925 lines
35 KiB
Vue
925 lines
35 KiB
Vue
<!-- ---------------------------------------------------------------------
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// uQRCode二维码生成插件 v3.6.5
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//
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// uQRCode是一款基于Javascript环境开发的二维码生成插件，适用所有Javascript运行环境的前端应用和Node.js。
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//
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// Copyright (c) Sansnn uQRCode All rights reserved.
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//
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// Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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//
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// github地址：
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// https://github.com/Sansnn/uQRCode
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//
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// npm地址：
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// https://www.npmjs.com/package/@uqrcode/uni-app
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//
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// uni-app插件市场地址：
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// https://ext.dcloud.net.cn/plugin?id=1287
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//
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// 复制使用请保留本段注释，感谢支持开源！
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//
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--------------------------------------------------------------------- -->
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<template>
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<view class="uqrcode" :class="{ 'uqrcode-hide': hide }" :style="{ width: `${templateOptions.width}px`, height: `${templateOptions.height}px` }">
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<!-- 画布 -->
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<!-- #ifndef APP-NVUE -->
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<canvas
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class="uqrcode-canvas"
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:id="canvasId"
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:canvas-id="canvasId"
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:type="type"
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:style="{
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width: `${templateOptions.canvasWidth}px`,
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height: `${templateOptions.canvasHeight}px`,
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transform: templateOptions.canvasTransform
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}"
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@click="onClick"
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v-if="templateOptions.canvasDisplay"
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></canvas>
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<!-- #endif -->
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<!-- nvue用gcanvas -->
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<!-- #ifdef APP-NVUE -->
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<gcanvas
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class="uqrcode-canvas"
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ref="gcanvas"
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:style="{
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width: `${templateOptions.canvasWidth}px`,
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height: `${templateOptions.canvasHeight}px`
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}"
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@click="onClick"
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v-if="templateOptions.canvasDisplay"
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></gcanvas>
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<!-- #endif -->
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<!-- H5保存提示，可在此替换。后续版本做成插槽 -->
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<!-- #ifdef H5 -->
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<view class="uqrcode-h5-save" v-if="isH5Save">
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<image class="uqrcode-h5-save-image" :src="tempFilePath"></image>
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<text class="uqrcode-h5-save-text">若保存失败，请长按二维码进行保存</text>
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<view class="uqrcode-h5-save-close" @click="isH5Save = false">
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<view class="uqrcode-h5-save-close-before"></view>
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<view class="uqrcode-h5-save-close-after"></view>
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</view>
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</view>
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<!-- #endif -->
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<!-- 加载效果，可在此替换。后续版本做成插槽 -->
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<view class="uqrcode-makeing" v-if="makeing">
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<image
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class="uqrcode-makeing-image"
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:style="{ width: `${templateOptions.size / 4}px`, height: `${templateOptions.size / 4}px` }"
