//---------------------------------------------------------------------------------------------------------------------------------------------------
// <copyright file="PauseScreen.cs" company="DarkWynter Studios">
//     Copyright (C)2007 DarkWynter Studios.  All rights reserved.
// </copyright>
//---------------------------------------------------------------------------------------------------------------------------------------------------
// {License Information: Creative Commons}
//---------------------------------------------------------------------------------------------------------------------------------------------------

namespace ElementalGame
{
    #region Using Statements
    using System;
    using System.Collections.Generic;
    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;
    #endregion

    // The Pause Screen
    public class PauseScreen : GameScreen
    {
        private Texture2D hintsTexture;
        private GameMenu playerPauseMenu;

        // Constructor:
        public PauseScreen()
        {
            //Instantiate the GameMenu
            menu = new GameMenu("", 0, 0);

            playerPauseMenu = new GameMenu("Paused", 150, 30);//ElementalGame.GAME_WINDOW_WIDTH / 2, ElementalGame.GAME_WINDOW_HEIGHT / 2);
            playerPauseMenu.SetDrawMenuTitle(false);

            playerPauseMenu.AddMenuOption("Invert rotation", "No", "Yes");
            playerPauseMenu.AddMenuOption("Rumble", "Yes", "No");
            playerPauseMenu.AddMenuOption("ShadowMap1", "Yes", "No");
            playerPauseMenu.AddMenuOption("ShadowMap2", "Yes", "No");
            playerPauseMenu.AddMenuOption("Terrain Bump Mapping", "Yes", "No");
            playerPauseMenu.AddMenuOption("Terrain Multi-Texturing", "Yes", "No");
            //playerPauseMenu.AddMenuOption("Number Of Terrain Textures", "4", "3", "2");
            playerPauseMenu.AddMenuOption("Light Sources", "2", "1");
            playerPauseMenu.AddMenuOption("Music", "On", "Off");
            playerPauseMenu.AddMenuOption("Sound Effects", "On", "Off");
        }

        public GameMenu GetPlayerPauseMenu()
        {
            return playerPauseMenu;
        }

        public void SetHintsTexture(Texture2D hints)
        {
            hintsTexture = hints;
        }

        public void SetPlayerOptions(Human player)
        {
            if (player.controlsInverted)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Invert rotation")).SetCurrentIndex(1);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Invert rotation")).SetCurrentIndex(0);
            }

            if (player.rumbleEnabled)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Rumble")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Rumble")).SetCurrentIndex(1);
            }
        }

        public void SetDefaults()
        {
            // ShadowMap1
            if (XML.SystemSettings.enableShadowMap1)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("ShadowMap1")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("ShadowMap1")).SetCurrentIndex(1);
            }

            if (XML.SystemSettings.enableShadowMap2)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("ShadowMap2")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("ShadowMap2")).SetCurrentIndex(1);
            }

            if (XML.SystemSettings.enableTerrainBumpMapping)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Terrain Bump Mapping")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Terrain Bump Mapping")).SetCurrentIndex(1);
            }

            if (XML.SystemSettings.enableTerrainMultiTexturing)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Terrain Multi-Texturing")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Terrain Multi-Texturing")).SetCurrentIndex(1);
            }

            //if (ElementalGame.numberOfTerrainTextures == 4)
            //{
            //    ((GameMenuOption)playerPauseMenu.GetMenuElement(6)).SetCurrentIndex(0);
            //}
            //else
            //{
            //    ((GameMenuOption)playerPauseMenu.GetMenuElement(6)).SetCurrentIndex(1);
            //}

            if (XML.SystemSettings.singleLightSource)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Light Sources")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Light Sources")).SetCurrentIndex(1);
            }

            if (XML.SystemSettings.music)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Music")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Music")).SetCurrentIndex(1);
            }

            if (XML.SystemSettings.soundFX)
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Sound Effects")).SetCurrentIndex(0);
            }
            else
            {
                ((GameMenuOption)playerPauseMenu.GetMenuElement("Sound Effects")).SetCurrentIndex(1);
            }
        }

        public new void Draw()
        {
            ElementalGame.graphics.GraphicsDevice.Viewport = ElementalGame.defaultViewport;
            base.Draw();
            // Now draw the menu for THIS player
            if (ElementalGame.playerThatPaused != -1)
            {
                //Figure out how many players there are and if we need to shrink the font
                if (XML.SystemSettings.TOTAL_PLAYERS > 2)
                {
                    //use smaller font
                    playerPauseMenu.SetFont(FontWriter.ComicSansSmall);
                }
                else
                {
                    //use bigger font
                    playerPauseMenu.SetFont(FontWriter.ComicSans);
                }
                ElementalGame.spriteBatch.End();
                ElementalGame.graphics.GraphicsDevice.Viewport = ElementalGame.viewportList[ElementalGame.playerThatPaused];
                ElementalGame.spriteBatch.Begin(SpriteBlendMode.AlphaBlend);
                //draw hints background
                if (hintsTexture != null)
                {
                    ElementalGame.spriteBatch.Draw(hintsTexture, 
                                                   new Rectangle(0, 
                                                                 0, 
                                                                 ElementalGame.graphics.GraphicsDevice.Viewport.Width, 
                                                                 ElementalGame.graphics.GraphicsDevice.Viewport.Height), 
                                                   Color.White);
                }
                playerPauseMenu.Draw();
                ElementalGame.spriteBatch.End();
                //restart spritebatch for later
                ElementalGame.spriteBatch.Begin(SpriteBlendMode.AlphaBlend);
            }
        }
    }
}