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64 lines
2.1 KiB
Python
64 lines
2.1 KiB
Python
# monet.py
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#
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# Change the look of Adwaita, with ease
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# Copyright (C) 2022 Gradience Team
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import os
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from svglib.svglib import svg2rlg
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from reportlab.graphics import renderPM
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import material_color_utilities_python as monet
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from gradience.backend.models.preset import Preset
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from gradience.backend.logger import Logger
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logging = Logger()
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class Monet:
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def __init__(self):
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self.palette = None
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def generate_from_image(self, image_path: str) -> dict:
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if image_path.endswith(".svg"):
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drawing = svg2rlg(image_path)
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image_path = os.path.join(
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os.environ.get("XDG_RUNTIME_DIR"), "gradience_bg.png"
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)
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renderPM.drawToFile(drawing, image_path, fmt="PNG")
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if image_path.endswith(".xml"):
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logging.error(f"XML files are unsupported by Gradience's Monet implementation.")
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return False
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try:
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monet_img = monet.Image.open(image_path)
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except Exception as e:
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logging.error(f"An error occurred while generating a Monet palette. Exc: {e}")
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return False
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else:
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basewidth = 64
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wpercent = basewidth / float(monet_img.size[0])
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hsize = int((float(monet_img.size[1]) * float(wpercent)))
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monet_img = monet_img.resize(
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(basewidth, hsize), monet.Image.Resampling.LANCZOS
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)
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self.palette = monet.themeFromImage(monet_img)
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return self.palette
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