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satellite/modules/common/theming.nix
2023-08-19 22:31:22 +03:00

75 lines
2.2 KiB
Nix

# Additional theming primitives not provided by stylix
{ lib, config, ... }:
let cfg = config.satellite.theming;
in
{
options.satellite.theming = {
transparency = {
enable = lib.mkEnableOption "transparency for desktop apps";
value = lib.mkOption {
description = "How transparent windows should be by default";
default = 1.0;
example = 0.6;
type = lib.types.float;
};
};
rounding = {
enable = lib.mkEnableOption "rounded corners for desktop apps";
radius = lib.mkOption {
description = "How much to round corners by deafault";
default = 0;
example = 10;
type = lib.types.float;
};
};
get = lib.mkOption {
# No generics:(
# The type of this is essentially (written in pseudocode):
#
# Record<String, T>
# & { default?: T
# | {light?: T, dark?: T } }
# -> Option<T>
type = lib.types.functionTo lib.types.anything;
description = "Index a theme map by the current theme";
};
colors = {
rgb = lib.mkOption {
type = lib.types.functionTo lib.types.str;
description = "Returns comma separated rgb values for a color. To be used in css files:)";
};
rgba = lib.mkOption {
type = lib.types.functionTo lib.types.str;
description = ''
Returns comma separated rgba values for a color.
The transparency is taken from `options.satellite.theming.transparency`.
'';
};
};
};
config.satellite.theming = {
transparency.enable = cfg.transparency.value < 1.0;
rounding.enable = cfg.rounding.radius > 0.0;
get = themeMap:
themeMap.${config.lib.stylix.scheme.scheme}
or themeMap.default.${config.stylix.polarity or "dark"}
or themeMap.default
or (throw "Theme ${config.lib.stylix.scheme.scheme} not found in theme map!");
colors.rgb = color: builtins.concatStringsSep "," [
config.lib.stylix.scheme."${color}-rgb-r"
config.lib.stylix.scheme."${color}-rgb-g"
config.lib.stylix.scheme."${color}-rgb-b"
];
colors.rgba = color: "${cfg.colors.rgb color},${toString cfg.transparency.value}";
};
}