mirror of
https://codeup.aliyun.com/67762337eccfc218f6110e0e/vue/fe-manage.git
synced 2025-12-13 21:06:44 +08:00
320 lines
9.9 KiB
Vue
320 lines
9.9 KiB
Vue
<template>
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<div class="twoDimensionalCode">
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<!--二维码页面 -->
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<a-modal
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:visible="codevisible"
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:footer="null"
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:closable="closableQR"
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wrapClassName="codeModal"
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style="margin-top: 400px"
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:zIndex="999"
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@cancel="qr_exit"
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>
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<div id="qrcode" class="QR">
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<div class="qr_header"></div>
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<div class="qr_main">
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<div class="qrm_header">
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<span style="title">{{
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codeInfo.title ? codeInfo.title : ""
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}}</span>
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<div class="close_exit" @click="closeCodeModal"></div>
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</div>
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<div class="downloadCode" style="">
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<div class="qrm_body">
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<div class="codename">
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{{ codeInfo.name ? codeInfo.name : "" }}
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</div>
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<qrcode-vue
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:value="codeInfo.url ? codeInfo.url : ''"
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:size="qrcodeSize"
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style="width: 200px; height: 200px"
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></qrcode-vue>
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</div>
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</div>
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<div class="codeUrl" :style="{ display: showUrl ? 'flex' : 'none' }">
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<div class="codeUrlLink">链接</div>
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<a-input
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:value="codeInfo.url ? codeInfo.url : ''"
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disabled
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class="codeUrlInp"
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/>
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<a-input
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:value="codeInfo.url ? codeInfo.url : ''"
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id="courseUrl"
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class="codeUrlInp"
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style="position: absolute; opacity: 0; z-index: -1"
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/>
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<div @click="copyUrl" class="codeUrlCopy">复制链接</div>
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</div>
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<div class="qrm_footer">
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<span style="margin-left: 52px">下载二维码</span>
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<div class="qrmbtn" @click="downloadQr(200)">
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<div class="btntext">200*200</div>
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</div>
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<!-- <div class="qrmbtn" @click="downloadQr(200)">
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<div class="btntext">400*400</div>
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</div>
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<div class="qrmbtn" @click="downloadQr(200)">
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<div class="btntext">800*800</div>
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</div> -->
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</div>
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</div>
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</div>
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</a-modal>
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<!--二维码页面 -->
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</div>
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</template>
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<script>
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import { reactive, toRefs, watch } from "vue";
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import QrcodeVue from "qrcode.vue";
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import html2canvas from "html2canvas";
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import { message } from "ant-design-vue";
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export default {
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name: "TwoDimensionalCode",
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components: {
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QrcodeVue,
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},
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props: {
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codevisible: {
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type: Boolean,
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default: false,
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},
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codeInfo: {
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type: Object,
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default: function () {
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return {};
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},
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},
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index: {
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type: String,
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default: "",
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},
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type: {
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type: String,
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default: "",
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},
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},
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setup(props, ctx) {
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const state = reactive({
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qrcodeSize: 800,
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codeInfo: {},
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courseUrl: "https://www.baidu.com/",
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showUrl: false,
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});
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//下载二维码图片
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const downloadQr = (num) => {
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state.qrcodeSize = num;
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html2canvas(
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document.querySelectorAll(".downloadCode")[Number(props.index)],
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{
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useCORS: true, //支持图片跨域
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}
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).then((canvas) => {
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// console.log("canvas", canvas, canvas.width, canvas.style.width);
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let filename = `${new Date().getTime()}.png`;
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let imageUrl = canvas.toDataURL("image/png");
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let a = document.createElement("a");
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a.style.display = "none";
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a.download = filename;
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a.href = imageUrl;
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document.body.appendChild(a);
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a.click();
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});
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// let canvas =document.getElementsByClassName('codeModal')[Number(props.index)].getElementsByTagName('canvas')[0];
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// let filename = `${new Date().getTime()}.png`;
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// let imageUrl = canvas.toDataURL("image/png");
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// let a = document.createElement("a");
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// a.style.display = "none";
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// a.download = filename;
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// a.href = imageUrl;
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// document.body.appendChild(a);
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// a.click();
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};
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//复制链接
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const copyUrl = () => {
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// const range = document.createRange(); //创建range对象
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// range.selectNode(document.getElementById('courseUrl')); //获取复制内容的 id 选择器
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// const selection = window.getSelection(); //创建 selection对象
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// if (selection.rangeCount > 0) selection.removeAllRanges(); //如果页面已经有选取了的话，会自动删除这个选区，没有选区的话，会把这个选取加入选区
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// selection.addRange(range); //将range对象添加到selection选区当中，会高亮文本块
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// document.execCommand("Copy"); //复制选中的文字到剪贴板
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// message.success('复制成功')
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// selection.removeRange(range); // 移除选中的元素
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var input = document.createElement("input"); // 创建input对象
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input.value = state.codeInfo.url ? state.codeInfo.url : ""; // 设置复制内容
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document.body.appendChild(input); // 添加临时实例
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input.select(); // 选择实例内容
