add HatchBrushGenerator

src/Shared/HandyControlDemo_Shared/UserControl/Tools/HatchBrushGeneratorDemoCtl.xaml

@@ -0,0 +1,11 @@
+<UserControl x:Class="HandyControlDemo.UserControl.HatchBrushGeneratorDemoCtl"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:hc="https://handyorg.github.io/handycontrol"
+             Background="{DynamicResource RegionBrush}">
+    <hc:TransitioningContentControl>
+        <Border Style="{StaticResource BorderRegion}" Margin="32" Background="{Binding SelectedValue,ElementName=ComboBoxDemo,Converter={StaticResource HatchBrushConverter}}">
+            <ComboBox SelectedIndex="0" VerticalAlignment="Center" Name="ComboBoxDemo" Width="180" ItemsSource="{Binding Source={StaticResource HatchStyles}}"/>
+        </Border>
+    </hc:TransitioningContentControl>
+</UserControl>

src/Shared/HandyControlDemo_Shared/UserControl/Tools/HatchBrushGeneratorDemoCtl.xaml.cs

@@ -0,0 +1,10 @@
+namespace HandyControlDemo.UserControl
+{
+    public partial class HatchBrushGeneratorDemoCtl
+    {
+        public HatchBrushGeneratorDemoCtl()
+        {
+            InitializeComponent();
+        }
+    }
+}