X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=CarFire%2FCarFire%2FCarFire%2FMap.cs;h=f3d59d4a705a6e2e341a0177cf4e87f23fb46f7f;hb=a67a04fbbf048dc08edd2ed726aa8c6da4c26a6b;hp=c277a7aa4590633359fd50a7d7ef9349f0ec0eff;hpb=722dcd763d115992b2a56d4001db80d11e583064;p=chaz%2Fcarfire

diff --git a/CarFire/CarFire/CarFire/Map.cs b/CarFire/CarFire/CarFire/Map.cs
index c277a7a..f3d59d4 100644
--- a/CarFire/CarFire/CarFire/Map.cs
+++ b/CarFire/CarFire/CarFire/Map.cs
@@ -22,9 +22,33 @@ namespace CarFire
         // DEBUG: Tilesets not implemented at all.
         public static Texture2D DefaultTile;
 
+        #region Public Exceptions
+
+        /// <summary>
+        /// This exception is thrown during the loading of a map if any
+        /// part of the map file is inconsistent with the expected format
+        /// and order.
+        /// </summary>
+        public class RuntimeException : System.ApplicationException
+        {
+            public RuntimeException() { }
+
+            public RuntimeException(string message) :
+                base(message) { }
+
+            public RuntimeException(string message, System.Exception inner) :
+                base(message, inner) { }
+
+            protected RuntimeException(SerializationInfo info, StreamingContext context) :
+                base(info, context) { }
+        }
+
+        #endregion
+
+
         #region Public Constants
 
-        public const float PixelsToUnitSquares = 8.0f;
+        public const float PixelsToUnitSquares = 60.0f;
 
         #endregion
 
@@ -34,7 +58,7 @@ namespace CarFire
         /// <summary>
         /// The type of a map helps determine how the map is intended to be used.
         /// </summary>
-        public enum Type
+        public enum Mode
         {
             None,
             Campaign,
@@ -47,7 +71,7 @@ namespace CarFire
         public class Metadata
         {
             public string Name;
-            public Type Type;
+            public Mode Type;
             public string Author;
             public HashSet<int> NumPlayers = new HashSet<int>();
             public string Tileset;
@@ -78,7 +102,7 @@ namespace CarFire
         /// <summary>
         /// Get the type of the map.
         /// </summary>
-        //public Type Type { get { return mData.mMetadata.Type; } }
+        public Mode Type { get { return mData.Metadata.Type; } }
 
         /// <summary>
         /// Get the author of the map.
@@ -127,10 +151,12 @@ namespace CarFire
         /// <summary>
         /// Construct a map with the provided map data.
         /// </summary>
-        /// <param name="data">Map data.</param>
-        public Map(Metadata metadata, char[,] grid, List<RawEntity> entities)
+        /// <param name="metadata">The metadata.</param>
+        /// <param name="grid">The grid.</param>
+        /// <param name="entities">The entities.</param>
+        public Map(Metadata metadata, char[,] grid, List<RawEntity> entities, Point[] playerPositions)
         {
-            mData = new Modal(metadata, grid, entities);
+            mData = new Modal(metadata, grid, entities, playerPositions);
             mView = new View(mData);
         }
 
@@ -210,6 +236,19 @@ namespace CarFire
         }
 
 
+        /// <summary>
+        /// Get the starting position of a player.
+        /// </summary>
+        /// <param name="playerNumber">The number of the player (i.e. 1-4).
+        /// This number must be a valid player number.</param>
+        /// <returns>The starting position of the player.</returns>
+        public Point GetStartingPositionForPlayer(int playerNumber)
+        {
+            Debug.Assert(1 <= playerNumber && playerNumber <= NumPlayers.Max());
+            return mData.PlayerPositions[playerNumber];
+        }
+
+
         /// <summary>
         /// Get all the entities loaded from the map file.  Exceptions could be
         /// thrown if there are entities without associated classes.
@@ -241,8 +280,9 @@ namespace CarFire
             Metadata mMetadata;
             char[,] mGrid;
             List<RawEntity> mEntities;
+            Point[] mPlayerPositions;
 
-            public Modal(Metadata metadata, char[,] grid, List<RawEntity> entities)
+            public Modal(Metadata metadata, char[,] grid, List<RawEntity> entities, Point[] playerPositions)
             {
                 Debug.Assert(metadata != null);
                 Debug.Assert(grid != null);
@@ -252,6 +292,7 @@ namespace CarFire
                 mMetadata = metadata;
                 mGrid = grid;
                 mEntities = entities;
+                mPlayerPositions = playerPositions;
 
 #if DEBUG
                 Console.WriteLine("Loaded map {0} of type {1} written by {2}.",
@@ -264,6 +305,7 @@ namespace CarFire
 
             public Metadata Metadata { get { return mMetadata; } }
             public List<RawEntity> Entities { get { return mEntities; } }
+            public Point[] PlayerPositions { get { return mPlayerPositions; } }
 
 
             public bool IsCellOpen(int x, int y)
@@ -288,9 +330,19 @@ namespace CarFire
                         args[1] = raw.Position;
                         args[2] = raw.Attributes;
 
-                        object entity = Activator.CreateInstance(System.Type.GetType("CarFire." + typename), args);
-                        if (entity != null) list.Add(entity);
-                        else Console.WriteLine("Entity of type " + typename + " not loaded because an entity class can't be found.");
+                        try
+                        {
+
+                            object entity = Activator.CreateInstance(System.Type.GetType("CarFire." + typename), args);
+                            if (entity != null) list.Add(entity);
+                            else throw new RuntimeException();
+                        }
+#pragma warning disable 0168
+                        catch (System.Exception ex)
+#pragma warning restore 0168
+                        {
+                            throw new RuntimeException("Entity of type " + typename + " not loaded because an entity class can't be found.");
+                        }
                     }
                     else
                     {
@@ -318,7 +370,7 @@ namespace CarFire
 
                         T entity = (T)Activator.CreateInstance(type, args);
                         if (entity != null) list.Add(entity);
-                        else Console.WriteLine("Entity of type " + typename + " not loaded because an entity class can't be found.");
+                        else throw new RuntimeException("Entity of type " + typename + " not loaded because an entity class can't be found.");
                     }
                 }