67 lines
1.3 KiB
Vue
67 lines
1.3 KiB
Vue
<template>
|
|
<section class="AiFitView">
|
|
<div class="view" :style="viewStyle">
|
|
<slot/>
|
|
</div>
|
|
</section>
|
|
</template>
|
|
<script>
|
|
export default {
|
|
name: "AiFitView",
|
|
data() {
|
|
return {
|
|
origin: {
|
|
width: 1920,
|
|
height: 1080
|
|
},
|
|
width: 0,
|
|
height: 0,
|
|
observer: null
|
|
}
|
|
},
|
|
computed: {
|
|
scale: v => `scale(${Math.min(v.width / v.origin.width, v.height / v.origin.height) || 1})`,
|
|
viewStyle: v => {
|
|
let {width, height} = v.origin
|
|
width += 'px'
|
|
height += 'px'
|
|
return {
|
|
width, height, transform: v.scale
|
|
}
|
|
}
|
|
},
|
|
methods: {
|
|
initSize() {
|
|
this.width = this.$el.offsetWidth
|
|
this.height = this.$el.offsetHeight
|
|
}
|
|
},
|
|
mounted() {
|
|
this.$nextTick(this.initSize)
|
|
this.observer = new ResizeObserver(this.initSize)
|
|
this.observer.observe(this.$el)
|
|
},
|
|
beforeDestroy() {
|
|
this.observer?.disconnect()
|
|
}
|
|
}
|
|
</script>
|
|
<style scoped lang="scss">
|
|
.AiFitView {
|
|
width: 100%;
|
|
height: 100%;
|
|
display: flex;
|
|
justify-content: center;
|
|
align-items: center;
|
|
background-color: #f3f6f9;
|
|
background-image: linear-gradient(90deg, #eee 10%, transparent 0),
|
|
linear-gradient(#eee 10%, transparent 0);
|
|
background-size: 10px 10px;
|
|
|
|
.view {
|
|
flex-shrink: 0;
|
|
background-color: #fff;
|
|
}
|
|
}
|
|
</style>
|