using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Shapes;

using System.Windows.Threading;

using Microsoft.Surface;

using Microsoft.Surface.Presentation;

using Microsoft.Surface.Presentation.Controls;

using FingersDance.Control.UserPanel;

using FingersDance.Control.Screen;

using FingersDance.Control.Close;

using FingersDance.ViewModels;

using FingersDance.Data;

namespace FingersDance

{

    /// <summary>

    /// Interaction logic for SurfaceWindow1.xaml

    /// </summary>

    public partial class SurfaceWindow1 : SurfaceWindow

    {

        /// <summary>

        /// Default constructor.

        /// </summary>

        /// 

        #region Variables

        private UserControlUserPanel Panel1 = null;

        private UserControlUserPanel Panel2 = null;

        private UserControlUserPanel Panel3 = null;

        private UserControlUserPanel Panel4 = null;

        ActionFactory.ActionGenerator _Factory = new FingersDance.ActionFactory.ActionFactory().GetGenerator();

        private MainViewModel _mainviewmodel = new MainViewModel();      

        #endregion

        #region Constructor

        public SurfaceWindow1()

        {

            InitializeComponent();

            //Permet d'initialiser l'inertie du Pivot une fois relach�.

            InitPivotInertia();

            //Permet d'initialiser les quand Grid � la position initiale du pivot

            InitGridPositions();

            // Add handlers for Application activation events

            AddActivationHandlers();

        }

        #endregion

        #region Initialization

        private void InitPivotInertia()

        {

            try

            {

                ScatterViewItem item = (ScatterViewItem)scaterview.Items.GetItemAt(0);

                item.DecelerationRate = double.NaN;

            }

            catch (Exception ex) { }

        }

        private void InitGridPositions()

        {

            //Initialise les 4 Grids � la positions initiale du Pivot.   

            try

            {

                ScatterViewItem item = (ScatterViewItem)scaterview.Items.GetItemAt(0);

                Grid1.Width =item.Center.X;

                Grid1.Height = item.Center.Y;

                Grid2.Width = item.Center.X;

                Grid2.Height = 768 - item.Center.Y;

                Grid3.Width = 1024 - item.Center.X;

                Grid3.Height = 768 - item.Center.Y;

                Grid4.Width = 1024 - item.Center.X;

                Grid4.Height = item.Center.Y;

            }

            catch (Exception ex) { }

        }

        #endregion

        /// <summary>

        /// Occurs when the window is about to close. 

        /// </summary>

        /// <param name="e"></param>

        protected override void OnClosed(EventArgs e)

        {

            base.OnClosed(e);

            // Remove handlers for Application activation events

            RemoveActivationHandlers();

        }

        /// <summary>

        /// Adds handlers for Application activation events.

        /// </summary>

        private void AddActivationHandlers()

        {

            // Subscribe to surface application activation events

            ApplicationLauncher.ApplicationActivated += OnApplicationActivated;

            ApplicationLauncher.ApplicationPreviewed += OnApplicationPreviewed;

            ApplicationLauncher.ApplicationDeactivated += OnApplicationDeactivated;

        }

        /// <summary>

        /// Removes handlers for Application activation events.

        /// </summary>

        private void RemoveActivationHandlers()

        {

            // Unsubscribe from surface application activation events

            ApplicationLauncher.ApplicationActivated -= OnApplicationActivated;

            ApplicationLauncher.ApplicationPreviewed -= OnApplicationPreviewed;

            ApplicationLauncher.ApplicationDeactivated -= OnApplicationDeactivated;

        }

        /// <summary>

        /// This is called when application has been activated.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationActivated(object sender, EventArgs e)

        {

            //TODO: enable audio, animations here

        }

        /// <summary>

        /// This is called when application is in preview mode.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationPreviewed(object sender, EventArgs e)

        {

            //TODO: Disable audio here if it is enabled

            //TODO: optionally enable animations here

        }

        /// <summary>

        ///  This is called when application has been deactivated.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void OnApplicationDeactivated(object sender, EventArgs e)

