Readded user scale support through theme preference

Prowl.Editor/EditorApplication.cs

@@ -9,6 +9,7 @@
 using Prowl.Editor.Panels;
 using Prowl.PaperUI;
 using Prowl.Runtime;
+using Prowl.Vector;
 
 namespace Prowl.Editor;
 
@@ -58,6 +59,8 @@ public override void Initialize()
         System.Threading.Thread.CurrentThread.CurrentCulture = System.Globalization.CultureInfo.InvariantCulture;
         InitializeFont();
 
+        Resize(Window.Size.X, Window.Size.Y);
+
         PaperInstance.TextMode = Prowl.Quill.TextRenderMode.Bitmap;
 
         // Load Font Awesome as fallback fonts for icons
@@ -220,6 +223,22 @@ public void InitializeFont()
         }
     }
 
+    protected override void PreparePaperFrame()
+    {
+        var winSize = Window.InternalWindow.Size;
+        float cs = Math.Max(0.01f, Window.ContentScale * EditorTheme.UserScale);
+        PaperInstance.SetResolution(winSize.X / cs, winSize.Y / cs);
+        PaperInstance.DisplayFramebufferScale = new Float2(cs, cs);
+
+    }
+
+    protected override Float2 GetPaperMousePosition()
+    {
+        var p = Input.MousePosition;
+        float cs = Math.Max(0.01f, Window.ContentScale * EditorTheme.UserScale);
+        return new Float2(p.X / cs, p.Y / cs);
+    }
+
     private void ApplyDarkTitleBar()
     {
         if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) return;

Prowl.Editor/EditorTheme.cs

@@ -12,6 +12,9 @@ public static class EditorTheme
     public static string DefaultFontName = "segoe ui";
     public static string DefaultBoldFontName = "segoe ui";
 
+    // DPI Scaling value
+    public static float UserScale { get; set; } = 1f;
+
     // Sizing — mutable so themes can override
     public static float MenuBarHeight = 26f;
     public static float StatusBarHeight = 22f;

Prowl.Editor/Panels/PreferencesPanel.cs

@@ -192,6 +192,7 @@ private void DrawTheme(Paper paper, Prowl.Scribe.FontFile font, EditorSettings s
         // ── Sizing ──
         EditorGUI.Foldout(paper, "pref_sz_general", "General Sizing", () =>
         {
+            SzSlider(paper, s, "User Scale", theme.UserScale, 0.5f, 2, v => theme.UserScale = v, false);
             SzSlider(paper, s, "Font Size", theme.FontSize, 8, 32, v => theme.FontSize = v);
             SzSlider(paper, s, "Row Height", theme.RowHeight, 16, 40, v => theme.RowHeight = v);
             SzSlider(paper, s, "Menu Bar Height", theme.MenuBarHeight, 18, 48, v => theme.MenuBarHeight = v);
@@ -270,14 +271,17 @@ private void PrefTextField(Paper paper, EditorSettings s, string label, string v
     }
 
 
-    private void SzSlider(Paper paper, EditorSettings s, string label, float value, float min, float max, Action<float> set)
+    private void SzSlider(Paper paper, EditorSettings s, string label, float value, float min, float max, Action<float> set, bool applyOnSlide = true)
     {
         EditorGUI.Slider(paper, $"pref_sz_{label.Replace(" ", "_")}", label, value, min, max)
             .OnValueChanged(v =>
             {
                 set(MathF.Round(v, 1));
-                s.ApplyTheme();
-                s.Save();
+                if (applyOnSlide)
+                {
+                    s.ApplyTheme();
+                    s.Save();
+                }
             });
     }
 

Prowl.Editor/Settings/EditorSettings.cs

@@ -92,6 +92,8 @@ public void ApplyTheme()
 
         EditorApplication.Instance?.InitializeFont();
 
+        EditorTheme.UserScale = t.UserScale;
+
         // Sizing
         EditorTheme.MenuBarHeight = t.MenuBarHeight;
         EditorTheme.RowHeight = t.RowHeight;

Prowl.Editor/Settings/EditorThemeData.cs

@@ -95,6 +95,8 @@ public class EditorThemeData
 
     public string DefaultBoldFontName { get; set; } = "bahnschrift";
 
+    public float UserScale { get; set; } = 1f;
+
     // Sizing
     public float MenuBarHeight { get; set; } = 26f;
     public float RowHeight { get; set; } = 22f;