mirror of
https://github.com/kmein/niveum
synced 2026-03-16 10:11:08 +01:00
39 lines
970 B
Nix
39 lines
970 B
Nix
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{
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runCommand,
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fetchurl,
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imagemagick,
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colors,
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}:
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let
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backgroundColor = colors.withHashtag.base06;
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foregroundColor = colors.withHashtag.base01;
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width = 1920;
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height = 1080;
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svgUrl = "https://applicative.systems/_astro/logo-full.D8zRvqBZ.svg";
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logoSvg = fetchurl {
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url = svgUrl;
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hash = "sha256-qXDIEZsAPn4eUJ3kb5U6L3PMUCtWGYqhqyIaBt7FntE=";
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};
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in
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runCommand "applicative-wallpaper.png"
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{
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nativeBuildInputs = [ imagemagick ];
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}
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''
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# 1. We use -background to set the canvas color
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# 2. We use -fuzz and -opaque to replace the logo's internal colors
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# 3. We use -gravity and -extent to center it on a wallpaper-sized canvas
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convert \
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-background none \
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-density 300 \
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"${logoSvg}" \
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-fuzz 100% -fill "${foregroundColor}" -opaque black \
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-resize 800x800 \
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-gravity center \
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-background "${backgroundColor}" \
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-extent ${toString width}x${toString height} \
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$out
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''
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