        {

            //TODO: disable audio, animations here

        }

        /// <summary>

        ///  This is called when application has been loaded, we change the orientation

        ///  of the application

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void mainSurfaceWindow_Loaded(object sender, RoutedEventArgs e)

        {

            if (ApplicationLauncher.InitialOrientation == UserOrientation.Top)

            {

                // Rotate the main canvas by 180 degrees.

                this.MainGrid.LayoutTransform = new RotateTransform(180.0);

            }

            else

            {

                // Remove the rotate transform on the main canvas.

                this.MainGrid.LayoutTransform = null;

            }

            // Dismiss the loading screen.

            ApplicationLauncher.SignalApplicationLoadComplete();

        }

        private void scaterview_ContactChanged(object sender, ContactEventArgs e)

        {  }

        private void ScatterViewItemPivot_ContactChanged(object sender, ContactEventArgs e)

        {

            //Permet la MAJ des 4 Grids � la position du pivot

            try

            {

                Grid1.Width = e.GetPosition(mainSurfaceWindow).X;

                Grid1.Height = e.GetPosition(mainSurfaceWindow).Y;

                Grid3.Width = e.GetPosition(mainSurfaceWindow).X;

                Grid3.Height = 768 - e.GetPosition(mainSurfaceWindow).Y;

                Grid4.Width = 1024 - e.GetPosition(mainSurfaceWindow).X;

                Grid4.Height = 768 - e.GetPosition(mainSurfaceWindow).Y;

                Grid2.Width = 1024 - e.GetPosition(mainSurfaceWindow).X;

                Grid2.Height = e.GetPosition(mainSurfaceWindow).Y;

                //GRISAGE

                //Grid1

                if (Grid1.Width < (1024 / 4) || Grid2.Height < (768 / 4))

                {

                    try

                    {Grid1.Children[1].Visibility = Visibility.Hidden;}

                    catch (Exception) { }

                }

                else

                {

                    try

                    { Grid1.Children[1].Visibility = Visibility.Visible; }

                    catch (Exception) { }

                }

                //Grid2

                if (Grid2.Width < (1024 / 4) || Grid2.Height < (768 / 4))

                {

                    try

                    { Grid2.Children[1].Visibility = Visibility.Hidden; }

                    catch (Exception) { }

                }

                else

                {

                    try

                    { Grid2.Children[1].Visibility = Visibility.Visible; }

                    catch (Exception) { }

                }

                //Grid3

                if (Grid3.Width < (1024 / 4) || Grid3.Height < (768 / 4))

                {

                    try

                    { Grid3.Children[1].Visibility = Visibility.Hidden; }

                    catch (Exception) { }

                }

                else

                {

                    try

                    { Grid3.Children[1].Visibility = Visibility.Visible; }

                    catch (Exception) { }

                }

                //Grid4

                if (Grid4.Width < (1024 / 4) || Grid4.Height < (768 / 4))

                {

                    try

                    { Grid4.Children[1].Visibility = Visibility.Hidden; }

                    catch (Exception) { }

                }

                else

                {

                    try

                    { Grid4.Children[1].Visibility = Visibility.Visible; }

                    catch (Exception) { }

                }

            }

            catch (Exception) { }

        }

        private void UserControlPivot_EH_SurfaceButtonPlayer_ContactDown(object sender, EventArgs e)

        {

            //  Si aucune video n'a �t� s�lectionn�e et qu'une grid contient un �l�ment (listvideo), on ne fait rien

            if (_mainviewmodel.Session.VideoPath.Equals("") && (Grid1.Children.Count == 2 || Grid2.Children.Count == 2 || Grid3.Children.Count == 2 || Grid4.Children.Count == 2))

                return;

            //  Traitement du contact down sur le pivot (Cr�ation d'un screen ou suppression d'un panel

            switch ((int)sender)

            {

                case 1:

                    if (Panel1 == null && Grid1.Children.Count == 1)