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src="data:image/gif;base64,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"
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></image>
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</view>
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<!-- 错误处理，可在此替换 -->
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<view class="uqrcode-error" v-if="inError"><text class="uqrcode-error-message">Error, see console.</text></view>
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</view>
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</template>
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<script>
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// #ifdef VUE3
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import { toRaw } from 'vue';
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// #endif
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/* 引入uQRCode核心js */
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import UQRCode from '../../js_sdk/uqrcode';
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/* 引入nvue所需模块 */
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// #ifdef APP-NVUE
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import { enable, WeexBridge } from '../../js_sdk/gcanvas';
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const modal = weex.requireModule('modal');
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// #endif
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export default {
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name: 'uqrcode',
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props: {
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/**
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* canvas组件id
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*/
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canvasId: {
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type: String,
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required: true // canvasId在微信小程序初始值不能为空，created中赋值也不行，必须给一个值，否则挂载组件后无法绘制
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},
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/**
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* 二维码内容
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*/
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value: {
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type: [String, Number]
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},
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/**
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* 二维码大小
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*/
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size: {
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type: [String, Number],
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default: 200
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},
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/**
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* 二维码尺寸单位
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*/
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sizeUnit: {
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type: String,
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default: 'px'
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},
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/**
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* 选项
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*/
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options: {
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type: Object,
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default: () => {
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return {};
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}
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},
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/**
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* 导出的文件类型
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*/
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fileType: {
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type: String,
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default: 'png'
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},
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/**
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* 是否初始化组件后就开始生成
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*/
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start: {
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type: Boolean,
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default: true
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},
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/**
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* 是否数据发生改变自动重绘
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*/
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auto: {
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type: Boolean,
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default: false
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},
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/**
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* 隐藏组件
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*/
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hide: {
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type: Boolean,
