grub: use stylix.imageScalingMode

danth · Dec 12, 2024 · 208088b · 208088b
1 parent 2335d41
commit 208088b
Showing 1 changed file with 82 additions and 68 deletions.
diff --git a/modules/grub/nixos.nix b/modules/grub/nixos.nix
@@ -1,16 +1,18 @@
-{ pkgs, config, lib, ... }:
-
+{
+  pkgs,
+  config,
+  lib,
+  ...
+}:
 with config.lib.stylix;
 with config.stylix.fonts;
-with config.lib.stylix.colors.withHashtag;
-
-let
+with config.lib.stylix.colors.withHashtag; let
   # Grub requires fonts to be converted to "PFF2 format"
   # This function takes a font { name, package } and produces a .pf2 file
   mkGrubFont = font:
     pkgs.runCommand "${font.package.name}.pf2" {
       FONTCONFIG_FILE =
-        pkgs.makeFontsConf { fontDirectories = [ font.package ]; };
+        pkgs.makeFontsConf {fontDirectories = [font.package];};
     } ''
       # Use fontconfig to select the correct .ttf or .otf file based on name
       font=$(
@@ -23,6 +25,17 @@ let
       ${pkgs.grub2}/bin/grub-mkfont $font --output $out --size ${toString sizes.applications}
     '';
 
+  inherit (config.stylix) imageScalingMode;
+
+  image-scale =
+    if imageScalingMode == "fill"
+    then "crop"
+    else if imageScalingMode == "fit"
+    then "fitheight"
+    else if imageScalingMode == "center"
+    then "padding"
+    # Grub doesn't seem to support tile
+    else "crop";
 in {
   options.stylix.targets.grub = {
     enable = config.lib.stylix.mkEnableTarget "GRUB" true;
@@ -43,70 +56,71 @@ in {
     font = toString (mkGrubFont monospace);
 
     # TODO: Include OS icons
-    theme = pkgs.runCommand "stylix-grub" {
-      themeTxt = ''
-        desktop-image: "background.png"
-        desktop-image-scale-method: "crop"
-        desktop-color: "${base00}"
-
-        title-text: ""
-
-        terminal-left: "10%"
-        terminal-top: "20%"
-        terminal-width: "80%"
-        terminal-height: "60%"
-
-        + progress_bar {
-          left = 25%
-          top = 80%+20  # 20 pixels below boot menu
-          width = 50%
-          height = 30
-
-          id = "__timeout__"
-          show_text = true
-          font = "${sansSerif.name}"
-          text = "@TIMEOUT_NOTIFICATION_MIDDLE@"
-
-          border_color = "${base00}"
-          bg_color = "${base00}"
-          fg_color = "${base0B}"
-          text_color = "${base05}"
+    theme =
+      pkgs.runCommand "stylix-grub" {
+        themeTxt = ''
+          desktop-image: "background.png"
+          desktop-image-scale-method: "${image-scale}"
+          desktop-color: "${base00}"
+
+          title-text: ""
+
+          terminal-left: "10%"
+          terminal-top: "20%"
+          terminal-width: "80%"
+          terminal-height: "60%"
+
+          + progress_bar {
+            left = 25%
+            top = 80%+20  # 20 pixels below boot menu
+            width = 50%
+            height = 30
+
+            id = "__timeout__"
+            show_text = true
+            font = "${sansSerif.name}"
+            text = "@TIMEOUT_NOTIFICATION_MIDDLE@"
+
+            border_color = "${base00}"
+            bg_color = "${base00}"
+            fg_color = "${base0B}"
+            text_color = "${base05}"
+          }
+
+          + boot_menu {
+            left = 25%
+            top = 20%
+            width = 50%
+            height = 60%
+            menu_pixmap_style = "background_*.png"
+
+            item_height = 40
+            item_icon_space = 8
+            item_spacing = 0
+            item_padding = 0
+            item_font = "${sansSerif.name}"
+            item_color = "${base05}"
+
+            selected_item_color = "${base01}"
+            selected_item_pixmap_style = "selection_*.png"
+          }
+        '';
+        passAsFile = ["themeTxt"];
+      } ''
+        mkdir $out
+        cp $themeTxtPath $out/theme.txt
+
+        ${
+          if config.stylix.targets.grub.useImage
+          # Make sure the background image is .png by asking to convert it
+          then "${pkgs.imagemagick}/bin/convert ${config.stylix.image} png32:$out/background.png"
+          else "cp ${pixel "base00"} $out/background.png"
         }
 
-        + boot_menu {
-          left = 25%
-          top = 20%
-          width = 50%
-          height = 60%
-          menu_pixmap_style = "background_*.png"
-
-          item_height = 40
-          item_icon_space = 8
-          item_spacing = 0
-          item_padding = 0
-          item_font = "${sansSerif.name}"
-          item_color = "${base05}"
-
-          selected_item_color = "${base01}"
-          selected_item_pixmap_style = "selection_*.png"
-        }
-      '';
-      passAsFile = [ "themeTxt" ];
-    } ''
-      mkdir $out
-      cp $themeTxtPath $out/theme.txt
+        cp ${pixel "base01"} $out/background_c.png
+        cp ${pixel "base0B"} $out/selection_c.png
 
-      ${if config.stylix.targets.grub.useImage
-      # Make sure the background image is .png by asking to convert it
-      then
-        "${pkgs.imagemagick}/bin/convert ${config.stylix.image} png32:$out/background.png"
-      else
-        "cp ${pixel "base00"} $out/background.png"}
-
-      cp ${pixel "base01"} $out/background_c.png
-      cp ${pixel "base0B"} $out/selection_c.png
-
-      cp ${mkGrubFont sansSerif} $out/sans_serif.pf2
-    '';
+        cp ${mkGrubFont sansSerif} $out/sans_serif.pf2
+      '';
   };
 }