<template>
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<view class="demo-block">
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<text class="demo-block__title-text ultra">QRCode</text>
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<text class="demo-block__desc-text">能够将文本转换生成二维码的组件，支持自定义配色和 Logo 配置</text>
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<view class="demo-block__body">
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<view class="demo-block card">
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<text class="demo-block__title-text large">基础</text>
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<view class="demo-block__body">
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<l-qrcode value="https://limeui.qcoon.cn" size="300rpx"></l-qrcode>
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</view>
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</view>
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<view class="demo-block card">
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<text class="demo-block__title-text large">icon</text>
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<view class="demo-block__body">
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<image v-if="image !=''" :src="image" style="width: 300rpx;" mode="widthFix"></image>
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<view style="flex-direction: row; justify-content: space-between">
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<l-qrcode ref="qrcodeRef" value="https://limeui.qcoon.cn" size="300rpx" icon="https://img10.360buyimg.com/img/jfs/t1/182127/16/37474/11761/64659c31F0cd84976/21f25b952f03a49a.jpg" iconSize="70rpx"></l-qrcode>
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<l-qrcode :useCanvasToTempFilePath="true" @success="success" value="https://limeui.qcoon.cn" size="300rpx" icon="https://img10.360buyimg.com/img/jfs/t1/182127/16/37474/11761/64659c31F0cd84976/21f25b952f03a49a.jpg" iconSize="70rpx"></l-qrcode>
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</view>
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<button type="primary" style="margin-top: 20rpx;" @click="onClick">生成图片</button>
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</view>
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</view>
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<view class="demo-block card">
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<text class="demo-block__title-text large">颜色</text>
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<view class="demo-block__body">
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<view style="flex-direction: row; justify-content: space-between">
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<l-qrcode value="https://limeui.qcoon.cn" size="300rpx" color="rgb(82,196,26)"></l-qrcode>
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<l-qrcode value="https://limeui.qcoon.cn" size="300rpx" color="rgb(22,119,255)" bgColor="rgb(245,245,245)"></l-qrcode>
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</view>
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</view>
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</view>
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<view class="demo-block card">
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<text class="demo-block__title-text large">纠错比例</text>
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<view class="demo-block__body">
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<l-qrcode value="img10.360buyimg.com/img/jfs/t1/182127/16/37474/11761/64659c31F0cd84976/21f25b952f03a49a.jpg" size="300rpx" :errorLevel="levels[index]"></l-qrcode>
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<button type="primary" style="margin-top: 20rpx;" @click="onToggle">切换纠错等级：{{levels[index]}}</button>
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</view>
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</view>
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<view class="demo-block card">
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<text class="demo-block__title-text large">动态</text>
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<view class="demo-block__body">
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<l-qrcode :value="text" size="300rpx" :marginSize="1" bgColor="white"></l-qrcode>
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<button type="primary" style="margin-top: 20rpx;" @click="update">更新</button>
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</view>
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</view>
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</view>
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</view>
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</template>
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<script>
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// import {ComponentPublicInstance} from 'vue'
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export default {
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name: 'lime-qrcode',
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data() {
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return {
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text: 'qcoon.com.cn',
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image: '',
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index: 0,
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levels: ['L', 'M', 'Q', 'H']
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}
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},
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methods:{
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success(src: string) {
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console.log(`src`, src)
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},
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update() {
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this.text = `qcoon.cn?v=${Math.random()}`
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},
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onToggle() {
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this.index++
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this.index = this.index % this.levels.length
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},
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onClick() {
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const el:LQrcodeComponentPublicInstance = this.$refs['qrcodeRef'] as LQrcodeComponentPublicInstance
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el.canvasToTempFilePath({
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success:(res: TakeSnapshotSuccess)=>{
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this.image = res.tempFilePath
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}
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})
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}
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},
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mounted() {
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}
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}
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</script>
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<style lang="scss">
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.demo-block {
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margin: 32px 10px 0;
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overflow: visible;
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&.card{
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background-color: white;
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padding: 30rpx;
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margin-bottom: 20rpx;
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}
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&__title {
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margin: 0;
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margin-top: 8px;
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&-text {
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color: rgba(0, 0, 0, 0.6);
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font-weight: 400;
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font-size: 14px;
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line-height: 16px;
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&.large {
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color: rgba(0, 0, 0, 0.9);
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font-size: 18px;
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font-weight: 700;
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line-height: 26px;
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}
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&.ultra {
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color: rgba(0, 0, 0, 0.9);
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font-size: 24px;
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font-weight: 700;
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line-height: 32px;
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}
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}
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}
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&__desc-text {
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color: rgba(0, 0, 0, 0.6);
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margin: 8px 16px 0 0;
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font-size: 14px;
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line-height: 22px;
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}
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&__body {
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margin: 16px 0;
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overflow: visible;
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.demo-block {
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// margin-top: 0px;
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margin: 0;
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}
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}
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}
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</style>
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