Feature/opengl lease demo

samples/ControlCatalog/ControlCatalog.csproj

@@ -30,10 +30,12 @@
     <ProjectReference Include="..\..\src\Avalonia.Themes.Simple\Avalonia.Themes.Simple.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.Themes.Fluent\Avalonia.Themes.Fluent.csproj" />
     <ProjectReference Include="..\..\src\Avalonia.Fonts.Inter\Avalonia.Fonts.Inter.csproj" />
+    <ProjectReference Include="..\..\src\Skia\Avalonia.Skia\Avalonia.Skia.csproj" />
     <ProjectReference Include="..\MiniMvvm\MiniMvvm.csproj" />
     <ProjectReference Include="..\SampleControls\ControlSamples.csproj" />
   </ItemGroup>
 
   <Import Project="..\..\build\BuildTargets.targets" />
   <Import Project="..\..\build\SourceGenerators.props" />
+  <Import Project="..\..\build\SkiaSharp.props" />
 </Project>

samples/ControlCatalog/MainView.xaml

@@ -127,6 +127,9 @@
       <TabItem Header="OpenGL">
         <pages:OpenGlPage />
       </TabItem>
+      <TabItem Header="OpenGL Lease">
+        <pages:OpenGlLeasePage />
+      </TabItem>
       <TabItem Header="Platform Information">
         <pages:PlatformInfoPage />
       </TabItem>

samples/ControlCatalog/Pages/OpenGl/GlPageKnobs.xaml

@@ -0,0 +1,30 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="ControlCatalog.Pages.OpenGl.GlPageKnobs"
+             xmlns:pages="using:ControlCatalog.Pages"
+             xmlns:gl="using:ControlCatalog.Pages.OpenGl"
+             >
+    <Grid>
+        <StackPanel>
+            <TextBlock Text="{Binding $parent[gl:GlPageKnobs].Info}"/>
+        </StackPanel>
+        <Grid ColumnDefinitions="*,Auto" Margin="20">
+            <StackPanel Grid.Column="1" MinWidth="300">
+                <TextBlock>Yaw</TextBlock>
+                <Slider Value="{Binding $parent[gl:GlPageKnobs].Yaw, Mode=TwoWay}" Maximum="10"/>
+                <TextBlock>Pitch</TextBlock>
+                <Slider Value="{Binding $parent[gl:GlPageKnobs].Pitch, Mode=TwoWay}" Maximum="10"/>
+                <TextBlock>Roll</TextBlock>
+                <Slider Value="{Binding $parent[gl:GlPageKnobs].Roll, Mode=TwoWay}" Maximum="10"/>
+                <StackPanel Orientation="Horizontal">
+                    <TextBlock FontWeight="Bold" Foreground="#C000C0">D</TextBlock>
+                    <TextBlock FontWeight="Bold" Foreground="#00C090">I</TextBlock>
+                    <TextBlock FontWeight="Bold" Foreground="#90C000">S</TextBlock>
+                    <TextBlock FontWeight="Bold" Foreground="#C09000">C</TextBlock>
+                    <TextBlock FontWeight="Bold" Foreground="#00C090">O</TextBlock>
+                </StackPanel>
+                <Slider Value="{Binding $parent[gl:GlPageKnobs].Disco, Mode=TwoWay}" Maximum="1"/>
+            </StackPanel>
+        </Grid>
+    </Grid>
+</UserControl>

samples/ControlCatalog/Pages/OpenGl/GlPageKnobs.xaml.cs

@@ -0,0 +1,70 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+
+namespace ControlCatalog.Pages.OpenGl;
+
+public partial class GlPageKnobs : UserControl
+{
+    public GlPageKnobs()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+
+    private float _yaw;
+
+    public static readonly DirectProperty<GlPageKnobs, float> YawProperty =
+        AvaloniaProperty.RegisterDirect<GlPageKnobs, float>("Yaw", o => o.Yaw, (o, v) => o.Yaw = v);
+
+    public float Yaw
+    {
+        get => _yaw;
+        set => SetAndRaise(YawProperty, ref _yaw, value);
+    }
+
+    private float _pitch;
+
+    public static readonly DirectProperty<GlPageKnobs, float> PitchProperty =
+        AvaloniaProperty.RegisterDirect<GlPageKnobs, float>("Pitch", o => o.Pitch, (o, v) => o.Pitch = v);
+
+    public float Pitch
+    {
+        get => _pitch;
+        set => SetAndRaise(PitchProperty, ref _pitch, value);
+    }
+
+
+    private float _roll;
+
+    public static readonly DirectProperty<GlPageKnobs, float> RollProperty =
+        AvaloniaProperty.RegisterDirect<GlPageKnobs, float>("Roll", o => o.Roll, (o, v) => o.Roll = v);
+
+    public float Roll
+    {
+        get => _roll;
+        set => SetAndRaise(RollProperty, ref _roll, value);
+    }
+
+
+    private float _disco;
+
+    public static readonly DirectProperty<GlPageKnobs, float> DiscoProperty =
+        AvaloniaProperty.RegisterDirect<GlPageKnobs, float>("Disco", o => o.Disco, (o, v) => o.Disco = v);
+
+    public float Disco
+    {
+        get => _disco;
+        set => SetAndRaise(DiscoProperty, ref _disco, value);
+    }
+
+    private string _info = string.Empty;
+
+    public static readonly DirectProperty<GlPageKnobs, string> InfoProperty =
+        AvaloniaProperty.RegisterDirect<GlPageKnobs, string>("Info", o => o.Info, (o, v) => o.Info = v);
+
+    public string Info
+    {
+        get => _info;
+        private set => SetAndRaise(InfoProperty, ref _info, value);
+    }
+}