/*
 * TextureManager.cs
 * Authors: Karl Orosz
 * Copyright (c) 2007-2008 Cornell University

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License
 as published by the Free Software Foundation; either version 2
 of the License, or (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Xna.Framework.Content;

namespace StarJack
{
    class TextureManager
    {
        private Dictionary<string, Texture> mTextures;

        private String mContentDirectory;

        ContentManager mContent;

        public TextureManager(string contentDirectory)
        {
            mContentDirectory = contentDirectory;
            mTextures = new Dictionary<string, Texture>();
        }

        /// <summary>
        /// Return the texture object of name 
        /// </summary>
        /// <param name="name"></param>
        /// <returns></returns>
        public Texture GetTexture(string name)
        {
            if (mTextures.Count == 0 || !mTextures.ContainsKey(name))
            {
                mTextures.Add(name, new Texture(name));
                if (mContent != null)
                {
                    mTextures[name].LoadContent(mContent, mContentDirectory);
                }
            }

            return mTextures[name];
        }

        public void LoadContent(ContentManager content)
        {
  
            mContent = content;
            foreach (string t in mTextures.Keys)
            {
                mTextures[t].LoadContent(mContent, mContentDirectory);
            }
        }
    }
}