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81 lines
2.2 KiB
81 lines
2.2 KiB
{ config, lib, pkgs, ... }:
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with lib;
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let
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# A scalable variant of the X11 "core" cursor
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#
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# If not running a fancy desktop environment, the cursor is likely set to
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# the default `cursor.pcf` bitmap font. This is 17px wide, so it's very
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# small and almost invisible on 4K displays.
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fontcursormisc_hidpi = pkgs.xorg.fontxfree86type1.overrideAttrs (old:
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let
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# The scaling constant is 230/96: the scalable `left_ptr` glyph at
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# about 23 points is rendered as 17px, on a 96dpi display.
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# Note: the XLFD font size is in decipoints.
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size = 2.39583 * config.services.xserver.dpi;
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sizeString = builtins.head (builtins.split "\\." (toString size));
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in
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{
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postInstall = ''
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alias='cursor -xfree86-cursor-medium-r-normal--0-${sizeString}-0-0-p-0-adobe-fontspecific'
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echo "$alias" > $out/lib/X11/fonts/Type1/fonts.alias
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'';
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});
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hasHidpi =
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config.hardware.video.hidpi.enable &&
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config.services.xserver.dpi != null;
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defaultFonts =
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[ pkgs.dejavu_fonts
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pkgs.freefont_ttf
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pkgs.gyre-fonts # TrueType substitutes for standard PostScript fonts
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pkgs.liberation_ttf
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pkgs.unifont
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pkgs.noto-fonts-emoji
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];
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defaultXFonts =
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[ (if hasHidpi then fontcursormisc_hidpi else pkgs.xorg.fontcursormisc)
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pkgs.xorg.fontmiscmisc
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];
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in
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{
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imports = [
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(mkRemovedOptionModule [ "fonts" "enableCoreFonts" ] "Use fonts.fonts = [ pkgs.corefonts ]; instead.")
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];
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options = {
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fonts = {
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# TODO: find another name for it.
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fonts = mkOption {
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type = types.listOf types.path;
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default = [];
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example = literalExpression "[ pkgs.dejavu_fonts ]";
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description = lib.mdDoc "List of primary font paths.";
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};
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enableDefaultFonts = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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Enable a basic set of fonts providing several font styles
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and families and reasonable coverage of Unicode.
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'';
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};
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};
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};
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config = mkMerge [
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{ fonts.fonts = mkIf config.fonts.enableDefaultFonts defaultFonts; }
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{ fonts.fonts = mkIf config.services.xserver.enable defaultXFonts; }
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];
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}
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