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


namespace DarkWynter.Engine.EventControl.EventTypes
{
    using System;
    using System.Collections.Generic;
    using System.Diagnostics;
    using System.Text;
    using System.Xml;

    using Microsoft.Xna.Framework;
    using Microsoft.Xna.Framework.Graphics;

    using DarkWynter.Engine.Globals;
    using DarkWynter.Engine.Utilities;
    using DarkWynter.Engine.GameObjects;
    using DarkWynter.Stream;
   
    /// <summary>
    /// Instance of a HUDStackEvent
    /// Extends GameEvent
    /// Used to update the stack images to the HUD
    /// </summary>
    public class HUDStackEvent : GameEvent
    {
        /// <summary>
        /// The texture to use for the event
        /// </summary>
        public string texPath { get { return _texPath; } set { _texPath = value; } }
        private string _texPath;
        /// <summary>
        /// The texture's width
        /// </summary>
        public int texX { get { return _texX; } set { _texX = value; } }
        private int _texX;
        /// <summary>
        /// The texture's height
        /// </summary>
        public int texY { get { return _texY; } set { _texY = value; } }
        private int _texY;
        /// <summary>
        /// A boolean which returns true if image is being drawn
        /// </summary>
        public bool drawStack { get { return _drawStack; } set { _drawStack = value; } }
        private bool _drawStack;

        Vector2 stackLocation;
        Texture2D stackTexture;

        /// <summary>
        /// Creates the HUDStackEvent from XML
        /// </summary>
        /// <param name="node">XML Node</param>
        public HUDStackEvent(XmlNode node)
            : base(node)
        {

            this.texPath = node.Attributes["texture"].Value;

            this.texX = int.Parse(node.Attributes["texX"].Value);
            this.texY = int.Parse(node.Attributes["texY"].Value);

            string value = node.Attributes["draw"].Value;
            if (value == "Yes")
            {
                this.drawStack = true;
            }
            else
            {
                this.drawStack = false;
            }

            string filename = texPath;
            stackTexture = Engine.Globals.Statics_Engine.SystemSettings.content.Load<Texture2D>(filename);
            stackLocation = new Vector2(Statics_Stream.RenderSettings.cameraList[0].viewport.Width - this.texX, this.texY);
            
        }
        /// <summary>
        /// Adds/changes the HUDStack image
        /// </summary>
        public override void FireEvent()
        {
            if (GameEventHandler.HUD_StackIndex == -1)
            {
                GameEventHandler.HUD_StackIndex = DarkWynterEngine._HUD.AddImageDisplay(stackTexture, stackLocation, stackTexture.Width, stackTexture.Height, Color.White, drawStack);
            }
            else
            {
               DarkWynterEngine._HUD.UpdateImageDisplay(GameEventHandler.HUD_StackIndex, stackTexture, stackLocation, stackTexture.Width, stackTexture.Height, Color.White, drawStack);

            }
            isFinished = true;
        }

    }
}