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caelestia-cli/src/caelestia/utils/material/generator.py
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Python

from materialyoucolor.blend import Blend
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
from materialyoucolor.utils.math_utils import difference_degrees, rotation_direction, sanitize_degrees_double
def hex_to_hct(hex: str) -> Hct:
return Hct.from_int(int(f"0xFF{hex}", 16))
light_gruvbox = [
hex_to_hct("FDF9F3"),
hex_to_hct("FF6188"),
hex_to_hct("A9DC76"),
hex_to_hct("FC9867"),
hex_to_hct("FFD866"),
hex_to_hct("F47FD4"),
hex_to_hct("78DCE8"),
hex_to_hct("333034"),
hex_to_hct("121212"),
hex_to_hct("FF6188"),
hex_to_hct("A9DC76"),
hex_to_hct("FC9867"),
hex_to_hct("FFD866"),
hex_to_hct("F47FD4"),
hex_to_hct("78DCE8"),
hex_to_hct("333034"),
]
dark_gruvbox = [
hex_to_hct("282828"),
hex_to_hct("CC241D"),
hex_to_hct("98971A"),
hex_to_hct("D79921"),
hex_to_hct("458588"),
hex_to_hct("B16286"),
hex_to_hct("689D6A"),
hex_to_hct("A89984"),
hex_to_hct("928374"),
hex_to_hct("FB4934"),
hex_to_hct("B8BB26"),
hex_to_hct("FABD2F"),
hex_to_hct("83A598"),
hex_to_hct("D3869B"),
hex_to_hct("8EC07C"),
hex_to_hct("EBDBB2"),
]
light_catppuccin = [
hex_to_hct("dc8a78"),
hex_to_hct("dd7878"),
hex_to_hct("ea76cb"),
hex_to_hct("8839ef"),
hex_to_hct("d20f39"),
hex_to_hct("e64553"),
hex_to_hct("fe640b"),
hex_to_hct("df8e1d"),
hex_to_hct("40a02b"),
hex_to_hct("179299"),
hex_to_hct("04a5e5"),
hex_to_hct("209fb5"),
hex_to_hct("1e66f5"),
hex_to_hct("7287fd"),
]
dark_catppuccin = [
hex_to_hct("f5e0dc"),
hex_to_hct("f2cdcd"),
hex_to_hct("f5c2e7"),
hex_to_hct("cba6f7"),
hex_to_hct("f38ba8"),
hex_to_hct("eba0ac"),
hex_to_hct("fab387"),
hex_to_hct("f9e2af"),
hex_to_hct("a6e3a1"),
hex_to_hct("94e2d5"),
hex_to_hct("89dceb"),
hex_to_hct("74c7ec"),
hex_to_hct("89b4fa"),
hex_to_hct("b4befe"),
]
kcolours = [
{"name": "klink", "hct": hex_to_hct("2980b9")},
{"name": "kvisited", "hct": hex_to_hct("9b59b6")},
{"name": "knegative", "hct": hex_to_hct("da4453")},
{"name": "kneutral", "hct": hex_to_hct("f67400")},
{"name": "kpositive", "hct": hex_to_hct("27ae60")},
]
colour_names = [
"rosewater",
"flamingo",
"pink",
"mauve",
"red",
"maroon",
"peach",
"yellow",
"green",
"teal",
"sky",
"sapphire",
"blue",
"lavender",
]
def grayscale(colour: Hct, light: bool) -> Hct:
colour = darken(colour, 0.35) if light else lighten(colour, 0.65)
colour.chroma = 0
return colour
def mix(a: Hct, b: Hct, w: float) -> Hct:
return Hct.from_int(Blend.cam16_ucs(a.to_int(), b.to_int(), w))
def harmonize(from_hct: Hct, to_hct: Hct, tone_boost: float) -> Hct:
difference_degrees_ = difference_degrees(from_hct.hue, to_hct.hue)
rotation_degrees = min(difference_degrees_ * 0.8, 100)
output_hue = sanitize_degrees_double(from_hct.hue + rotation_degrees * rotation_direction(from_hct.hue, to_hct.hue))
return Hct.from_hct(output_hue, from_hct.chroma, from_hct.tone * (1 + tone_boost))
def lighten(colour: Hct, amount: float) -> Hct:
diff = (100 - colour.tone) * amount
