using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DW.UI;
using Microsoft.Xna.Framework.Graphics;
using System.Xml;
using DW.Stream;
using Microsoft.Xna.Framework;

namespace DW.UI.ScreenObjects
{
    /// <summary>
    /// Used to display Images on the HUD
    /// </summary>
    public class ImageDisplay : ScreenObject
    {
        /// <summary>
        /// Image drawn to HUD.
        /// Edit by Drew: I changed this so that there is a "Source" property in the image... 
        /// this is used for my health bar. Getters and setters change eachother appropriately.
        /// References that use Width*Scale in existing code will just be left alone.
        /// </summary>


        string mName;
        /// <summary>
        /// Sets the image and defaults the source to the entire image
        /// </summary>
        public string name
        {
            get { return mName; }
            set
            {
                mName = value;

            }
        }

        Texture2D mImage;
        /// <summary>
        /// Sets the image and defaults the source to the entire image
        /// </summary>
        public Texture2D image
        {
            get { return mImage; }
            set
            {
                mImage = value;
                Source = new Rectangle(0, 0, image.Width, image.Height);
            }
        }
        /// <summary>
        /// X scale of image.
        /// </summary>
        public float xScale;
        /// <summary>
        /// Y scale of image.
        /// </summary>
        public float yScale;

        /// <summary>
        /// Contains the size of the image (source/scale)
        /// This is only different from Texture Dimension * scale when 
        /// the source is changed... playerIndex.e. only on my health bars
        /// </summary>
        public Rectangle Size;

        Rectangle mSource;
        /// <summary>
        /// Changes the Source Rectangle
        /// </summary>
        public Rectangle Source
        {
            get { return mSource; }
            set
            {
                mSource = value;
                Size = new Rectangle(0, 0, (int)(mSource.Width * xScale), (int)(mSource.Height * yScale));
            }
        }
        /// <summary>
        /// Image display constructor.
        /// Scale defaults to 1.
        /// </summary>
        public ImageDisplay()
        {
            xScale = 1.0f;
            yScale = 1.0f;
            type = DisplayType.IMAGE;
        }

        /// <summary>
        /// Image display constructor.
        /// Scale defaults to 1.
        /// </summary>
        public ImageDisplay(XmlNode node)
        {
            xScale = 1.0f;
            yScale = 1.0f;
            type = DisplayType.IMAGE;

            name = node.Attributes["nameID"].Value;
            position = new Vector2(int.Parse(node.Attributes["posX"].Value), int.Parse(node.Attributes["posY"].Value));
            visible = bool.Parse(node.Attributes["toDraw"].Value);
            color = GetColor(node);

            image = Renderer.content.Load<Texture2D>(node.Attributes["texturePath"].Value);
        }
    }

}