框架搭建

This commit is contained in:
王创世 2025-05-06 17:28:01 +08:00
commit 8de96d1fb0
365 changed files with 47104 additions and 0 deletions

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App.vue Normal file
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<script>
export default {
onLaunch: function() {
console.warn('当前组件仅支持 uni_modules 目录结构 ,请升级 HBuilderX 到 3.1.0 版本以上!')
console.log('App Launch')
},
onShow: function() {
console.log('App Show')
},
onHide: function() {
console.log('App Hide')
}
}
</script>
<style lang="scss">
/*每个页面公共css */
@import '@/uni_modules/uni-scss/index.scss';
/* #ifndef APP-NVUE */
@import '@/static/customicons.css';
//
page {
background-color: #f5f5f5;
}
/* #endif */
.example-info {
font-size: 14px;
color: #333;
padding: 10px;
}
</style>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<script>
var coverSupport = 'CSS' in window && typeof CSS.supports === 'function' && (CSS.supports('top: env(a)') ||
CSS.supports('top: constant(a)'))
document.write(
'<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0' +
(coverSupport ? ', viewport-fit=cover' : '') + '" />')
</script>
<title></title>
<!--preload-links-->
<!--app-context-->
</head>
<body>
<div id="app"><!--app-html--></div>
<script type="module" src="/main.js"></script>
</body>
</html>

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// #ifndef VUE3
import Vue from 'vue'
import App from './App'
Vue.config.productionTip = false
App.mpType = 'app'
const app = new Vue({
...App
})
app.$mount()
// #endif
// #ifdef VUE3
import { createSSRApp } from 'vue'
import App from './App.vue'
export function createApp() {
const app = createSSRApp(App)
return {
app
}
}
// #endif

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{
"name" : "确认书",
"appid" : "__UNI__0EBB50D",
"description" : "",
"versionName" : "1.0.0",
"versionCode" : "100",
"transformPx" : false,
"app-plus" : {
/* 5+App */
"usingComponents" : true,
"nvueCompiler" : "uni-app",
"nvueStyleCompiler" : "uni-app",
"splashscreen" : {
"alwaysShowBeforeRender" : true,
"waiting" : true,
"autoclose" : true,
"delay" : 0
},
"modules" : {},
/* */
"distribute" : {
/* */
"android" : {
/* android */
"permissions" : [
"<uses-permission android:name=\"android.permission.CHANGE_NETWORK_STATE\"/>",
"<uses-permission android:name=\"android.permission.MOUNT_UNMOUNT_FILESYSTEMS\"/>",
"<uses-permission android:name=\"android.permission.VIBRATE\"/>",
"<uses-permission android:name=\"android.permission.READ_LOGS\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_WIFI_STATE\"/>",
"<uses-feature android:name=\"android.hardware.camera.autofocus\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_NETWORK_STATE\"/>",
"<uses-permission android:name=\"android.permission.CAMERA\"/>",
"<uses-permission android:name=\"android.permission.GET_ACCOUNTS\"/>",
"<uses-permission android:name=\"android.permission.READ_PHONE_STATE\"/>",
"<uses-permission android:name=\"android.permission.CHANGE_WIFI_STATE\"/>",
"<uses-permission android:name=\"android.permission.WAKE_LOCK\"/>",
"<uses-permission android:name=\"android.permission.FLASHLIGHT\"/>",
"<uses-feature android:name=\"android.hardware.camera\"/>",
"<uses-permission android:name=\"android.permission.WRITE_SETTINGS\"/>"
]
},
"ios" : {},
/* ios */
"sdkConfigs" : {}
}
},
/* SDK */
"quickapp" : {},
/* */
"mp-weixin" : {
/* */
"appid" : "",
"setting" : {
"urlCheck" : false
},
"usingComponents" : true
},
"vueVersion" : "2"
}

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{
"pages": [{
"path": "pages/index/index",
"style": {
"navigationBarTitleText": ""
}
}],
"globalStyle": {
"navigationStyle": "custom",
"navigationBarTextStyle": "black",
"navigationBarTitleText": "uni-app",
"navigationBarBackgroundColor": "#F8F8F8",
"backgroundColor": "#F8F8F8",
"app-plus": {
"background": "#efeff4"
}
}
}

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<template>
<view>
<view v-if="!showSignature">
<view v-if="!url">
<view @click="openImg()">
<l-painter ref="painter">
<l-painter-image src="/static/img/1.jpg" css="width: 100%; height: 100%" />
<l-painter-image :src="signatureBase64"
css="width: 20%;position:absolute;bottom:20rpx;left:100rpx" />
</l-painter>
</view>
<view>
<button @click="showSignature = true"
style="margin-top: 20px;background-color:#0066FF;border: #0066FF;color: #fff;width: 80%;">签名确认</button>
<!-- <button @click="insImg()"
style="margin-top: 20px;background-color:#0066FF;border: #0066FF;color: #fff;width: 80%;">图片上传</button> -->
</view>
</view>
<view v-if="url">
<image :src="url" style="width: 100%;" mode="widthFix"></image>
<view style="text-align: center;margin-top: 10rpx;font-size: 20px;font-weight: 600;">长按图片保存</view>
</view>
</view>
<view class="wrapper" v-if="showSignature">
<view class="handBtn">
<button @click="fanhui()" class="fanBtn">返回</button>
<button @click="clear()" class="delBtn">清空</button>
<button @click="subCanvas()" class="previewBtn">完成</button>
</view>
<view class="handCenter">
<l-signature :penSize="10" :maxLineWidth="10" :minLineWidth="5" :openSmooth="true" ref="signatureRef"
landscape></l-signature>
</view>
<view class="handRight">
<view class="handTitle">请签名</view>
</view>
</view>
</view>
</template>
<script>
export default {
data() {
return {
signatureBase64: '',
showSignature: false,
url: '',
}
},
onLoad() {
uni.setNavigationBarTitle({
title: '新的标题'
});
},
methods: {
insImg() {
this.$refs.painter.canvasToTempFilePathSync({
// nvuejpeg
fileType: "jpg",
quality: 1,
success: (res) => {
console.log(res.tempFilePath);
this.url = res.tempFilePath;
},
complete: () => {
uni.hideLoading();
},
});
},
subCanvas() {
this.$refs.signatureRef.canvasToTempFilePath({
success: (res) => {
this.signatureBase64 = res.tempFilePath;
console.log(res);
this.showSignature = false;
uni.showLoading({
title: '签名生成中...',
mask: true
});
setTimeout(() => {
this.insImg();
}, 1000)
}
})
},
fanhui() {
this.showSignature = false;
this.$refs.signatureRef.clear();
},
clear() {
this.$refs.signatureRef.clear();
},
openImg() {
uni.previewImage({
urls: ['/static/img/1.jpg'],
current: 0
});
},
}
}
</script>
<style>
page {
background: #fbfbfb;
height: auto;
overflow: hidden;
}
.wrapper {
width: 100%;
height: 95vh;
margin: 40rpx 0;
overflow: hidden;
display: flex;
align-content: center;
flex-direction: row;
justify-content: center;
font-size: 28rpx;
z-index: 1000000000;
}
.handWriting {
background: #fff;
width: 100%;
height: 95vh;
}
.handRight {
display: inline-flex;
align-items: center;
}
.handCenter {
border: 4rpx dashed #e9e9e9;
flex: 5;
overflow: hidden;
box-sizing: border-box;
}
.handTitle {
transform: rotate(90deg);
flex: 1;
color: #666;
}
.handBtn button {
font-size: 28rpx;
}
.handBtn {
height: 95vh;
display: inline-flex;
flex-direction: column;
justify-content: space-between;
align-content: space-between;
flex: 1;
}
.delBtn {
position: absolute;
top: 250rpx;
left: 0rpx;
transform: rotate(90deg);
color: #666;
}
.fanBtn {
position: absolute;
top: 100rpx;
left: 0rpx;
transform: rotate(90deg);
color: #666;
}
.previewBtn {
position: absolute;
bottom: 100rpx;
left: 0rpx;
background: #008ef6;
transform: rotate(90deg);
color: #ffffff;
}
</style>

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@font-face {
font-family: "customicons"; /* Project id 2878519 */
src:url('/static/customicons.ttf') format('truetype');
}
.customicons {
font-family: "customicons" !important;
}
.youxi:before {
content: "\e60e";
}
.wenjian:before {
content: "\e60f";
}
.zhuanfa:before {
content: "\e610";
}

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@import '@/uni_modules/uni-scss/variables.scss';

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## 1.9.6.62024-09-25
- fix: 修复background-position无效的问题
## 1.9.6.52024-04-14
- fix: 修复`nvue`无法生图的问题
## 1.9.6.42024-03-10
- fix: 修复代理ctx导致H5不能使用ctx.save
## 1.9.6.32024-03-08
- fix: 修复支付宝真机无法使用的问题
## 1.9.6.22024-02-22
- fix: 修复使用render函数报错的问题
## 1.9.6.12023-12-22
- fix: 修复字节小程序非2d字体偏移
- fix: 修复`canvasToTempFilePathSync`会触发两次的问题
- fix: 修复`parser`图片没有宽度的问题
## 1.9.62023-12-06
- fix: 修复背景图受padding影响
- fix: 修复因字节报错改了代理实现导致微信报错
- 1.9.5.82023-11-16
- fix: 修复margin问题
- fix: 修复borderWidth问题
- fix: 修复textBox问题
- fix: 修复字节开发工具报`could not be cloned.`问题
## 1.9.5.72023-07-27
- fix: 去掉多余的方法
- chore: 更新文档,增加自定义字体说明
## 1.9.5.62023-07-21
- feat: 有限的支持富文本
- feat: H5和APP 增加 `hidpi` prop主要用于大尺寸无法生成图片时用
- fix: 修复 钉钉小程序 缺少 `measureText` 方法
- chore: 由于微信小程序 pc 端的 canvas 2d 时不时抽风故不使用canvas 2d
## 1.9.5.52023-06-27
- fix: 修复把`emoji`表情字符拆分成多个字符的情况
## 1.9.5.42023-06-05
- fix: 修复因`canvasToTempFilePathSync`监听导致重复调用
## 1.9.5.32023-05-23
- fix: 因isPc错写成了isPC导致小程序PC不能生成图片
## 1.9.5.22023-05-22
- feat: 删除多余文件
## 1.9.5.12023-05-22
- fix: 修复 文字行数与`line-clamp`相同但不满一行时也加了省略号的问题
## 1.9.52023-05-14
- feat: 增加 `text-indent``calc` 方法
- feat: 优化 布局时间
## 1.9.4.42023-04-15
- fix: 修复无法匹配负值
- fix: 修复 Nvue IOS getImageInfo `useCORS` 为 undefined
## 1.9.4.32023-04-01
- feat: 增加支持文字描边 `text-stroke: '5rpx #fff'`
## 1.9.4.22023-03-30
- fix: 修复 支付宝小程序 isPC 在手机也为true的问题
- feat: 由 微信开发工具 3060 版 无法获取图片尺寸,现 微信开发工具 3220 版 修复该问题,故还原上一版的获取图片方式。
## 1.9.4.12023-03-28
- fix: 修复固定高度不正确问题
## 1.9.42023-03-17
- fix: nvue ios getImageInfo缺少this报错
- fix: pathType 非2d无效问题
- fix: 修复 小米9se 可能会存在多次init 导致画面多次放大
- fix: 修复 border 分开写 width style无效问题
- fix: 修复 支付宝小程序IOS 再次进入不渲染的问题
- fix: 修复 支付宝小程序安卓Zindex排序错乱问题
- fix: 修复 微信开发工具 3060 版 无法获取图片的问题
- feat: 把 for in 改为 forEach
- feat: 增加 hidden
- feat: 根节点 box-sizing 默认 `border-box`
- feat: 增加支持 `vw` `wh`
- chore: pathType 取消 默认值,因为字节开发工具不能显示
- chore: 支付宝小程序开发工具不支持 生成图片 请以真机调试为准
- bug: 企业微信 2.20.3无法使用
## 1.9.3.52022-06-29
- feat: justifyContent 增加 `space-around``space-between`
- feat: canvas 2d 也使用`getImageInfo`
- fix: 修复 `text``text-decoration`错位
## 1.9.3.42022-06-20
- fix: 修复 因创建节点速度问题导致顺序出错。
- fix: 修复 微信小程序 PC 无法显示本地图片
- fix: 修复 flex-box 对齐问题
- feat: 增加 `text-shadow`
- feat: 重写 `text` 对齐方式
- chore: 更新文档
## 1.9.3.32022-06-17
- fix: 修复 支付宝小程序 canvas 2d 存在ctx.draw问题导致报错
- fix: 修复 支付宝小程序 toDataURL 存在权限问题改用 `toTempFilePath`
- fix: 修复 支付宝小程序 image size 问题导致 `objectFit` 无效
## 1.9.3.22022-06-14
- fix: 修复 image 设置背景色不生效问题
- fix: 修复 nvue 环境判断缺少参数问题
## 1.9.3.12022-06-14
- fix: 修复 bottom 定位不对问题
- fix: 修复 因小数导致计算出错换行问题
- feat: 增加 `useCORS` h5端图片跨域 在设置请求头无效果后试一下设置这个值
- chore: 更新文档
## 1.9.32022-06-13
- feat: 增加 `zIndex`
- feat: 增加 `flex-box` 该功能处于原始阶段,非常简陋。
- tips: QQ小程序 vue3 不支持, 为 uni 官方BUG
## 1.9.2.92022-06-10
- fix: 修复`text-align``margin`居中问题
## 1.9.2.82022-06-10
- fix: 修复 Nvue `canvasToTempFilePathSync` 不生效问题
## 1.9.2.72022-06-10
- fix: 修复 margin及padding的bug
- fix: 修复 Nvue `isCanvasToTempFilePath` 不生效问题
## 1.9.2.62022-06-09
- fix: 修复 Nvue 不显示
- feat: 增加支持字体渐变
```html
<l-painter-text
text="水调歌头\n明月几时有把酒问青天。不知天上宫阙今夕是何年。我欲乘风归去又恐琼楼玉宇高处不胜寒。起舞弄清影何似在人间。"
css="background: linear-gradient(,#ff971b 0%, #1989fa 100%); background-clip: text" />
```
## 1.9.2.52022-06-09
- chore: 更变获取父级宽度的设定
- chore: `pathType` 在canvas 2d 默认为 `url`
## 1.9.2.42022-06-08
- fix: 修复 `pathType` 不生效问题
## 1.9.2.32022-06-08
- fix: 修复 `canvasToTempFilePath` 漏写 `success` 参数
## 1.9.2.22022-06-07
- chore: 更新文档
## 1.9.2.12022-06-07
- fix: 修复 vue3 赋值给this再传入导致image无法绘制
- fix: 修复 `canvasToTempFilePathSync` 时机问题
- feat: canvas 2d 更改图片生成方式 `toDataURL`
## 1.9.22022-05-30
- fix: 修复 `canvasToTempFilePathSync` 在 vue3 下只生成一次
## 1.9.1.72022-05-28
- fix: 修复 `qrcode`显示不全问题
## 1.9.1.62022-05-28
- fix: 修复 `canvasToTempFilePathSync` 会重复多次问题
- fix: 修复 `view` css `backgroundImage` 图片下载失败导致 子节点不渲染
## 1.9.1.52022-05-27
- fix: 修正支付宝小程序 canvas 2d版本号 2.7.15
## 1.9.1.42022-05-22
- fix: 修复字节小程序无法使用xml方式
- fix: 修复字节小程序无法使用base64(非2D情况下工具上无法显示)
- fix: 修复支付宝小程序 `canvasToTempFilePath` 报错
## 1.9.1.32022-04-29
- fix: 修复vue3打包后uni对象为空后的报错
## 1.9.1.22022-04-25
- fix: 删除多余文件
## 1.9.1.12022-04-25
- fix: 修复图片不显示问题
## 1.9.12022-04-12
- fix: 因四舍五入导致有些机型错位
- fix: 修复无views报错
- chore: nvue下因ios无法读取插件内static文件改由下载方式
## 1.9.02022-03-20
- fix: 因无法固定尺寸导致生成图片不全
- fix: 特定情况下text判断无效
- chore: 本地化APP Nvue webview
## 1.8.92022-02-20
- fix: 修复 小程序下载最多10次并发的问题
- fix: 修复 APP端无法获取本地图片
- fix: 修复 APP Nvue端不执行问题
- chore: 增加图片缓存机制
## 1.8.8.82022-01-27
- fix: 修复 主动调用尺寸问题
## 1.8.8.62022-01-26
- fix: 修复 nvue 下无宽度时获取父级宽度
- fix: 修复 ios app 无法渲染问题
## 1.8.82022-01-23
- fix: 修复 主动调用时无节点问题
- fix: 修复 `box-shadow` 颜色问题
- fix: 修复 `transform:rotate` 角度位置问题
- feat: 增加 `overflow:hidden`
## 1.8.72022-01-07
- fix: 修复 image 方向为 `right` 时原始宽高问题
- feat: 支持 view 设置背景图 `background-image: url(xxx)`
- chore: 去掉可选链
## 1.8.62021-11-28
- feat: 支持`view``inline-block`的子集使用`text-align`
## 1.8.5.52021-08-17
- chore: 更新文档,删除 replace
- fix: 修复 text 值为 number时报错
## 1.8.5.42021-08-16
- fix: 字节小程序兼容
## 1.8.5.32021-08-15
- fix: 修复线性渐变与css现实效果不一致的问题
- chore: 更新文档
## 1.8.5.22021-08-13
- chore: 增加`background-image``background-repeat` 能力,主要用于背景纹理的绘制,并不是代替`image`。例如:大面积的重复平铺的水印
- 注意这个功能H5暂时无法使用因为[官方的API有BUG](https://ask.dcloud.net.cn/question/128793),待官方修复!!!
## 1.8.5.12021-08-10
- fix: 修复因`margin`报错问题
## 1.8.52021-08-09
- chore: 增加margin支持`auto`,以达到居中效果
## 1.8.42021-08-06
- chore: 增加判断缓存文件条件
- fix: 修复css 多余空格报错问题
## 1.8.32021-08-04
- tips: 1.6.x 以下的版本升级到1.8.x后要为每个元素都加上定位position: 'absolute'
- fix: 修复只有一个view子元素时不计算高度的问题
## 1.8.22021-08-03
- fix: 修复 path-type 为 `url` 无效问题
- fix: 修复 qrcode `text` 为空时报错问题
- fix: 修复 image `src` 动态设置时不生效问题
- feat: 增加 css 属性 `min-width` `max-width`
## 1.8.12021-08-02
- fix: 修复无法加载本地图片
## 1.8.02021-08-02
- chore 文档更新
- 使用旧版的同学不要升级!
## 1.8.0-beta2021-07-30
- ## 全新布局方式 不兼容旧版!
- chore: 布局方式变更
- tips: 微信canvas 2d 不支持真机调试
## 1.6.62021-07-09
- chore: 统一命名规范,无须主动引入组件
## 1.6.52021-06-08
- chore: 去掉console
## 1.6.42021-06-07
- fix: 修复 数字 为纯字符串时不转换的BUG
## 1.6.32021-06-06
- fix: 修复 PC 端放大的BUG
## 1.6.22021-05-31
- fix: 修复 报`adaptor is not a function`错误
- fix: 修复 text 多行高度
- fix: 优化 默认文字的基准线
- feat: `@progress`事件,监听绘制进度
## 1.6.12021-02-28
- 删除多余节点
## 1.6.02021-02-26
- 调整为uni_modules目录规范
- 修复transform的rotate不能为负数问题
- 新增:`pathType` 指定生成图片返回的路径类型,可选值有 `base64``url`

