audiobookshelf/client/components/app/PdfReader.vue

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Vue
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<template>
<div class="w-full pt-20">
<div :style="{ height: pdfHeight + 'px' }" class="overflow-hidden m-auto">
<div class="flex items-center justify-center">
<div class="px-12">
<span class="material-icons text-5xl text-black" :class="!canGoPrev ? 'text-opacity-10' : 'cursor-pointer text-opacity-30 hover:text-opacity-90'" @click.stop.prevent="goPrevPage" @mousedown.prevent>arrow_back_ios</span>
</div>
<div :style="{ width: pdfWidth + 'px', height: pdfHeight + 'px' }" class="w-full h-full overflow-auto">
<div v-if="loadedRatio > 0 && loadedRatio < 1" style="background-color: green; color: white; text-align: center" :style="{ width: loadedRatio * 100 + '%' }">{{ Math.floor(loadedRatio * 100) }}%</div>
<pdf ref="pdf" class="m-auto z-10 border border-black border-opacity-20 shadow-md" :src="src" :page="page" :rotate="rotate" @progress="loadedRatio = $event" @error="error" @num-pages="numPagesLoaded" @link-clicked="page = $event"></pdf>
</div>
<div class="px-12">
<span class="material-icons text-5xl text-black" :class="!canGoNext ? 'text-opacity-10' : 'cursor-pointer text-opacity-30 hover:text-opacity-90'" @click.stop.prevent="goNextPage" @mousedown.prevent>arrow_forward_ios</span>
</div>
</div>
</div>
<div class="text-center py-2 text-lg">
<p>{{ page }} / {{ numPages }}</p>
</div>
</div>
</template>
<script>
import pdf from 'vue-pdf'
export default {
components: {
pdf
},
props: {
src: String
},
data() {
return {
rotate: 0,
loadedRatio: 0,
page: 1,
numPages: 0
}
},
computed: {
pdfWidth() {
return this.pdfHeight * 0.6667
},
pdfHeight() {
return window.innerHeight - 120
},
canGoNext() {
return this.page < this.numPages
},
canGoPrev() {
return this.page > 1
}
},
methods: {
numPagesLoaded(e) {
this.numPages = e
},
goPrevPage() {
if (this.page <= 1) return
this.page--
},
goNextPage() {
if (this.page >= this.numPages) return
this.page++
},
error(err) {
console.error(err)
}
},
mounted() {}
}
</script>