                    {

                        //1-Creation du control Screen

                        UserControlScreen Screen = new UserControlScreen(1, _mainviewmodel);

                        Screen.Name = "Screen1";

                        Screen.contexteGrid = Grid1.Name.ToString();

                        //2-Rajout du screen dans la grid correspondante

                        Grid1.Children.Add(Screen);

                        Screen.UC_Screen_NewSession += new System.EventHandler(this.SessionInput_EH_SurfaceButtonSubmit_ContactDown);

                    }

                    else //Affichage du message de confirmation

                    {

                        if (Panel1 != null && Grid1.Children.Count == 2)

                        {

                            UserControlClose UCclose = new UserControlClose(1, "�tes-vous s�r de vouloir quitter ?");

                            UCclose.Name = "CloseAlert1";

                            Grid1.Children.Add(UCclose);

                            UCclose.ConfirmYesOrNo += new EventHandler<ConfirmEventArgs>(CloseAlert_EH_SurfaceButton_ContactDown);

                        }

                    }

                    break;

                case 2:

                    if (Panel2 == null && Grid2.Children.Count == 1)

                    {

                        //1-Creation du control Screen

                        UserControlScreen Screen = new UserControlScreen(2, _mainviewmodel);

                        Screen.Name = "Screen2";

                        Screen.contexteGrid = Grid2.Name.ToString();

                        //2-Rajout du screen dans la grid correspondante

                        Grid2.Children.Add(Screen);

                        Screen.UC_Screen_NewSession += new System.EventHandler(this.SessionInput_EH_SurfaceButtonSubmit_ContactDown);

                    }

                    else //Affichage du message de confirmation

                    {

                        if (Panel2 != null && Grid2.Children.Count == 2)

                        {

                            UserControlClose UCclose = new UserControlClose(2, "�tes-vous s�r de vouloir quitter ?");

                            UCclose.Name = "CloseAlert2";

                            Grid2.Children.Add(UCclose);

                            UCclose.ConfirmYesOrNo += new EventHandler<ConfirmEventArgs>(CloseAlert_EH_SurfaceButton_ContactDown);

                        }

                    }

                    break;

                case 3:

                    if (Panel3 == null && Grid3.Children.Count == 1)

                    {

                        //1-Creation du control Screen

                        UserControlScreen Screen = new UserControlScreen(3, _mainviewmodel);

                        Screen.Name = "Screen3";

                        Screen.contexteGrid = Grid3.Name.ToString();

                        //2-Rajout du screen dans la grid correspondante

                        Grid3.Children.Add(Screen);

                        Screen.UC_Screen_NewSession += new System.EventHandler(this.SessionInput_EH_SurfaceButtonSubmit_ContactDown);

                    }

                    else //Affichage du message de confirmation

                    {

                        if (Panel3 != null && Grid3.Children.Count == 2)

                        {

                            UserControlClose UCclose = new UserControlClose(3, "�tes-vous s�r de vouloir quitter ?");

                            UCclose.Name = "CloseAlert3";

                            Grid3.Children.Add(UCclose);

                            UCclose.ConfirmYesOrNo += new EventHandler<ConfirmEventArgs>(CloseAlert_EH_SurfaceButton_ContactDown);

                        }

                    }

                    break;

                case 4:

                    if (Panel4 == null && Grid4.Children.Count == 1)

                    {

                        //1-Creation du control Screen

                        UserControlScreen Screen = new UserControlScreen(4, _mainviewmodel);

                        Screen.Name = "Screen4";

                        Screen.contexteGrid = Grid4.Name.ToString();

                        //2-Rajout du screen dans la grid correspondante

                        Grid4.Children.Add(Screen);

                        Screen.UC_Screen_NewSession += new System.EventHandler(this.SessionInput_EH_SurfaceButtonSubmit_ContactDown);

                    }

                    else //Affichage du message de confirmation

                    {

                        if (Panel4 != null && Grid4.Children.Count == 2)

                        {

                            UserControlClose UCclose = new UserControlClose(4, "�tes-vous s�r de vouloir quitter ?");