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const styles = (v ='') => v.split(';').filter(v => v && !/^[\n\s]+$/.test(v)).map(v => {
const key = v.slice(0, v.indexOf(':'))
const value = v.slice(v.indexOf(':')+1)
return {
[key
.replace(/-([a-z])/g, function() { return arguments[1].toUpperCase()})
.replace(/\s+/g, '')
]: value.replace(/^\s+/, '').replace(/\s+$/, '') || ''
}
})
export function parent(parent) {
return {
provide() {
return {
[parent]: this
}
},
data() {
return {
el: {
id: null,
css: {},
views: []
},
}
},
watch: {
css: {
handler(v) {
if(this.canvasId) {
this.el.css = (typeof v == 'object' ? v : v && Object.assign(...styles(v))) || {}
this.canvasWidth = this.el.css && this.el.css.width || this.canvasWidth
this.canvasHeight = this.el.css && this.el.css.height || this.canvasHeight
}
},
immediate: true
}
}
}
}
export function children(parent, options = {}) {
const indexKey = options.indexKey || 'index'
return {
inject: {
[parent]: {
default: null
}
},
watch: {
el: {
handler(v, o) {
if(JSON.stringify(v) != JSON.stringify(o))
this.bindRelation()
},
deep: true,
immediate: true
},
src: {
handler(v, o) {
if(v != o)
this.bindRelation()
},
immediate: true
},
text: {
handler(v, o) {
if(v != o) this.bindRelation()
},
immediate: true
},
css: {
handler(v, o) {
if(v != o)
this.el.css = (typeof v == 'object' ? v : v && Object.assign(...styles(v))) || {}
},
immediate: true
},
replace: {
handler(v, o) {
if(JSON.stringify(v) != JSON.stringify(o))
this.bindRelation()
},
deep: true,
immediate: true
}
},
created() {
if(!this._uid) {
this._uid = this._.uid
}
Object.defineProperty(this, 'parent', {
get: () => this[parent] || [],
})
Object.defineProperty(this, 'index', {
get: () => {
this.bindRelation();
const {parent: {el: {views=[]}={}}={}} = this
return views.indexOf(this.el)
},
});
this.el.type = this.type
if(this.uid) {
this.el.uid = this.uid
}
this.bindRelation()
},
// #ifdef VUE3
beforeUnmount() {
this.removeEl()
},
// #endif
// #ifdef VUE2
beforeDestroy() {
this.removeEl()
},
// #endif
methods: {
removeEl() {
if (this.parent) {
this.parent.el.views = this.parent.el.views.filter(
(item) => item._uid !== this._uid
);
}
},
bindRelation() {
if(!this.el._uid) {
this.el._uid = this._uid
}
if(['text','qrcode'].includes(this.type)) {
this.el.text = this.$slots && this.$slots.default && this.$slots.default[0].text || `${this.text || ''}`.replace(/\\n/g, '\n')
}
if(this.type == 'image') {
this.el.src = this.src
}
if (!this.parent) {
return;
}
let views = this.parent.el.views || [];
if(views.indexOf(this.el) !== -1) {
this.parent.el.views = views.map(v => v._uid == this._uid ? this.el : v)
} else {
this.parent.el.views = [...views, this.el];
}
}
},
mounted() {
// this.bindRelation()
},
}
}

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<template>
</template>
<script>
import {parent, children} from '../common/relation';
export default {
name: 'lime-painter-image',
mixins:[children('painter')],
props: {
id: String,
css: [String, Object],
src: String
},
data() {
return {
type: 'image',
el: {
css: {},
src: null
},
}
}
}
</script>
<style>
</style>

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<template>
</template>
<script>
import {parent, children} from '../common/relation';
export default {
name: 'lime-painter-qrcode',
mixins:[children('painter')],
props: {
id: String,
css: [String, Object],
text: String
},
data() {
return {
type: 'qrcode',
el: {
css: {},
text: null
},
}
}
}
</script>
<style>
</style>

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<template>
<text style="opacity: 0;height: 0;"><slot/></text>
</template>
<script>
import {parent, children} from '../common/relation';
export default {
name: 'lime-painter-text',
mixins:[children('painter')],
props: {
type: {
type: String,
default: 'text'
},
uid: String,
css: [String, Object],
text: [String, Number],
replace: Object,
},
data() {
return {
// type: 'text',
el: {
css: {},
text: null
},
}
}
}
</script>
<style>
</style>

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<template>
<view><slot/></view>
</template>
<script>
import {parent, children} from '../common/relation';
export default {
name: 'lime-painter-view',
mixins:[children('painter'), parent('painter')],
props: {
id: String,
type: {
type: String,
default: 'view'
},
css: [String, Object],
},
data() {
return {
// type: 'view',
el: {
css: {},
views:[]
},
}
},
mounted() {
}
}
</script>
<style>
</style>

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<template>
<view class="lime-painter" ref="limepainter">
<view v-if="canvasId && size" :style="styles">
<!-- #ifndef APP-NVUE -->
<canvas class="lime-painter__canvas" v-if="use2dCanvas" :id="canvasId" type="2d" :style="size"></canvas>
<canvas class="lime-painter__canvas" v-else :id="canvasId" :canvas-id="canvasId" :style="size"
:width="boardWidth * dpr" :height="boardHeight * dpr" :hidpi="hidpi"></canvas>
<!-- #endif -->
<!-- #ifdef APP-NVUE -->
<web-view :style="size" ref="webview"
src="/uni_modules/lime-painter/hybrid/html/index.html"
class="lime-painter__canvas" @pagefinish="onPageFinish" @error="onError" @onPostMessage="onMessage">
</web-view>
<!-- #endif -->
</view>
<slot />
</view>
</template>
<script>
import { parent } from '../common/relation'
import props from './props'
import {toPx, base64ToPath, pathToBase64, isBase64, sleep, getImageInfo }from './utils';
// #ifndef APP-NVUE
import { canIUseCanvas2d, isPC} from './utils';
import Painter from './painter';
// import Painter from '@painter'
const nvue = {}
// #endif
// #ifdef APP-NVUE
import nvue from './nvue'
// #endif
export default {
name: 'lime-painter',
mixins: [props, parent('painter'), nvue],
data() {
return {
use2dCanvas: false,
canvasHeight: 150,
canvasWidth: null,
parentWidth: 0,
inited: false,
progress: 0,
firstRender: 0,
done: false,
tasks: []
};
},
computed: {
styles() {
return `${this.size}${this.customStyle||''};` + (this.hidden && 'position: fixed; left: 1500rpx;')
},
canvasId() {
return `l-painter${this._ && this._.uid || this._uid}`
},
size() {
if (this.boardWidth && this.boardHeight) {
return `width:${this.boardWidth}px; height: ${this.boardHeight}px;`;
}
},
dpr() {
return this.pixelRatio || uni.getSystemInfoSync().pixelRatio;
},
boardWidth() {
const {width = 0} = (this.elements && this.elements.css) || this.elements || this
const w = toPx(width||this.width)
return w || Math.max(w, toPx(this.canvasWidth));
},
boardHeight() {
const {height = 0} = (this.elements && this.elements.css) || this.elements || this
const h = toPx(height||this.height)
return h || Math.max(h, toPx(this.canvasHeight));
},
hasBoard() {
return this.board && Object.keys(this.board).length
},
elements() {
return this.hasBoard ? this.board : JSON.parse(JSON.stringify(this.el))
}
},
created() {
this.use2dCanvas = this.type === '2d' && canIUseCanvas2d() && !isPC
},
async mounted() {
await sleep(30)
await this.getParentWeith()
this.$nextTick(() => {
setTimeout(() => {
this.$watch('elements', this.watchRender, {
deep: true,
immediate: true
});
}, 30)
})
},
// #ifdef VUE3
unmounted() {
this.done = false
this.inited = false
this.firstRender = 0
this.progress = 0
this.painter = null
clearTimeout(this.rendertimer)
},
// #endif
// #ifdef VUE2
destroyed() {
this.done = false
this.inited = false
this.firstRender = 0
this.progress = 0
this.painter = null
clearTimeout(this.rendertimer)
},
// #endif
methods: {
async watchRender(val, old) {
if (!val || !val.views || (!this.firstRender ? !val.views.length : !this.firstRender) || !Object.keys(val).length || JSON.stringify(val) == JSON.stringify(old)) return;
this.firstRender = 1
this.progress = 0
this.done = false
clearTimeout(this.rendertimer)
this.rendertimer = setTimeout(() => {
this.render(val);
}, this.beforeDelay)
},
async setFilePath(path, param) {
let filePath = path
const {pathType = this.pathType} = param || this
if (pathType == 'base64' && !isBase64(path)) {
filePath = await pathToBase64(path)
} else if (pathType == 'url' && isBase64(path)) {
filePath = await base64ToPath(path)
}
if (param && param.isEmit) {
this.$emit('success', filePath);
}
return filePath
},
async getSize(args) {
const {width} = args.css || args
const {height} = args.css || args
if (!this.size) {
if (width || height) {
this.canvasWidth = width || this.canvasWidth
this.canvasHeight = height || this.canvasHeight
await sleep(30);
} else {
await this.getParentWeith()
}
}
},
canvasToTempFilePathSync(args) {
// this.stopWatch && this.stopWatch()
// this.stopWatch = this.$watch('done', (v) => {
// if (v) {
// this.canvasToTempFilePath(args)
// this.stopWatch && this.stopWatch()
// }
// }, {
// immediate: true
// })
this.tasks.push(args)
if(this.done){
this.runTask()
}
},
runTask(){
while(this.tasks.length){
const task = this.tasks.shift()
this.canvasToTempFilePath(task)
}
},
// #ifndef APP-NVUE
getParentWeith() {
return new Promise(resolve => {
uni.createSelectorQuery()
.in(this)
.select(`.lime-painter`)
.boundingClientRect()
.exec(res => {
const {width, height} = res[0]||{}
this.parentWidth = Math.ceil(width||0)
this.canvasWidth = this.parentWidth || 300
this.canvasHeight = height || this.canvasHeight||150
resolve(res[0])
})
})
},
async render(args = {}) {
if(!Object.keys(args).length) {
return console.error('空对象')
}
this.progress = 0
this.done = false
// #ifdef APP-NVUE
this.tempFilePath.length = 0
// #endif
await this.getSize(args)
const ctx = await this.getContext();
let {
use2dCanvas,
boardWidth,
boardHeight,
canvas,
afterDelay
} = this;
if (use2dCanvas && !canvas) {
return Promise.reject(new Error('canvas 没创建'));
}
this.boundary = {
top: 0,
left: 0,
width: boardWidth,
height: boardHeight
};
this.painter = null
if (!this.painter) {
const {width} = args.css || args
const {height} = args.css || args
if(!width && this.parentWidth) {
Object.assign(args, {width: this.parentWidth})
}
const param = {
context: ctx,
canvas,
width: boardWidth,
height: boardHeight,
pixelRatio: this.dpr,
useCORS: this.useCORS,
createImage: getImageInfo.bind(this),
performance: this.performance,
listen: {
onProgress: (v) => {
this.progress = v
this.$emit('progress', v)
},
onEffectFail: (err) => {
this.$emit('faill', err)
}
}
}
this.painter = new Painter(param)
}
try{
// vue3 data
const { width, height } = await this.painter.source(JSON.parse(JSON.stringify(args)))
this.boundary.height = this.canvasHeight = height
this.boundary.width = this.canvasWidth = width
await sleep(this.sleep);
await this.painter.render()
await new Promise(resolve => this.$nextTick(resolve));
if (!use2dCanvas) {
await this.canvasDraw();
}
if (afterDelay && use2dCanvas) {
await sleep(afterDelay);
}
this.$emit('done');
this.done = true
if (this.isCanvasToTempFilePath) {
this.canvasToTempFilePath()
.then(res => {
this.$emit('success', res.tempFilePath)
})
.catch(err => {
this.$emit('fail', new Error(JSON.stringify(err)));
});
}
this.runTask()
return Promise.resolve({
ctx,
draw: this.painter,
node: this.node
});
}catch(e){
//TODO handle the exception
}
},
canvasDraw(flag = false) {
return new Promise((resolve, reject) => this.ctx.draw(flag, () => setTimeout(() => resolve(), this
.afterDelay)));
},
async getContext() {
if (!this.canvasWidth) {
this.$emit('fail', 'painter no size')
console.error('[lime-painter]: 给画板或父级设置尺寸')
return Promise.reject();
}
if (this.ctx && this.inited) {
return Promise.resolve(this.ctx);
}
const { type, use2dCanvas, dpr, boardWidth, boardHeight } = this;
const _getContext = () => {
return new Promise(resolve => {
uni.createSelectorQuery()
.in(this)
.select(`#${this.canvasId}`)
.boundingClientRect()
.exec(res => {
if (res) {
const ctx = uni.createCanvasContext(this.canvasId, this);
if (!this.inited) {
this.inited = true;
this.use2dCanvas = false;
this.canvas = res;
}
// measureText mock
if (!ctx.measureText) {
function strLen(str) {
let len = 0;
for (let i = 0; i < str.length; i++) {
if (str.charCodeAt(i) > 0 && str.charCodeAt(i) < 128) {
len++;
} else {
len += 2;
}
}
return len;
}
ctx.measureText = text => {
let fontSize = ctx.state && ctx.state.fontSize || 12;
const font = ctx.__font
if (font && fontSize == 12) {
fontSize = parseInt(font.split(' ')[3], 10);
}
fontSize /= 2;
return {
width: strLen(text) * fontSize
};
}
}
// #ifdef MP-ALIPAY
ctx.scale(dpr, dpr);
// #endif
this.ctx = ctx
resolve(this.ctx);
} else {
console.error('[lime-painter] no node')
}
});
});
};
if (!use2dCanvas) {
return _getContext();
}
return new Promise(resolve => {
uni.createSelectorQuery()
.in(this)
.select(`#${this.canvasId}`)
.node()
.exec(res => {
let {node: canvas} = res && res[0]||{};
if(canvas) {
const ctx = canvas.getContext(type);
if (!this.inited) {
this.inited = true;
this.use2dCanvas = true;
this.canvas = canvas;
}
this.ctx = ctx
resolve(this.ctx);
} else {
console.error('[lime-painter]: no size')
}
});
});
},
canvasToTempFilePath(args = {}) {
return new Promise(async (resolve, reject) => {
const { use2dCanvas, canvasId, dpr, fileType, quality } = this;
const success = async (res) => {
try {
const tempFilePath = await this.setFilePath(res.tempFilePath || res, args)
const result = Object.assign(res, {tempFilePath})
args.success && args.success(result)
resolve(result)
} catch (e) {
this.$emit('fail', e)
}
}
let { top: y = 0, left: x = 0, width, height } = this.boundary || this;
// let destWidth = width * dpr;
// let destHeight = height * dpr;
// #ifdef MP-ALIPAY
// width = destWidth;
// height = destHeight;
// #endif
const copyArgs = Object.assign({
// x,
// y,
// width,
// height,
// destWidth,
// destHeight,
canvasId,
id: canvasId,
fileType,
quality,
}, args, {success});
// if(this.isPC || use2dCanvas) {
// copyArgs.canvas = this.canvas
// }
if (use2dCanvas) {
copyArgs.canvas = this.canvas
try{
// #ifndef MP-ALIPAY
const oFilePath = this.canvas.toDataURL(`image/${args.fileType||fileType}`.replace(/pg/, 'peg'), args.quality||quality)
if(/data:,/.test(oFilePath)) {
uni.canvasToTempFilePath(copyArgs, this);
} else {
const tempFilePath = await this.setFilePath(oFilePath, args)
args.success && args.success({tempFilePath})
resolve({tempFilePath})
}
// #endif
// #ifdef MP-ALIPAY
this.canvas.toTempFilePath(copyArgs)
// #endif
}catch(e){
args.fail && args.fail(e)
reject(e)
}
} else {
// #ifdef MP-ALIPAY
if(this.ctx.toTempFilePath) {
//
const ctx = uni.createCanvasContext(canvasId);
ctx.toTempFilePath(copyArgs);
} else {
my.canvasToTempFilePath(copyArgs);
}
// #endif
// #ifndef MP-ALIPAY
uni.canvasToTempFilePath(copyArgs, this);
// #endif
}
})
}
// #endif
}
};
</script>
<style>
.lime-painter,
.lime-painter__canvas {
// #ifndef APP-NVUE
width: 100%;
// #endif
// #ifdef APP-NVUE
flex: 1;
// #endif
}
</style>

