douyin/src/utils/global-methods.js
zyronon 32dbb2b953 优化首页视频播放逻辑
我页面的一些子页面
2021-07-11 21:15:03 +08:00

67 lines
1.7 KiB
JavaScript

export default {
$back(){
window.history.back()
},
$stopPropagation(e) {
e.stopImmediatePropagation()
e.stopPropagation()
e.preventDefault()
},
$getCss(curEle, attr) {
let val = null, reg = null
if ("getComputedStyle" in window) {
val = window.getComputedStyle(curEle, null)[attr]
} else { //ie6~8不支持上面属性
//不兼容
if (attr === "opacity") {
val = curEle.currentStyle["filter"] //'alpha(opacity=12,345)'
reg = /^alphaopacity=(\d+(?:\.\d+)?)opacity=(\d+(?:\.\d+)?)$/i
val = reg.test(val) ? reg.exec(val)[1] / 100 : 1
} else {
val = curEle.currentStyle[attr]
}
}
// reg = /^(-?\d+(\.\d)?)(px|pt|em|rem)?$/i
// return reg.test(val) ? parseFloat(val) : val
return parseFloat(val)
},
$setCss(el, key, value) {
if (key === 'transform') {
//直接设置不生效
el.style.webkitTransform = el.style.MsTransform = el.style.msTransform = el.style.MozTransform = el.style.OTransform = el.style.transform = value;
} else {
el.style[key] = value
}
},
$nav(path, query = {}) {
this.$router.push({path, query})
},
$clone(v) {
return JSON.parse(JSON.stringify(v))
},
$console(v) {
return console.log(JSON.stringify(v, null, 4))
},
$duration(v) {
let m = Math.floor(v / 60)
// let s = v % 60
let s = Math.round(v % 60)
let str = ''
if (m === 0) {
str = '00'
} else if (m > 0 && m < 10) {
str = '0' + m
} else {
str = m
}
str += ':'
if (s === 0) {
str += '00'
} else if (s > 0 && s < 10) {
str += '0' + s
} else {
str += s
}
return str
}
}