From ac9090470eba25bb3c789f0e87ecf70e6a7be55f Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Tue, 29 May 2018 19:44:54 +0300
Subject: Working on Mouse/Touch synchronization!

---
 .../Tango.DragAndDrop/DragAndDropService.cs        | 37 ++++++++++++++++------
 .../Visual_Studio/Tango.DragAndDrop/DragThumb.cs   | 20 ++++++++++++
 .../Tango.DragAndDrop/Tango.DragAndDrop.csproj     |  5 +++
 3 files changed, 52 insertions(+), 10 deletions(-)
 create mode 100644 Software/Visual_Studio/Tango.DragAndDrop/DragThumb.cs

(limited to 'Software/Visual_Studio/Tango.DragAndDrop')

diff --git a/Software/Visual_Studio/Tango.DragAndDrop/DragAndDropService.cs b/Software/Visual_Studio/Tango.DragAndDrop/DragAndDropService.cs
index 606e8a2e5..60da36590 100644
--- a/Software/Visual_Studio/Tango.DragAndDrop/DragAndDropService.cs
+++ b/Software/Visual_Studio/Tango.DragAndDrop/DragAndDropService.cs
@@ -11,6 +11,7 @@ using System.Windows.Media;
 using System.Windows.Media.Animation;
 using System.Windows.Media.Imaging;
 using System.Windows.Threading;
+using Tango.Core.EventArguments;
 using Tango.SharedUI.Helpers;
 
 namespace Tango.DragAndDrop
@@ -489,9 +490,14 @@ namespace Tango.DragAndDrop
             {
                 _dragElements.Add(element);
 
-                element.PreviewMouseDown += Draggable_PreviewMouseDown;
-                element.MouseMove += Draggable_MouseMove;
+                element.RegisterForPreviewMouseOrTouchDown(Draggable_PreviewMouseDown);
+                element.RegisterForMouseOrTouchMove(Draggable_MouseMove);
                 element.PreviewMouseUp += Draggable_PreviewMouseUp;
+                element.IsManipulationEnabled = true;
+
+                //element.AddHandler(FrameworkElement.PreviewMouseDownEvent, (MouseButtonEventHandler)Draggable_PreviewMouseDown, true);
+                //element.AddHandler(FrameworkElement.MouseMoveEvent, (MouseEventHandler)Draggable_MouseMove, true);
+                //element.AddHandler(FrameworkElement.PreviewMouseUpEvent, (MouseButtonEventHandler)Draggable_PreviewMouseUp, true);
                 element.Unloaded += Element_Unloaded;
             }
         }
@@ -630,14 +636,14 @@ namespace Tango.DragAndDrop
 
         #region Draggable Event Handlers
 
-        /// <summary>
-        /// Handles the PreviewMouseDown event of the Draggable control.
-        /// </summary>
-        /// <param name="sender">The source of the event.</param>
-        /// <param name="e">The <see cref="System.Windows.Input.MouseButtonEventArgs"/> instance containing the event data.</param>
-        private static void Draggable_PreviewMouseDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
+        private static void Draggable_PreviewMouseDown(object sender, MouseOrTouchEventArgs e)
         {
-            if (e.Source != sender) return;
+            var dragThumb = (sender as FrameworkElement).FindChild<DragThumb>();
+
+            if ((e.Source != sender && dragThumb == null) || (dragThumb != null && dragThumb != e.OriginalSource))
+            {
+                return;
+            }
 
             FrameworkElement element = sender as FrameworkElement;
 
@@ -652,13 +658,17 @@ namespace Tango.DragAndDrop
             _isMouseDown = true;
         }
 
+     
+
         /// <summary>
         /// Handles the MouseMove event of the Draggable control.
         /// </summary>
         /// <param name="sender">The source of the event.</param>
         /// <param name="e">The <see cref="System.Windows.Input.MouseEventArgs"/> instance containing the event data.</param>
-        private static void Draggable_MouseMove(object sender, System.Windows.Input.MouseEventArgs e)
+        private static void Draggable_MouseMove(object sender, MouseOrTouchEventArgs e)
         {
+            Debug.WriteLine(e.GetPosition(_currentDragedElement));
+
             if (_isMouseDown)
             {
                 FrameworkElement element = _currentDragedElement;
@@ -673,6 +683,13 @@ namespace Tango.DragAndDrop
                         {
                             element.ReleaseMouseCapture();
                             surface.ReleaseMouseCapture();
+
+                            if (e.TouchDevice != null)
+                            {
+                                element.ReleaseTouchCapture(e.TouchDevice);
+                                surface.ReleaseTouchCapture(e.TouchDevice);
+                            }
+
                             _isMouseDown = false;
                             CreateDraggingElement();
                             _dragTimer.Start();
diff --git a/Software/Visual_Studio/Tango.DragAndDrop/DragThumb.cs b/Software/Visual_Studio/Tango.DragAndDrop/DragThumb.cs
new file mode 100644
index 000000000..952c35bb5
--- /dev/null
+++ b/Software/Visual_Studio/Tango.DragAndDrop/DragThumb.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+
+namespace Tango.DragAndDrop
+{
+    public class DragThumb : Grid
+    {
+        public DragThumb()
+        {
+            Background = Brushes.Transparent;
+            IsHitTestVisible = true;
+        }
+    }
+}
diff --git a/Software/Visual_Studio/Tango.DragAndDrop/Tango.DragAndDrop.csproj b/Software/Visual_Studio/Tango.DragAndDrop/Tango.DragAndDrop.csproj
index 324bf9f90..771ed8079 100644
--- a/Software/Visual_Studio/Tango.DragAndDrop/Tango.DragAndDrop.csproj
+++ b/Software/Visual_Studio/Tango.DragAndDrop/Tango.DragAndDrop.csproj
@@ -69,6 +69,7 @@
     </Compile>
     <Compile Include="DragAndDropService.cs" />
     <Compile Include="DraggingSurface.cs" />
+    <Compile Include="DragThumb.cs" />
     <Compile Include="DropEventArgs.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -98,6 +99,10 @@
     <AppDesigner Include="Properties\" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\Tango.Core\Tango.Core.csproj">
+      <Project>{a34ee0f0-649d-41c8-8489-b6f1cc6924ee}</Project>
+      <Name>Tango.Core</Name>
+    </ProjectReference>
     <ProjectReference Include="..\Tango.SharedUI\Tango.SharedUI.csproj">
       <Project>{8491d07b-c1f6-4b62-a412-41b9fd2d6538}</Project>
       <Name>Tango.SharedUI</Name>
-- 
cgit v1.3.1