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// #ifdef APP-NVUE
import {
sleep,
getImageInfo,
isBase64,
networkReg
} from './utils';
const dom = weex.requireModule('dom')
import {
version
} from '../../package.json'
export default {
data() {
return {
tempFilePath: [],
isInitFile: false,
osName: uni.getSystemInfoSync().osName
}
},
methods: {
getParentWeith() {
return new Promise(resolve => {
dom.getComponentRect(this.$refs.limepainter, (res) => {
this.parentWidth = Math.ceil(res.size.width)
this.canvasWidth = this.canvasWidth || this.parentWidth || 300
this.canvasHeight = res.size.height || this.canvasHeight || 150
resolve(res.size)
})
})
},
onPageFinish() {
this.webview = this.$refs.webview
this.webview.evalJS(`init(${this.dpr})`)
},
onMessage(e) {
const res = e.detail.data[0] || null;
if (res.event) {
if (res.event == 'inited') {
this.inited = true
}
if (res.event == 'fail') {
this.$emit('fail', res)
}
if (res.event == 'layoutChange') {
const data = typeof res.data == 'string' ? JSON.parse(res.data) : res.data
this.canvasWidth = Math.ceil(data.width);
this.canvasHeight = Math.ceil(data.height);
}
if (res.event == 'progressChange') {
this.progress = res.data * 1
}
if (res.event == 'file') {
this.tempFilePath.push(res.data)
if (this.tempFilePath.length > 7) {
this.tempFilePath.shift()
}
return
}
if (res.event == 'success') {
if (res.data) {
this.tempFilePath.push(res.data)
if (this.tempFilePath.length > 8) {
this.tempFilePath.shift()
}
if (this.isCanvasToTempFilePath) {
this.setFilePath(this.tempFilePath.join(''), {
isEmit: true
})
}
} else {
this.$emit('fail', 'canvas no data')
}
return
}
this.$emit(res.event, JSON.parse(res.data));
} else if (res.file) {
this.file = res.data;
} else {
console.info(res[0])
}
},
getWebViewInited() {
if (this.inited) return Promise.resolve(this.inited);
return new Promise((resolve) => {
this.$watch(
'inited',
async val => {
if (val) {
resolve(val)
}
}, {
immediate: true
}
);
})
},
getTempFilePath() {
if (this.tempFilePath.length == 8) return Promise.resolve(this.tempFilePath)
return new Promise((resolve) => {
this.$watch(
'tempFilePath',
async val => {
if (val.length == 8) {
resolve(val.join(''))
}
}, {
deep: true
}
);
})
},
getWebViewDone() {
if (this.progress == 1) return Promise.resolve(this.progress);
return new Promise((resolve) => {
this.$watch(
'progress',
async val => {
if (val == 1) {
this.$emit('done')
this.done = true
this.runTask()
resolve(val)
}
}, {
immediate: true
}
);
})
},
async render(args) {
try {
await this.getSize(args)
const {
width
} = args.css || args
if (!width && this.parentWidth) {
Object.assign(args, {
width: this.parentWidth
})
}
const newNode = await this.calcImage(args);
await this.getWebViewInited()
this.webview.evalJS(`source(${JSON.stringify(newNode)})`)
await this.getWebViewDone()
await sleep(this.afterDelay)
if (this.isCanvasToTempFilePath) {
const params = {
fileType: this.fileType,
quality: this.quality
}
this.webview.evalJS(`save(${JSON.stringify(params)})`)
}
return Promise.resolve()
} catch (e) {
this.$emit('fail', e)
}
},
async calcImage(args) {
let node = JSON.parse(JSON.stringify(args))
const urlReg = /url\((.+)\)/
const {
backgroundImage
} = node.css || {}
const isBG = backgroundImage && urlReg.exec(backgroundImage)[1]
const url = node.url || node.src || isBG
if (['text', 'qrcode'].includes(node.type)) {
return node
}
if ((node.type === "image" || isBG) && url && !isBase64(url) && (this.osName == 'ios' || !networkReg
.test(url))) {
let {
path
} = await getImageInfo(url, true)
if (isBG) {
node.css.backgroundImage = `url(${path})`
} else {
node.src = path
}
} else if (node.views && node.views.length) {
for (let i = 0; i < node.views.length; i++) {
node.views[i] = await this.calcImage(node.views[i])
}
}
return node
},
async canvasToTempFilePath(args = {}) {
if (!this.inited) {
return this.$emit('fail', 'no init')
}
this.tempFilePath = []
if (args.fileType == 'jpg') {
args.fileType = 'jpeg'
}
this.webview.evalJS(`save(${JSON.stringify(args)})`)
try {
let tempFilePath = await this.getTempFilePath()
tempFilePath = await this.setFilePath(tempFilePath, args)
args.success({
errMsg: "canvasToTempFilePath:ok",
tempFilePath
})
} catch (e) {
console.log('e', e)
args.fail({
error: e
})
}
}
}
}
// #endif

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export default {
props: {
board: Object,
pathType: String, // 'base64'、'url'
fileType: {
type: String,
default: 'png'
},
hidden: Boolean,
quality: {
type: Number,
default: 1
},
css: [String, Object],
// styles: [String, Object],
width: [Number, String],
height: [Number, String],
pixelRatio: Number,
customStyle: String,
isCanvasToTempFilePath: Boolean,
// useCanvasToTempFilePath: Boolean,
sleep: {
type: Number,
default: 1000 / 30
},
beforeDelay: {
type: Number,
default: 100
},
afterDelay: {
type: Number,
default: 100
},
performance: Boolean,
// #ifdef MP-WEIXIN || MP-TOUTIAO || MP-ALIPAY
type: {
type: String,
default: '2d'
},
// #endif
// #ifdef APP-NVUE
hybrid: Boolean,
timeout: {
type: Number,
default: 2000
},
// #endif
// #ifdef H5 || APP-PLUS
useCORS: Boolean,
hidpi: {
type: Boolean,
default: true
}
// #endif
}
}

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export const networkReg = /^(http|\/\/)/;
export const isBase64 = (path) => /^data:image\/(\w+);base64/.test(path);
export function sleep(delay) {
return new Promise(resolve => setTimeout(resolve, delay))
}
let {platform, SDKVersion} = uni.getSystemInfoSync()
export const isPC = /windows|mac/.test(platform)
// 缓存图片
let cache = {}
export function isNumber(value) {
return /^-?\d+(\.\d+)?$/.test(value);
}
export function toPx(value, baseSize, isDecimal = false) {
// 如果是数字
if (typeof value === 'number') {
return value
}
// 如果是字符串数字
if (isNumber(value)) {
return value * 1
}
// 如果有单位
if (typeof value === 'string') {
const reg = /^-?([0-9]+)?([.]{1}[0-9]+){0,1}(em|rpx|px|%)$/g
const results = reg.exec(value);
if (!value || !results) {
return 0;
}
const unit = results[3];
value = parseFloat(value);
let res = 0;
if (unit === 'rpx') {
res = uni.upx2px(value);
} else if (unit === 'px') {
res = value * 1;
} else if (unit === '%') {
res = value * toPx(baseSize) / 100;
} else if (unit === 'em') {
res = value * toPx(baseSize || 14);
}
return isDecimal ? res.toFixed(2) * 1 : Math.round(res);
}
return 0
}
// 计算版本
export function compareVersion(v1, v2) {
v1 = v1.split('.')
v2 = v2.split('.')
const len = Math.max(v1.length, v2.length)
while (v1.length < len) {
v1.push('0')
}
while (v2.length < len) {
v2.push('0')
}
for (let i = 0; i < len; i++) {
const num1 = parseInt(v1[i], 10)
const num2 = parseInt(v2[i], 10)
if (num1 > num2) {
return 1
} else if (num1 < num2) {
return -1
}
}
return 0
}
function gte(version) {
// #ifdef MP-ALIPAY
SDKVersion = my.SDKVersion
// #endif
return compareVersion(SDKVersion, version) >= 0;
}
export function canIUseCanvas2d() {
// #ifdef MP-WEIXIN
return gte('2.9.2');
// #endif
// #ifdef MP-ALIPAY
return gte('2.7.15');
// #endif
// #ifdef MP-TOUTIAO
return gte('1.78.0');
// #endif
return false
}
// #ifdef MP
export const prefix = () => {
// #ifdef MP-TOUTIAO
return tt
// #endif
// #ifdef MP-WEIXIN
return wx
// #endif
// #ifdef MP-BAIDU
return swan
// #endif
// #ifdef MP-ALIPAY
return my
// #endif
// #ifdef MP-QQ
return qq
// #endif
// #ifdef MP-360
return qh
// #endif
}
// #endif
/**
* base64转路径
* @param {Object} base64
*/
export function base64ToPath(base64) {
const [, format] = /^data:image\/(\w+);base64,/.exec(base64) || [];
return new Promise((resolve, reject) => {
// #ifdef MP
const fs = uni.getFileSystemManager()
//自定义文件名
if (!format) {
reject(new Error('ERROR_BASE64SRC_PARSE'))
}
const time = new Date().getTime();
let pre = prefix()
// #ifdef MP-TOUTIAO
const filePath = `${pre.getEnvInfoSync().common.USER_DATA_PATH}/${time}.${format}`
// #endif
// #ifndef MP-TOUTIAO
const filePath = `${pre.env.USER_DATA_PATH}/${time}.${format}`
// #endif
fs.writeFile({
filePath,
data: base64.split(',')[1],
encoding: 'base64',
success() {
resolve(filePath)
},
fail(err) {
console.error(err)
reject(err)
}
})
// #endif
// #ifdef H5
// mime类型
let mimeString = base64.split(',')[0].split(':')[1].split(';')[0];
//base64 解码
let byteString = atob(base64.split(',')[1]);
//创建缓冲数组
let arrayBuffer = new ArrayBuffer(byteString.length);
//创建视图
let intArray = new Uint8Array(arrayBuffer);
for (let i = 0; i < byteString.length; i++) {
intArray[i] = byteString.charCodeAt(i);
}
resolve(URL.createObjectURL(new Blob([intArray], {
type: mimeString
})))
// #endif
// #ifdef APP-PLUS
const bitmap = new plus.nativeObj.Bitmap('bitmap' + Date.now())
bitmap.loadBase64Data(base64, () => {
if (!format) {
reject(new Error('ERROR_BASE64SRC_PARSE'))
}
const time = new Date().getTime();
const filePath = `_doc/uniapp_temp/${time}.${format}`
bitmap.save(filePath, {},
() => {
bitmap.clear()
resolve(filePath)
},
(error) => {
bitmap.clear()
reject(error)
})
}, (error) => {
bitmap.clear()
reject(error)
})
// #endif
})
}
/**
* 路径转base64
* @param {Object} string
*/
export function pathToBase64(path) {
if (/^data:/.test(path)) return path
return new Promise((resolve, reject) => {
// #ifdef H5
let image = new Image();
image.setAttribute("crossOrigin", 'Anonymous');
image.onload = function() {
let canvas = document.createElement('canvas');
canvas.width = this.naturalWidth;
canvas.height = this.naturalHeight;
canvas.getContext('2d').drawImage(image, 0, 0);
let result = canvas.toDataURL('image/png')
resolve(result);
canvas.height = canvas.width = 0
}
image.src = path + '?v=' + Math.random()
image.onerror = (error) => {
reject(error);
};
// #endif
// #ifdef MP
if (uni.canIUse('getFileSystemManager')) {
uni.getFileSystemManager().readFile({
filePath: path,
encoding: 'base64',
success: (res) => {
resolve('data:image/png;base64,' + res.data)
},
fail: (error) => {
console.error({error, path})
reject(error)
}
})
}
// #endif
// #ifdef APP-PLUS
plus.io.resolveLocalFileSystemURL(getLocalFilePath(path), (entry) => {
entry.file((file) => {
const fileReader = new plus.io.FileReader()
fileReader.onload = (data) => {
resolve(data.target.result)
}
fileReader.onerror = (error) => {
reject(error)
}
fileReader.readAsDataURL(file)
}, reject)
}, reject)
// #endif
})
}
export function getImageInfo(path, useCORS) {
const isCanvas2D = this && this.canvas && this.canvas.createImage
return new Promise(async (resolve, reject) => {
// let time = +new Date()
let src = path.replace(/^@\//,'/')
if (cache[path] && cache[path].errMsg) {
resolve(cache[path])
} else {
try {
// #ifdef MP || APP-PLUS
if (isBase64(path) && (isCanvas2D ? isPC : true)) {
src = await base64ToPath(path)
}
// #endif
// #ifdef H5
if(useCORS) {
src = await pathToBase64(path)
}
// #endif
} catch (error) {
reject({
...error,
src
})
}
// #ifndef APP-NVUE
if(isCanvas2D && !isPC) {
const img = this.canvas.createImage()
img.onload = function() {
const image = {
path: img,
width: img.width,
height: img.height
}
cache[path] = image
resolve(cache[path])
}
img.onerror = function(err) {
reject({err,path})
}
img.src = src
return
}
// #endif
uni.getImageInfo({
src,
success: (image) => {
const localReg = /^\.|^\/(?=[^\/])/;
// #ifdef MP-WEIXIN || MP-BAIDU || MP-QQ || MP-TOUTIAO
image.path = localReg.test(src) ? `/${image.path}` : image.path;
// #endif
if(isCanvas2D) {
const img = this.canvas.createImage()
img.onload = function() {
image.path = img
cache[path] = image
resolve(cache[path])
}
img.onerror = function(err) {
reject({err,path})
}
img.src = src
return
}
// #ifdef APP-PLUS
// console.log('getImageInfo', +new Date() - time)
// ios 比较严格 可能需要设置跨域
if(uni.getSystemInfoSync().osName == 'ios' && useCORS) {
pathToBase64(image.path).then(base64 => {
image.path = base64
cache[path] = image
resolve(cache[path])
}).catch(err => {
console.error({err, path})
reject({err,path})
})
return
}
// #endif
cache[path] = image
resolve(cache[path])
},
fail(err) {
console.error({err, path})
reject({err,path})
}
})
}
})
}
// #ifdef APP-PLUS
const getLocalFilePath = (path) => {
if (path.indexOf('_www') === 0 || path.indexOf('_doc') === 0 || path.indexOf('_documents') === 0 || path
.indexOf('_downloads') === 0) {
return path
}
if (path.indexOf('file://') === 0) {
return path
}
if (path.indexOf('/storage/emulated/0/') === 0) {
return path
}
if (path.indexOf('/') === 0) {
const localFilePath = plus.io.convertAbsoluteFileSystem(path)
if (localFilePath !== path) {
return localFilePath
} else {
path = path.substr(1)
}
}
return '_www/' + path
}
// #endif

