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#!/bin/python
import math
import sys
from colorsys import hls_to_rgb, rgb_to_hls
from materialyoucolor.dynamiccolor.material_dynamic_colors import MaterialDynamicColors
from materialyoucolor.hct import Hct
from materialyoucolor.quantize import QuantizeCelebi
from materialyoucolor.score.score import Score
from PIL import Image
def darken(rgb: tuple[int, int, int], amount: float) -> tuple[int, int, int]:
h, l, s = rgb_to_hls(*tuple(i / 255 for i in rgb))
return tuple(round(i * 255) for i in hls_to_rgb(h, max(0, l - amount), s))
def mix(
rgb1: tuple[int, int, int], rgb2: tuple[int, int, int], amount: float
) -> tuple[int, int, int]:
return tuple(round(rgb1[i] * (1 - amount) + rgb2[i] * amount) for i in range(3))
def calculate_optimal_size(
width: int, height: int, bitmap_size: int = 128
) -> (int, int):
image_area = width * height
bitmap_area = bitmap_size**2
scale = math.sqrt(bitmap_area / image_area) if image_area > bitmap_area else 1
return max(1, round(width * scale)), max(1, round(height * scale))
num_args = len(sys.argv)
if num_args < 2:
print('Usage: <path/to/image> [ "light" | "dark" ] [ <material_scheme> ]')
sys.exit(1)
img = sys.argv[1]
is_dark = num_args < 3 or sys.argv[2] != "light"
scheme = "vibrant" if num_args < 4 else sys.argv[3]
with Image.open(sys.argv[1]) as image:
if image.format == "GIF":
image.seek(1)
if image.mode in ["L", "P"]:
image = image.convert("RGB")
width, height = image.size
opt_width, opt_height = calculate_optimal_size(width, height)
if opt_width < width or opt_height < height:
image = image.resize((opt_width, opt_height), Image.Resampling.BICUBIC)
colours = QuantizeCelebi(list(image.getdata()), 128)
hct = Hct.from_int(Score.score(colours)[0])
if scheme == "fruitsalad":
from materialyoucolor.scheme.scheme_fruit_salad import SchemeFruitSalad as Scheme
elif scheme == "expressive":
from materialyoucolor.scheme.scheme_expressive import SchemeExpressive as Scheme
elif scheme == "monochrome":
from materialyoucolor.scheme.scheme_monochrome import SchemeMonochrome as Scheme
elif scheme == "rainbow":
from materialyoucolor.scheme.scheme_rainbow import SchemeRainbow as Scheme
elif scheme == "tonalspot":
from materialyoucolor.scheme.scheme_tonal_spot import SchemeTonalSpot as Scheme
elif scheme == "neutral":
from materialyoucolor.scheme.scheme_neutral import SchemeNeutral as Scheme
elif scheme == "fidelity":
from materialyoucolor.scheme.scheme_fidelity import SchemeFidelity as Scheme
elif scheme == "content":
from materialyoucolor.scheme.scheme_content import SchemeContent as Scheme
else:
from materialyoucolor.scheme.scheme_vibrant import SchemeVibrant as Scheme
scheme = Scheme(hct, is_dark, 0.0)
colours = {}
for color in vars(MaterialDynamicColors).keys():
color_name = getattr(MaterialDynamicColors, color)
if hasattr(color_name, "get_hct"):
colours[color] = color_name.get_hct(scheme).to_rgba()[0:3]
colours = {
"primary": colours["primary"],
"secondary": colours["secondary"],
"tertiary": colours["tertiary"],
"text": colours["onBackground"],
"subtext1": colours["onSurfaceVariant"],
"subtext0": colours["outline"],
"overlay2": mix(colours["surface"], colours["outline"], 0.86),
"overlay1": mix(colours["surface"], colours["outline"], 0.71),
"overlay0": mix(colours["surface"], colours["outline"], 0.57),
"surface2": mix(colours["surface"], colours["outline"], 0.43),
"surface1": mix(colours["surface"], colours["outline"], 0.29),
"surface0": mix(colours["surface"], colours["outline"], 0.14),
"base": colours["surface"],
"mantle": darken(colours["surface"], 0.03),
"crust": darken(colours["surface"], 0.05),
}
for name, colour in colours.items():
print("{} {:02X}{:02X}{:02X}".format(name, *colour))
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