flocon/lib/default.nix
Anthony Rodriguez 84c8dc0920
treewide: implement notifications with swaync
Implemented notifications with SwayNotificationCenter, as well as theming using
the custom theme module. Some Waybar code had to be updated too, and was
also simplified in order to be more consistent with the new
SwayNotificationCenter implementation.
2024-11-26 15:47:10 +01:00

60 lines
1.5 KiB
Nix

let
# convert rrggbb hex to rgba(r, g, b, a)
rgba = lib: color: opacity: let
r = toString (hexToDec lib (builtins.substring 0 2 color));
g = toString (hexToDec lib (builtins.substring 2 2 color));
b = toString (hexToDec lib (builtins.substring 4 2 color));
in "rgba(${r}, ${g}, ${b}, ${opacity})";
hexToDec = lib: v: let
# Map of hex characters to their decimal values
hexToInt = {
"0" = 0;
"1" = 1;
"2" = 2;
"3" = 3;
"4" = 4;
"5" = 5;
"6" = 6;
"7" = 7;
"8" = 8;
"9" = 9;
"a" = 10;
"b" = 11;
"c" = 12;
"d" = 13;
"e" = 14;
"f" = 15;
"A" = 10;
"B" = 11;
"C" = 12;
"D" = 13;
"E" = 14;
"F" = 15;
};
# Remove any leading `#` from the input
cleanHex =
if lib.strings.substring 0 1 v == "#"
then lib.strings.substring 1 (builtins.stringLength v - 1) v
else v;
# Convert the cleaned string into characters
chars = lib.strings.stringToCharacters cleanHex;
in
# Fold over the characters to calculate the decimal value
builtins.foldl' (acc: char: acc * 16 + hexToInt."${char}") 0 chars;
blurImage = pkgs: path:
pkgs.runCommand "${builtins.baseNameOf path}-blurred" {
buildInputs = [pkgs.imagemagick];
}
''
magick ${path} -gaussian-blur 0x12 "$out"
'';
generateGtkColors = lib: palette: (lib.concatLines
(lib.mapAttrsToList
(name: color: "@define-color ${name} ${color};")
palette));
in {
inherit blurImage generateGtkColors rgba;
}