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<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title></title>
<style type="text/css">
html,
body,
canvas {
padding: 0;
margin: 0;
width: 100%;
height: 100%;
overflow-y: hidden;
background-color: transparent;
}
</style>
</head>
<body>
<canvas id="lime-painter"></canvas>
<script type="text/javascript" src="./uni.webview.1.5.3.js"></script>
<script type="text/javascript" src="./painter.js"></script>
<script>
var cache = [];
var painter = null;
var canvas = null;
var context = null;
var timer = null;
var pixelRatio = 1;
console.log = function (...args) {
postMessage(args);
};
// function stringify(key, value) {
// if (typeof value === 'object' && value !== null) {
// if (cache.indexOf(value) !== -1) {
// return;
// }
// cache.push(value);
// }
// return value;
// };
function emit(event, data) {
postMessage({
event,
data: (typeof data !== 'object' && data !== null ? data : JSON.stringify(data))
});
cache = [];
};
function postMessage(data) {
uni.postMessage({
data
});
};
function init(dpr) {
canvas = document.querySelector('#lime-painter');
context = canvas.getContext('2d');
pixelRatio = dpr || window.devicePixelRatio;
painter = new Painter({
id: 'lime-painter',
context,
canvas,
pixelRatio,
width: canvas.offsetWidth,
height: canvas.offsetHeight,
listen: {
onProgress(v) {
emit('progressChange', v);
},
onEffectFail(err) {
//console.error(err)
emit('fail', err);
}
}
});
emit('inited', true);
};
function save(args) {
delete args.success;
delete args.fail;
clearTimeout(timer);
timer = setTimeout(() => {
const path = painter.save(args);
if (typeof path == 'string') {
const index = Math.ceil(path.length / 8);
for (var i = 0; i < 8; i++) {
if (i == 7) {
emit('success', path.substr(i * index, index));
} else {
emit('file', path.substr(i * index, index));
}
};
} else {
// console.log('canvas no data')
emit('fail', 'canvas no data');
};
}, 30);
};
async function source(args) {
let size = await painter.source(args);
emit('layoutChange', size);
if(!canvas.height) {
console.log('canvas no size')
emit('fail', 'canvas no size');
}
painter.render().catch(err => {
// console.error(err)
emit('fail', err);
});
};
</script>
</body>
</html>

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{
"id": "lime-painter",
"displayName": "海报画板",
"version": "1.9.6.6",
"description": "一款canvas海报组件更优雅的海报生成方案有限的支持富文本",
"keywords": [
"海报",
"富文本",
"生成海报",
"生成二维码",
"JSON"
],
"repository": "https://gitee.com/liangei/lime-painter",
"engines": {
"HBuilderX": "^3.4.14"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": "305716444"
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "",
"type": "component-vue"
},
"uni_modules": {
"dependencies": [],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y",
"alipay": "n"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "u",
"Edge": "u",
"Firefox": "u",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y",
"钉钉": "u",
"快手": "u",
"飞书": "u",
"京东": "u"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
},
"name": "lime-painter",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC"
}

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/*
* HTML5 Parser By Sam Blowes
*
* Designed for HTML5 documents
*
* Original code by John Resig (ejohn.org)
* http://ejohn.org/blog/pure-javascript-html-parser/
* Original code by Erik Arvidsson, Mozilla Public License
* http://erik.eae.net/simplehtmlparser/simplehtmlparser.js
*
* ----------------------------------------------------------------------------
* License
* ----------------------------------------------------------------------------
*
* This code is triple licensed using Apache Software License 2.0,
* Mozilla Public License or GNU Public License
*
* ////////////////////////////////////////////////////////////////////////////
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy
* of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* ////////////////////////////////////////////////////////////////////////////
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
* License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Simple HTML Parser.
*
* The Initial Developer of the Original Code is Erik Arvidsson.
* Portions created by Erik Arvidssson are Copyright (C) 2004. All Rights
* Reserved.
*
* ////////////////////////////////////////////////////////////////////////////
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ----------------------------------------------------------------------------
* Usage
* ----------------------------------------------------------------------------
*
* // Use like so:
* HTMLParser(htmlString, {
* start: function(tag, attrs, unary) {},
* end: function(tag) {},
* chars: function(text) {},
* comment: function(text) {}
* });
*
* // or to get an XML string:
* HTMLtoXML(htmlString);
*
* // or to get an XML DOM Document
* HTMLtoDOM(htmlString);
*
* // or to inject into an existing document/DOM node
* HTMLtoDOM(htmlString, document);
* HTMLtoDOM(htmlString, document.body);
*
*/
// Regular Expressions for parsing tags and attributes
var startTag = /^<([-A-Za-z0-9_]+)((?:\s+[a-zA-Z_:][-a-zA-Z0-9_:.]*(?:\s*=\s*(?:(?:"[^"]*")|(?:'[^']*')|[^>\s]+))?)*)\s*(\/?)>/;
var endTag = /^<\/([-A-Za-z0-9_]+)[^>]*>/;
var attr = /([a-zA-Z_:][-a-zA-Z0-9_:.]*)(?:\s*=\s*(?:(?:"((?:\\.|[^"])*)")|(?:'((?:\\.|[^'])*)')|([^>\s]+)))?/g; // Empty Elements - HTML 5
var empty = makeMap('area,base,basefont,br,col,frame,hr,img,input,link,meta,param,embed,command,keygen,source,track,wbr'); // Block Elements - HTML 5
// fixed by xxx 将 ins 标签从块级名单中移除
var block = makeMap('a,address,article,applet,aside,audio,blockquote,button,canvas,center,dd,del,dir,div,dl,dt,fieldset,figcaption,figure,footer,form,frameset,h1,h2,h3,h4,h5,h6,header,hgroup,hr,iframe,isindex,li,map,menu,noframes,noscript,object,ol,output,p,pre,section,script,table,tbody,td,tfoot,th,thead,tr,ul,video'); // Inline Elements - HTML 5
var inline = makeMap('abbr,acronym,applet,b,basefont,bdo,big,br,button,cite,code,del,dfn,em,font,i,iframe,img,input,ins,kbd,label,map,object,q,s,samp,script,select,small,span,strike,strong,sub,sup,textarea,tt,u,var'); // Elements that you can, intentionally, leave open
// (and which close themselves)
var closeSelf = makeMap('colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr'); // Attributes that have their values filled in disabled="disabled"
var fillAttrs = makeMap('checked,compact,declare,defer,disabled,ismap,multiple,nohref,noresize,noshade,nowrap,readonly,selected'); // Special Elements (can contain anything)
var special = makeMap('script,style');
function HTMLParser(html, handler) {
var index;
var chars;
var match;
var stack = [];
var last = html;
stack.last = function () {
return this[this.length - 1];
};
while (html) {
chars = true; // Make sure we're not in a script or style element
if (!stack.last() || !special[stack.last()]) {
// Comment
if (html.indexOf('<!--') == 0) {
index = html.indexOf('-->');
if (index >= 0) {
if (handler.comment) {
handler.comment(html.substring(4, index));
}
html = html.substring(index + 3);
chars = false;
} // end tag
} else if (html.indexOf('</') == 0) {
match = html.match(endTag);
if (match) {
html = html.substring(match[0].length);
match[0].replace(endTag, parseEndTag);
chars = false;
} // start tag
} else if (html.indexOf('<') == 0) {
match = html.match(startTag);
if (match) {
html = html.substring(match[0].length);
match[0].replace(startTag, parseStartTag);
chars = false;
}
}
if (chars) {
index = html.indexOf('<');
var text = index < 0 ? html : html.substring(0, index);
html = index < 0 ? '' : html.substring(index);
if (handler.chars) {
handler.chars(text);
}
}
} else {
html = html.replace(new RegExp('([\\s\\S]*?)<\/' + stack.last() + '[^>]*>'), function (all, text) {
text = text.replace(/<!--([\s\S]*?)-->|<!\[CDATA\[([\s\S]*?)]]>/g, '$1$2');
if (handler.chars) {
handler.chars(text);
}
return '';
});
parseEndTag('', stack.last());
}
if (html == last) {
throw 'Parse Error: ' + html;
}
last = html;
} // Clean up any remaining tags
parseEndTag();
function parseStartTag(tag, tagName, rest, unary) {
tagName = tagName.toLowerCase();
if (block[tagName]) {
while (stack.last() && inline[stack.last()]) {
parseEndTag('', stack.last());
}
}
if (closeSelf[tagName] && stack.last() == tagName) {
parseEndTag('', tagName);
}
unary = empty[tagName] || !!unary;
if (!unary) {
stack.push(tagName);
}
if (handler.start) {
var attrs = [];
rest.replace(attr, function (match, name) {
var value = arguments[2] ? arguments[2] : arguments[3] ? arguments[3] : arguments[4] ? arguments[4] : fillAttrs[name] ? name : '';
attrs.push({
name: name,
value: value,
escaped: value.replace(/(^|[^\\])"/g, '$1\\\"') // "
});
});
if (handler.start) {
handler.start(tagName, attrs, unary);
}
}
}
function parseEndTag(tag, tagName) {
// If no tag name is provided, clean shop
if (!tagName) {
var pos = 0;
} // Find the closest opened tag of the same type
else {
for (var pos = stack.length - 1; pos >= 0; pos--) {
if (stack[pos] == tagName) {
break;
}
}
}
if (pos >= 0) {
// Close all the open elements, up the stack
for (var i = stack.length - 1; i >= pos; i--) {
if (handler.end) {
handler.end(stack[i]);
}
} // Remove the open elements from the stack
stack.length = pos;
}
}
}
function makeMap(str) {
var obj = {};
var items = str.split(',');
for (var i = 0; i < items.length; i++) {
obj[items[i]] = true;
}
return obj;
}
function removeDOCTYPE(html) {
return html.replace(/<\?xml.*\?>\n/, '').replace(/<!doctype.*>\n/, '').replace(/<!DOCTYPE.*>\n/, '');
}
function parseAttrs(attrs) {
return attrs.reduce(function (pre, attr) {
var value = attr.value;
var name = attr.name;
if (pre[name]) {
pre[name] = pre[name] + " " + value;
} else {
pre[name] = value;
}
return pre;
}, {});
}
function convertStyleStringToJSON(styleString) {
var styles = styleString.split(";"); // 通过分号将样式字符串分割为多个样式声明
var result = {};
styles.forEach(function(style) {
var styleParts = style.split(":"); // 通过冒号将样式声明分割为属性和值
var property = styleParts[0].trim();
var value = styleParts[1] && styleParts[1].trim();
if (property && value) {
result[property] = value; // 将属性和值添加到结果对象中
}
});
return result;
}
function parseHtml(html) {
html = removeDOCTYPE(html);
var stacks = [];
var results = {
node: 'root',
children: []
};
HTMLParser(html, {
start: function start(tag, attrs, unary) {
var node = {
name: tag
};
if (attrs.length !== 0) {
node.attrs = parseAttrs(attrs);
node.styles = node.attrs.style ? convertStyleStringToJSON(node.attrs.style) : {}
}
if(!node.type) {
if(inline[node.name] && node.name !== 'img' ) {
node.type = 'text';
if(node.name == 'br') {
node.text = '\n'
} else if(node.name == 'strong'){
node.styles.fontWeight = 'bold'
}
} else if(node.name == 'img'){
node.type = 'image'
node.src = node.attrs.src
} else {
node.type = 'view'
if(['h1','h2','h3','h4','h5','h6'].includes(node.name)) {
node.styles.fontWeight = 'bold'
}
}
}
if (unary) {
var parent = stacks[0] || results;
if (!parent.children) {
parent.children = [];
}
parent.children.push(node);
} else {
stacks.unshift(node);
}
},
end: function end(tag) {
var node = stacks.shift();
if (node.name !== tag) console.error('invalid state: mismatch end tag');
if (stacks.length === 0) {
results.children.push(node);
} else {
var parent = stacks[0];
if (!parent.children) {
parent.children = [];
}
parent.children.push(node);
}
const isTextBox = node.children && node.children.length > 1 && node.children.every(child => {
return ['text','image'].includes(child.type)
})
if(isTextBox) {
node.type = 'textBox'
}
},
chars: function chars(text) {
var node = {
type: 'text',
text: text
};
if (stacks.length === 0) {
results.children.push(node);
} else {
var parent = stacks[0];
if (!parent.children) {
parent.children = [];
}
parent.children.push(node);
}
},
comment: function comment(text) {
var node = {
node: 'comment',
text: text
};
var parent = stacks[0];
if (!parent.children) {
parent.children = [];
}
parent.children.push(node);
}
});
return results.children;
}
export default parseHtml;