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default: false
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},
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/**
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* canvas 类型
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* 注意：微信小程序type2d手机上正常，PC上微信内打开小程序toDataURL报错
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*/
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type: {
|
||
type: String,
|
||
default: undefined
|
||
},
|
||
/**
|
||
* 是否队列加载图片
|
||
*/
|
||
isQueueLoadImage: {
|
||
type: Boolean,
|
||
default: false
|
||
}
|
||
},
|
||
data() {
|
||
return {
|
||
canvas: undefined,
|
||
canvasContext: undefined,
|
||
makeDelegate: undefined,
|
||
drawDelegate: undefined,
|
||
toTempFilePathDelegate: undefined,
|
||
makeing: false,
|
||
drawing: false,
|
||
inError: false,
|
||
isH5Save: false,
|
||
tempFilePath: '',
|
||
templateOptions: {
|
||
size: 0,
|
||
width: 0, // 组件宽度
|
||
height: 0,
|
||
canvasWidth: 0, // canvas宽度
|
||
canvasHeight: 0,
|
||
canvasTransform: '',
|
||
canvasDisplay: false
|
||
},
|
||
uqrcodeOptions: {
|
||
data: ''
|
||
},
|
||
makeingPattern: [
|
||
[
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true]
|
||
],
|
||
[
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, false, false, false],
|
||
[true, true, true, true, true, true, false, true, true, true],
|
||
[true, true, true, true, true, true, false, true, true, true],
|
||
[true, true, true, true, true, true, false, true, true, true]
|
||
],
|
||
[
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, true, true, true, true, false, false, false],
|
||
[true, true, true, true, true, true, true, false, false, false],
|
||
[true, true, true, true, true, true, true, false, false, false],
|
||
[true, true, true, false, false, false, false, true, true, true],
|
||
[true, true, true, false, false, false, false, true, true, true]
|
||
],
|
||
[
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, false, false, false, false, false, false, false],
|
||
[true, true, true, false, false, false, false, false, false, false],
|
||
[true, true, true, false, false, false, false, false, false, false],
|
||
[true, true, true, false, false, false, false, false, false, false],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true],
|
||
[true, true, true, true, true, true, true, true, true, true]
|
||
]
|
||
]
|
||
};
|
||
},
|
||
watch: {
|
||
value: {
|
||
handler() {
|
||
if (this.auto) {
|
||
this.remake();
|
||
}
|
||
}
|
||
},
|
||
size: {
|
||
handler() {
|
||
if (this.auto) {
|
||
this.remake();
|
||
}
|
||
}
|
||
},
|
||
options: {
|
||
handler() {
|
||
if (this.auto) {
|
||
this.remake();
|
||
}
|
||
},
|
||
deep: true
|
||
},
|
||
makeing: {
|
||
handler(val) {
|
||
if (!val) {
|
||
if (typeof this.toTempFilePathDelegate === 'function') {
|
||
this.toTempFilePathDelegate();
|
||
}
|
||
}
|
||
}
|
||
},
|
||
isQueueLoadImage: {
|
||
handler(val) {
|
||
UQRCode.isQueueLoadImage = val;
|
||
},
|
||
immediate: true
|
||
}
|
||
},
|
||
mounted() {
|
||
this.templateOptions.size = this.sizeUnit == 'rpx' ? uni.upx2px(this.size) : this.size;
|
||
this.templateOptions.canvasWidth = this.templateOptions.size;
|
||
this.templateOptions.canvasHeight = this.templateOptions.size;
|
||
if (this.type == '2d') {
|
||
// #ifndef MP-WEIXIN
|
||
this.templateOptions.canvasTransform = `scale(${this.templateOptions.size / this.templateOptions.canvasWidth}, ${this.templateOptions.size /
|
||
this.templateOptions.canvasHeight})`;
|
||
// #endif
|
||
} else {
|
||
this.templateOptions.canvasTransform = `scale(${this.templateOptions.size / this.templateOptions.canvasWidth}, ${this.templateOptions.size /
|
||
this.templateOptions.canvasHeight})`;
|
||
}
|
||
if (this.start) {
|
||
this.make();
|
||
}
|
||
},
|
||
methods: {
|
||
/**
|
||
* 获取模板选项
|
||
*/
|
||
getTemplateOptions() {
|
||
var size = this.sizeUnit == 'rpx' ? uni.upx2px(this.size) : this.size;
|
||
return UQRCode.deepReplace(this.templateOptions, {
|
||
size,
|
||
width: size,
|
||
height: size
|
||
});
|
||
},
|
||
/**
|
||
* 获取插件选项
|
||
*/
|
||
getUqrcodeOptions() {
|
||
return UQRCode.deepReplace(this.options, {
|
||
data: String(this.value),
|
||
size: Number(this.templateOptions.size)
|
||
});
|
||
},
|
||
/**
|
||
* 重置画布
|
||
*/
|
||
resetCanvas(callback) {
|
||
this.templateOptions.canvasDisplay = false;
|
||
this.$nextTick(() => {
|
||
this.templateOptions.canvasDisplay = true;
|
||
this.$nextTick(() => {
|
||
callback && callback();
|
||
});
|
||
});
|
||
},
|
||
/**
|
||
* 绘制二维码
|
||
*/
|
||
async draw(callback = {}, isDrawDelegate = false) {
|
||
if (typeof callback.success != 'function') {
|
||
callback.success = () => {};
|
||
}
|
||
if (typeof callback.fail != 'function') {
|
||
callback.fail = () => {};
|
||
}
|
||
if (typeof callback.complete != 'function') {
|
||
callback.complete = () => {};
|
||
}
|
||
|
||
if (this.drawing) {
|
||
if (!isDrawDelegate) {
|
||
this.drawDelegate = () => {
|
||
this.draw(callback, true);
|
||
};
|
||
return;
|
||
}
|
||
} else {
|
||
this.drawing = true;
|
||
}
|
||
|
||
this.inError = false;
|
||
if (!this.canvasId) {
|
||
console.error('[uQRCode]: canvasId must be set!');
|
||
this.inError = true;
|
||
callback.fail({
|
||
errMsg: '[uQRCode]: canvasId must be set!'
|
||
});
|
||
return;
|
||
}
|
||
if (!this.value) {
|
||
console.error('[uQRCode]: value must be set!');
|
||
this.inError = true;
|
||
callback.fail({
|
||
errMsg: '[uQRCode]: value must be set!'
