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