View File

@ -0,0 +1,961 @@
# Painter 画板 测试版
> uniapp 海报画板,更优雅的海报生成方案
> [查看更多](https://limeui.qcoon.cn/#/painter)
## 平台兼容
| H5 | 微信小程序 | 支付宝小程序 | 百度小程序 | 头条小程序 | QQ 小程序 | App |
| --- | ---------- | ------------ | ---------- | ---------- | --------- | --- |
| √ | √ | √ | 未测 | √ | √ | √ |
## 安装
在市场导入**[海报画板](https://ext.dcloud.net.cn/plugin?id=2389)uni_modules**版本的即可,无需`import`
## 代码演示
### 插件demo
- lime-painter 为 demo
- 位于 uni_modules/lime-painter/components/lime-painter
- 导入插件后直接使用可查看demo
```vue
<lime-painter />
```
### 基本用法
- 插件提供 JSON 及 Template 的方式绘制海报
- 参考 css 块状流布局模拟 css schema。
- 另外flex布局还不是成完善请谨慎使用普通的流布局我觉得已经够用了。
#### 方式一 Template
- 提供`l-painter-view``l-painter-text``l-painter-image``l-painter-qrcode`四种类型组件
- 通过 `css` 属性绘制样式,与 style 使用方式保持一致。
```html
<l-painter>
//如果使用Template出现顺序错乱可使用`template` 等所有变量完成再显示
<template v-if="show">
<l-painter-view
css="background: #07c160; height: 120rpx; width: 120rpx; display: inline-block"
></l-painter-view>
<l-painter-view
css="background: #1989fa; height: 120rpx; width: 120rpx; border-top-right-radius: 60rpx; border-bottom-left-radius: 60rpx; display: inline-block; margin: 0 30rpx;"
></l-painter-view>
<l-painter-view
css="background: #ff9d00; height: 120rpx; width: 120rpx; border-radius: 50%; display: inline-block"
></l-painter-view>
<template>
</l-painter>
```
#### 方式二 JSON
- 在 json 里四种类型组件的`type``view``text``image``qrcode`
- 通过 `board` 设置海报所需的 JSON 数据进行绘制或`ref`获取组件实例调用组件内的`render(json)`
- 所有类型的 schema 都具有`css`字段css 的 key 值使用**驼峰**如:`lineHeight`
```html
<l-painter :board="poster"/>
```
```js
data() {
return {
poster: {
css: {
// 根节点若无尺寸,自动获取父级节点
width: '750rpx'
},
views: [
{
css: {
background: "#07c160",
height: "120rpx",
width: "120rpx",
display: "inline-block"
},
type: "view"
},
{
css: {
background: "#1989fa",
height: "120rpx",
width: "120rpx",
borderTopRightRadius: "60rpx",
borderBottomLeftRadius: "60rpx",
display: "inline-block",
margin: "0 30rpx"
},
views: [],
type: "view"
},
{
css: {
background: "#ff9d00",
height: "120rpx",
width: "120rpx",
borderRadius: "50%",
display: "inline-block"
},
views: [],
type: "view"
},
]
}
}
}
```
### View 容器
- 类似于 `div` 可以嵌套承载更多的 view、text、imageqrcode 共同构建一颗完整的节点树
- 在 JSON 里具有 `views` 的数组字段,用于嵌套承载节点。
#### 方式一 Template
```html
<l-painter>
<l-painter-view css="background: #f0f0f0; padding-top: 100rpx;">
<l-painter-view
css="background: #d9d9d9; width: 33.33%; height: 100rpx; display: inline-block"
></l-painter-view>
<l-painter-view
css="background: #bfbfbf; width: 66.66%; height: 100rpx; display: inline-block"
></l-painter-view>
</l-painter-view>
</l-painter>
```
#### 方式二 JSON
```js
{
css: {},
views: [
{
type: 'view',
css: {
background: '#f0f0f0',
paddingTop: '100rpx'
},
views: [
{
type: 'view',
css: {
background: '#d9d9d9',
width: '33.33%',
height: '100rpx',
display: 'inline-block'
}
},
{
type: 'view',
css: {
background: '#bfbfbf',
width: '66.66%',
height: '100rpx',
display: 'inline-block'
}
}
],
}
]
}
```
### Text 文本
- 通过 `text` 属性填写文本内容。
- 支持`\n`换行符
- 支持省略号,使用 css 的`line-clamp`设置行数,当文字内容超过会显示省略号。
- 支持`text-decoration`
#### 方式一 Template
```html
<l-painter>
<l-painter-view css="background: #e0e2db; padding: 30rpx; color: #222a29">
<l-painter-text
text="登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼"
/>
<l-painter-text
text="登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼"
css="text-align:center; padding-top: 20rpx; text-decoration: line-through "
/>
<l-painter-text
text="登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼"
css="text-align:right; padding-top: 20rpx"
/>
<l-painter-text
text="水调歌头\n明月几时有把酒问青天。不知天上宫阙今夕是何年。我欲乘风归去又恐琼楼玉宇高处不胜寒。起舞弄清影何似在人间。"
css="line-clamp: 3; padding-top: 20rpx; background: linear-gradient(,#ff971b 0%, #ff5000 100%); background-clip: text"
/>
</l-painter-view>
</l-painter>
```
#### 方式二 JSON
```js
// 基础用法
{
type: 'text',
text: '登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼',
},
{
type: 'text',
text: '登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼',
css: {
// 设置居中对齐
textAlign: 'center',
// 设置中划线
textDecoration: 'line-through'
}
},
{
type: 'text',
text: '登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼',
css: {
// 设置右对齐
textAlign: 'right',
}
},
{
type: 'text',
text: '登鹳雀楼\n白日依山尽黄河入海流\n欲穷千里目更上一层楼',
css: {
// 设置行数,超出显示省略号
lineClamp: 3,
// 渐变文字
background: 'linear-gradient(,#ff971b 0%, #1989fa 100%)',
backgroundClip: 'text'
}
}
```
### Image 图片
- 通过 `src` 属性填写图片路径。
- 图片路径支持:网络图片,本地 static 里的图片路径,缓存路径,**字节的static目录是写相对路径**
- 通过 `css``object-fit`属性可以设置图片的填充方式,可选值见下方 CSS 表格。
- 通过 `css``object-position`配合 `object-fit` 可以设置图片的对齐方式,类似于`background-position`,详情见下方 CSS 表格。
- 使用网络图片时:小程序需要去公众平台配置 [downloadFile](https://mp.weixin.qq.com/) 域名
- 使用网络图片时:**H5 和 Nvue 需要决跨域问题**
#### 方式一 Template
```html
<l-painter>
<!-- 基础用法 -->
<l-painter-image
src="https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg"
css="width: 200rpx; height: 200rpx"
/>
<!-- 填充方式 -->
<!-- css object-fit 设置 填充方式 见下方表格-->
<l-painter-image
src="https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg"
css="width: 200rpx; height: 200rpx; object-fit: contain; background: #eee"
/>
<!-- css object-position 设置 图片的对齐方式-->
<l-painter-image
src="https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg"
css="width: 200rpx; height: 200rpx; object-fit: contain; object-position: 50% 50%; background: #eee"
/>
</l-painter>
```
#### 方式二 JSON
```js
// 基础用法
{
type: 'image',
src: 'https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg',
css: {
width: '200rpx',
height: '200rpx'
}
},
// 填充方式
// css objectFit 设置 填充方式 见下方表格
{
type: 'image',
src: 'https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg',
css: {
width: '200rpx',
height: '200rpx',
objectFit: 'contain'
}
},
// css objectPosition 设置 图片的对齐方式
{
type: 'image',
src: 'https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg',
css: {
width: '200rpx',
height: '200rpx',
objectFit: 'contain',
objectPosition: '50% 50%'
}
}
```
### Qrcode 二维码
- 通过`text`属性填写需要生成二维码的文本。
- 通过 `css` 里的 `color` 可设置生成码点的颜色。
- 通过 `css` 里的 `background`可设置背景色。
- 通过 `css `里的 `width``height`设置尺寸。
#### 方式一 Template
```html
<l-painter>
<l-painter-qrcode
text="limeui.qcoon.cn"
css="width: 200rpx; height: 200rpx"
/>
</l-painter>
```
#### 方式二 JSON
```js
{
type: 'qrcode',
text: 'limeui.qcoon.cn',
css: {
width: '200rpx',
height: '200rpx',
}
}
```
### 富文本
- 这是一个有限支持的测试能力只能通过JSON方式不要抱太大希望!
- 首先需要把富文本转成JSON,这需要引入`parser`这个包,如果你不使用是不会进入主包
```html
<l-painter ref="painter"/>
```
```js
import parseHtml from '@/uni_modules/lime-painter/parser'
const json = parseHtml(`<p><span>测试测试</span><img src="/static/logo.png"/></p>`)
this.$refs.painter.render(json)
```
### 生成图片
- 方式1、通过设置`isCanvasToTempFilePath`自动生成图片并在 `@success` 事件里接收海报临时路径
- 方式2、通过调用内部方法生成图片
```html
<l-painter ref="painter">...code</l-painter>
```
```js
this.$refs.painter.canvasToTempFilePathSync({
fileType: "jpg",
// 如果返回的是base64是无法使用 saveImageToPhotosAlbum需要设置 pathType为url
pathType: 'url',
quality: 1,
success: (res) => {
console.log(res.tempFilePath);
// 非H5 保存到相册
// H5 提示用户长按图另存
uni.saveImageToPhotosAlbum({
filePath: res.tempFilePath,
success: function () {
console.log('save success');
}
});
},
});
```
### 主动调用方式
- 通过获取组件实例内部的`render`函数 传递`JSON`即可
```html
<l-painter ref="painter" />
```
```js
// 渲染
this.$refs.painter.render(jsonSchema);
// 生成图片
this.$refs.painter.canvasToTempFilePathSync({
fileType: "jpg",
// 如果返回的是base64是无法使用 saveImageToPhotosAlbum需要设置 pathType为url
pathType: 'url',
quality: 1,
success: (res) => {
console.log(res.tempFilePath);
// 非H5 保存到相册
uni.saveImageToPhotosAlbum({
filePath: res.tempFilePath,
success: function () {
console.log('save success');
}
});
},
});
```
### H5跨域
- 一般是需要后端或管理OSS资源的大佬处理
- 一般OSS的处理方式:
1、设置来源
```cmd
*
```
2、允许Methods
```html
GET
```
3、允许Headers
```html
access-control-allow-origin:*
```
4、最后如果还是不行,可试下给插件设置`useCORS`
```html
<l-painter useCORS>
```
### 海报示例
- 提供一份示例,只把插件当成生成图片的工具,非必要不要在弹窗里使用。
- 通过设置`isCanvasToTempFilePath`主动生成图片,再由 `@success` 事件接收海报临时路径
- 设置`hidden`隐藏画板。
请注意,示例用到了图片,海报的渲染是包括下载图片的时间,也许在某天图片会失效或访问超级慢,请更换为你的图片再查看,另外如果你是小程序请在使用示例时把**不校验合法域名**勾上!!!!!不然不显示还以为是插件的锅,求求了大佬们!
#### 方式一 Template
```html
<image :src="path" mode="widthFix"></image>
<l-painter
isCanvasToTempFilePath
@success="path = $event"
hidden
css="width: 750rpx; padding-bottom: 40rpx; background: linear-gradient(,#ff971b 0%, #ff5000 100%)"
>
<l-painter-image
src="https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg"
css="margin-left: 40rpx; margin-top: 40rpx; width: 84rpx; height: 84rpx; border-radius: 50%;"
/>
<l-painter-view
css="margin-top: 40rpx; padding-left: 20rpx; display: inline-block"
>
<l-painter-text
text="隔壁老王"
css="display: block; padding-bottom: 10rpx; color: #fff; font-size: 32rpx; fontWeight: bold"
/>
<l-painter-text
text="为您挑选了一个好物"
css="color: rgba(255,255,255,.7); font-size: 24rpx"
/>
</l-painter-view>
<l-painter-view
css="margin-left: 40rpx; margin-top: 30rpx; padding: 32rpx; box-sizing: border-box; background: #fff; border-radius: 16rpx; width: 670rpx; box-shadow: 0 20rpx 58rpx rgba(0,0,0,.15)"
>
<l-painter-image
src="https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg"
css="object-fit: cover; object-position: 50% 50%; width: 606rpx; height: 606rpx; border-radius: 12rpx;"
/>
<l-painter-view
css="margin-top: 32rpx; color: #FF0000; font-weight: bold; font-size: 28rpx; line-height: 1em;"
>
<l-painter-text text="¥" css="vertical-align: bottom" />
<l-painter-text
text="39"
css="vertical-align: bottom; font-size: 58rpx"
/>
<l-painter-text text=".39" css="vertical-align: bottom" />
<l-painter-text
text="¥59.99"
css="vertical-align: bottom; padding-left: 10rpx; font-weight: normal; text-decoration: line-through; color: #999999"
/>
</l-painter-view>
<l-painter-view css="margin-top: 32rpx; font-size: 26rpx; color: #8c5400">
<l-painter-text text="自营" css="color: #212121; background: #ffb400;" />
<l-painter-text
text="30天最低价"
css="margin-left: 16rpx; background: #fff4d9; text-decoration: line-through;"
/>
<l-painter-text
text="满减优惠"
css="margin-left: 16rpx; background: #fff4d9"
/>
<l-painter-text
text="超高好评"
css="margin-left: 16rpx; background: #fff4d9"
/>
</l-painter-view>
<l-painter-view css="margin-top: 30rpx">
<l-painter-text
css="line-clamp: 2; color: #333333; line-height: 1.8em; font-size: 36rpx; width: 478rpx; padding-right:32rpx; box-sizing: border-box"
text="360儿童电话手表9X 智能语音问答定位支付手表 4G全网通20米游泳级防水视频通话拍照手表男女孩星空蓝"
></l-painter-text>
<l-painter-qrcode
css="width: 128rpx; height: 128rpx;"
text="limeui.qcoon.cn"
></l-painter-qrcode>
</l-painter-view>
</l-painter-view>
</l-painter>
```
```js
data() {
return {
path: ''
}
}
```
#### 方式二 JSON
```html
<image :src="path" mode="widthFix"></image>
<l-painter
:board="poster"
isCanvasToTempFilePath
@success="path = $event"
hidden
/>
```
```js
data() {
return {
path: '',
poster: {
css: {
width: "750rpx",
paddingBottom: "40rpx",
background: "linear-gradient(,#000 0%, #ff5000 100%)"
},
views: [
{
src: "https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg",
type: "image",
css: {
background: "#fff",
objectFit: "cover",
marginLeft: "40rpx",
marginTop: "40rpx",
width: "84rpx",
border: "2rpx solid #fff",
boxSizing: "border-box",
height: "84rpx",
borderRadius: "50%"
}
},
{
type: "view",
css: {
marginTop: "40rpx",
paddingLeft: "20rpx",
display: "inline-block"
},
views: [
{
text: "隔壁老王",
type: "text",
css: {
display: "block",
paddingBottom: "10rpx",
color: "#fff",
fontSize: "32rpx",
fontWeight: "bold"
}
},
{
text: "为您挑选了一个好物",
type: "text",
css: {
color: "rgba(255,255,255,.7)",
fontSize: "24rpx"
},
}
],
},
{
css: {
marginLeft: "40rpx",
marginTop: "30rpx",
padding: "32rpx",
boxSizing: "border-box",
background: "#fff",
borderRadius: "16rpx",
width: "670rpx",
boxShadow: "0 20rpx 58rpx rgba(0,0,0,.15)"
},
views: [
{
src: "https://m.360buyimg.com/babel/jfs/t1/196317/32/13733/288158/60f4ea39E6fb378ed/d69205b1a8ed3c97.jpg",
type: "image",
css: {
objectFit: "cover",
objectPosition: "50% 50%",
width: "606rpx",
height: "606rpx"
},
}, {
css: {
marginTop: "32rpx",
color: "#FF0000",
fontWeight: "bold",
fontSize: "28rpx",
lineHeight: "1em"
},
views: [{
text: "¥",
type: "text",
css: {
verticalAlign: "bottom"
},
}, {
text: "39",
type: "text",
css: {
verticalAlign: "bottom",
fontSize: "58rpx"
},
}, {
text: ".39",
type: "text",
css: {
verticalAlign: "bottom"
},
}, {
text: "¥59.99",
type: "text",
css: {
verticalAlign: "bottom",
paddingLeft: "10rpx",
fontWeight: "normal",
textDecoration: "line-through",
color: "#999999"
}
}],
type: "view"
}, {
css: {
marginTop: "32rpx",
fontSize: "26rpx",
color: "#8c5400"
},
views: [{
text: "自营",
type: "text",
css: {
color: "#212121",
background: "#ffb400"
},
}, {
text: "30天最低价",
type: "text",
css: {
marginLeft: "16rpx",
background: "#fff4d9",
textDecoration: "line-through"
},
}, {
text: "满减优惠",
type: "text",
css: {
marginLeft: "16rpx",
background: "#fff4d9"
},
}, {
text: "超高好评",
type: "text",
css: {
marginLeft: "16rpx",
background: "#fff4d9"
},
}],
type: "view"
}, {
css: {
marginTop: "30rpx"
},
views: [
{
text: "360儿童电话手表9X 智能语音问答定位支付手表 4G全网通20米游泳级防水视频通话拍照手表男女孩星空蓝",
type: "text",
css: {
paddingRight: "32rpx",
boxSizing: "border-box",
lineClamp: 2,
color: "#333333",
lineHeight: "1.8em",
fontSize: "36rpx",
width: "478rpx"
},
}, {
text: "limeui.qcoon.cn",
type: "qrcode",
css: {
width: "128rpx",
height: "128rpx",
},
}],
type: "view"
}],
type: "view"
}
]
}
}
}
```
### 自定义字体
- 需要平台的支持,已知微信小程序支持,其它的没试过,如果可行请告之
```
// 需要在app.vue中下载字体
uni.loadFontFace({
global:true,
scopes: ['native'],
family: '自定义字体名称',
source: 'url("https://sungd.github.io/Pacifico.ttf")',
success() {
console.log('success')
}
})
// 然后就可以在插件的css中写font-family: '自定义字体名称'
```
### Nvue
- 必须为HBX 3.4.11及以上
### 原生小程序
- 插件里的`painter.js`支持在原生小程序中使用
- new Painter 之后在`source`里传入 JSON
- 再调用`render`绘制海报
- 如需生成图片,请查看微信小程序 cavnas 的[canvasToTempFilePath](https://developers.weixin.qq.com/miniprogram/dev/api/canvas/wx.canvasToTempFilePath.html)
```html
<canvas type="2d" id="painter" style="width: 100%"></canvas>
```
```js
import { Painter } from "./painter";
page({
data: {
poster: {
css: {
width: "750rpx",
},
views: [
{
type: "view",
css: {
background: "#d2d4c8",
paddingTop: "100rpx",
},
views: [
{
type: "view",
css: {
background: "#5f7470",
width: "33.33%",
height: "100rpx",
display: "inline-block",
},
},
{
type: "view",
css: {
background: "#889696",
width: "33.33%",
height: "100rpx",
display: "inline-block",
},
},
{
type: "view",
css: {
background: "#b8bdb5",
width: "33.33%",
height: "100rpx",
display: "inline-block",
},
},
],
},
],
},
},
async onLoad() {
const res = await this.getCentext();
const painter = new Painter(res);
// 返回计算布局后的整个内容尺寸
const { width, height } = await painter.source(this.data.poster);
// 得到计算后的尺寸后 可给canvas尺寸赋值达到动态响应效果
// 渲染
await painter.render();
},
// 获取canvas 2d
// 非2d 需要传一个 createImage 方法用于获取图片信息 即把 getImageInfo 的 success 通过 promise resolve 返回
getCentext() {
return new Promise((resolve) => {
wx.createSelectorQuery()
.select(`#painter`)
.node()
.exec((res) => {
let { node: canvas } = res[0];
resolve({
canvas,
context: canvas.getContext("2d"),
width: canvas.width,
height: canvas.height,
// createImage: getImageInfo()
pixelRatio: 2,
});
});
});
},
});
```
### 旧版(1.6.x)更新
- 由于 1.8.x 版放弃了以定位的方式,所以 1.6.x 版更新之后要每个样式都加上`position: absolute`
- 旧版的 `image` mode 模式被放弃,使用`object-fit`
- 旧版的 `isRenderImage` 改成 `is-canvas-to-temp-file-path`
- 旧版的 `maxLines` 改成 `line-clamp`
## API
### Props
| 参数 | 说明 | 类型 | 默认值 |
| -------------------------- | ------------------------------------------------------------ | ---------------- | ------------ |
| board | JSON 方式的海报元素对象集 | <em>object</em> | - |
| css | 海报内容最外层的样式,可以理解为`body` | <em>object</em> | 参数请向下看 |
| custom-style | canvas 元素的样式 | <em>string</em> | |
| hidden | 隐藏画板 | <em>boolean</em> | `false` |
| is-canvas-to-temp-file-path | 是否生成图片,在`@success`事件接收图片地址 | <em>boolean</em> | `false` |
| after-delay | 生成图片错乱,可延时生成图片 | <em>number</em> | `100` |
| type | canvas 类型,对微信头条支付宝小程序可有效,可选值:`2d``''` | <em>string</em> | `2d` |
| file-type | 生成图片的后缀类型, 可选值:`png``jpg` | <em>string</em> | `png` |
| path-type | 生成图片路径类型,可选值`url``base64` | <em>string</em> | `-` |
| pixel-ratio | 生成图片的像素密度,默认为对应手机的像素密度,`nvue`无效 | <em>number</em> | `-` |
| hidpi | H5和APP是否使用高清处理 | <em>boolean</em> | `true` |
| width | **废弃** 画板的宽度,一般只用于通过内部方法时加上 | <em>number</em> | `` |
| height | **废弃** 画板的高度 ,同上 | <em>number</em> | `` |
### css
| 属性名 | 支持的值或类型 | 默认值 |
| ----------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | -------- |
| (min\max)width | 支持`%``rpx``px` | - |
| height | 同上 | - |
| color | `string` | - |
| position | 定位,可选值:`absolute``fixed` | - |
| ↳ left、top、right、bottom | 配合`position`才生效,支持`%``rpx``px` | - |
| margin | 可简写或各方向分别写,如:`margin-top`,支持`auto``rpx``px` | - |
| padding | 可简写或各方向分别写,支持`rpx``px` | - |
| border | 可简写或各个值分开写:`border-width``border-style``border-color`,简写请按顺序写 | - |
| line-clamp | `number`,超过行数显示省略号 | - |
| vertical-align | 文字垂直对齐,可选值:`bottom``top``middle` | `middle` |
| line-height | 文字行高,支持`rpx``px``em` | `1.4em` |
| font-weight | 文字粗细,可选值:`normal``bold` | `normal` |
| font-size | 文字大小,`string`,支持`rpx``px` | `14px` |
| text-decoration | 文本修饰,可选值:`underline``line-through``overline` | - |
| text-stroke | 文字描边,可简写或各个值分开写,如:`text-stroke-color`, `text-stroke-width` | - |
| text-align | 文本水平对齐,可选值:`right``center` | `left` |
| display | 框类型,可选值:`block``inline-block``flex``none`,当为`none`时是不渲染该段, `flex`功能简陋。 | - |
| flex | 配合 display: flex; 属性定义了在分配多余空间,目前只用为数值如: flex: 1 | - |
| align-self | 配合 display: flex; 单个项目垂直轴对齐方式: `flex-start` `flex-end` `center` | `flex-start` |
| justify-content | 配合 display: flex; 水平轴对齐方式: `flex-start` `flex-end` `center` | `flex-start` |
| align-items | 配合 display: flex; 垂直轴对齐方式: `flex-start` `flex-end` `center` | `flex-start` |
| border-radius | 圆角边框,支持`%``rpx``px` | - |
| box-sizing | 可选值:`border-box` | - |
| box-shadow | 投影 | - |
| background(color) | 支持渐变,但必须写百分比!如:`linear-gradient(,#ff971b 0%, #ff5000 100%)``radial-gradient(#0ff 15%, #f0f 60%)`,目前 radial-gradient 渐变的圆心为元素中点,半径为最长边,不支持设置 | - |
| background-clip | 文字渐变,配合`background`背景渐变,设置`background-clip: text` 达到文字渐变效果 | - |
| background-image | view 元素背景:`url(src)`,若只是设置背景图,请不要设置`background-repeat` | - |
| background-repeat | 设置是否及如何重复背景纹理,可选值:`repeat``repeat-x``repeat-y``no-repeat` | `repeat` |
| [object-fit](https://developer.mozilla.org/zh-CN/docs/Web/CSS/object-fit/) | 图片元素适应容器方式,类似于`mode`,可选值:`cover``contain``fill``none` | - |
| [object-position](https://developer.mozilla.org/zh-CN/docs/Web/CSS/object-position) | 图片的对齐方式,配合`object-fit`使用 | - |
### 图片填充模式 object-fit
| 名称 | 含义 |
| ------- | ------------------------------------------------------ |
| contain | 保持宽高缩放图片,使图片的长边能完全显示出来 |
| cover | 保持宽高缩放图片,使图片的短边能完全显示出来,裁剪长边 |
| fill | 拉伸图片,使图片填满元素 |
| none | 保持图片原有尺寸 |
### 事件 Events
| 事件名 | 说明 | 返回值 |
| -------- | ---------------------------------------------------------------- | ------ |
| success | 生成图片成功,若使用`is-canvas-to-temp-filePath` 可以接收图片地址 | path |
| fail | 生成图片失败 | error |
| done | 绘制成功 | |
| progress | 绘制进度 | number |
### 暴露函数 Expose
| 事件名 | 说明 | 返回值 |
| -------- | ---------------------------------------------------------------- | ------ |
| render(object) | 渲染器传入JSON 绘制海报 | promise |
| [canvasToTempFilePath](https://uniapp.dcloud.io/api/canvas/canvasToTempFilePath.html#canvastotempfilepath)(object) | 把当前画布指定区域的内容导出生成指定大小的图片,并返回文件临时路径。 | |
| canvasToTempFilePathSync(object) | 同步接口,同上 | |
## 常见问题
- 1、H5 端使用网络图片需要解决跨域问题。
- 2、小程序使用网络图片需要去公众平台增加下载白名单二级域名也需要配
- 3、H5 端生成图片是 base64有时显示只有一半可以使用原生标签`<IMG/>`
- 4、发生保存图片倾斜变形或提示 native buffer exceed size limit 时,使用 pixel-ratio="2"参数,降分辨率。
- 5、h5 保存图片不需要调接口,提示用户长按图片保存。
- 6、画板不能隐藏包括`v-if``v-show``display:none``opacity:0`,另外也不要把画板放在弹窗里。如果需要隐藏画板请设置 `custom-style="position: fixed; left: 200%"`
- 7、微信小程序真机调试请使用 **真机调试2.0**不支持1.0。
- 8、微信小程序打开调试时可以生但并闭无法生成时这种情况一般是没有在公众号配置download域名
- 9、HBX 3.4.5之前的版本不支持vue3
- 10、在微信开发工具上 canvas 层级最高无法zindex并不影响真机
- 11、请不要导入非uni_modules插件
- 12、关于QQ小程序 报 Propertyor method"toJSON"is not defined 请把基础库调到 1.50.3
- 13、支付宝小程序 IDE 不支持 生成图片 请以真机调试结果为准
- 14、返回值为字符串 `data:,` 大概是尺寸超过限制,设置 pixel-ratio="2"
- 华为手机 APP 上无法生成图片,请使用 HBX2.9.11++(已过时,忽略这条)
- IOS APP 请勿使用 HBX2.9.3.20201014 的版本!这个版本无法生成图片。(已过时,忽略这条)
- 苹果微信 7.0.20 存在闪退和图片无法 onload 为微信 bug已过时忽略这条
- 微信小程序 IOS 旧接口 如父级设置圆角子级也设会导致子级的失效为旧接口BUG。
- 微信小程序 安卓 旧接口 如使用图片必须加背景色为旧接口BUG。
- 微信小程序 安卓端 [图片可能在首次可以加载成功,再次加载会不触发任何事件](https://developers.weixin.qq.com/community/develop/doc/000ee2b8dacf4009337f51f4556800?highLine=canvas%25202d%2520createImage),临时解决方法是给图片加个时间戳
## 打赏
如果你觉得本插件,解决了你的问题,赠人玫瑰,手留余香。
![](https://testingcf.jsdelivr.net/gh/liangei/image@1.9/alipay.png)
![](https://testingcf.jsdelivr.net/gh/liangei/image@1.9/wpay.png)