|
||
});
|
||
return;
|
||
}
|
||
|
||
/* 组件数据 */
|
||
this.templateOptions = this.getTemplateOptions();
|
||
/* uQRCode选项 */
|
||
this.uqrcodeOptions = this.getUqrcodeOptions();
|
||
/* 纠错等级兼容字母写法 */
|
||
if (typeof this.uqrcodeOptions.errorCorrectLevel === 'string') {
|
||
this.uqrcodeOptions.errorCorrectLevel = UQRCode.errorCorrectLevel[this.uqrcodeOptions.errorCorrectLevel];
|
||
}
|
||
/* nvue不支持动态修改gcanvas尺寸，除nvue外，默认使用useDynamicSize */
|
||
// #ifndef APP-NVUE
|
||
if (typeof this.options.useDynamicSize === 'undefined') {
|
||
this.uqrcodeOptions.useDynamicSize = true;
|
||
}
|
||
// #endif
|
||
// #ifdef APP-NVUE
|
||
this.uqrcodeOptions.useDynamicSize = false;
|
||
// #endif
|
||
|
||
/* 获取uQRCode实例 */
|
||
const qr = new UQRCode();
|
||
/* 设置uQRCode选项 */
|
||
qr.setOptions(this.uqrcodeOptions);
|
||
/* 调用制作二维码方法 */
|
||
qr.make();
|
||
|
||
/* 获取canvas上下文 */
|
||
let canvasContext = null;
|
||
// #ifndef APP-NVUE
|
||
if (this.type === '2d') {
|
||
// #ifdef MP-WEIXIN
|
||
/* 微信小程序获取canvas2d上下文方式 */
|
||
const canvas = (this.canvas = await new Promise(resolve => {
|
||
uni
|
||
.createSelectorQuery()
|
||
.in(this) // 在组件内使用需要
|
||
.select(`#${this.canvasId}`)
|
||
.fields({
|
||
node: true,
|
||
size: true
|
||
})
|
||
.exec(res => {
|
||
resolve(res[0].node);
|
||
});
|
||
}));
|
||
canvasContext = this.canvasContext = canvas.getContext('2d');
|
||
/* 2d的组件设置宽高与实际canvas绘制宽高不是一个，打个比方，组件size=200，canvas.width设置为100，那么绘制出来就是100=200，组件size=400，canvas.width设置为800，绘制大小还是800=400，所以无需理会下方返回的dynamicSize是多少，按dpr重新赋值给canvas即可 */
|
||
this.templateOptions.canvasWidth = qr.size;
|
||
this.templateOptions.canvasHeight = qr.size;
|
||
this.templateOptions.canvasTransform = '';
|
||
/* 使用dynamicSize+scale，可以解决小块间出现白线问题，dpr可以解决模糊问题 */
|
||
const dpr = uni.getSystemInfoSync().pixelRatio;
|
||
canvas.width = qr.dynamicSize * dpr;
|
||
canvas.height = qr.dynamicSize * dpr;
|
||
canvasContext.scale(dpr, dpr);
|
||
/* 微信小程序获取图像方式，多个组件type默认和2d混用导致loadImage被替换，从而获取图像失败，导致报错：Unhandled promise rejection RangeError: Maximum call stack size exceeded，后续优化一下，现在只能统一所有组件的type */
|
||
UQRCode.loadImage = function(src) {
|
||
/* 小程序下获取网络图片信息需先配置download域名白名单才能生效 */
|
||
return new Promise((resolve, reject) => {
|
||
const img = canvas.createImage();
|
||
img.src = src;
|
||
img.onload = () => {
|
||
resolve(img);
|
||
};
|
||
img.onerror = err => {
|
||
reject(err);
|
||
};
|
||
});
|
||
};
|
||
// #endif
|
||
// #ifndef MP-WEIXIN
|
||
/* 非微信小程序不支持2d，切换回uniapp获取canvas上下文方式 */
|
||
canvasContext = this.canvasContext = uni.createCanvasContext(this.canvasId, this);
|
||
/* 使用dynamicSize，可以解决小块间出现白线问题，再通过scale缩放至size，使其达到所设尺寸 */
|
||
this.templateOptions.canvasWidth = qr.dynamicSize;
|
||
