ben
31d0464a60
- Scaffold: package.json, tsconfig.json, vite.config.ts, index.html - src/lib/imageProcessor.ts: full pipeline (normalize, offset, seam repair, export, validation) - src/components/UploadPanel.tsx: drag-and-drop, file picker, clipboard paste - src/components/SettingsPanel.tsx: all controls per spec - src/components/PreviewPanel.tsx: Original / Tileable / Repeated tabs - src/components/ErrorBanner.tsx: dismissible error/warning banners - src/App.tsx: root component wiring everything together - src/index.css: dark premium glassmorphism theme w/ Inter font
27 lines
820 B
JavaScript
27 lines
820 B
JavaScript
import { getRandomBytesAsync } from 'expo-random'
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import { urlAlphabet } from '../url-alphabet/index.js'
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let random = getRandomBytesAsync
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let customAlphabet = (alphabet, defaultSize = 21) => {
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let mask = (2 << (31 - Math.clz32((alphabet.length - 1) | 1))) - 1
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let step = Math.ceil((1.6 * mask * defaultSize) / alphabet.length)
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let tick = (id, size = defaultSize) =>
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random(step).then(bytes => {
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let i = step
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while (i--) {
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id += alphabet[bytes[i] & mask] || ''
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if (id.length >= size) return id
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}
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return tick(id, size)
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})
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return size => tick('', size)
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}
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let nanoid = (size = 21) =>
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random((size |= 0)).then(bytes => {
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let id = ''
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while (size--) {
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id += urlAlphabet[bytes[size] & 63]
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}
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return id
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})
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export { nanoid, customAlphabet, random }
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