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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 6x 6x 72x 72x 6x 6x 1x 1x 1x 1x 1x 1x 1x | const cssVarsToRegister = /** @type {const} */([
'--qrcode-color',
'--qrcode-dark-color',
'--qrcode-light-color',
'--qrcode-corner-color',
'--qrcode-corner-border-color',
'--qrcode-corner-center-color',
'--qrcode-margin',
'--qrcode-resize',
'--qrcode-style',
'--qrcode-dot-style',
'--qrcode-corner-border-style',
'--qrcode-corner-center-style',
])
/**
* Registers CSS properties to fix Chrome "allow-discrete" transition on Chrome
* @see https://issues.chromium.org/issues/360159391
*/
export function registerCSSProperties () {
for (const name of cssVarsToRegister) {
try {
CSS.registerProperty({ name, inherits: true })
} catch (e) {
if (e instanceof DOMException) {
// property registered, ignore it
} else {
throw e // re-throw the error
}
}
}
}
export const varObserverCSSRules = `
transition-property: ${cssVarsToRegister.join(',')};
transition-duration: 1ms;
transition-timing-function: step-start;
transition-behavior: allow-discrete;
`
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