30 lines
880 B
Nix
30 lines
880 B
Nix
{ config, options, lib, pkgs, ... }:
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with lib;
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{
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options.theme = {
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wallpaper = mkOption {
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type = with types; nullOr (either str path);
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default = null;
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description = "The wallpaper to use";
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};
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# TODO Colors?
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};
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config = {
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# Set up wallpaper and blur/darken it for lock/login screen
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my.home.home.file.".background-image".source = config.theme.wallpaper;
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services.xserver.displayManager.lightdm.background =
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let blurredWallpaper =
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with pkgs; runCommand "blurWallpaper"
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{ buildInputs = [ imagemagick ]; } ''
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mkdir "$out"
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convert -gaussian-blur 0x2 -modulate 70 -level 5% \
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${config.theme.wallpaper} $out/wallpaper.blurred.png
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'';
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in mkIf (config.theme.wallpaper != null)
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"${blurredWallpaper}/wallpaper.blurred.png";
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};
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}
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