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Co-authored-by: 三咲智子 Kevin Deng <sxzz@sxzz.moe> resolves https://github.com/elk-zone/elk/issues/1022
57 lines
1 KiB
Vue
57 lines
1 KiB
Vue
<script setup lang="ts">
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import { decode } from 'blurhash'
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const { blurhash, src, srcset } = defineProps<{
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blurhash?: string | null | undefined
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src: string
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srcset?: string
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}>()
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defineOptions({
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inheritAttrs: false,
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})
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const isLoaded = ref(false)
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const placeholderSrc = $computed(() => {
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if (!blurhash)
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return ''
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const pixels = decode(blurhash, 32, 32)
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return getDataUrlFromArr(pixels, 32, 32)
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})
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onMounted(() => {
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const img = document.createElement('img')
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img.onload = () => {
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isLoaded.value = true
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}
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img.src = src
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if (srcset)
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img.srcset = srcset
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setTimeout(() => {
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isLoaded.value = true
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}, 3_000)
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})
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</script>
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<template>
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<Transition>
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<img v-if="isLoaded || !placeholderSrc" v-bind="$attrs" :src="src" :srcset="srcset" absolute>
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<img v-else v-bind="$attrs" :src="placeholderSrc" absolute>
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</Transition>
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<img v-bind="$attrs" :src="placeholderSrc" z-0 aria-hidden>
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</template>
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<style>
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.v-enter-active {
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transition: opacity 0.3s ease;
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}
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.v-enter-from {
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opacity: 0;
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}
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</style>
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