this.templateOptions.canvasHeight = qr.dynamicSize;
|
||
this.templateOptions.canvasTransform = `scale(${this.templateOptions.size / this.templateOptions.canvasWidth}, ${this.templateOptions.size /
|
||
this.templateOptions.canvasHeight})`;
|
||
/* uniapp获取图像方式 */
|
||
UQRCode.loadImage = function(src) {
|
||
return new Promise((resolve, reject) => {
|
||
if (src.startsWith('http')) {
|
||
uni.getImageInfo({
|
||
src,
|
||
success: res => {
|
||
resolve(res.path);
|
||
},
|
||
fail: err => {
|
||
reject(err);
|
||
}
|
||
});
|
||
} else {
|
||
if (src.startsWith('.')) {
|
||
console.error('[uQRCode]: 本地图片路径仅支持绝对路径！');
|
||
throw new Error('[uQRCode]: local image path only supports absolute path!');
|
||
} else {
|
||
resolve(src);
|
||
}
|
||
}
|
||
});
|
||
};
|
||
// #endif
|
||
} else {
|
||
/* uniapp获取canvas上下文方式 */
|
||
canvasContext = this.canvasContext = uni.createCanvasContext(this.canvasId, this);
|
||
/* 使用dynamicSize，可以解决小块间出现白线问题，再通过scale缩放至size，使其达到所设尺寸 */
|
||
this.templateOptions.canvasWidth = qr.dynamicSize;
|
||
this.templateOptions.canvasHeight = qr.dynamicSize;
|
||
this.templateOptions.canvasTransform = `scale(${this.templateOptions.size / this.templateOptions.canvasWidth}, ${this.templateOptions.size /
|
||
this.templateOptions.canvasHeight})`;
|
||
/* uniapp获取图像方式 */
|
||
UQRCode.loadImage = function(src) {
|
||
return new Promise((resolve, reject) => {
|
||
/* getImageInfo在微信小程序的bug：本地路径返回路径会把开头的/或../移除，导致路径错误，解决方法：限制只能使用绝对路径 */
|
||
if (src.startsWith('http')) {
|
||
uni.getImageInfo({
|
||
src,
|
||
success: res => {
|
||
resolve(res.path);
|
||
},
|
||
fail: err => {
|
||
reject(err);
|
||
}
|
||
});
|
||
} else {
|
||
if (src.startsWith('.')) {
|
||
console.error('[uQRCode]: 本地图片路径仅支持绝对路径！');
|
||
throw new Error('[uQRCode]: local image path only supports absolute path!');
|
||
} else {
|
||
resolve(src);
|
||
}
|
||
}
|
||
});
|
||
};
|
||
}
|
||
// #endif
|
||
// #ifdef APP-NVUE
|
||
/* NVue获取canvas上下文方式 */
|
||
const gcanvas = this.$refs['gcanvas'];
|
||
const canvas = enable(gcanvas, {
|
||
bridge: WeexBridge
|
||
});
|
||
canvasContext = this.canvasContext = canvas.getContext('2d');
|
||
/* NVue获取图像方式 */
|
||
UQRCode.loadImage = function(src) {
|
||
return new Promise((resolve, reject) => {
|
||
/* getImageInfo在nvue的bug：获取同一个路径的图片信息，同一时间第一次获取成功，后续失败，猜测是写入本地时产生文件写入冲突，所以没有返回，特别是对于网络资源 --- js部分已实现队列绘制，已解决此问题 */
|
||
if (src.startsWith('http')) {
|
||
uni.getImageInfo({
|
||
src,
|
||
success: res => {
|
||
resolve(res.path);
|
||
},
|
||
fail: err => {
|
||
reject(err);
|
||
}
|
||
});
|
||
} else {
|
||
if (src.startsWith('.')) {
|
||
console.error('[uQRCode]: 本地图片路径仅支持绝对路径！');
|
||
throw new Error('[uQRCode]: local image path only supports absolute path!');
