using System;
using System.Drawing;
using System.Drawing.Color;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;

namespace Collision
{
    /// <summary>
    /// This is the main type for your game
    /// </summary>
    public class Game1 : Microsoft.Xna.Framework.Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
        Texture2D texture;
        Texture2D textureTransparent;
        Texture2D piecealive;
        Texture2D piecedead;
        Texture2D whatever;

        SpriteFont testFont;

        Microsoft.Xna.Framework.Color colour;

        Array KnownColor;
        string value;
        List<string> colors = new List<string>();
        Vector2 pos;

        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";
        }

        protected override void Initialize()
        {
            base.Initialize();
        }

        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            texture = Content.Load<Texture2D>(@"Images/logo");
            textureTransparent = Content.Load<Texture2D>(@"Images/logo_trans");
            piecealive = Content.Load<Texture2D>(@"Images/piece_alive");
            piecedead = Content.Load<Texture2D>(@"Images/piece_dead");
            testFont = Content.Load<SpriteFont>(@"Fonts/Test");
            whatever = Content.Load<Texture2D>(@"Images/Bitmap1");

            GetColors();

        }

        protected override void UnloadContent()
        {
        }

        protected override void Update(GameTime gameTime)
        {
            // Allows the game to exit
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed)
                this.Exit();

            Random rand = new Random();

            CreateRandomColour();

            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {

            GraphicsDevice.Clear(Microsoft.Xna.Framework.Color.White);

            spriteBatch.Begin(SpriteSortMode.FrontToBack, BlendState.AlphaBlend);
            for (int i = 0; i < 256; i++)
            {
                pos.Y = i * 2;
                for (int j = 0; j < 256; j++)
                {

                    System.Drawing.Color SColor = System.Drawing.Color.FromName(value);
                    colour = new Microsoft.Xna.Framework.Color(SColor.R, SColor.G, SColor.B, SColor.A);

                    pos.X = j * 2;

                    Microsoft.Xna.Framework.Graphics.SpriteBatch.Draw(whatever,
                    pos,
                    colour);

                }
            }
            spriteBatch.End();

            base.Draw(gameTime);
        }

        private String CreateRandomColour()
        {
            Random random = new Random();
            int index = random.Next(0, colors.Count); // list.Count for List<T>
            value = colors[index]; // where array is string[]

            return value;
        }

        private List<string> GetColors()
        {
            string[] colorNames = Enum.GetNames(typeof(KnownColor));
            foreach (string colorName in colorNames)
            {
                KnownColor knownColor = (KnownColor)Enum.Parse(typeof(KnownColor), colorName);
                colors.Add(colorName);
            }
            return colors;
        }
    }
}