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<template>
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<el-dialog class="preview" v-model="showDialog" style="" @close="closeView">
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<iframe v-if="isPDF" ref="pdfRef" width="100%" :height="frameHeight" :src="pdfUrl" frameborder="0"></iframe>
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<el-carousel justify="center" v-else indicator-position="outside">
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<el-carousel-item class="carousel-item" v-for="url in imageArray" :key="url">
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<el-image style="height:100%" fit="contain" :src="url" loading="lazy" />
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</el-carousel-item>
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</el-carousel>
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</el-dialog>
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</template>
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<script setup lang="ts">
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import { ref } from 'vue'
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const showDialog = ref(false) // 弹窗控制
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const message = useMessage() // 消息弹窗
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const isPDF = ref(false) // 是否是pdf
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const pdfUrl = ref<string>('') // pdf地址
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const pdfRef = ref() // pdf组件
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const frameHeight = ref(0)
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const imageArray = ref<string[]>([]) // 图片数组
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const closeView = () => {
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showDialog.value = false
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}
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// 打开预览
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const openPreview = async (data:string[]|string)=>{
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showDialog.value = true
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if(Array.isArray(data)){
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//图片数组
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isPDF.value = false
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pdfUrl.value = ''
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imageArray.value = data.filter(item=>(item.replace('/get/','/show/')))
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}else{
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isPDF.value = true
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pdfUrl.value = data.replace('/get/','/show/')
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nextTick(()=>{
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frameHeight.value = window.innerHeight - 2*pdfRef.value.getBoundingClientRect().top
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})
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}
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}
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defineExpose({openPreview})
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</script>
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<style>
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/* .preview .el-dialog__headerbtn .el-dialog__close{
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color: white !important;
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font-size: 20px !important;
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}
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.preview.el-dialog {
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--el-dialog-box-shadow:null;
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} */
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</style>
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<style lang="scss" scoped>
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.carousel-item{
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display: flex;
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justify-content: center;
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align-items: center;
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}
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</style>
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