wehub-resource-sync
81 lines
2.1 KiB
JavaScript
81 lines
2.1 KiB
JavaScript
import { getTextByPathList } from './utils'
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export function findTransitionNode(content, rootElement) {
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if (!content || !rootElement) return null
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const path1 = [rootElement, 'p:transition']
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let transitionNode = getTextByPathList(content, path1)
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if (transitionNode) return transitionNode
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const path2 = [rootElement, 'mc:AlternateContent', 'mc:Choice', 'p:transition']
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transitionNode = getTextByPathList(content, path2)
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if (transitionNode) return transitionNode
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const path3 = [rootElement, 'mc:AlternateContent', 'mc:Fallback', 'p:transition']
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transitionNode = getTextByPathList(content, path3)
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return transitionNode
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}
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export function parseTransition(transitionNode) {
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if (!transitionNode) return null
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const transition = {
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type: 'none',
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duration: 1000,
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direction: null,
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}
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const attrs = transitionNode.attrs || {}
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let durationFound = false
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const durRegex = /^p\d{2}:dur$/
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for (const key in attrs) {
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if (durRegex.test(key) && !isNaN(parseInt(attrs[key], 10))) {
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transition.duration = parseInt(attrs[key], 10)
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durationFound = true
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break
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}
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}
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if (!durationFound && attrs.spd) {
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switch (attrs.spd) {
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case 'slow':
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transition.duration = 1000
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break
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case 'med':
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transition.duration = 800
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break
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case 'fast':
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transition.duration = 500
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break
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default:
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transition.duration = 1000
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break
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}
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}
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if (attrs.advClick === '0' && attrs.advTm) {
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transition.autoNextAfter = parseInt(attrs.advTm, 10)
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}
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const effectRegex = /^(p|p\d{2}):/
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for (const key in transitionNode) {
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if (key !== 'attrs' && effectRegex.test(key)) {
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const effectNode = transitionNode[key]
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transition.type = key.substring(key.indexOf(':') + 1)
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if (effectNode && effectNode.attrs) {
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const effectAttrs = effectNode.attrs
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if (effectAttrs.dur && !isNaN(parseInt(effectAttrs.dur, 10))) {
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if (!durationFound) transition.duration = parseInt(effectAttrs.dur, 10)
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}
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if (effectAttrs.dir) transition.direction = effectAttrs.dir
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}
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break
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}
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}
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return transition
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} |