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@ -0,0 +1,128 @@
## 1.5.22025-04-01
- fix: 修复`钉钉小程序`无法生成图片的问题
## 1.5.12025-03-28
- fix: uniapp app 缺少,导致报错
## 1.5.02025-03-28
- fix: uniappx 微信小程序的`landscape`报错
## 1.4.92025-03-27
- fix: uniapp 缺少,导致报错
## 1.4.82025-03-26
- fix: uniappx app `change`事件不生效的问题
## 1.4.72025-03-25
- feat: 增加`change`事件
## 1.4.62024-07-18
- chore: 更新文档
## 1.4.52024-07-17
- chore: 删除多余console
## 1.4.42024-07-15
- fix: 修复`钉钉小程序`无法生成图片的问题
## 1.4.32024-07-15
- fix: 修复`钉钉小程序`无法使用的问题
## 1.4.22024-07-04
- fix: 修复`vue2`因类型问题无法使用
## 1.4.12024-07-04
- fix: 修复`uvue`因类型问题无法使用
## 1.4.02024-05-21
- fix: 修复`nvue`因重复`width``height`重复导致无法使用
## 1.3.92024-04-11
- feat: 增加`preferToDataURL`porps是否优先使用`toDataURL`生成图片,在支持`toDataURL`的环境优先使用会生成base64的图片
## 1.3.82024-04-10
- fix: 修复因兼容抖音导致微信小程序图片不完整
## 1.3.72024-04-10
- fix: 修复uniapp x(web)无法生图的问题
- feat: 支持uniapp x(web on pc)
## 1.3.62024-04-09
- fix: 修复抖音小程序无法生成图片
## 1.3.52024-04-01
- feat: 支持uniapp x ios(app-js)
## 1.3.42024-03-11
- feat: app-vue,app-nvue支持生成图片时传`destWidth`,`destHeight`
## 1.3.32024-03-07
- fix: 修复因小数导致mask无法生成
## 1.3.22024-03-06
- fix: 修复app-vue多重复命名变量导致无法使用
## 1.3.12024-03-04
- fix: 缺少this导致云打包失败
## 1.3.02024-02-28
- feat: 支持uniapp x web
## 1.2.92024-02-21
- fix: 修复微信小程序IOS会断断续续的问题
## 1.2.82023-12-21
- fix: 修复redo函数漏了`,`
## 1.2.72023-12-19
- fix: 修复因非uniapp x默认引入了uts文件导入无法运行
## 1.2.62023-12-18
- feat: 增加支持uniapp x
## 1.2.52023-10-11
- fix: 修复PC浏览不生效的问题
## 1.2.42023-08-28
- feat: 增加 `disabled`
## 1.2.32023-08-26
- fix: 修复app-nvue 无法生成图片
## 1.2.22023-08-24
- fix: 修复app端获取`boundingBox`尺寸异常
## 1.2.12023-08-23
- fix: 修复因画板尺寸有小数导致`boundingBox`失效
## 1.2.02023-08-22
- fix: vue3 app 无法在第一时间获取到 `getSystemInfoSync` 函数,故在生命周期里获取
## 1.1.92023-08-18
- fix: 排除`backgroundColor``transparent`的参数,因为会导致生成空白图片
## 1.1.82023-08-16
- chore: 去掉多余的console.log
## 1.1.72023-08-09
- fix: 修复 支付宝无法生成的问题
## 1.1.62023-08-03
- fix: 多了个 return
## 1.1.52023-07-27
- fix: 修复 微信小程序PC端无法绘制问题
## 1.1.42023-07-21
- fix: 修复 APP 报 `requestAnimationFrame` 的问题
## 1.1.32023-07-20
- fix: 修复 性能较一般的手机 手写会卡顿的问题
## 1.1.22023-07-18
- fix: 修复 非 canvas 2d 微信小程序 无法生成图片
## 1.1.12023-07-04
- feat: 增加 `boundingBox` 属性,只生成有笔画的内容区域,从而缩小图片的尺寸节省空间
## 1.1.02023-06-20
- feat: 增加 `canvasToTempFilePath` 质量参数
## 1.0.92023-06-13
- fix: 修复大屏设备上画板会被离屏canvas挡住的情况
## 1.0.82023-06-12
- fix: 修复vue2 rendrejs 导入问题
## 1.0.72023-06-09
- fix: 修复vue3 rendrejs 找到不节点问题
## 1.0.62023-05-23
- chore: stylus 改为 scss
## 1.0.52023-05-16
- fix: 修复转临时路径出错
## 1.0.42023-04-17
- chore: 删除多余字符
## 1.0.32023-04-15
- BUG: QQ小程序可以使用会有报错但不影响使用
## 1.0.22023-04-15
- feat: 支持横屏
- BUG: QQ小程序无法使用为UNI官方问题插件所需要的API传this都会报错。
## 1.0.12023-04-03
- fix: 销毁时报错
## 1.0.02022-10-27
- feat: 增加背景色
- feat: 修复 app canvasToTempFilePath 无操作只能执行一次的问题
## 0.8.02022-08-22
- feat: 增加beforeDelay 延时初始化,可用于手写板在弹窗里时
## 0.7.02022-08-16
- fix: 修复缺少 canvasWidth
## 0.6.02022-07-16
- fix: 修复 success is no defined
## 0.5.02022-07-09
- feat: canvasToTempFilePath success 增加返回 isEmpty
- fix: 修复 微信小程序 canvasToTempFilePath 无效问题
## 0.4.02022-07-04
- fix: 生成图片缺少最后一笔
## 0.3.02022-05-24
- chore: 支持多端 H5 小程序 APP APP-NVUE
## 0.2.02021-07-09
- chore: 统一命名规范,无须主动引入组件
- fix: 修复错位问题
## 0.1.02021-03-07
- 首次上传
- 撤消、清空、保存、模拟压感等功能