|
||
} else {
|
||
resolve(src);
|
||
}
|
||
}
|
||
});
|
||
};
|
||
// #endif
|
||
|
||
/* 设置uQRCode实例的canvas上下文 */
|
||
qr.canvasContext = canvasContext;
|
||
/* 延时等待页面重新绘制完毕 */
|
||
setTimeout(() => {
|
||
/* 调用绘制方法将二维码图案绘制到canvas上 */
|
||
qr.drawCanvas()
|
||
.then(() => {
|
||
if (this.drawDelegate) {
|
||
/* 高频重绘纠正 */
|
||
let delegate = this.drawDelegate;
|
||
this.drawDelegate = undefined;
|
||
delegate();
|
||
} else {
|
||
this.drawing = false;
|
||
callback.success();
|
||
}
|
||
})
|
||
.catch(err => {
|
||
if (this.drawDelegate) {
|
||
/* 高频重绘纠正 */
|
||
let delegate = this.drawDelegate;
|
||
this.drawDelegate = undefined;
|
||
delegate();
|
||
} else {
|
||
this.drawing = false;
|
||
this.inError = true;
|
||
callback.fail(err);
|
||
}
|
||
})
|
||
.finally(() => {
|
||
callback.complete();
|
||
});
|
||
}, 300);
|
||
},
|
||
/**
|
||
* 生成二维码
|
||
*/
|
||
make(callback = {}) {
|
||
this.makeing = true;
|
||
|
||
if (typeof callback.success != 'function') {
|
||
callback.success = () => {};
|
||
}
|
||
if (typeof callback.fail != 'function') {
|
||
callback.fail = () => {};
|
||
}
|
||
if (typeof callback.complete != 'function') {
|
||
callback.complete = () => {};
|
||
}
|
||
|
||
this.resetCanvas(() => {
|
||
clearTimeout(this.makeDelegate);
|
||
this.makeDelegate = setTimeout(() => {
|
||
this.draw({
|
||
success: () => {
|
||
setTimeout(() => {
|
||
callback.success();
|
||
this.complete(true);
|
||
}, 300);
|
||
},
|
||
fail: err => {
|
||
callback.fail(err);
|
||
this.complete(false, err.errMsg);
|
||
},
|
||
complete: () => {
|
||
callback.complete();
|
||
this.makeing = false;
|
||
}
|
||
});
|
||
}, 300);
|
||
});
|
||
},
|
||
/**
|
||
* 重新生成
|
||
*/
|
||
remake(callback) {
|
||
this.$emit('change');
|
||
this.make(callback);
|
||
},
|
||
/**
|
||
* 生成完成
|
||
*/
|
||
complete(success = true, errMsg = '') {
|
||
if (success) {
|
||
this.$emit('complete', {
|
||
success
|
||
});
|
||
} else {
|
||
this.$emit('complete', {
|
||
success,
|
||
errMsg
|
||
});
|
||
}
|
||
},
|
||
/**
|
||
* 导出临时路径
|
||
*/
|
||
toTempFilePath(callback = {}) {
|
||
if (typeof callback.success != 'function') {
|
||
callback.success = () => {};
|
||
}
|
||
if (typeof callback.fail != 'function') {
|
||
callback.fail = () => {};
|
||
}
|
||
if (typeof callback.complete != 'function') {
|
||
callback.complete = () => {};
|
||
}
|
||
|
||
if (this.makeing) {
|
||
/* 如果还在生成状态，那当前操作将托管到委托，监听生成完成后再通过委托复调当前方法 */
|
||
this.toTempFilePathDelegate = () => {
|
||
this.toTempFilePath(callback);
|
||
};
|
||
return;
|
||
} else {
|
||
this.toTempFilePathDelegate = null;
|
||
}
|
||
|
||
// #ifndef APP-NVUE
|
||
if (this.type === '2d') {
|
||
// #ifdef MP-WEIXIN
