76 lines
1.5 KiB
Vue
76 lines
1.5 KiB
Vue
<template>
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<BackgroundImageLoader :image-url="imageUrls[activeIndex]"
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@imageLoaded="handleImageLoaded"
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>
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<template slot="overlay">
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<slot name="overlay"></slot>
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</template>
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</BackgroundImageLoader>
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</template>
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<script>
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import imageLoader from '~/mixins/imageLoader.js'
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import BackgroundImageLoader from '@/components/BackgroundImageLoader'
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export default {
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components: {
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BackgroundImageLoader,
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},
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mixins: [ imageLoader ],
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props: {
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imageUrls: {
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type: Array,
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required: true,
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},
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activeIndex: {
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type: Number,
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required: false,
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default () {
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return 0
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}
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}
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},
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data () {
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return {
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currentlyLoadingIndex: 1,
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errorUrls: [],
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}
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},
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mounted () {
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if (this.imageUrls.length > 1) {
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this.preloadImage()
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}
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},
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methods: {
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preloadImage () {
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this.loadImage(this.imageUrls[this.currentlyLoadingIndex])
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.then(img => {
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this.$emit('imageLoaded', img.src)
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console.log('imageloaded', img)
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this.currentlyLoadingIndex++
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if (this.currentlyLoadingIndex < this.imageUrls.length) {
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this.preloadImage()
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}
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})
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.catch(err => {
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// TODO handle error cases
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console.log('imageloaded ERROR', img.src)
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})
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},
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handleImageLoaded (img) {
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this.$emit('imageLoaded handler', img.src)
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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</style>
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