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const uniPlatform = uni.getSystemInfoSync().uniPlatform
export const uniContext = (canvasId, context) => {
let ctx = uni.createCanvasContext(canvasId, context)
if (!ctx.uniDrawImage) {
ctx.uniDrawImage = ctx.drawImage
ctx.drawImage = (image, ...agrs) => {
ctx.uniDrawImage(image.src, ...agrs)
}
}
if (!ctx.getImageData) {
ctx.getImageData = (x, y, width, height) => {
return new Promise((resolve, reject) => {
// #ifdef MP || VUE2
if (context.proxy) context = context.proxy
// #endif
uni.canvasGetImageData({
canvasId,
x,
y,
width:parseInt(width),
height:parseInt(height),
success(res) {
resolve(res)
},
fail(error) {
reject(error)
}
}, context)
})
}
} else {
ctx._getImageData = ctx.getImageData
ctx.getImageData = (x, y, width, height) => {
return new Promise((resolve, reject) => {
ctx._getImageData({
x,
y,
width: parseInt(width) ,
height:parseInt(height),
success(res) {
resolve(res)
},
fail(error) {
reject(error)
}
})
})
}
}
return ctx
}
class Image {
constructor() {
this.currentSrc = null
this.naturalHeight = 0
this.naturalWidth = 0
this.width = 0
this.height = 0
this.tagName = 'IMG'
}
onerror() {}
onload() {}
set src(src) {
this.currentSrc = src
uni.getImageInfo({
src,
success: (res) => {
this.naturalWidth = this.width = res.width
this.naturalHeight = this.height = res.height
this.onload()
},
fail: () => {
this.onerror()
}
})
}
get src() {
return this.currentSrc
}
}
export const createImage = () => {
return new Image()
}
export function useCurrentPage() {
const pages = getCurrentPages();
return pages[pages.length - 1];
}
export const toDataURL = (canvasId, context, options = {}) => {
// #ifdef MP-QQ
// context = context.$scope
// #endif
// #ifdef MP-ALIPAY
context = ''
// #endif
return new Promise((resolve, reject) => {
let {
canvas,
width,
height,
destWidth = 0,
destHeight = 0,
x = 0,
y = 0,
preferToDataURL
} = options
const {
pixelRatio
} = uni.getSystemInfoSync()
// #ifdef MP-ALIPAY
const isDD = typeof dd != 'undefined'
if (!isDD && (!destWidth || !destHeight)) {
destWidth = width * pixelRatio;
destHeight = height * pixelRatio;
width = destWidth;
height = destHeight;
x = x * pixelRatio
y = y * pixelRatio
}
// #endif
const params = {
...options,
canvasId,
id: canvasId,
// #ifdef MP-ALIPAY
x,
y,
width,
height,
destWidth,
destHeight,
// #endif
canvas,
success: (res) => {
// 钉钉小程序 不存在tempFilePath
resolve(res.tempFilePath || res.filePath)
},
fail: (err) => {
reject(err)
}
}
// 抖音小程序canvas 2d不支持canvasToTempFilePath
if (canvas && canvas.toDataURL && preferToDataURL) {
let next = true
const devtools = uni.getSystemInfoSync().platform == 'devtools'
// #ifdef MP-TOUTIAO
next = uni.getSystemInfoSync().platform != 'devtools'
if (!next) {
console.warn('[lime-signature] 抖音开发工具不支持bbox')
}
// #endif
if ((x || y) && next) {
const offCanvas = uni.createOffscreenCanvas({
type: '2d'
});
const ctx = offCanvas.getContext("2d");
const destWidth = Math.floor(width * pixelRatio)
const destHeight = Math.floor(height * pixelRatio)
offCanvas.width = destWidth // canvas.width;
offCanvas.height = destHeight // canvas.height;
// ctx.scale(pixelRatio, pixelRatio)
// ctx.drawImage(canvas, Math.floor(x*pixelRatio), Math.floor(y*pixelRatio), destWidth, destHeight, 0,0, destWidth, destHeight);
// 抖音不能在drawImage使用canvas
const image = canvas.createImage()
image.onload = () => {
ctx.drawImage(image, Math.floor(x * pixelRatio), Math.floor(y * pixelRatio),
destWidth, destHeight, 0, 0, destWidth, destHeight)
const tempFilePath = offCanvas.toDataURL();
resolve(tempFilePath)
if (params.success) {
params.success({
tempFilePath
})
}
}
image.src = canvas.toDataURL()
} else {
const tempFilePath = canvas.toDataURL()
resolve(tempFilePath)
if (params.success) {
params.success({
tempFilePath
})
}
}
} else if (canvas && canvas.toTempFilePath) {
canvas.toTempFilePath(params)
} else {
uni.canvasToTempFilePath(params, context)
}
})
}

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<template>
<view class="l-signature" ref="signatureRef" :style="[drawableStyle]">
<!-- #ifdef APP -->
<view class="l-signature-landscape" ref="signatureLandscapeRef" v-if="landscape && url !=''"
:style="[landscapeStyle]">
<image class="l-signature-image" :style="[landscapeImageStyle]" :src="url"></image>
</view>
<!-- #endif -->
<!-- #ifndef APP -->
<canvas id="l-signature" class="l-signature__canvas" @touchstart="touchstart" @touchmove.stop="touchmove"
@touchend="touchend">
</canvas>
<!-- #endif -->
</view>
</template>
<script lang="uts" setup>
// @ts-nocheck
// #ifdef APP
import { Signature } from './signature.uts'
// #endif
// #ifndef APP
import { Signature } from './signature.js'
import { wrapEvent } from './utils'
// #endif
import { LSignatureToTempFilePathOptions, LSignatureToFileSuccess, LSignatureOptions } from '../../index.uts'
// type SignatureToFileSuccessCallback = (res : UTSJSONObject) => void
// type SignatureToFileFailCallback = (res : TakeSnapshotFail) => void
// type SignatureToFileCompleteCallback = (res : any) => void
/**
* LimeSignature 手写板签名
* @description 手写板签名插件,uvue专用版。
* @tutorial https://ext.dcloud.net.cn/plugin?id=4354
* @property {Number} penSize 画笔大小
* @property {String} penColor 画笔颜色
* @property {String} backgroundColor 背景颜色,不填则为透明
* @property {Boolean} disableScroll 当在写字时禁止屏幕滚动以及下拉刷新nvue无效
*/
const emit = defineEmits(['change'])
const props = defineProps({
styles: {
type: String,
default: ''
},
penColor: {
type: String,
default: 'black'
},
penSize: {
type: Number,
default: 2
},
backgroundColor: {
type: String,
default: ''
},
openSmooth: {
type: Boolean,
default: false
},
minLineWidth: {
type: Number,
default: 2
},
maxLineWidth: {
type: Number,
default: 6
},
minSpeed: {
type: Number,
default: 1.5
},
maxWidthDiffRate: {
type: Number,
default: 20
},
maxHistoryLength: {
type: Number,
default: 20
},
disableScroll: {
type: Boolean,
default: true
},
disabled: {
type: Boolean,
default: false
},
landscape: {
type: Boolean,
default: false
},
})
const drawableStyle = computed<string>(() : string => {
let style : string = ''
if (props.backgroundColor != '') {
style += `background-color: ${props.backgroundColor};`
}
if (props.styles != '') {
style += props.styles
}
return style
})
const signatureRef = ref<UniElement | null>(null)
let signatureLandscapeRef = ref<UniElement | null>(null)
let landscapeStyle = ref<Map<string, string>>(new Map())
let landscapeImageStyle = ref<Map<string, string>>(new Map())
let isCanvasEmpty = true
let signature : Signature | null = null
let url = ref('')
// 检查并触发事件的方法
const checkAndEmitEmptyStatus = () => {
// #ifndef APP
// @ts-ignore
const isEmpty = signature?.isEmpty() ?? true
// #endif
// #ifdef APP
// @ts-ignore
const isEmpty = signature?.isEmpty ?? true
// #endif
if (isEmpty != isCanvasEmpty) {
isCanvasEmpty = isEmpty
emit('change', isCanvasEmpty)
}
}
// #ifndef APP
let canvas : HTMLCanvasElement | null = null;
const getTouch = (event : UniTouchEvent) => {
const touch = event.touches.length ? event.touches[0] : event.changedTouches[0];
return {
points: [
{
x: touch.clientX, //- rect.left,
y: touch.clientY //- rect.top
}
]
}
}
let touchstart = (e : UniTouchEvent) => {
// #ifndef WEB
signature!.canvas.emit('touchstart', getTouch(e))
// #endif
}
let touchmove = (e : UniTouchEvent) => {
// #ifndef WEB
signature!.canvas.emit('touchmove', getTouch(e))
// #endif
}
let touchend = (e : UniTouchEvent) => {
// #ifndef WEB
signature!.canvas.emit('touchend', getTouch(e))
// #endif
setTimeout(() => {
checkAndEmitEmptyStatus()
}, 0); // 绘制结束时检查
}
// #endif
const clear = () => {
signature?.clear()
checkAndEmitEmptyStatus() // 状态检查
}
const redo = () => {
signature?.redo()
checkAndEmitEmptyStatus() // 状态检查
}
const undo = () => {
signature?.undo()
checkAndEmitEmptyStatus() // 状态检查
}
const canvasToTempFilePath = (options : LSignatureToTempFilePathOptions) => {
const success = options.success // as SignatureToFileSuccessCallback | null
const fail = options.fail // as SignatureToFileFailCallback | null
const complete = options.complete// as SignatureToFileCompleteCallback | null
const format = options.format ?? 'png'
// #ifdef APP
signatureRef.value?.takeSnapshot({
format,
success: (res) => {
if (props.landscape) {
url.value = res.tempFilePath;
setTimeout(() => {
signatureLandscapeRef.value?.takeSnapshot({
format,
success: (res2) => {
success?.({
tempFilePath: res2.tempFilePath,
isEmpty: signature?.isEmpty ?? false
} as LSignatureToFileSuccess)
}
})
}, 300)
} else {
success?.({
tempFilePath: res.tempFilePath,
isEmpty: signature?.isEmpty ?? false
} as LSignatureToFileSuccess)
}
},
fail: (res) => {
fail?.(res)
},
complete: (res) => {
complete?.(res)
}
} as TakeSnapshotOptions)
// #endif
// #ifndef APP
// @ts-ignore
const { backgroundColor, backgroundImage, landscape, boundingBox } = props
const { quality = 1 } = options
const flag = landscape || backgroundColor || boundingBox
const type = `image/${format}`.replace(/jpg/, 'jpeg');
const image = canvas?.toDataURL(!flag && type, !flag && quality)
if (flag) {
// @ts-ignore
// #ifdef WEB
const offCanvas = document.createElement('canvas')
// #endif
// #ifndef WEB
const offCanvas = uni.createOffscreenCanvas({ type: '2d' });
// #endif
// @ts-ignore
const pixelRatio = signature?.canvas.get('pixelRatio')
// @ts-ignore
let width = signature?.canvas.get('width')
// @ts-ignore
let height = signature?.canvas.get('height')
let x = 0
let y = 0
// @ts-ignore
const next = () => {
const size = [width, height]
if (landscape) {
size.reverse()
}
offCanvas.width = size[0] * pixelRatio
offCanvas.height = size[1] * pixelRatio
const param = [x, y, width, height, 0, 0, width, height].map(item => item * pixelRatio)
const context = offCanvas.getContext('2d')
if (landscape) {
context.translate(0, width * pixelRatio)
context.rotate(-Math.PI / 2)
}
if (backgroundColor) {
context.fillStyle = backgroundColor
context.fillRect(0, 0, width * pixelRatio, height * pixelRatio)
}
const drawImage = () => {
// @ts-ignore
context.drawImage(image, ...param)//signature?.canvas!.get('el')
success?.({
tempFilePath: offCanvas.toDataURL(type, quality),
// @ts-ignore
isEmpty: signature?.isEmpty() ?? false
} as LSignatureToFileSuccess)
offCanvas.remove()
}
if (backgroundImage) {
const img = new Image();
img.onload = () => {
context.drawImage(img, ...param)
drawImage()
}
img.src = backgroundImage
}
if (!backgroundImage) {
drawImage()
}
}
if (boundingBox) {
// @ts-ignore
const res = signature?.getContentBoundingBox()
width = res.width
height = res.height
x = res.startX
y = res.startY
next()
} else {
next()
}
} else {
success?.({
tempFilePath: image,
// @ts-ignore
isEmpty: signature?.isEmpty() ?? false
} as LSignatureToFileSuccess)
}
// #endif
}
defineExpose({
clear,
redo,
undo,
canvasToTempFilePath,
})
// #ifndef APP
// #ifdef WEB
let _touchstart, _touchmove, _touchend
// #endif
const instance = getCurrentInstance()!.proxy!;
uni.createCanvasContextAsync({
id: 'l-signature',
component: instance,
success: (context : CanvasContext) => {
const canvasContext = context.getContext('2d')!;
canvas = canvasContext.canvas;
// 处理高清屏逻辑
const dpr = uni.getDeviceInfo().devicePixelRatio ?? 1;
canvas.width = canvas.offsetWidth * dpr;
canvas.height = canvas.offsetHeight * dpr;
canvasContext.scale(dpr, dpr); // 仅需调用一次,当调用 reset 方法后需要再次 scale
signature = new Signature({
// @ts-ignore
context: canvasContext,
width: canvas.offsetWidth,
height: canvas.offsetHeight,
canvas: context,
pixelRatio: 1,
})
// signature = new Signature({el: canvas})
watchEffect(() => {
const options : LSignatureOptions = {
penColor: props.penColor,
openSmooth: props.openSmooth,
disableScroll: props.disableScroll,
disabled: props.disabled,
penSize: props.penSize,
minLineWidth: props.minLineWidth,
maxLineWidth: props.maxLineWidth,
minSpeed: props.minSpeed,
maxWidthDiffRate: props.maxWidthDiffRate,
maxHistoryLength: props.maxHistoryLength
}
// @ts-ignore
signature?.pen.setOption(options)
})
// #ifdef WEB
let isTouch = false
_touchstart = (event : UniMouseEvent) => {
isTouch = true
const rect = canvas?.getBoundingClientRect()
// @ts-ignore
signature!.canvas.emit('touchstart', {
points: [
{
x: event.clientX - rect.left,
y: event.clientY - rect.top
}
]
})
}
_touchmove = (event : UniMouseEvent) => {
if (!isTouch) return
const rect = canvas?.getBoundingClientRect()
// @ts-ignore
signature!.canvas.emit('touchmove', {
points: [
{
x: event.clientX - rect.left,
y: event.clientY - rect.top
}
]
})
}
_touchend = (event : UniMouseEvent) => {
isTouch = false
const rect = canvas?.getBoundingClientRect();
// @ts-ignore
signature!.canvas.emit('touchend', {
points: [
{
x: event.clientX - rect.left,
y: event.clientY - rect.top
}
]
})
setTimeout(function() {
checkAndEmitEmptyStatus()
}, 0); // 绘制结束时检查
}
canvas?.addEventListener('mousedown', _touchstart)
canvas?.addEventListener('mousemove', _touchmove)
canvas?.addEventListener('mouseup', _touchend)
// canvas?.addEventListener('mouseleave', _touchend)
// #endif
}
})
// #endif
onMounted(() => {
nextTick(() => {
const width = signatureRef.value?.offsetWidth
const height = signatureRef.value?.offsetHeight
// #ifdef APP
landscapeStyle.value.set('width', `${height}px`)
landscapeStyle.value.set('height', `${width}px`)
landscapeImageStyle.value.set('width', `${width}px`)
landscapeImageStyle.value.set('height', `${height}px`)
landscapeImageStyle.value.set('transform', `rotate(-90deg) translateY(${width}px)`)
signature = new Signature(signatureRef.value!)
watchEffect(() => {
const options : LSignatureOptions = {
penColor: props.penColor,
openSmooth: props.openSmooth,
disableScroll: props.disableScroll,
disabled: props.disabled,
penSize: props.penSize,
minLineWidth: props.minLineWidth,
maxLineWidth: props.maxLineWidth,
minSpeed: props.minSpeed,
maxWidthDiffRate: props.maxWidthDiffRate,
maxHistoryLength: props.maxHistoryLength
}
// #ifdef APP
signature?.setOption(options)
signature?.onChange((_isEmpty: boolean)=>{
checkAndEmitEmptyStatus()
})
// #endif
})
// #endif
})
})
onUnmounted(() => {
// #ifdef WEB
canvas?.removeEventListener('mousedown', _touchstart)
canvas?.removeEventListener('mousemove', _touchmove)
canvas?.removeEventListener('mouseup', _touchend)
// canvas?.removeEventListener('mouseleave', touchend)
canvas?.remove()
// #endif
})
</script>
<style lang="scss">
.l-signature {
flex: 1;
&__canvas {
width: 100%;
height: 100%;
}
&-landscape {
position: absolute;
pointer-events: none;
left: 1000rpx;
}
&-image {
transform-origin: 0% 0%;
}
}
</style>

