Basic implementation of a few editor tools

src/Artemis.UI/Screens/Module/ProfileEditor/Visualization/Tools/EllipseToolViewModel.cs

@@ -1,4 +1,5 @@
 using System.IO;
+using System.Windows;
 using System.Windows.Input;
 using Artemis.UI.Properties;
 using Artemis.UI.Services.Interfaces;
@@ -7,6 +8,8 @@ namespace Artemis.UI.Screens.Module.ProfileEditor.Visualization.Tools
 {
     public class EllipseToolViewModel : VisualizationToolViewModel
     {
+        private bool _shiftDown;
+
         public EllipseToolViewModel(ProfileViewModel profileViewModel, IProfileEditorService profileEditorService) : base(profileViewModel, profileEditorService)
         {
             using (var stream = new MemoryStream(Resources.aero_crosshair))
@@ -14,5 +17,37 @@ namespace Artemis.UI.Screens.Module.ProfileEditor.Visualization.Tools
                 Cursor = new Cursor(stream);
             }
         }
+
+        public Rect DragRectangle { get; set; }
+
+        public override void MouseMove(object sender, MouseEventArgs e)
+        {
+            base.MouseMove(sender, e);
+
+            if (!IsMouseDown)
+                return;
+
+            var position = ProfileViewModel.PanZoomViewModel.GetRelativeMousePosition(sender, e);
+            if (!_shiftDown)
+                DragRectangle = new Rect(MouseDownStartPosition, position);
+            else
+                DragRectangle = GetSquareRectBetweenPoints(MouseDownStartPosition, position);
+        }
+
+        public override void KeyUp(KeyEventArgs e)
+        {
+            base.KeyUp(e);
+
+            if (e.Key == Key.LeftShift || e.Key == Key.RightShift)
+                _shiftDown = false;
+        }
+
+        public override void KeyDown(KeyEventArgs e)
+        {
+            base.KeyDown(e);
+
+            if (e.Key == Key.LeftShift || e.Key == Key.RightShift)
+                _shiftDown = true;
+        }
     }
 }