|
|
@ -0,0 +1,62 @@
|
|
|
|
|
|
|
|
<template>
|
|
|
|
|
|
|
|
<div v-bind:style="styleObject" class="scale-box">
|
|
|
|
|
|
|
|
<slot></slot>
|
|
|
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
</template>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<script>
|
|
|
|
|
|
|
|
import debounce from "lodash.debounce";
|
|
|
|
|
|
|
|
const that = this;
|
|
|
|
|
|
|
|
export default {
|
|
|
|
|
|
|
|
components: {},
|
|
|
|
|
|
|
|
data() {
|
|
|
|
|
|
|
|
return {
|
|
|
|
|
|
|
|
width: 1920,
|
|
|
|
|
|
|
|
height: 1080,
|
|
|
|
|
|
|
|
scaleX: null,
|
|
|
|
|
|
|
|
scaleY: null,
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
computed: {
|
|
|
|
|
|
|
|
styleObject() {
|
|
|
|
|
|
|
|
let obj = {
|
|
|
|
|
|
|
|
transform: `scale(${this.scaleX},${this.scaleY}) translate(-50%, -50%)`,
|
|
|
|
|
|
|
|
WebkitTransform: `scale(${this.scaleX},${this.scaleY}) translate(-50%, -50%)`,
|
|
|
|
|
|
|
|
width: this.width + "px",
|
|
|
|
|
|
|
|
height: this.height + "px",
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
return obj;
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
mounted() {
|
|
|
|
|
|
|
|
this.getScale();
|
|
|
|
|
|
|
|
window.addEventListener("resize", this.setScale);
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
methods: {
|
|
|
|
|
|
|
|
getScale() {
|
|
|
|
|
|
|
|
// 分别计算X轴和Y轴的缩放比例
|
|
|
|
|
|
|
|
this.scaleX = window.innerWidth / this.width;
|
|
|
|
|
|
|
|
this.scaleY = window.innerHeight / this.height;
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
setScale: debounce(function () {
|
|
|
|
|
|
|
|
// 获取到缩放比,设置它
|
|
|
|
|
|
|
|
this.getScale();
|
|
|
|
|
|
|
|
}, 500),
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
beforeDestroy() {
|
|
|
|
|
|
|
|
window.addEventListener("resize", this.setScale);
|
|
|
|
|
|
|
|
},
|
|
|
|
|
|
|
|
};
|
|
|
|
|
|
|
|
</script>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<style scoped lang="scss">
|
|
|
|
|
|
|
|
.scale-box {
|
|
|
|
|
|
|
|
transform-origin: 0 0;
|
|
|
|
|
|
|
|
position: absolute;
|
|
|
|
|
|
|
|
left: 50%;
|
|
|
|
|
|
|
|
top: 50%;
|
|
|
|
|
|
|
|
transition: 0.3s;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
</style>
|
|
|
|
|
|
|
|
|