42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
from PIL import Image
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import os
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# 源图片路径
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source_path = r"e:\project\flutter\f3\flutter_application_2\assets\app_icon_square.png"
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web_dir = r"e:\project\flutter\f3\flutter_application_2\web"
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# 打开源图片
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img = Image.open(source_path)
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print(f"源图片尺寸: {img.size}")
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# 替换的图标列表
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icons = [
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# (文件名, 尺寸, 是否是maskable)
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("favicon.png", (32, 32), False),
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("icons/Icon-192.png", (192, 192), False),
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("icons/Icon-512.png", (512, 512), False),
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("icons/Icon-maskable-192.png", (192, 192), True),
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("icons/Icon-maskable-512.png", (512, 512), True),
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]
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for filename, size, is_maskable in icons:
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output_path = os.path.join(web_dir, filename)
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# 调整尺寸
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resized = img.resize(size, Image.Resampling.LANCZOS)
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# 如果是 maskable 图标，可以添加一些边距（可选）
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if is_maskable:
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# 创建一个更大的画布，添加边距
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margin = int(size[0] * 0.1) # 10% 边距
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new_size = (size[0] + margin * 2, size[1] + margin * 2)
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background = Image.new("RGBA", new_size, (0, 0, 0, 0))
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background.paste(resized, (margin, margin))
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resized = background.resize(size, Image.Resampling.LANCZOS)
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# 保存
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resized.save(output_path, "PNG")
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print(f"替换: {output_path} ({size})")
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print("\n所有 web 图标替换完成!")
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