Files
caelestia-cli/scheme/autoadjust.py
T
2 * r + 2 * t ce6fdf0ab9 feat: up to 3 options for dynamic scheme
Have up to 3 options for base colour for dynamic scheme
Variants moved to new command
Also remove parallel dependency
2025-04-22 17:49:44 +10:00

246 lines
7.1 KiB
Python
Executable File

#!/bin/python3
import sys
from colorsys import hls_to_rgb, rgb_to_hls
from pathlib import Path
from materialyoucolor.dynamiccolor.material_dynamic_colors import (
DynamicScheme,
MaterialDynamicColors,
)
from materialyoucolor.hct import Hct
from materialyoucolor.scheme.scheme_content import SchemeContent
from materialyoucolor.scheme.scheme_expressive import SchemeExpressive
from materialyoucolor.scheme.scheme_fidelity import SchemeFidelity
from materialyoucolor.scheme.scheme_fruit_salad import SchemeFruitSalad
from materialyoucolor.scheme.scheme_monochrome import SchemeMonochrome
from materialyoucolor.scheme.scheme_neutral import SchemeNeutral
from materialyoucolor.scheme.scheme_rainbow import SchemeRainbow
from materialyoucolor.scheme.scheme_tonal_spot import SchemeTonalSpot
from materialyoucolor.scheme.scheme_vibrant import SchemeVibrant
light_colours = [
"dc8a78",
"dd7878",
"ea76cb",
"8839ef",
"d20f39",
"e64553",
"fe640b",
"df8e1d",
"40a02b",
"179299",
"04a5e5",
"209fb5",
"1e66f5",
"7287fd",
]
dark_colours = [
"f5e0dc",
"f2cdcd",
"f5c2e7",
"cba6f7",
"f38ba8",
"eba0ac",
"fab387",
"f9e2af",
"a6e3a1",
"94e2d5",
"89dceb",
"74c7ec",
"89b4fa",
"b4befe",
]
colour_names = [
"rosewater",
"flamingo",
"pink",
"mauve",
"red",
"maroon",
"peach",
"yellow",
"green",
"teal",
"sky",
"sapphire",
"blue",
"lavender",
"success",
"error",
]
HLS = tuple[float, float, float]
def hex_to_rgb(hex: str) -> tuple[float, float, float]:
"""Convert a hex string to an RGB tuple in the range [0, 1]."""
return tuple(int(hex[i : i + 2], 16) / 255 for i in (0, 2, 4))
def rgb_to_hex(rgb: tuple[float, float, float]) -> str:
"""Convert an RGB tuple in the range [0, 1] to a hex string."""
return "".join(f"{round(i * 255):02X}" for i in rgb)
def hex_to_hls(hex: str) -> tuple[float, float, float]:
return rgb_to_hls(*hex_to_rgb(hex))
def hls_to_hex(h: str, l: str, s: str) -> str:
return rgb_to_hex(hls_to_rgb(h, l, s))
def grayscale(hls: HLS, light: bool) -> HLS:
h, l, s = hls
return h, 0.5 - l / 2 if light else l / 2 + 0.5, 0
def mix(a: HLS, b: HLS, w: float) -> HLS:
r1, g1, b1 = hls_to_rgb(*a)
r2, g2, b2 = hls_to_rgb(*b)
return rgb_to_hls(
r1 * (1 - w) + r2 * w, g1 * (1 - w) + g2 * w, b1 * (1 - w) + b2 * w
)
def darken(colour: HLS, amount: float) -> HLS:
h, l, s = colour
return h, max(0, l - amount), s
def distance(colour: HLS, base: str) -> float:
h1, l1, s1 = colour
h2, l2, s2 = hex_to_hls(base)
return abs(h1 - h2) * 0.4 + abs(l1 - l2) * 0.3 + abs(s1 - s2) * 0.3
def smart_sort(colours: list[HLS], base: list[str]) -> dict[str, HLS]:
sorted_colours = [None] * len(colours)
distances = {}
for colour in colours:
dist = [(i, distance(colour, b)) for i, b in enumerate(base)]
dist.sort(key=lambda x: x[1])
distances[colour] = dist
for colour in colours:
while len(distances[colour]) > 0:
i, dist = distances[colour][0]
if sorted_colours[i] is None:
sorted_colours[i] = colour, dist
break
elif sorted_colours[i][1] > dist:
old = sorted_colours[i][0]
