FancyZones and Shortcut Guide initial commit

Co-authored-by: Alexis Campailla <alexis@janeasystems.com>
Co-authored-by: Bret Anderson <bretan@microsoft.com>
Co-authored-by: Enrico Giordani <enrico.giordani@gmail.com>
Co-authored-by: Jaime Bernardo <jaime@janeasystems.com>
Co-authored-by: Jeff Bogdan <jeffbog@microsoft.com>
Co-authored-by: March Rogers <marchr@microsoft.com>
Co-authored-by: Mike Harsh <mharsh@microsoft.com>
Co-authored-by: Nachum Bundak <Nachum.Bundak@microsoft.com>
Co-authored-by: Oliver Jones <ojones@microsoft.com>
Co-authored-by: Patrick Little <plittle@microsoft.com>

src/modules/fancyzones/editor/FancyZonesEditor/CanvasZone.xaml.cs

@@ -0,0 +1,167 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+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.Navigation;
+using System.Windows.Shapes;
+using FancyZonesEditor.Models;
+
+namespace FancyZonesEditor
+{
+    /// <summary>
+    /// Once you've "Committ"ed the starter grid, then the Zones within the grid come to life for you to be able to further subdivide them 
+    /// using splitters
+    /// </summary>
+
+    public partial class CanvasZone : UserControl
+    {
+        public CanvasZone()
+        {
+            InitializeComponent();
+            Canvas.SetZIndex(this, c_zIndex++);
+        }
+
+        public CanvasLayoutModel Model;
+        public int ZoneIndex;
+
+        private Point Move(double xDelta, double yDelta)
+        {
+            Int32Rect rect = Model.Zones[ZoneIndex];
+            if (xDelta < 0)
+            {
+                xDelta = Math.Max(xDelta, -rect.X);
+            }
+            else if (xDelta > 0)
+            {
+                xDelta = Math.Min(xDelta, c_workArea.Width - rect.Width - rect.X);
+            }
+
+            if (yDelta < 0)
+            {
+                yDelta = Math.Max(yDelta, -rect.Y);
+            }
+            else if (yDelta > 0)
+            {
+                yDelta = Math.Min(yDelta, c_workArea.Height - rect.Height - rect.Y);
+            }
+
+            rect.X += (int) xDelta;
+            rect.Y += (int) yDelta;
+
+            Canvas.SetLeft(this, rect.X);
+            Canvas.SetTop(this, rect.Y);
+            Model.Zones[ZoneIndex] = rect;
+            return new Point(xDelta, yDelta);
+        }
+
+        private void Size(double xDelta, double yDelta)
+        {
+            Int32Rect rect = Model.Zones[ZoneIndex];
+            if (xDelta != 0)
+            {
+                int newWidth = rect.Width + (int) xDelta;
+
+                if (newWidth < 48)
+                {
+                    newWidth = 48;
+                }
+                else if (newWidth > (c_workArea.Width - rect.X))
+                {
+                    newWidth = (int) c_workArea.Width - rect.X;
+                }
+                MinWidth = rect.Width = newWidth;
+            }
+
+            if (yDelta != 0)
+            {
+                int newHeight = rect.Height + (int)yDelta;
+
+                if (newHeight < 48)
+                {
+                    newHeight = 48;
+                }
+                else if (newHeight > (c_workArea.Height - rect.Y))
+                {
+                    newHeight = (int)c_workArea.Height - rect.Y;
+                }
+                MinHeight = rect.Height = newHeight;
+            }
+            Model.Zones[ZoneIndex] = rect;
+        }
+
+        private static int c_zIndex = 0;
+
+        // TODO: multimon
+        // This needs to be the work area of the monitor we get launched on
+        private static Rect c_workArea = System.Windows.SystemParameters.WorkArea;
+
+        protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
+        {
+            Canvas.SetZIndex(this, c_zIndex++);
+            base.OnPreviewMouseDown(e);
+        }
+        private void NWResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Point actualChange = Move(e.HorizontalChange, e.VerticalChange);
+            Size(-actualChange.X, -actualChange.Y);
+        }
+
+        private void NEResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Point actualChange = Move(0, e.VerticalChange);
+            Size(e.HorizontalChange, -actualChange.Y);
+        }
+
+        private void SWResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Point actualChange = Move(e.HorizontalChange, 0);
+            Size(-actualChange.X, e.VerticalChange);
+        }
+
+        private void SEResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Size(e.HorizontalChange, e.VerticalChange);
+        }
+
+        private void NResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Point actualChange = Move(0, e.VerticalChange);
+            Size(0, -actualChange.Y);
+        }
+
+        private void SResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Size(0, e.VerticalChange);
+        }
+
+        private void WResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Point actualChange = Move(e.HorizontalChange, 0);
+            Size(-actualChange.X, 0);
+        }
+
+        private void EResize_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Size(e.HorizontalChange, 0);
+        }
+
+        private void Caption_DragDelta(object sender, System.Windows.Controls.Primitives.DragDeltaEventArgs e)
+        {
+            Move(e.HorizontalChange, e.VerticalChange);
+        }
+
+        private void OnClose(object sender, RoutedEventArgs e)
+        {
+            ((Panel)Parent).Children.Remove(this);
+            Model.RemoveZoneAt(ZoneIndex);
+        }
+    }
+}