return Hct.from_hct(colour.hue, colour.chroma + diff / 5, colour.tone + diff)
def darken(colour: Hct, amount: float) -> Hct:
diff = colour.tone * amount
return Hct.from_hct(colour.hue, colour.chroma + diff / 5, colour.tone - diff)
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 gen_scheme(scheme, primary: Hct) -> dict[str, str]:
light = scheme.mode == "light"
colours = {}
# Material colours
primary_scheme = get_scheme(scheme.variant)(primary, not light, 0)
for colour in vars(MaterialDynamicColors).keys():
colour_name = getattr(MaterialDynamicColors, colour)
if hasattr(colour_name, "get_hct"):
colours[colour] = colour_name.get_hct(primary_scheme)
# Harmonize terminal colours
for i, hct in enumerate(light_gruvbox if light else dark_gruvbox):
if scheme.variant == "monochrome":
colours[f"term{i}"] = grayscale(hct, light)
else:
colours[f"term{i}"] = harmonize(
hct, colours["primary_paletteKeyColor"], (0.35 if i < 8 else 0.2) * (-1 if light else 1)
)
# Harmonize named colours
for i, hct in enumerate(light_catppuccin if light else dark_catppuccin):
if scheme.variant == "monochrome":
colours[colour_names[i]] = grayscale(hct, light)
else:
colours[colour_names[i]] = harmonize(hct, colours["primary_paletteKeyColor"], (-0.2 if light else 0.05))
# KColours
for colour in kcolours:
colours[colour["name"]] = harmonize(colour["hct"], colours["primary"], 0.1)
colours[f"{colour['name']}Selection"] = harmonize(colour["hct"], colours["onPrimaryFixedVariant"], 0.1)
if scheme.variant == "monochrome":
colours[colour["name"]] = grayscale(colours[colour["name"]], light)
colours[f"{colour['name']}Selection"] = grayscale(colours[f"{colour['name']}Selection"], light)
if scheme.variant == "neutral":
for name, hct in colours.items():
colours[name].chroma -= 15
# FIXME: deprecated stuff
colours["text"] = colours["onBackground"]
colours["subtext1"] = colours["onSurfaceVariant"]
colours["subtext0"] = colours["outline"]
colours["overlay2"] = mix(colours["surface"], colours["outline"], 0.86)
colours["overlay1"] = mix(colours["surface"], colours["outline"], 0.71)
colours["overlay0"] = mix(colours["surface"], colours["outline"], 0.57)
colours["surface2"] = mix(colours["surface"], colours["outline"], 0.43)
colours["surface1"] = mix(colours["surface"], colours["outline"], 0.29)
colours["surface0"] = mix(colours["surface"], colours["outline"], 0.14)
colours["base"] = colours["surface"]
colours["mantle"] = darken(colours["surface"], 0.03)
colours["crust"] = darken(colours["surface"], 0.05)
# For debugging
# print("\n".join(["{}: \x1b[48;2;{};{};{}m \x1b[0m".format(n, *c.to_rgba()[:3]) for n, c in colours.items()]))
colours = {k: hex(v.to_int())[4:] for k, v in colours.items()}
# Extended material
if light:
colours["success"] = "4F6354"
colours["onSuccess"] = "FFFFFF"
colours["successContainer"] = "D1E8D5"
colours["onSuccessContainer"] = "0C1F13"
else:
colours["success"] = "B5CCBA"
colours["onSuccess"] = "213528"
colours["successContainer"] = "374B3E"
colours["onSuccessContainer"] = "D1E9D6"
return colours