sorted_colours[i] = colour, dist
colour = old
distances[colour].pop(0)
return {colour_names[i]: c[0] for i, c in enumerate(sorted_colours)}
def get_scheme(scheme: str) -> DynamicScheme:
if scheme == "content":
return SchemeContent
if scheme == "expressive":
return SchemeExpressive
if scheme == "fidelity":
return SchemeFidelity
if scheme == "fruitsalad":
return SchemeFruitSalad
if scheme == "monochrome":
return SchemeMonochrome
if scheme == "neutral":
return SchemeNeutral
if scheme == "rainbow":
return SchemeRainbow
if scheme == "tonalspot":
return SchemeTonalSpot
return SchemeVibrant
def get_alt(i: int) -> str:
names = ["default", "alt1", "alt2"]
return names[i]
if __name__ == "__main__":
light = sys.argv[1] == "light"
scheme = sys.argv[2]
primaries = sys.argv[3].split(" ")
colours_in = sys.argv[4].split(" ")
out_path = sys.argv[5]
base = light_colours if light else dark_colours
chroma_mult = 1.5 if light else 1.2
# Convert to HLS
colours = [hex_to_hls(c) for c in colours_in]
# Sort colours and turn into dict
colours = smart_sort(colours, base)
# Adjust colours
MatScheme = get_scheme(scheme)
for name, hls in colours.items():
if scheme == "monochrome":
colours[name] = grayscale(hls, light)
else:
argb = int(f"0xFF{hls_to_hex(*hls)}", 16)
mat_scheme = MatScheme(Hct.from_int(argb), not light, 0)
colour = MaterialDynamicColors.primary.get_hct(mat_scheme)
# Boost neutral scheme colours
if scheme == "neutral":
colour.chroma += 10
colour.chroma *= chroma_mult
colours[name] = hex_to_hls(
"{:02X}{:02X}{:02X}".format(*colour.to_rgba()[:3])
)
# Success and error colours
colours["success"] = mix(colours["green"], hex_to_hls(base[8]), 0.8)
colours["error"] = mix(colours["red"], hex_to_hls(base[4]), 0.8)
# Layers and accents
for i, primary in enumerate(primaries):
material = {}
primary_scheme = MatScheme(
Hct.from_int(int(f"0xFF{primary}", 16)), not light, 0
)
for colour in vars(MaterialDynamicColors).keys():
colour_name = getattr(MaterialDynamicColors, colour)
if hasattr(colour_name, "get_hct"):
rgb = colour_name.get_hct(primary_scheme).to_rgba()[:3]
material[colour] = hex_to_hls("{:02X}{:02X}{:02X}".format(*rgb))
colours["primary"] = material["primary"]
colours["secondary"] = material["secondary"]
colours["tertiary"] = material["tertiary"]
colours["text"] = material["onBackground"]
colours["subtext1"] = material["onSurfaceVariant"]
colours["subtext0"] = material["outline"]
colours["overlay2"] = mix(material["surface"], material["outline"], 0.86)
colours["overlay1"] = mix(material["surface"], material["outline"], 0.71)
colours["overlay0"] = mix(material["surface"], material["outline"], 0.57)
colours["surface2"] = mix(material["surface"], material["outline"], 0.43)
colours["surface1"] = mix(material["surface"], material["outline"], 0.29)
colours["surface0"] = mix(material["surface"], material["outline"], 0.14)
colours["base"] = material["surface"]
colours["mantle"] = darken(material["surface"], 0.03)
colours["crust"] = darken(material["surface"], 0.05)
out_file = Path(f"{out_path}/{scheme}/{get_alt(i)}/{sys.argv[1]}.txt")
out_file.parent.mkdir(parents=True, exist_ok=True)
colour_arr = [
f"{name} {hls_to_hex(*colour)}" for name, colour in colours.items()
]
out_file.write_text("\n".join(colour_arr))