Fix dpi issues in Quick Accent (#43314)

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## Summary of the Pull Request

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## PR Checklist

- [x] Closes: #40865
- [x] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [ ] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
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pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
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- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

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## Detailed Description of the Pull Request / Additional comments

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## Validation Steps Performed

src/modules/poweraccent/PowerAccent.Core/PowerAccent.cs

@@ -324,13 +324,12 @@ public partial class PowerAccent : IDisposable
     public Point GetDisplayCoordinates(Size window)
     {
         (Point Location, Size Size, double Dpi) activeDisplay = WindowsFunctions.GetActiveDisplay();
-        double primaryDPI = Screen.PrimaryScreen.Bounds.Width / SystemParameters.PrimaryScreenWidth;
-        Rect screen = new Rect(activeDisplay.Location, activeDisplay.Size) / primaryDPI;
+        Rect screen = new(activeDisplay.Location, activeDisplay.Size);
         Position position = _settingService.Position;
 
         /* Debug.WriteLine("Dpi: " + activeDisplay.Dpi); */
 
-        return Calculation.GetRawCoordinatesFromPosition(position, screen, window);
+        return Calculation.GetRawCoordinatesFromPosition(position, screen, window, activeDisplay.Dpi) / activeDisplay.Dpi;
     }
 
     public double GetDisplayMaxWidth()

src/modules/poweraccent/PowerAccent.Core/Tools/Calculation.cs

@@ -18,18 +18,18 @@ namespace PowerAccent.Core.Tools
                 top < screen.Y ? caret.Y + 20 : top);
         }
 
-        public static Point GetRawCoordinatesFromPosition(Position position, Rect screen, Size window)
+        public static Point GetRawCoordinatesFromPosition(Position position, Rect screen, Size window, double dpi)
         {
             int offset = 24;
 
             double pointX = position switch
             {
                 Position.Top or Position.Bottom or Position.Center
-                    => screen.X + (screen.Width / 2) - (window.Width / 2),
+                    => screen.X + (screen.Width / 2) - (window.Width * dpi / 2),
                 Position.TopLeft or Position.Left or Position.BottomLeft
                     => screen.X + offset,
                 Position.TopRight or Position.Right or Position.BottomRight
-                    => screen.X + screen.Width - (window.Width + offset),
+                    => screen.X + screen.Width - ((window.Width * dpi) + offset),
                 _ => throw new NotImplementedException(),
             };
 
@@ -38,9 +38,9 @@ namespace PowerAccent.Core.Tools
                 Position.TopLeft or Position.Top or Position.TopRight
                     => screen.Y + offset,
                 Position.Left or Position.Center or Position.Right
-                    => screen.Y + (screen.Height / 2) - (window.Height / 2),
+                    => screen.Y + (screen.Height / 2) - (window.Height * dpi / 2),
                 Position.BottomLeft or Position.Bottom or Position.BottomRight
-                    => screen.Y + screen.Height - (window.Height + offset),
+                    => screen.Y + screen.Height - ((window.Height * dpi) + offset),
                 _ => throw new NotImplementedException(),
             };