|
||
/* 需要将 data:image/png;base64, 这段去除 writeFile 才能正常打开文件，否则是损坏文件，无法打开*/
|
||
const reg = new RegExp('^data:image/png;base64,', 'g');
|
||
// #ifdef VUE3
|
||
const dataURL = toRaw(this.canvas)
|
||
.toDataURL()
|
||
.replace(reg, '');
|
||
// #endif
|
||
// #ifndef VUE3
|
||
const dataURL = this.canvas.toDataURL().replace(reg, '');
|
||
// #endif
|
||
const fs = wx.getFileSystemManager();
|
||
const tempFilePath = `${wx.env.USER_DATA_PATH}/${new Date().getTime()}${
|
||
Math.random()
|
||
.toString()
|
||
.split('.')[1]
|
||
}.png`;
|
||
fs.writeFile({
|
||
filePath: tempFilePath, // 要写入的文件路径 (本地路径)
|
||
data: dataURL, // base64图片
|
||
encoding: 'base64',
|
||
success: res => {
|
||
callback.success({
|
||
tempFilePath
|
||
});
|
||
},
|
||
fail: err => {
|
||
callback.fail(err);
|
||
},
|
||
complete: () => {
|
||
callback.complete();
|
||
}
|
||
});
|
||
// #endif
|
||
} else {
|
||
uni.canvasToTempFilePath(
|
||
{
|
||
canvasId: this.canvasId,
|
||
fileType: this.fileType,
|
||
width: Number(this.templateOptions.canvasWidth),
|
||
height: Number(this.templateOptions.canvasHeight),
|
||
destWidth: Number(this.templateOptions.size),
|
||
destHeight: Number(this.templateOptions.size),
|
||
success: res => {
|
||
callback.success(res);
|
||
},
|
||
fail: err => {
|
||
callback.fail(err);
|
||
},
|
||
complete: () => {
|
||
callback.complete();
|
||
}
|
||
},
|
||
this
|
||
);
|
||
}
|
||
// #endif
|
||
// #ifdef APP-NVUE
|
||
/* 测试过程中，size需要乘以3才能保存完整，3又对应dpr，猜测是与像素比有关，故乘以3。第一次运行无法保存，后续正常，待排查。 */
|
||
const dpr = uni.getSystemInfoSync().pixelRatio;
|
||
this.canvasContext.toTempFilePath(
|
||
0,
|
||
0,
|
||
this.templateOptions.canvasWidth * dpr,
|
||
this.templateOptions.canvasHeight * dpr,
|
||
this.templateOptions.size * dpr,
|
||
this.templateOptions.size * dpr,
|
||
'',
|
||
1,
|
||
res => {
|
||
callback.success(res);
|
||
callback.complete(res);
|
||
}
|
||
);
|
||
// #endif
|
||
},
|
||
/**
|
||
* 保存
|
||
*/
|
||
save(callback = {}) {
|
||
if (typeof callback.success != 'function') {
|
||
callback.success = () => {};
|
||
}
|
||
if (typeof callback.fail != 'function') {
|
||
callback.fail = () => {};
|
||
}
|
||
if (typeof callback.complete != 'function') {
|
||
callback.complete = () => {};
|
||
}
|
||
|
||
this.toTempFilePath({
|
||
success: res => {
|
||
// #ifndef H5
|
||
uni.saveImageToPhotosAlbum({
|
||
filePath: res.tempFilePath,
|
||
success: res1 => {
|
||
callback.success(res1);
|
||
},
|
||
fail: err1 => {
|
||
callback.fail(err1);
|
||
},
|
||
complete: () => {
|
||
callback.complete();
|
||
}
|
||
});
|
||
// #endif
|
||
|
||
// #ifdef H5
|
||
/* 可以在电脑浏览器下载，移动端iOS不行，安卓微信浏览器不行，安卓外部浏览器可以 */
|
||
this.isH5Save = true;
|
||
