<template>
<div class="image">
<div class="item" v-for="(item, index) in images" :key="item.url">
<Image
width="270px"
height="300px"
:src="item.url"
preview
:images="images"
:initialIndex="index"
>
<template #footer>footer</template>
<template #loading>LOADING</template>
<template #error>ERROR</template>
</Image>
</div>
</div>
</template>
<script setup>
import { Image } from 'vue3-image-viewer'
import 'vue3-image-viewer/dist/style.css'
const images = [
{
title: 'title',
desc: 'desc',
url: 'http://iph.href.lu/800x540',
},
{
title: 'title',
desc: 'desc',
url: 'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
},
{
title: 'title',
desc: 'desc',
url: 'https://fuss10.elemecdn.com/1/8e/aeffeb4de74e2fde4bd74fc7b4486jpeg.jpeg',
},
{
title: 'title',
desc: 'desc',
url: '',
},
];
</script>
<style lang="less" scoped>
.image {
display: flex;
flex-wrap: wrap;
gap: 20px;
justify-content: space-between;
width: 1200px;
margin: 0 auto;
}
</style>
<template>
<div class="viewer">
<div class="viewer-wrap">
<!-- 如果传入了markList则不取images中的marks -->
<Viewer
ref="viewerRef"
:imageList="images"
navigation
toolbar
drawable
deleteable
:scaleMin="1"
@drawEnd="drawEnd"
@resize="onResize"
@delete="onDelete"
@switch="onSwitch"
:initialIndex="currentIndex"
>
<template #loading>LOADING</template>
<template #error>ERROR</template>
</Viewer>
<!-- 自定义 -->
<div class="tools">
<div @click="toolBtn('fit')">适应窗口</div>
<div @click="toolBtn('prev')">上一个</div>
<div @click="toolBtn('next')">下一个</div>
<div @click="toolBtn('reset')">重置</div>
</div>
</div>
<div class="preview">
<div class="item" v-for="(item, index) in current.marks" :key="index">
<Viewer :image="current" :mark="item" focus>
<template #loading>LOADING</template>
<template #error>ERROR</template>
</Viewer>
</div>
</div>
</div>
</template>
<script setup>
import { Viewer } from 'vue3-image-viewer'
import 'vue3-image-viewer/dist/style.css'
import { reactive, ref, computed, unref } from 'vue';
const images = reactive([
{
title: 'title',
desc: 'desc',
url: 'https://fuss10.elemecdn.com/1/34/19aa98b1fcb2781c4fba33d850549jpeg.jpeg',
thumbnail:
'https://fuss10.elemecdn.com/1/34/19aa98b1fcb2781c4fba33d850549jpeg.jpeg',
marks: [],
},
{
title: 'title',
desc: 'desc',
url: 'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
thumbnail:
'https://fuss10.elemecdn.com/8/27/f01c15bb73e1ef3793e64e6b7bbccjpeg.jpeg',
marks: [
{
width: 220,
height: 220,
left: 470,
top: 230,
},
],
},
{
title: 'title',
desc: 'desc',
url: 'https://fuss10.elemecdn.com/3/28/bbf893f792f03a54408b3b7a7ebf0jpeg.jpeg',
thumbnail:
'https://fuss10.elemecdn.com/3/28/bbf893f792f03a54408b3b7a7ebf0jpeg.jpeg',
marks: [
{
width: 80,
height: 40,
left: 320,
top: 220,
},
],
},
{
title: 'title',
desc: 'desc',
url: '',
thumbnail: '',
marks: [],
},
]);
const currentIndex = ref(1);
const current = computed(() => images[currentIndex.value]);
const viewerRef = ref(null);
function onSwitch(index) {
currentIndex.value = index;
}
function onResize({ target, detail }) {
const { left, top, width, height } = detail;
const mark = { ...target };
mark.left = left;
mark.top = top;
mark.width = width;
mark.height = height;
const idx = current.value.marks.indexOf(target);
if (idx > -1) {
current.value.marks.splice(idx, 1, mark);
}
}
function onDelete({ target }) {
const idx = current.value.marks.indexOf(target);
if (idx > -1) {
current.value.marks.splice(idx, 1);
}
}
function drawEnd(item) {
const { left, top, width, height } = item;
if (!current.value.marks) {
current.value.marks = [];
}
const newMark = {
id: current.value.marks.length + 1 + '',
left,
top,
width,
height,
};
current.value.marks.unshift(newMark);
}
function toolBtn(type) {
const viewer = unref(viewerRef);
if (!viewer) {
return;
}
if (type === 'fit') {
viewer.toggleFit();
}
if (type === 'next') {
viewer.next();
}
if (type === 'prev') {
viewer.prev();
}
if (type === 'reset') {
viewer.reset();
}
}
</script>
<style lang="less" scoped>
.viewer {
width: 1200px;
margin: 0 auto;
display: flex;
align-items: flex-start;
justify-content: center;
.viewer-wrap {
width: 1000px;
height: 600px;
.tools {
display: flex;
justify-content: center;
gap: 10px;
margin-top: 10px;
div {
border: 1px solid #ccc;
border-radius: 4px;
cursor: pointer;
padding: 0 5px;
font-size: 14px;
line-height: 22px;
}
}
}
.preview {
width: 200px;
margin-left: 20px;
height: 600px;
overflow-y: auto;
display: flex;
flex-direction: column;
gap: 10px;
.item {
width: 100%;
height: 150px;
}
}
}
</style>