Implemented map tiles; started new Key entity; added missing variables to Melee.cs...

[chaz/carfire] / CarFire / CarFire / CarFire / Tilemap.cs

diff --git a/CarFire/CarFire/CarFire/Tilemap.cs b/CarFire/CarFire/CarFire/Tilemap.cs
new file mode 100644 (file)
index 0000000..d044108
--- /dev/null
+++ b/CarFire/CarFire/CarFire/Tilemap.cs
@@ -0,0 +1,117 @@
+using System;\r
+using System.Collections.Generic;\r
+using System.Linq;\r
+using System.Text;\r
+using System.Diagnostics;\r
+using Microsoft.Xna.Framework;\r
+using Microsoft.Xna.Framework.Content;\r
+using Microsoft.Xna.Framework.Graphics;\r
+namespace CarFire\r
+{\r
+    /// <summary>\r
+    /// Small wrapper around a texture to provide easy access to\r
+    /// tile rectangles.\r
+    /// </summary>\r
+    public class Tilemap\r
+    {\r
+        #region Public Properties\r
+\r
+        /// <summary>\r
+        /// Get the texture for this tilemap.\r
+        /// </summary>\r
+        public Texture2D Texture { get { return mTexture; } }\r
+\r
+        #endregion\r
+\r
+\r
+        #region Public Methods\r
+\r
+        /// <summary>\r
+        /// Construct a tilemap with a texture and dimensions in\r
+        /// tiles.\r
+        /// </summary>\r
+        /// <param name="texture">The texture.</param>\r
+        /// <param name="width">Number of tiles across.</param>\r
+        /// <param name="height">Number of tiles down.</param>\r
+        public Tilemap(Texture2D texture, int width, int height)\r
+        {\r
+            mTexture = texture;\r
+            mWidth = width;\r
+            mHeight = height;\r
+            mTileW = mTexture.Width / mWidth;\r
+            mTileH = mTexture.Height / mHeight;\r
+        }\r
+\r
+\r
+        /// <summary>\r
+        /// Get a tile rectangle from a tile coordinate.\r
+        /// </summary>\r
+        /// <param name="point">Tile coordinates; [0,0] being the\r
+        /// top-left tile.</param>\r
+        /// <returns>Rectangle surrounding the tile.</returns>\r
+        public Rectangle GetRectangleForTile(Point point)\r
+        {\r
+            return GetRectangleForTile(point.X, point.Y);\r
+        }\r
+\r
+        /// <summary>\r
+        /// Get a tile rectangle from a tile coordinate\r
+        /// </summary>\r
+        /// <param name="x">X-coordinate.</param>\r
+        /// <param name="y">Y-coordinate.</param>\r
+        /// <returns>Rectangle surrounding the tile.</returns>\r
+        public Rectangle GetRectangleForTile(int x, int y)\r
+        {\r
+            Debug.Assert(0 <= x && x < mWidth && 0 <= y && y < mHeight);\r
+            return new Rectangle(x * mTileW, y * mTileH, mTileW, mTileH);\r
+        }\r
+\r
+        /// <summary>\r
+        /// Get a tile rectangle from a tile character.\r
+        /// </summary>\r
+        /// <param name="tile">Tile character.</param>\r
+        /// <returns>Rectangle surrounding the tile.</returns>\r
+        public Rectangle GetRectangleForTile(char tile)\r
+        {\r
+            return mTiles[tile];\r
+        }\r
+\r
+\r
+        /// <summary>\r
+        /// Associate a tile character with tile coordinates.  This\r
+        /// lets you access tile rectangles by character.\r
+        /// </summary>\r
+        /// <param name="tile">Tile character.</param>\r
+        /// <param name="point">Coordinates.</param>\r
+        public void SetTile(char tile, Point point)\r
+        {\r
+            mTiles.Add(tile, GetRectangleForTile(point));\r
+        }\r
+\r
+\r
+        /// <summary>\r
+        /// Draw a tile to the screen.\r
+        /// </summary>\r
+        /// <param name="spriteBatch">The b2bomber.</param>\r
+        /// <param name="tile">The tile.</param>\r
+        /// <param name="screenRect">The screen rectangle to draw at.</param>\r
+        public void Draw(SpriteBatch spriteBatch, char tile, Rectangle screenRect)\r
+        {\r
+            spriteBatch.Draw(mTexture, screenRect, GetRectangleForTile(tile), Color.White);\r
+        }\r
+\r
+        #endregion\r
+\r
+\r
+        #region Private Variables\r
+\r
+        Texture2D mTexture;\r
+        int mWidth;\r
+        int mHeight;\r
+        int mTileW;\r
+        int mTileH;\r
+        Dictionary<char, Rectangle> mTiles = new Dictionary<char, Rectangle>();\r
+\r
+        #endregion\r
+    }\r
+}\r