119 lines
2.8 KiB
Nix
119 lines
2.8 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}:
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with lib;
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let
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cfg = config.desktop.theming.background;
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in
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{
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options.desktop.theming.background = {
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path = mkOption {
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type = types.str;
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default = "minimal/a_flower_on_a_dark_background.png";
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description = "Path to the background image.";
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};
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themed = mkEnableOption "themed background";
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invert = mkEnableOption "invert background";
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src = mkOption {
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default = pkgs.fetchFromGitHub {
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owner = "dharmx";
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repo = "walls";
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rev = "6bf4d733ebf2b484a37c17d742eb47e5139e6a14";
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sha256 = "sha256-M96jJy3L0a+VkJ+DcbtrRAquwDWaIG9hAUxenr/TcQU=";
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};
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};
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};
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config =
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with pkgs;
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let
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theme = writeTextFile {
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name = "gowall-theme";
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text = builtins.toJSON {
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name = "NixOS";
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colors =
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let
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colors = config.desktop.theming.schemeColors;
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in
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[
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"#${colors.base00}"
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"#${colors.base01}"
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"#${colors.base02}"
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"#${colors.base03}"
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"#${colors.base04}"
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"#${colors.base05}"
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"#${colors.base06}"
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"#${colors.base07}"
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"#${colors.base08}"
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"#${colors.base09}"
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"#${colors.base0A}"
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"#${colors.base0B}"
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"#${colors.base0C}"
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"#${colors.base0D}"
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"#${colors.base0E}"
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"#${colors.base0F}"
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];
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};
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executable = true;
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};
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background-themed = stdenv.mkDerivation {
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name = "background-themed-1.0.0";
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src = cfg.src;
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buildInputs = [
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gowall
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imagemagick
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(writeShellScriptBin "xdg-open" "")
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];
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buildPhase =
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if cfg.themed then
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if cfg.invert then
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''
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cp ${theme} ./theme.json
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export HOME=$PWD
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convert ./${cfg.path} -channel RGB -negate ./${cfg.path}
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gowall convert ./${cfg.path} -o themed -t ./theme.json
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mv Pictures/gowall/themed.* ./
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mogrify -format png themed.*
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''
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else
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''
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cp ${theme} ./theme.json
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export HOME=$PWD
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gowall convert ./${cfg.path} -o themed -t ./theme.json
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mv Pictures/gowall/themed.* ./
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mogrify -format png themed.*
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''
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else
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''
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cp ${cfg.path} ./themed
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mogrify -format png themed
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'';
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installPhase = ''
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install -Dm644 -t $out themed.png
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'';
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};
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in
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{
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services.wpaperd = {
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enable = true;
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settings.default = {
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path = "${background-themed}/";
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mode = "center";
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};
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};
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};
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}
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