f92fd6ac
 wuxw
开发我的小区下的功能
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<template>
<div class="image-viewer" v-show="visible" @click.self="close">
<div class="image-container">
<el-image
:src="imageUrl"
fit="contain"
:style="{width: imgWidth + 'px', height: imgHeight + 'px'}"
>
<div slot="error" class="image-error">
<img src="/img/noPhoto.jpg" :style="{width: imgWidth + 'px', height: imgHeight + 'px'}">
</div>
</el-image>
<i class="el-icon-close close-icon" @click="close"></i>
</div>
</div>
</template>
<script>
export default {
name: 'ViewImage',
data() {
return {
visible: false,
imageUrl: '',
imgWidth: 800,
imgHeight: 600
}
},
methods: {
open(url) {
this.imageUrl = url
this.visible = true
this.calculateImageSize(url)
document.body.style.overflow = 'hidden'
},
close() {
this.visible = false
this.imageUrl = ''
document.body.style.overflow = ''
},
calculateImageSize(url) {
const img = new Image()
img.src = url
img.onload = () => {
const maxWidth = window.innerWidth * 0.8
const maxHeight = window.innerHeight * 0.8
const ratio = img.width / img.height
if (img.width > maxWidth) {
this.imgWidth = maxWidth
this.imgHeight = maxWidth / ratio
} else if (img.height > maxHeight) {
this.imgHeight = maxHeight
this.imgWidth = maxHeight * ratio
} else {
this.imgWidth = img.width
this.imgHeight = img.height
}
}
img.onerror = () => {
this.imgWidth = 800
this.imgHeight = 600
}
}
}
}
</script>
<style lang="scss" scoped>
.image-viewer {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.8);
z-index: 9999;
display: flex;
justify-content: center;
align-items: center;
.image-container {
position: relative;
background-color: #fff;
padding: 20px;
border-radius: 4px;
max-width: 90vw;
max-height: 90vh;
.close-icon {
position: absolute;
top: 10px;
right: 10px;
font-size: 24px;
color: #f56c6c;
cursor: pointer;
z-index: 1;
background-color: rgba(255, 255, 255, 0.7);
border-radius: 50%;
padding: 5px;
}
}
.image-error {
display: flex;
justify-content: center;
align-items: center;
background-color: #f5f7fa;
width: 100%;
height: 100%;
}
}
</style>
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