47 lines
1.4 KiB
JavaScript
47 lines
1.4 KiB
JavaScript
import fs from 'fs'
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import path from 'path'
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import { fileURLToPath } from 'url'
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import pngToIco from 'png-to-ico'
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import { Resvg } from '@resvg/resvg-js'
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const __filename = fileURLToPath(import.meta.url)
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const __dirname = path.dirname(__filename)
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const root = path.resolve(__dirname, '..')
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const buildDir = path.join(root, 'build')
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const srcSvg = path.join(buildDir, 'app-icon.svg')
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const outPng = path.join(buildDir, 'icon.png')
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const outIco = path.join(buildDir, 'icon.ico')
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if (!fs.existsSync(srcSvg)) {
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console.error(`[gen:icons] missing ${srcSvg}`)
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process.exit(1)
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}
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fs.mkdirSync(buildDir, { recursive: true })
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const svgBuf = fs.readFileSync(srcSvg)
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const svg = svgBuf.toString('utf8')
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function renderSvgToPngBuffer(svgInputUtf8, size) {
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const resvg = new Resvg(svgInputUtf8, {
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fitTo: { mode: 'width', value: size },
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background: 'rgba(0,0,0,0)',
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})
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const img = resvg.render()
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return img.asPng()
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}
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// 生成一张 256x256 的 PNG（也可供托盘/文档等使用）
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fs.writeFileSync(outPng, renderSvgToPngBuffer(svg, 256))
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// Windows .ico：包含多尺寸位图更稳（任务栏/快捷方式/高 DPI）
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const sizes = [16, 24, 32, 48, 64, 128, 256]
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const pngBuffers = sizes.map((s) => renderSvgToPngBuffer(svg, s))
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const ico = await pngToIco(pngBuffers)
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fs.writeFileSync(outIco, ico)
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console.log(`[gen:icons] wrote ${path.relative(root, outIco)} and ${path.relative(root, outPng)}`)
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