mirror of
https://github.com/SeedSigner/seedsigner.git
synced 2026-10-05 23:18:25 +00:00
kdmukai
e8f26b1e30
* New `ScreenshotConfig` utility class. * Proper reset & isolation when looping to generate screenshots for multiple locales. * Bugfix for unpredictable race condition when rendering screenshots. * Improved screenshots due to the above.
88 lines
2.2 KiB
Python
88 lines
2.2 KiB
Python
import os
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from dataclasses import dataclass
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from PIL import Image, ImageDraw
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from seedsigner.gui.renderer import Renderer
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from seedsigner.gui.toast import BaseToastOverlayManagerThread
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from seedsigner.views.view import View
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class ScreenshotComplete(Exception):
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pass
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class ScreenshotRenderer(Renderer):
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screenshot_path: str = None
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screenshot_filename: str = None
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@classmethod
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def configure_instance(cls):
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# Instantiate the one and only Renderer instance
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renderer = cls.__new__(cls)
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cls._instance = renderer
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# Hard-coding output values for now
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renderer.canvas_width = 240
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renderer.canvas_height = 240
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renderer.canvas = Image.new('RGB', (renderer.canvas_width, renderer.canvas_height))
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renderer.draw = ImageDraw.Draw(renderer.canvas)
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def set_screenshot_filename(self, filename:str):
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self.screenshot_filename = filename
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def set_screenshot_path(self, path):
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if not os.path.exists(path):
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os.makedirs(path)
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self.screenshot_path = path
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def show_image(self, image=None, alpha_overlay=None, is_background_thread: bool = False):
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if is_background_thread:
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return
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if alpha_overlay:
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if image == None:
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image = self.canvas
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image = Image.alpha_composite(image, alpha_overlay)
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if image:
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# Always write to the current canvas, rather than trying to replace it
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self.canvas.paste(image)
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self.canvas.save(os.path.join(self.screenshot_path, self.screenshot_filename))
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raise ScreenshotComplete()
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@dataclass
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class ScreenshotConfig:
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View_cls: View
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view_kwargs: dict = None
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screenshot_name: str = None
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toast_thread: BaseToastOverlayManagerThread = None
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run_before: callable = None
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run_after: callable = None
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def __post_init__(self):
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if not self.view_kwargs:
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self.view_kwargs = {}
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if not self.screenshot_name:
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self.screenshot_name = self.View_cls.__name__
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def run_callback_before(self):
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if self.run_before:
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self.run_before()
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def run_callback_after(self):
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if self.run_after:
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self.run_after()
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