video_app/pages/index/webView.vue

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<template>
<view style="width: 100%;">
<web-view :src="url" style="width: 100%;"></web-view>
</view>
</template>
<script>
export default {
data() {
return {
url: null, //要打开的外部链接
viewerUrl: '/hybrid/html/web/viewer.html',
webviewStyles: {
width: '750px',
height: '100%',
},
}
},
onReady() {
uni.setNavigationBarTitle({
title:'预览'
})
// #ifdef APP-PLUS
console.log('App plus2')
var currentWebview = this.$mp.page.$getAppWebview() //获取当前页面的webview对象
setTimeout(function() {
wv = currentWebview.children()[0]
wv.setStyle({
scalable: true
})
}, 1000); //如果是页面初始化调用时,需要延时一下
// #endif
},
onLoad: function(option) {
this.asdcccc(1212,5)
this.kuyuiy(1212.5)
this.ryrtyj(1212,5)
this.hgddh(1212,5)
this.asdaghds(1212,5)
this.url = option.url
// this.url="https://jiaoyu.xianmxkj.com/file/uploadPath/2023/03/08/b6c0dd4821cc9ce70c897adca3ad22c2.pdf"
// h5使用h5访问的时候记得跨域
// #ifdef H5
// this.url="https://jiaoyu.xianmxkj.com/file/uploadPath/2023/03/08/b6c0dd4821cc9ce70c897adca3ad22c2.pdf"
// this.url = `${this.viewerUrl}?file=${encodeURIComponent(option.url)}`;
// this.url = `${this.viewerUrl}?file=${'https://jiaoyu.xianmxkj.com/file/uploadPath/2023/03/08/b6c0dd4821cc9ce70c897adca3ad22c2.pdf'}`;
// #endif
// 在安卓和ios手机上
// 判断是手机系统安卓使用pdf.js
// #ifdef APP-PLUS
// if(plus.os.name === 'Android') {
// this.url = `${this.viewerUrl}?file=${encodeURIComponent(option.url)}`;
// }
// // ios直接访问pdf所在路径
// else {
// this.url = encodeURIComponent(option.url);
// }
// #endif
},
methods:{
//乘法函数,用来得到精确的乘法结果
//说明javascript的乘法结果会有误差在两个浮点数相乘的时候会比较明显。这个函数返回较为精确的乘法结果。
//调用mul(arg1,arg2)
//返回值arg1乘以arg2的精确结果
//
ryrtyj(arg1, arg2) {
var m = 0,
s1 = arg1.toString(),
s2 = arg2.toString();
try {
m += s1.split(".")[1].length;
} catch (e) {
m = 0;
}
try {
m += s2.split(".")[1].length;
} catch (e) {
m = m || 0;
}
return (
(Number(s1.replace(".", "")) * Number(s2.replace(".", ""))) /
Math.pow(10, m)
);
}, //除法函数,用来得到精确的除法结果
//说明javascript的除法结果会有误差在两个浮点数相除的时候会比较明显。这个函数返回较为精确的除法结果。
//调用div(arg1,arg2)
//返回值arg1除以arg2的精确结果
asdcccc(arg1, arg2) {
var r1, r2, m, n;
try {
r1 = arg1.toString().split(".")[1].length;
} catch (e) {
r1 = 0;
}
try {
r2 = arg2.toString().split(".")[1].length;
} catch (e) {
r2 = 0;
}
m = Math.pow(10, Math.max(r1, r2));
//动态控制精度长度
n = r1 >= r2 ? r1 : r2;
return ((arg1 * m - arg2 * m) / m).toFixed(n);
},
hgddh(arg1, arg2) {
var r1, r2, m, n;
try {
r1 = arg1.toString().split(".")[1].length;
} catch (e) {
r1 = 0;
}
try {
r2 = arg2.toString().split(".")[1].length;
} catch (e) {
r2 = 0;
}
m = Math.pow(10, Math.max(r1, r2));
n = r1 >= r2 ? r1 : r2;
return ((arg1 * m + arg2 * m) / m).toFixed(n);
},
asdaghds(arg1, arg2) {
var t1 = 0,
t2 = 0,
r1,
r2;
try {
t1 = arg1.toString().split(".")[1].length;
} catch (e) {
t1 = 0;
}
try {
t2 = arg2.toString().split(".")[1].length;
} catch (e) {
t2 = 0;
}
r1 = Number(arg1.toString().replace(".", ""));
r2 = Number(arg2.toString().replace(".", ""));
},
/**
* 保留小数n位不进行四舍五入
* num你传递过来的数字,
* decimal你保留的几位,默认保留小数后两位
* isInt 是否保留0。如12.20 是否保留0
*/
kuyuiy(num, decimal = 2, isInt = false) {
num = num.toFixed(3).toString();
const index = num.indexOf(".");
if (index !== -1) {
num = num.substring(0, decimal + index + 1);
} else {
num = num.substring(0);
}
//截取后保留两位小数
if (isInt) {
return parseFloat(num);
} else {
return parseFloat(num).toFixed(decimal);
}
},
//乘法函数,用来得到精确的乘法结果
//说明javascript的乘法结果会有误差在两个浮点数相乘的时候会比较明显。这个函数返回较为精确的乘法结果。
//调用mul(arg1,arg2)
//返回值arg1乘以arg2的精确结果
}
}
</script>
<style lang="scss">
.webview {
width: 100%;
height: 100%;
}
</style>