Added TileBrush.TileMode.

src/Perspex.SceneGraph/Media/TileBrush.cs

@@ -6,6 +6,37 @@
 
 namespace Perspex.Media
 {
+    /// <summary>
+    /// Describes how a <see cref="TileBrush"/> is tiled.
+    /// </summary>
+    public enum TileMode
+    {
+        /// <summary>
+        /// A single repeat of the content will be displayed.
+        /// </summary>
+        None,
+
+        /// <summary>
+        /// The content will be repeated horizontally, with alternate tiles mirrored.
+        /// </summary>
+        FlipX,
+
+        /// <summary>
+        /// The content will be repeated vertically, with alternate tiles mirrored.
+        /// </summary>
+        FlipY,
+
+        /// <summary>
+        /// The content will be repeated horizontally and vertically, with alternate tiles mirrored.
+        /// </summary>
+        FlipXY,
+
+        /// <summary>
+        /// The content will be repeated.
+        /// </summary>
+        Tile
+    }
+
     /// <summary>
     /// Base class for brushes which display repeating images.
     /// </summary>
@@ -15,25 +46,25 @@ namespace Perspex.Media
         /// Defines the <see cref="AlignmentX"/> property.
         /// </summary>
         public static readonly PerspexProperty<AlignmentX> AlignmentXProperty =
-            PerspexProperty.Register<TileBrush, AlignmentX>("ALignmentX", AlignmentX.Center);
+            PerspexProperty.Register<TileBrush, AlignmentX>(nameof(AlignmentX), AlignmentX.Center);
 
         /// <summary>
         /// Defines the <see cref="AlignmentY"/> property.
         /// </summary>
         public static readonly PerspexProperty<AlignmentY> AlignmentYProperty =
-            PerspexProperty.Register<TileBrush, AlignmentY>("ALignmentY", AlignmentY.Center);
+            PerspexProperty.Register<TileBrush, AlignmentY>(nameof(AlignmentY), AlignmentY.Center);
 
         /// <summary>
         /// Defines the <see cref="DestinationRect"/> property.
         /// </summary>
         public static readonly PerspexProperty<RelativeRect> DestinationRectProperty =
-            PerspexProperty.Register<TileBrush, RelativeRect>("DestinationRect", RelativeRect.Fill);
+            PerspexProperty.Register<TileBrush, RelativeRect>(nameof(DestinationRect), RelativeRect.Fill);
 
         /// <summary>
         /// Defines the <see cref="SourceRect"/> property.
         /// </summary>
         public static readonly PerspexProperty<RelativeRect> SourceRectProperty =
-            PerspexProperty.Register<TileBrush, RelativeRect>("SourceRect", RelativeRect.Fill);
+            PerspexProperty.Register<TileBrush, RelativeRect>(nameof(SourceRect), RelativeRect.Fill);
 
         /// <summary>
         /// Defines the <see cref="Stretch"/> property.
@@ -41,6 +72,12 @@ namespace Perspex.Media
         public static readonly PerspexProperty<Stretch> StretchProperty =
             PerspexProperty.Register<TileBrush, Stretch>(nameof(Stretch), Stretch.Uniform);
 
+        /// <summary>
+        /// Defines the <see cref="TileMode"/> property.
+        /// </summary>
+        public static readonly PerspexProperty<TileMode> TileModeProperty =
+            PerspexProperty.Register<TileBrush, TileMode>(nameof(TileMode));
+
         /// <summary>
         /// Gets or sets the horizontal alignment of a tile in the destination.
         /// </summary>
@@ -86,5 +123,14 @@ namespace Perspex.Media
             get { return (Stretch)this.GetValue(StretchProperty); }
             set { this.SetValue(StretchProperty, value); }
         }
+
+        /// <summary>
+        /// Gets or sets the brush's tile mode.
+        /// </summary>
+        public TileMode TileMode
+        {
+            get { return (TileMode)this.GetValue(TileModeProperty); }
+            set { this.SetValue(TileModeProperty, value); }
+        }
     }
 }