/*
 * GameWorld.cs 
 * Authors:     Brian Chesbrough
 * 
 * Copyright Matthew Belmonte 2007
 */


using System;
using System.Collections.Generic;
using System.Text;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Storage;
using System.Diagnostics;
using Pina3D.Particles;
using tAC_Engine;


namespace Game.Astropolis.HackerHavoc
{
	/// <summary>
	/// This is the Game World for HackerHavok
	/// The game board and tiles are created and updated here
	/// All entities in the game world are stored here to be rendered
	/// </summary>
	class GameWorld
	{
		private SpriteBatch mSpriteBatch;			// Internal buffer
		private List<Level> mLevels;				// The levels that will be polayed through.
        private Level curLevel = null;

        private Viewport mLevelSpace;                //Where on the screen the game will be drawn.
      //  private Viewport mUISpace;                   //Where on the screen the UI will be drawn.


        public List<Level> Levels { get { return mLevels; } }
		   
		/// <summary>
		/// Constructor
        /// This will initilize the game world to be drawn within the specified viewport
        /// 
		/// </summary>
		public GameWorld(Viewport pGameSpace)
		{
            
			mSpriteBatch = new SpriteBatch(GenericBaseApplication.GameManager.GraphicsDevice);
						
			//initalize screen parameters
            mLevelSpace = pGameSpace; //This will be changed when  the UI stuff needs to be drawn.  

            //Start the game with one level
            mLevels = new List<Level>();
            Level defaultLevel = new Level("Default",pGameSpace);
            curLevel = defaultLevel;
            mLevels.Add(defaultLevel);
            
		}
        		

		/// <summary>
		/// Updates GameBoard related stuff:
		/// Screen Space variables
		/// Screen scrolling
		/// what entities are visible
		/// highlighted tile
		/// </summary>
		public void Update()
		{
            curLevel.Update();
           
			
		}

	
		/// <summary>
		/// Draws all registered visible entities
		/// </summary>
		public void Render()
		{
			mSpriteBatch.Begin(SpriteBlendMode.AlphaBlend, SpriteSortMode.Immediate, SaveStateMode.None);

            if (curLevel != null)
            {
                curLevel.Draw(mSpriteBatch);
            }
			mSpriteBatch.End();
		}

	}
}