//---------------------------------------------------------------------------------------------------------------------------------------------------
// <copyright file="ScreenSaver.cs" company="DarkWynter Studios">
//     Copyright (C)2007 DarkWynter Studios.  All rights reserved.
// </copyright>
//---------------------------------------------------------------------------------------------------------------------------------------------------
// {Contact : darkwynter.com for licensing information
//---------------------------------------------------------------------------------------------------------------------------------------------------

namespace DarkWynter.Engine.Utilities
{

    #region Using Statements
    using System;
    using System.Collections.Generic;
    using System.Diagnostics;
    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.Xml;
    using Globals;

    using DarkWynter.Stream;

    #endregion

    /// <summary>
    /// Screen Saver class
    /// </summary>
    public class ScreenSaver
    {

        /// <summary>
        /// Constructor
        /// </summary>
        public ScreenSaver()
        {
            Statics_Engine.SystemSettings.screenSaverTimer = Stopwatch.StartNew();
        }

        /// <summary>
        /// Start running the screen saver
        /// </summary>
        /// <param name="spriteBatch">SpriteBatch used to draw</param>
        public void AntiBurnScreenSaverBegin(SpriteBatch spriteBatch)
        {
            ShaderParameters.DrawFX.screenSaverTime.SetValue(Statics_Engine.SystemSettings.elementalGameTime.TotalRealTime.Seconds);
            ShaderParameters.DrawFX.effect.CurrentTechnique = ShaderParameters.DrawFX.effect.Techniques["AntiBurn"];
            ShaderParameters.DrawFX.effect.Begin();
            ShaderParameters.DrawFX.effect.CurrentTechnique.Passes[0].Begin();
        }
        /// <summary>
        /// Stop running the screen saver
        /// </summary>
        /// <param name="spriteBatch">SpriteBatch used to draw</param>
        public void AntiBurnScreenSaverEnd(SpriteBatch spriteBatch)
        {
            ShaderParameters.DrawFX.effect.CurrentTechnique.Passes[0].End();
            ShaderParameters.DrawFX.effect.End();
        }


    }

}