[Init]

home/gui/theme/default.nix

@@ -0,0 +1,41 @@
+{ 
+  pkgs, 
+  inputs, 
+  config,
+  ... 
+}:
+let 
+  colorVariant = " black";
+  gtkThemeFromScheme = import ./gtk-theme-gen.nix { inherit pkgs config; };
+  wallpaperGen = import ./wallpaper-gen.nix {inherit pkgs config; };
+in 
+{
+  home.pointerCursor = {
+    package = pkgs.bibata-cursors;
+    name = "Bibata-Modern-Classic";
+    size = 24;
+    gtk.enable = true;
+    x11.enable = true;
+  };
+
+  gtk = {
+    enable = true;
+    theme = {
+      name = "${config.colorscheme.slug}";
+      package = gtkThemeFromScheme;
+    };
+    iconTheme = {
+      name = "tela-circle-icon-theme";
+      package = pkgs.tela-circle-icon-theme;
+    };
+  };
+
+  qt = {
+    enable = true;
+    platformTheme = "gtk";
+  };
+
+  home.packages = [
+    wallpaperGen
+  ];
+}

home/gui/theme/gtk-theme-gen.nix

@@ -0,0 +1,69 @@
+{ pkgs, config }:
+
+let
+  rendersvg = pkgs.runCommand "rendersvg" { } ''
+    mkdir -p $out/bin
+    ln -s ${pkgs.resvg}/bin/resvg $out/bin/rendersvg
+  '';
+  scheme = config.colorScheme;
+in
+pkgs.stdenv.mkDerivation rec {
+  name = "generated-gtk-theme-${scheme.slug}";
+  src = pkgs.fetchFromGitHub {
+    owner = "nana-4";
+    repo = "materia-theme";
+    rev = "6e5850388a25f424b8193fe4523504d1dc364175";
+    sha256 = "sha256-I6hpH0VTmftU4+/pRbztuTQcBKcOFBFbNZXJL/2bcgU=";
+  };
+  buildInputs = with pkgs; [
+    sassc
+    bc
+    which
+    rendersvg
+    meson
+    ninja
+    nodePackages.sass
+    gtk4.dev
+    optipng
+  ];
+  phases = [ "unpackPhase" "installPhase" ];
+  installPhase = ''
+    HOME=/build
+    chmod 777 -R .
+    patchShebangs .
+    mkdir -p $out/share/themes
+    mkdir bin
+    sed -e 's/handle-horz-.*//' -e 's/handle-vert-.*//' -i ./src/gtk-2.0/assets.txt
+
+    cat > /build/gtk-colors << EOF
+      BG=${scheme.colors.base00}
+      FG=${scheme.colors.base07}
+      HDR_BG=${scheme.colors.base00}
+      HDR_FG=${scheme.colors.base07}
+      SEL_BG=${scheme.colors.base03}
+      SEL_FG=${scheme.colors.base07}
+      TXT_BG=${scheme.colors.base01}
+      TXT_FG=${scheme.colors.base07}
+      BTN_BG=${scheme.colors.base01}
+      BTN_FG=${scheme.colors.base07}
+      HDR_BTN_BG=${scheme.colors.base01}
+      HDR_BTN_FG=${scheme.colors.base07}
+      MENU_BG=${scheme.colors.base00}
+      MENU_FG=${scheme.colors.base07}
+      ACCENT_BG=${scheme.colors.base0C}
+      ACCENT_FG=${scheme.colors.base00}
+      MATERIA_SURFACE=${scheme.colors.base01}
+      MATERIA_VIEW=${scheme.colors.base00}
+      WM_BORDER_FOCUS=${scheme.colors.base02}
+      WM_BORDER_UNFOCUS=${scheme.colors.base02}
+      UNITY_DEFAULT_LAUNCHER_STYLE=False
+      ROUNDNESS=7
+      NAME=${scheme.slug}
+      MATERIA_STYLE_COMPACT=True
+    EOF
+
+    echo "Changing colours:"
+    ./change_color.sh -o ${scheme.slug} /build/gtk-colors -i False -t "$out/share/themes"
+    chmod 555 -R .
+  '';
+}

home/gui/theme/wallpaper-gen.nix

@@ -0,0 +1,34 @@
+{ pkgs, config }:
+
+let
+  scheme = config.colorScheme;
+  colors = scheme.colors;
+  dither = "none";
+in
+pkgs.stdenv.mkDerivation rec {
+    name = "generated-wallpaper-${scheme.slug}";
+    src = pkgs.fetchFromGitea {
+        domain = "git.helcel.net";
+        owner = "sora";
+        repo = "nixconfig-wallpaper";
+        rev = "8825bd0f75bb87175ba9f970a6c73608404daebc";
+        sha256 = "sha256-AgYeMwsPYoaOsllHZ2WQTctF+Bnkb3YA0sTb2u9//R4=";
+    };
+
+    buildInputs = with pkgs; [
+        custom.repalette
+        nodejs
+    ];
+
+    buildPhase = ''
+        echo "${colors.base08},${colors.base09},${colors.base0A},${colors.base0B},${colors.base0C},${colors.base0D},${colors.base0E},${colors.base0F}" > base16.out
+        node palette-gen.js < base16.out > palette.out
+        ${pkgs.custom.repalette}/bin/repalette dark.jpg newdark.jpg -p $(cat palette.out) --dither ${dither}
+        cat palette.out
+    '';
+
+    installPhase = ''
+        mkdir -p $out/share/wallpaper
+        cp newdark.jpg $out/share/wallpaper/dark.jpg
+    '';
+}