this.tempFilePath = res.tempFilePath;
|
||
const aEle = document.createElement('a');
|
||
aEle.download = 'uQRCode'; // 设置下载的文件名，默认是'下载'
|
||
aEle.href = res.tempFilePath;
|
||
document.body.appendChild(aEle);
|
||
aEle.click();
|
||
aEle.remove(); // 下载之后把创建的元素删除
|
||
callback.success({
|
||
errMsg: 'ok'
|
||
});
|
||
callback.complete();
|
||
// #endif
|
||
},
|
||
fail: err => {
|
||
callback.fail(err);
|
||
callback.complete();
|
||
}
|
||
});
|
||
},
|
||
/**
|
||
* 注册click事件
|
||
*/
|
||
onClick(e) {
|
||
this.$emit('click', e);
|
||
}
|
||
}
|
||
};
|
||
</script>
|
||
|
||
<style scoped>
|
||
.uqrcode {
|
||
position: relative;
|
||
}
|
||
|
||
.uqrcode-hide {
|
||
position: fixed;
|
||
left: 7500rpx;
|
||
}
|
||
|
||
.uqrcode-canvas {
|
||
transform-origin: top left;
|
||
}
|
||
|
||
.uqrcode-makeing {
|
||
position: absolute;
|
||
top: 0;
|
||
right: 0;
|
||
bottom: 0;
|
||
left: 0;
|
||
z-index: 10;
|
||
/* #ifndef APP-NVUE */
|
||
display: flex;
|
||
/* #endif */
|
||
justify-content: center;
|
||
align-items: center;
|
||
}
|
||
|
||
.uqrcode-makeing-image {
|
||
/* #ifndef APP-NVUE */
|
||
display: block;
|
||
max-width: 120px;
|
||
max-height: 120px;
|
||
/* #endif */
|
||
}
|
||
|
||
.uqrcode-error {
|
||
position: absolute;
|
||
top: 0;
|
||
right: 0;
|
||
bottom: 0;
|
||
left: 0;
|
||
/* #ifndef APP-NVUE */
|
||
display: flex;
|
||
/* #endif */
|
||
justify-content: center;
|
||
align-items: center;
|
||
}
|
||
|
||
.uqrcode-error-message {
|
||
font-size: 12px;
|
||
color: #939291;
|
||
}
|
||
|
||
/* #ifdef H5 */
|
||
.uqrcode-h5-save {
|
||
position: fixed;
|
||
top: 0;
|
||
right: 0;
|
||
bottom: 0;
|
||
left: 0;
|
||
z-index: 100;
|
||
background-color: rgba(0, 0, 0, 0.68);
|
||
display: flex;
|
||
flex-direction: column;
|
||
justify-content: center;
|
||
align-items: center;
|
||
}
|
||
|
||
.uqrcode-h5-save-image {
|
||
width: 512rpx;
|
||
height: 512rpx;
|
||
padding: 32rpx;
|
||
}
|
||
|
||
.uqrcode-h5-save-text {
|
||
margin-top: 20rpx;
|
||
font-size: 32rpx;
|
||
font-weight: 700;
|
||
color: #ffffff;
|
||
}
|
||
|
||
.uqrcode-h5-save-close {
|
||
position: relative;
|
||
margin-top: 72rpx;
|
||
width: 40rpx;
|
||
height: 40rpx;
|
||
border: 2rpx solid #ffffff;
|
||
border-radius: 40rpx;
|
||
padding: 10rpx;
|
||
}
|
||
|
||
.uqrcode-h5-save-close-before {
|
||
position: absolute;
|
||
top: 50%;
|
||
transform: translateY(-50%) rotate(45deg);
|
||
width: 40rpx;
|
||
height: 4rpx;
|
||
background: #ffffff;
|
||
}
|
||
|
||
.uqrcode-h5-save-close-after {
|
||
position: absolute;
|
||
top: 50%;
|
||
transform: translateY(-50%) rotate(-45deg);
|
||
width: 40rpx;
|
||
height: 4rpx;
|
||
background: #ffffff;
|
||
}
|
||
|
||
/* #endif */
|
||
</style>
|