mcs/class/Managed.Windows.Forms/System.Windows.Forms.RTF/Color.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
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   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 // Authors:
  23 //      Peter Bartok    (pbartok@novell.com)
  24 //
  25 //
  26
  27 // COMPLETE
  28
  29 namespace System.Windows.Forms.RTF {
  30         internal class Color {
  31                 #region Local Variables
  32                 private int             red;
  33                 private int             green;
  34                 private int             blue;
  35                 private int             num;
  36                 private Color           next;
  37                 #endregion      // Local Variables
  38
  39                 #region Constructors
  40                 public Color(RTF rtf) {
  41                         red = -1;
  42                         green = -1;
  43                         blue = -1;
  44                         num = -1;
  45
  46                         lock (rtf) {
  47                                 if (rtf.Colors == null) {
  48                                         rtf.Colors = this;
  49                                 } else {
  50                                         Color c = rtf.Colors;
  51                                         while (c.next != null)
  52                                                 c = c.next;
  53                                         c.next = this;
  54                                 }
  55                         }
  56                 }
  57                 #endregion      // Constructors
  58
  59                 #region Properties
  60                 public int Red {
  61                         get {
  62                                 return red;
  63                         }
  64
  65                         set {
  66                                 red = value;
  67                         }
  68                 }
  69
  70                 public int Green {
  71                         get {
  72                                 return green;
  73                         }
  74
  75                         set {
  76                                 green = value;
  77                         }
  78                 }
  79
  80                 public int Blue {
  81                         get {
  82                                 return blue;
  83                         }
  84
  85                         set {
  86                                 blue = value;
  87                         }
  88                 }
  89
  90                 public int Num {
  91                         get {
  92                                 return num;
  93                         }
  94
  95                         set {
  96                                 num = value;
  97                         }
  98                 }
  99                 #endregion      // Properties
 100
 101                 #region Methods
 102                 static public Color GetColor(RTF rtf, int color_number) {
 103                         Color   c;
 104
 105                         lock (rtf) {
 106                                 c = GetColor(rtf.Colors, color_number);
 107                         }
 108                         return c;
 109                 }
 110
 111                 static private Color GetColor(Color start, int color_number) {
 112                         Color   c;
 113
 114                         if (color_number == -1) {
 115                                 return start;
 116                         }
 117
 118                         c = start;
 119
 120                         while ((c != null) && (c.num != color_number)) {
 121                                 c = c.next;
 122                         }
 123                         return c;
 124                 }
 125                 #endregion      // Methods
 126         }
 127 }