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document.execCommand("Copy"); // 执行复制
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document.body.removeChild(input); // 删除临时实例
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message.success("复制成功！");
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};
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const closeCodeModal = () => {
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ctx.emit("update:codevisible", false);
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};
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watch(() => {
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let obj = {
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title: "",
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name: "",
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url: "",
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};
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state.codeInfo = Object.assign(obj, props.codeInfo);
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console.log("codeInfo22222", state.codeInfo, props.index, props.type);
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if (props.type === "签到二维码") {
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state.showUrl = false;
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console.log(" state.showUrl", state.showUrl);
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} else if (props.type === "课程二维码") {
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state.showUrl = true;
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}
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});
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return {
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...toRefs(state),
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downloadQr,
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closeCodeModal,
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copyUrl,
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};
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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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.twoDimensionalCode {
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}
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.codeModal {
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.ant-modal {
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.ant-modal-content {
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width: 479px !important;
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.ant-modal-body {
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.QR {
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z-index: 9999;
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width: 520px;
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background: #ffffff;
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box-shadow: 0px 1px 35px 0px rgba(118, 136, 166, 0.21);
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position: absolute;
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left: 50%;
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top: 10%;
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transform: translate(-50%, -50%);
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.qr_header {
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position: absolute;
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width: calc(100%);
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height: 40px;
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background: linear-gradient(
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rgba(78, 166, 255, 0.2) 0%,
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rgba(78, 166, 255, 0) 100%
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);
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}
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.qr_main {
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width: 100%;
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position: relative;
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.qrm_header {
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display: flex;
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align-items: center;
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padding-top: 20px;
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padding-left: 26px;
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font-size: 16px;
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.title {
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font-size: 16px;
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font-weight: 600;
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color: #333333;
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line-height: 22px;
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}
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.close_exit {
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position: absolute;
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right: 42px;
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cursor: pointer;
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width: 20px;
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height: 20px;
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background-image: url(@/assets/images/coursewareManage/close.png);
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background-size: 100% 100%;
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}
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}
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.qrm_body {
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width: 100%;
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padding-top: 22px;
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padding-bottom: 32px;
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display: flex;
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flex-direction: column;
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align-items: center;
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.codename {
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font-size: 18px;
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font-weight: 400;
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color: #333333;
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line-height: 25px;
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margin-bottom: 20px;
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margin-left: 20px;
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margin-right: 20px;
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}
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}
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.codeUrl {
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display: flex;
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align-items: center;
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justify-content: center;
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margin-bottom: 24px;
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.codeUrlLink {
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width: 72px;
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height: 40px;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 14px;
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font-weight: 400;
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color: #c7cbd2;
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line-height: 20px;
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border: 1px solid #c7cbd2;
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border-right: 0px solid #c7cbd2;
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}
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.codeUrlInp {
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width: 305px;
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height: 40px;
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border: 1px solid #c7cbd2;
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}
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.ant-input-disabled {
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background-color: rgba(0, 0, 0, 0) !important;
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}
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.ant-input[disabled] {
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background-color: rgba(0, 0, 0, 0) !important;
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}
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.codeUrlCopy {
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width: 96px;
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height: 40px;
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background-color: #388be1;
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border-radius: 8px;
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display: flex;
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align-items: center;
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justify-content: center;
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font-size: 14px;
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font-weight: 400;
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color: #ffffff;
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line-height: 20px;
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cursor: pointer;
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margin-left: 8px;
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}
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}
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.qrm_footer {
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display: flex;
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align-items: center;
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margin-bottom: 44px;
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.qrmbtn {
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width: 80px;
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height: 32px;
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display: flex;
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line-height: 32px;
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justify-content: center;
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border-radius: 4px;
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border: 1px solid #387df7;
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margin-left: 16px;
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cursor: pointer;
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.btntext {
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color: #387df7;
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}
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}
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}
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}
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}
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}
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}
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}
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}
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</style>
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