69 lines
2.3 KiB
Plaintext
69 lines
2.3 KiB
Plaintext
const DIRECTIONS = new Set(['normal', 'reverse', 'alternate', 'alternate-reverse'])
|
|
const PLAY_STATES = new Set(['running', 'paused'])
|
|
const FILL_MODES = new Set(['none', 'forwards', 'backwards', 'both'])
|
|
const ITERATION_COUNTS = new Set(['infinite'])
|
|
const TIMINGS = new Set([
|
|
'linear',
|
|
'ease',
|
|
'ease-in',
|
|
'ease-out',
|
|
'ease-in-out',
|
|
'step-start',
|
|
'step-end',
|
|
])
|
|
const TIMING_FNS = ['cubic-bezier', 'steps']
|
|
|
|
const COMMA = /\,(?![^(]*\))/g // Comma separator that is not located between brackets. E.g.: `cubiz-bezier(a, b, c)` these don't count.
|
|
const SPACE = /\ +(?![^(]*\))/g // Similar to the one above, but with spaces instead.
|
|
const TIME = /^(-?[\d.]+m?s)$/
|
|
const DIGIT = /^(\d+)$/
|
|
|
|
export default function parseAnimationValue(input) {
|
|
let animations = input.split(COMMA)
|
|
return animations.map((animation) => {
|
|
let value = animation.trim()
|
|
let result = { value }
|
|
let parts = value.split(SPACE)
|
|
let seen = new Set()
|
|
|
|
for (let part of parts) {
|
|
if (!seen.has('DIRECTIONS') && DIRECTIONS.has(part)) {
|
|
result.direction = part
|
|
seen.add('DIRECTIONS')
|
|
} else if (!seen.has('PLAY_STATES') && PLAY_STATES.has(part)) {
|
|
result.playState = part
|
|
seen.add('PLAY_STATES')
|
|
} else if (!seen.has('FILL_MODES') && FILL_MODES.has(part)) {
|
|
result.fillMode = part
|
|
seen.add('FILL_MODES')
|
|
} else if (
|
|
!seen.has('ITERATION_COUNTS') &&
|
|
(ITERATION_COUNTS.has(part) || DIGIT.test(part))
|
|
) {
|
|
result.iterationCount = part
|
|
seen.add('ITERATION_COUNTS')
|
|
} else if (!seen.has('TIMING_FUNCTION') && TIMINGS.has(part)) {
|
|
result.timingFunction = part
|
|
seen.add('TIMING_FUNCTION')
|
|
} else if (!seen.has('TIMING_FUNCTION') && TIMING_FNS.some((f) => part.startsWith(`${f}(`))) {
|
|
result.timingFunction = part
|
|
seen.add('TIMING_FUNCTION')
|
|
} else if (!seen.has('DURATION') && TIME.test(part)) {
|
|
result.duration = part
|
|
seen.add('DURATION')
|
|
} else if (!seen.has('DELAY') && TIME.test(part)) {
|
|
result.delay = part
|
|
seen.add('DELAY')
|
|
} else if (!seen.has('NAME')) {
|
|
result.name = part
|
|
seen.add('NAME')
|
|
} else {
|
|
if (!result.unknown) result.unknown = []
|
|
result.unknown.push(part)
|
|
}
|
|
}
|
|
|
|
return result
|
|
})
|
|
}
|