本篇文章给大家分享的是有关使用vue怎么实现一个圆形菜单栏组件，小编觉得挺实用的，因此分享给大家学习，希望大家阅读完这篇文章后可以有所收获，话不多说，跟着小编一起来看看吧。
<template>
<div id="cn-wrapper" : class="cn-wrapper" >
<ul>
<li @click="clickPanel(item)" v-for="(item,index) in panel" :key="index">
<a href="#">
<img class="li-img" :src="item.img" alt />
<div class="li-text">{{item.title}}</div>
</a>
</li>
</ul>
</div>
</template>
<script >
// import { Component, Prop, Vue,Emit } from 'vue-property-decorator';
// @Component
// export default class CirclePanel extends Vue {
// private rotatePanel=0;
// @Prop() panel!: any;
// mounted(){
// this.initPanel()
// }
// // 操作版
// @Emit()
// clickPanel(item:any){
// return item;
// }
// initPanel(){
// let panel=document.getElementById("cn-wrapper") as HTMLElement;
// let panelMan = new Hammer.Manager(panel);
// panelMan.add(new Hammer.Pan({
// threshold: 0
// }));
// panelMan.on('panstart', (ev: any) => {
// if (ev.center.x < panel.clientWidth/2) {//左边
// this.rotatePanel= this.rotatePanel - ev.angle
// }else{
// this.rotatePanel= this.rotatePanel + ev.angle
// }
// });
// }
// }
export default {
data () {
return {
rotatePanel: 0
}
},
props: {
panel: {
type: Array,
default: [ {img:'pics-gem/1.png',title:'一月石榴石'},
{img:'pics-gem/2.png',title:'一月石榴石'},
{img:'pics-gem/3.png',title:'一月石榴石'},
{img:'pics-gem/4.png',title:'一月石榴石'},
{img:'pics-gem/5.png',title:'一月石榴石'},
{img:'pics-gem/6.png',title:'一月石榴石'},
{img:'pics-gem/7.png',title:'一月石榴石'},
{img:'pics-gem/8.png',title:'一月石榴石'},
{img:'pics-gem/9.png',title:'一月石榴石'},
{img:'pics-gem/10.png',title:'一月石榴石'},
{img:'pics-gem/11.png',title:'一月石榴石'},
{img:'pics-gem/12.png',title:'一月石榴石'},]
},
},
activated(){
this.initPanel()
},
methods: {
// 操作版
clickPanel(item){
this.$emit('clickPanel',{item})
},
initPanel(){
let panel=document.getElementById("cn-wrapper");
let panelMan = new Hammer.Manager(panel);
panelMan.add(new Hammer.Pan({
threshold: 0
}));
panelMan.on('panstart', (ev) => {
if (ev.center.x < panel.clientWidth/2) {//左边
this.rotatePanel= this.rotatePanel - ev.angle
}else{
this.rotatePanel= this.rotatePanel + ev.angle
}
});
}
}
}
</script>
<style scoped>
.cn-wrapper {
font-size: 1em;
width: 24em;
height: 24em;
overflow: hidden;
position: fixed;
z-index: 10;
bottom: 84px;
margin-left: -288px;
left: 50%;
border-radius: 50%;
-webkit-transform: scale(0.1);
-ms-transform: scale(0.1);
-moz-transform: scale(0.1);
transform: scale(1);
/* pointer-events: none; */
-webkit-transition: all 0.3s ease;
-moz-transition: all 0.3s ease;
transition: all 0.3s ease;
}
.cn-wrapper li {
position: absolute;
font-size: 1.5em;
width: 10em;
height: 10em;
-webkit-transform-origin: 100% 100%;
-moz-transform-origin: 100% 100%;
-ms-transform-origin: 100% 100%;
transform-origin: 100% 100%;
overflow: hidden;
left: 50%;
/* top: 50%; */
margin-top: -2em;
/* border: solid 1px #f2cc81; */
margin-left: -10em;
-webkit-transition: border 0.3s ease;
