Tiles/HitToHitFlavor.cs

   1 //
   2 // HitToHitFlavor.cs
   3 //
   4 // Copyright (C) 2004 Novell, Inc.
   5 //
   6
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining a
   9 // copy of this software and associated documentation files (the "Software"),
  10 // to deal in the Software without restriction, including without limitation
  11 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12 // and/or sell copies of the Software, and to permit persons to whom the
  13 // Software is furnished to do so, subject to the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be included in
  16 // all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  24 // DEALINGS IN THE SOFTWARE.
  25 //
  26
  27 using System;
  28 using System.Collections;
  29 using System.Reflection;
  30
  31 namespace Beagle.Tile {
  32
  33         public class HitToHitFlavor {
  34
  35                 private HitToHitFlavor () { } // This class is static
  36
  37                 static ArrayList flavorArray = null;
  38
  39                 static private void ScanAssembly (Assembly assembly)
  40                 {
  41                         foreach (Type type in assembly.GetTypes ()) {
  42                                 if (type.IsSubclassOf (typeof (Tile))) {
  43                                         foreach (object obj in Attribute.GetCustomAttributes (type)) {
  44                                                 if (obj is HitFlavor) {
  45                                                         HitFlavor flavor = (HitFlavor) obj;
  46                                                         flavor.TileType = type;
  47                                                         flavorArray.Add (flavor);
  48                                                 }
  49                                         }
  50                                 }
  51                         }
  52                 }
  53
  54                 static public HitFlavor Get (Hit hit)
  55                 {
  56                         if (flavorArray == null) {
  57                                 flavorArray = new ArrayList ();
  58                                 ScanAssembly (Assembly.GetExecutingAssembly ());
  59                         }
  60
  61                         HitFlavor flavorBest = null;
  62                         int weightBest = -1;
  63
  64                         foreach (HitFlavor flavor in flavorArray) {
  65                                 if (flavor.IsMatch (hit)) {
  66                                         int weight = flavor.Weight;
  67                                         if (weight > weightBest) {
  68                                                 flavorBest = flavor;
  69                                                 weightBest = weight;
  70                                         } else if (weight == weightBest && flavor.Name != flavorBest.Name) {
  71                                                 // This shouldn't happen.
  72                                                 Console.WriteLine ("HitFlavor Weight tie! {0} and {1}",
  73                                                                    flavorBest, flavor);
  74                                         }
  75                                 }
  76                         }
  77
  78                         return flavorBest;
  79                 }
  80
  81
  82
  83         }
  84
  85 }