1 using System;

     2 using System.Collections.Generic;

     3 using System.Linq;

     4 using System.Net;

     5 using System.Windows;

     6 using System.Windows.Controls;

     7 using System.Windows.Documents;

     8 using System.Windows.Input;

     9 using System.Windows.Media;

    10 using System.Windows.Media.Animation;

    11 using System.Windows.Shapes;

    12 using System.Threading;

    13 using Iri.Modernisation.BaseMVVM.Commands;

    14 using Iri.Modernisation.Controls.Converter;

    15 using Iri.Modernisation.Data.Models;

    16 namespace Iri.Modernisation.Controls.View

    17 {

    18     public partial class ContextualBinderLayer : UserControl

    19     {

    20         private ContextualLinkBinder _movingBinder;

    21         private Line _linkLine;

    22         private bool _active = false;

    23         private System.Windows.Threading.DispatcherTimer myDispatcherTimer;

    24         public ContextualBinderLayer()

    25         {

    26             InitializeComponent();

    27             Commands.ContextualBinderLayer.EndBind.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(EndBind_Executed);

    28             MouseLeftButtonUp += new MouseButtonEventHandler(ContextualBinderLayer_MouseLeftButtonUp);

    29             MouseMove += new MouseEventHandler(ContextualBinderLayer_MouseMove);

    30             Commands.ContextualBinderLayer.BeginBind.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(BeginBind_Executed);  

    31             myDispatcherTimer = new System.Windows.Threading.DispatcherTimer();

    32             myDispatcherTimer.Interval = new TimeSpan(0, 0, 0, 0, 0);

    33             myDispatcherTimer.Tick +=new EventHandler(myDispatcherTimer_Tick);

    34         }

    35 

    36         void  myDispatcherTimer_Tick(object sender, EventArgs e)

    37         {

    38  	          LayoutRoot.Background = PolemicTypeColorConverter.Convert(_movingBinder.PolemicType);

    39                     LayoutRoot.Background.Opacity = 0.0;

    40                     _movingBinder.Visibility = Visibility.Visible;

    41                     _linkLine.Visibility = Visibility.Visible;

    42         }

    43         void EndBind_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)

    44         {

    45             if (_active)

    46             {

    47                 FlushDisplay();

    48             }

    49         }

    50         

    51         void ContextualBinderLayer_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)

    52         {

    53             FlushDisplay();

    54         }

    55         private void FlushDisplay()

    56         {

    57             LayoutRoot.Children.Clear();

    58             _movingBinder.ReleaseMouseCapture();

    59             LayoutRoot.Background = null;

    60             _active = false;

    61             myDispatcherTimer.Stop();

    62             Commands.ContextualBinderLayer.DesactiveBind.Execute();

    63         }

    64        

    65         void ContextualBinderLayer_MouseMove(object sender, MouseEventArgs e)

    66         { 

    67             LayoutRoot.Background = null;

    68             _movingBinder.Visibility = Visibility.Collapsed;

    69             _linkLine.Visibility = Visibility.Collapsed;

    70             LayoutRoot.UpdateLayout();

    71             _movingBinder.Margin = new Thickness(

    72                                        e.GetPosition(this).X - _movingBinder.Width/2,

    73                                        e.GetPosition(this).Y - _movingBinder.Height / 2,

    74                                         0,

    75                                         0);

    76             _linkLine.X2 = e.GetPosition(this).X ;

    77             _linkLine.Y2 = e.GetPosition(this).Y;

    78         }

    79 

    80         void BeginBind_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)

    81         {

    82             LayoutRoot.Children.Clear();

    83             _movingBinder =new ContextualLinkBinder( ((ContextualLinkBinder)e.Parameter));  

    84             _movingBinder.Margin = new Thickness(

    85              ((MouseButtonEventArgs)e.Source).GetPosition(this).X - _movingBinder.Width/ 2,

    86              ((MouseButtonEventArgs)e.Source).GetPosition(this).Y - _movingBinder.Height/2 ,

    87               _movingBinder.Margin.Right,

    88                _movingBinder.Margin.Bottom);

    89             _linkLine = new Line()

    90             {

    91                 X1 = ((MouseButtonEventArgs)e.Source).GetPosition(this).X,

    92                 Y1 = ((MouseButtonEventArgs)e.Source).GetPosition(this).Y,

    93                 X2 = ((MouseButtonEventArgs)e.Source).GetPosition(this).X,

    94                 Y2 = ((MouseButtonEventArgs)e.Source).GetPosition(this).Y,

    95                 Stroke = PolemicTypeColorConverter.Convert(_movingBinder.PolemicType),

    96                 StrokeThickness = 2

    97             };

    98             LayoutRoot.Background = PolemicTypeColorConverter.Convert(_movingBinder.PolemicType);

    99             LayoutRoot.Background.Opacity = 0.0;

   100             LayoutRoot.Children.Add(_movingBinder);

   101             LayoutRoot.Children.Add(_linkLine);

   102             _active = true;

   103             Commands.ContextualBinderLayer.ActiveBind.Execute();

   104             myDispatcherTimer.Start();  

   105         }

   106     }

   107 }