wip 2

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/AnimatedImage/APNGAnimationProvider.cs

@@ -21,6 +21,7 @@ using System.Windows.Media;
 using System.Windows.Media.Animation;
 using System.Windows.Media.Imaging;
 using LibAPNG;
+using QuickLook.Helpers;
 
 namespace QuickLook.Plugin.ImageViewer.AnimatedImage
 {
@@ -99,7 +100,7 @@ namespace QuickLook.Plugin.ImageViewer.AnimatedImage
 
             var bitmap = new RenderTargetBitmap(
                 header.Width, header.Height,
-                96, 96,
+                DpiHelper.DefaultDpi, DpiHelper.DefaultDpi,
                 PixelFormats.Pbgra32);
             bitmap.Render(visual);
             return bitmap;

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml

@@ -9,6 +9,12 @@
              x:Name="imagePanel"
              d:DesignHeight="300" d:DesignWidth="300">
     <Grid>
+        <Rectangle>
+            <Rectangle.Fill>
+                <ImageBrush x:Name="backgroundBrush" ImageSource="Resources/background.png" AlignmentY="Top" Viewport="0,0,32,32"
+                            ViewportUnits="Absolute" Stretch="UniformToFill" TileMode="Tile" />
+            </Rectangle.Fill>
+        </Rectangle>
         <ScrollViewer x:Name="viewPanel" BorderThickness="0" HorizontalScrollBarVisibility="Auto"
                       VerticalScrollBarVisibility="Auto" Focusable="False" IsManipulationEnabled="True">
             <animatedImage:AnimatedImage x:Name="viewPanelImage" Stretch="None"

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs

@@ -28,6 +28,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Threading;
 using QuickLook.Annotations;
+using QuickLook.Helpers;
 
 namespace QuickLook.Plugin.ImageViewer
 {
@@ -51,6 +52,11 @@ namespace QuickLook.Plugin.ImageViewer
         {
             InitializeComponent();
 
+            var scale = DpiHelper.GetCurrentScaleFactor();
+            backgroundBrush.Viewport = new Rect(new Size(
+                backgroundBrush.ImageSource.Width / scale.Horizontal,
+                backgroundBrush.ImageSource.Height / scale.Vertical));
+
             SizeChanged += ImagePanel_SizeChanged;
 
             viewPanel.PreviewMouseWheel += ViewPanel_PreviewMouseWheel;

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/QuickLook.Plugin.ImageViewer.csproj

@@ -112,6 +112,7 @@
     <Content Include="dcraw.exe">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
+    <Resource Include="Resources\background.png" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>