8 //
   9
  10 //
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32 using System;
  33
  34 namespace System.Runtime.InteropServices {
  35
  36         [Serializable]
  37         [ComVisible (true)]
  38         public struct ArrayWithOffset {
  39                 object array;
  40                 int offset;
  41
  42                 public ArrayWithOffset (object array, int offset)
  43                 {
  44                         this.array = array;
  45                         this.offset = offset;
  46                 }
  47
  48                 public override bool Equals (object obj)
  49                 {
  50                         if (obj == null)
  51                                 return false;
  52                         if (!(obj is ArrayWithOffset))
  53                                 return false;
  54                         ArrayWithOffset other = (ArrayWithOffset) obj;
  55
  56                         return (other.array == array && other.offset == offset);
  57                 }
  58
  59                 public bool Equals (ArrayWithOffset obj)
  60                 {
  61                         return obj.array == array && obj.offset == offset;
  62                 }
  63
  64                 public static bool operator == (ArrayWithOffset a, ArrayWithOffset b)
  65                 {
  66                         return a.Equals (b);
  67                 }
  68
  69                 public static bool operator != (ArrayWithOffset a, ArrayWithOffset b)
  70                 {
  71                         return !a.Equals (b);
  72                 }
  73
  74                 public override int GetHashCode ()
  75                 {
  76                         return offset;
  77                 }
  78
  79                 public object GetArray ()
  80                 {
  81                         return array;
  82                 }
  83
  84                 public int GetOffset ()
  85                 {
  86                         return offset;
  87                 }
  88         }
  89 }