mcs/class/Managed.Windows.Forms/System.Windows.Forms/Padding.cs

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
  21 //
  22 // Author:
  23 //      Pedro Martínez Juliá <pedromj@gmail.com>
  24 //
  25
  26
  27 #if NET_2_0
  28
  29 using System.Drawing;
  30
  31 namespace System.Windows.Forms {
  32
  33         [Serializable]
  34         public struct Padding {
  35
  36                 private int bottom;
  37                 private int left;
  38                 private int right;
  39                 private int top;
  40                 private bool initialized;
  41
  42                 public Padding (int all) {
  43                         left = all;
  44                         right = all;
  45                         top = all;
  46                         bottom = all;
  47                         initialized = true;
  48                 }
  49
  50                 public Padding (int left, int top, int right, int bottom) {
  51                         this.left = left;
  52                         this.right = right;
  53                         this.top = top;
  54                         this.bottom = bottom;
  55                         initialized = true;
  56                 }
  57
  58                 public static readonly Padding Empty = new Padding();
  59
  60                 public int All {
  61                         get {
  62                                 if (initialized && left == top && left == right && left == bottom) {
  63                                         return left;
  64                                 }
  65                                 return -1;
  66                         }
  67                         set { Left = Top = Right = Bottom = value; }
  68                 }
  69
  70                 public int Bottom {
  71                         get { return bottom; }
  72                         set { bottom = value; initialized = true; }
  73                 }
  74
  75                 public int Horizontal {
  76                         get { return left + right; }
  77                 }
  78
  79                 public int Left {
  80                         get { return left; }
  81                         set { left = value; initialized = true; }
  82                 }
  83
  84                 public int Right {
  85                         get { return right; }
  86                         set { right = value; initialized = true; }
  87                 }
  88
  89                 public Size Size {
  90                         get { return new Size(left + right, top + bottom); }
  91                 }
  92
  93                 public int Top {
  94                         get { return top; }
  95                         set { top = value; initialized = true; }
  96                 }
  97
  98                 public int Vertical {
  99                         get { return top + bottom; }
 100                 }
 101
 102                 public static Padding Add (Padding p1, Padding p2) {
 103                         return p1 + p2;
 104                 }
 105
 106                 public override bool Equals (object other) {
 107                         if (other is Padding) {
 108                                 Padding other_aux = (Padding) other;
 109                                 return this.left == other_aux.left &&
 110                                         this.top == other_aux.top &&
 111                                         this.right == other_aux.right &&
 112                                         this.bottom == other_aux.bottom;
 113                         }
 114                         return false;
 115                 }
 116
 117                 public override int GetHashCode () {
 118                         ////////////////////////////// COMPROBAR EN Windows /////////////////////////
 119                         return top ^ bottom ^ left ^ right;
 120                 }
 121
 122                 public static Padding operator+ (Padding p1, Padding p2) {
 123                         return new Padding(p1.Left + p2.Left, p1.Top + p2.Top, p1.Right + p2.Right, p1.Bottom + p2.Bottom);
 124                 }
 125
 126                 public static bool operator== (Padding p1, Padding p2) {
 127                         return p1.Equals(p2);
 128                 }
 129
 130                 public static bool operator!= (Padding p1, Padding p2) {
 131                         return !(p1.Equals(p2));
 132                 }
 133
 134                 public static Padding operator- (Padding p1, Padding p2) {
 135                         return new Padding(p1.Left - p2.Left, p1.Top - p2.Top, p1.Right - p2.Right, p1.Bottom - p2.Bottom);
 136                 }
 137
 138                 public static Padding Subtract (Padding p1, Padding p2) {
 139                         return p1 - p2;
 140                 }
 141
 142                 public override string ToString () {
 143                         return "{Left=" + Left + ",Top="+ Top + ",Right=" + Right + ",Bottom=" + Bottom + "}";
 144                 }
 145         }
 146
 147 }
 148
 149 #endif