-moz-transition: border 0.3s ease;
transition: border 0.3s ease;
}
.cn-wrapper li a {
display: block;
font-size: 1.18em;
height: 14.5em;
width: 14.5em;
/* position: absolute; */
position: fixed; /* fix the "displacement" bug in webkit browsers when using tab key */
bottom: -7.25em;
right: -7.25em;
border-radius: 50%;
text-decoration: none;
color: #fff;
padding-top: 1em;
text-align: center;
-webkit-transform: skew(-60deg) rotate(-70deg) scale(1);
-ms-transform: skew(-60deg) rotate(-70deg) scale(1);
-moz-transform: skew(-60deg) rotate(-70deg) scale(1);
transform: skew(-60deg) rotate(-70deg) scale(1);
-webkit-backface-visibility: hidden;
-webkit-transition: opacity 0.3s, color 0.3s;
-moz-transition: opacity 0.3s, color 0.3s;
transition: opacity 0.3s, color 0.3s;
}
/* for a central angle x, the list items must be skewed by 90-x degrees
in our case x=40deg so skew angle is 50deg
items should be rotated by x, minus (sum of angles - 180)2s (for this demo) */
.cn-wrapper li:first-child {
transform: rotate(-10deg) skew(60deg);
}
.cn-wrapper li:nth-child(2) {
transform: rotate(20deg) skew(60deg);
}
.cn-wrapper li:nth-child(3) {
transform: rotate(50deg) skew(60deg);
}
.cn-wrapper li:nth-child(4) {
transform: rotate(80deg) skew(60deg);
}
.cn-wrapper li:nth-child(5) {
transform: rotate(110deg) skew(60deg);
}
.cn-wrapper li:nth-child(6) {
transform: rotate(140deg) skew(60deg);
}
.cn-wrapper li:nth-child(7) {
transform: rotate(170deg) skew(60deg);
}
.cn-wrapper li:nth-child(8) {
transform: rotate(200deg) skew(60deg);
}
.cn-wrapper li:nth-child(9) {
transform: rotate(230deg) skew(60deg);
}
.cn-wrapper li:nth-child(10) {
transform: rotate(260deg) skew(60deg);
}
.cn-wrapper li:nth-child(11) {
transform: rotate(290deg) skew(60deg);
}
.cn-wrapper li:nth-child(12) {
transform: rotate(320deg) skew(60deg);
}
.cn-wrapper li:nth-child(odd) a {
background-color: #a11313;
background-color: hsla(0, 88%, 63%, 1);
}
.cn-wrapper li:nth-child(even) a {
background-color: #a61414;
background-color: hsla(0, 88%, 65%, 1);
}
/* active style */
.cn-wrapper li.active a {
/* background-color: #b31515;
background-color: hsla(0, 88%, 70%, 1); */
background-color: rgba(135, 137, 155, 0.52);
border: solid 0px #f2cc81;
}
/* hover style */
.cn-wrapper li:not(.active) a:hover,
.cn-wrapper li:not(.active) a:active,
.cn-wrapper li:not(.active) a:focus {
background-color: rgba(135, 137, 155, 0.52);
border: solid 0px #f2cc81;
}
.li-img {
width: 50px;
margin-bottom: 44px;
margin-left: -30px;
}
.li-text {
color: #f2cc81;
font-size: 20px;
line-height: 1.4;
width: 76px;
margin: 0 calc(50% - 50px);
}
</style>父组件调用：
<div class="making-panel"> <CirclePanel :title="title" :panel="panel" @clickTab="clickTabCircle" @clickPanel="clickPanel" ></CirclePanel> </div>
以上就是使用vue怎么实现一个圆形菜单栏组件，小编相信有部分知识点可能是我们日常工作会见到或用到的。希望你能通过这篇文章学到更多知识。更多详情敬请关注亿速云行业资讯频道。
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