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<template>
<view class="lime-signature" v-if="show" :style="[canvasStyle, styles]" ref="limeSignature">
<!-- #ifndef APP-VUE || APP-NVUE -->
<canvas v-if="useCanvas2d" class="lime-signature__canvas" :id="canvasId" type="2d"
:disableScroll="disableScroll" @touchstart="touchStart" @touchmove="touchMove"
@touchend="touchEnd"></canvas>
<canvas v-else :disableScroll="disableScroll" class="lime-signature__canvas" :canvas-id="canvasId"
:id="canvasId" :width="canvasWidth" :height="canvasHeight" @touchstart="touchStart" @touchmove="touchMove"
@touchend="touchEnd" @mousedown="touchStart" @mousemove="touchMove" @mouseup="touchEnd"></canvas>
<canvas v-if="showOffscreen" class="offscreen" canvas-id="offscreen" id="offscreen"
:style="'width:' + offscreenSize[0] + 'px;height:' + offscreenSize[1] + 'px'" :width="offscreenSize[0]"
:height="offscreenSize[1]">
</canvas>
<view v-if="showMask" class="mask" @touchstart="touchStart" @touchmove.stop.prevent="touchMove"
@touchend="touchEnd"></view>
<!-- #endif -->
<!-- #ifdef APP-VUE -->
<view :id="canvasId" :disableScroll="disableScroll" :rparam="param" :change:rparam="sign.update"
:rclear="rclear" :change:rclear="sign.clear" :rundo="rundo" :rredo="rredo" :change:rredo="sign.redo"
:change:rundo="sign.undo" :rsave="rsave" :rmask="rmask" :change:rsave="sign.save" :change:rmask="sign.mask"
:rdestroy="rdestroy" :change:rdestroy="sign.destroy" :rempty="rempty" :change:rempty="sign.isEmpty">
</view>
<!-- #endif -->
<!-- #ifdef APP-NVUE -->
<web-view src="/uni_modules/lime-signature/hybrid/html/index.html" class="lime-signature__canvas" ref="webview"
@pagefinish="onPageFinish" @error="onError" @onPostMessage="onMessage"></web-view>
<!-- #endif -->
</view>
</template>
<script>
// #ifndef APP-NVUE
import {
canIUseCanvas2d,
wrapEvent,
requestAnimationFrame,
sleep,
isTransparent
} from './utils'
import {
Signature
} from './signature.js'
// import {Signature} from '@signature';
import {
uniContext,
createImage,
toDataURL
} from './context'
// #endif
import props from './props';
import {
base64ToPath,
getRect
} from './utils'
import {
nextTick
} from 'vue';
/**
* LimeSignature 手写板签名
* @description 手写板签名插件一款能跑在uniapp各端中的签名插件支持横屏背景色笔画颜色笔画大小等功能,可生成有内容的区域减小图片尺寸节省空间
* @tutorial https://ext.dcloud.net.cn/plugin?id=4354
* @property {Number} penSize 画笔大小
* @property {Number} minLineWidth 线条最小宽
* @property {Number} maxLineWidth 线条最大宽
* @property {String} penColor 画笔颜色
* @property {String} backgroundColor 背景颜色,不填则为透明
* @property {type} 指定 canvas 类型
* @value 2d canvas 2d
* @value '' canvas 2d 旧接口微信不再维护
* @property {Boolean} openSmooth 模拟笔锋
* @property {Number} beforeDelay 延时初始化在放在弹窗里可以使用 毫秒
* @property {Number} maxHistoryLength 限制历史记录数即最大可撤销数传入0则关闭历史记录功能
* @property {Boolean} landscape 横屏使用后在最后生成图片时会图片旋转90度
* @property {Boolean} disableScroll 当在写字时禁止屏幕滚动以及下拉刷新nvue无效
* @property {Boolean} boundingBox 只生成内容区域即未画部分不生成有性能的损耗
*/
export default {
props,
// emits: ['change'],
data() {
return {
canvasWidth: null,
canvasHeight: null,
offscreenWidth: null,
offscreenHeight: null,
useCanvas2d: true,
show: true,
offscreenStyles: '',
showMask: false,
showOffscreen: false,
isPC: false,
isCanvasEmpty: true,
// #ifdef APP-PLUS
rclear: 0,
rdestroy: 0,
rundo: 0,
rredo: 0,
rsave: JSON.stringify({
n: 0,
fileType: 'png',
quality: 1,
destWidth: 0,
destHeight: 0,
}),
rmask: JSON.stringify({
n: 0,
destWidth: 0,
destHeight: 0,
}),
rempty: 0,
risEmpty: true,
toDataURL: null,
tempFilePath: [],
// #endif
}
},
computed: {
canvasId() {
// #ifdef VUE2
return `lime-signature${this._uid}`
// #endif
// #ifdef VUE3
return `lime-signature${this._.uid}`
// #endif
},
offscreenId() {
return this.canvasId + 'offscreen'
},
offscreenSize() {
const {
offscreenWidth,
offscreenHeight
} = this
return this.landscape ? [offscreenHeight, offscreenWidth] : [offscreenWidth, offscreenHeight]
},
canvasStyle() {
const {
canvasWidth,
canvasHeight,
backgroundColor
} = this
return {
width: canvasWidth && (canvasWidth + 'px'),
height: canvasHeight && (canvasHeight + 'px'),
background: backgroundColor
}
},
param() {
const {
penColor,
penSize,
backgroundColor,
backgroundImage,
landscape,
boundingBox,
openSmooth,
minLineWidth,
maxLineWidth,
minSpeed,
maxWidthDiffRate,
maxHistoryLength,
disableScroll,
disabled
} = this
return JSON.parse(JSON.stringify({
penColor,
penSize,
backgroundColor,
backgroundImage,
landscape,
boundingBox,
openSmooth,
minLineWidth,
maxLineWidth,
minSpeed,
maxWidthDiffRate,
maxHistoryLength,
disableScroll,
disabled
}))
}
},
// #ifdef APP-NVUE
watch: {
param(v) {
this.$refs.webview.evalJS(`update(${JSON.stringify(v)})`)
}
},
// #endif
// #ifndef APP-PLUS
created() {
const {
platform
} = uni.getSystemInfoSync()
this.isPC = /windows|mac/.test(platform)
this.useCanvas2d = this.type == '2d' && canIUseCanvas2d() && !this.isPC
// #ifndef H5
this.showMask = this.isPC
// #endif
},
// #endif
// #ifndef APP-PLUS
async mounted() {
if (this.beforeDelay) {
await sleep(this.beforeDelay)
}
const config = await this.getContext()
this.signature = new Signature(config)
this.canvasEl = this.signature.canvas.get('el')
this.offscreenWidth = this.canvasWidth = this.signature.canvas.get('width')
this.offscreenHeight = this.canvasHeight = this.signature.canvas.get('height')
this.stopWatch = this.$watch('param', (v) => {
this.signature.pen.setOption(v)
}, {
immediate: true
})
},
// #endif
// #ifndef APP-PLUS
// #ifdef VUE3
beforeUnmount() {
this.stopWatch && this.stopWatch()
this.signature.destroy()
this.signature = null
this.show = false;
// #ifdef APP-VUE || APP-NVUE
this.rdestroy++
// #endif
},
// #endif
// #ifdef VUE2
beforeDestroy() {
this.stopWatch && this.stopWatch()
this.signature.destroy()
this.show = false;
this.signature = null
// #ifdef APP-VUE || APP-NVUE
this.rdestroy++
// #endif
},
// #endif
// #endif
methods: {
checkAndEmitEmptyStatus() {
setTimeout(() => {
// #ifdef APP-VUE || APP-NVUE
const isEmpty = this.risEmpty
// #endif
// #ifndef APP-VUE || APP-NVUE
const isEmpty = this.signature?.isEmpty() ?? true
// #endif
if (isEmpty != this.isCanvasEmpty) {
this.isCanvasEmpty = isEmpty
this.$emit('change', isEmpty)
}
}, 0);
},
// #ifdef MP-QQ
// toJSON() { return this },
// #endif
// #ifdef APP-PLUS
onPageFinish() {
this.$refs.webview.evalJS(`update(${JSON.stringify(this.param)})`)
},
onMessage(e = {}) {
const {
detail: {
data: [res]
}
} = e
if (res.event?.save) {
this.toDataURL = res.event.save
}
if (res.event?.changeSize) {
const {
width,
height
} = res.event.changeSize
}
if (res.event.hasOwnProperty('isEmpty')) {
this.risEmpty = res.event.isEmpty
this.checkAndEmitEmptyStatus()
}
if (res.event?.file) {
this.tempFilePath.push(res.event.file)
if (this.tempFilePath.length > 7) {
this.tempFilePath.shift()
}
return
}
if (res.event?.success) {
if (res.event.success) {
this.tempFilePath.push(res.event.success)
if (this.tempFilePath.length > 8) {
this.tempFilePath.shift()
}
this.toDataURL = this.tempFilePath.join('')
this.tempFilePath = []
} else {
this.$emit('fail', 'canvas no data')
}
return
}
},
// #endif
redo() {
// #ifdef APP-VUE || APP-NVUE
this.rredo += 1
// #endif
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`redo()`)
// #endif
// #ifndef APP-VUE
if (this.signature){
this.signature.redo()
}
this.checkAndEmitEmptyStatus()
// #endif
},
restore() {
this.redo()
},
undo() {
// #ifdef APP-VUE || APP-NVUE
this.rundo += 1
// #endif
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`undo()`)
// #endif
// #ifndef APP-VUE
if (this.signature)
this.signature.undo()
this.checkAndEmitEmptyStatus()
// #endif
},
clear() {
// #ifdef APP-VUE || APP-NVUE
this.rclear += 1
// #endif
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`clear()`)
// #endif
// #ifndef APP-VUE
if (this.signature)
this.signature.clear()
this.checkAndEmitEmptyStatus()
// #endif
},
isEmpty() {
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`isEmpty()`)
// #endif
// #ifdef APP-VUE || APP-NVUE
this.rempty += 1
// #endif
// #ifndef APP-VUE || APP-NVUE
return this.signature.isEmpty()
// #endif
},
async canvasToMaskPath(param = {}) {
const isEmpty = this.isEmpty()
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`mask(${JSON.stringify(param)})`)
// #endif
// #ifdef APP-VUE || APP-NVUE
const stopURLWatch = this.$watch('toDataURL', (v, n) => {
if (v && v !== n) {
// if(param.pathType == 'url') {
base64ToPath(v).then(res => {
param.success({
tempFilePath: res,
isEmpty: this.risEmpty
})
})
// } else {
// param.success({tempFilePath: v,isEmpty: this.risEmpty })
// }
this.toDataURL = ''
}
stopURLWatch && stopURLWatch()
})
const {
fileType,
quality
} = param
const rmask = JSON.parse(this.rmask)
rmask.n++
rmask.destWidth = param.destWidth ?? 0
rmask.destHeight = param.destHeight ?? 0
// rmask.fileType = fileType
// rmask.quality = quality
this.rmask = JSON.stringify(rmask)
// #endif
// #ifndef APP-VUE || APP-NVUE
this.showOffscreen = true
let width = this.signature.canvas.get('width')
let height = this.signature.canvas.get('height')
let {
pixelRatio
} = uni.getSystemInfoSync()
if (this.useCanvas2d) {
this.offscreenWidth = width * pixelRatio
this.offscreenHeight = height * pixelRatio
} else {
this.offscreenWidth = width
this.offscreenHeight = height
}
await sleep(100)
const context = uni.createCanvasContext('offscreen', this)
const size = Math.max(this.offscreenWidth, this.offscreenHeight)
const success = (success) => param.success && param.success(success)
const fail = (fail) => param.fail && param.fail(fail)
this.signature.pen.getMaskedImageData((imageData) => {
let canvasPutImageData = (options, comp) => {
if (uni.canvasPutImageData) {
uni.canvasPutImageData(options, comp)
} else if (context.putImageData) {
context.putImageData(options)
}
}
canvasPutImageData({
canvasId: 'offscreen',
x: 0,
y: 0,
width: width,
height: height,
data: imageData,
fail(err) {
fail(err)
},
success: (re) => {
toDataURL('offscreen', this, param).then((res) => {
context.restore()
context.clearRect(0, 0, size, size)
this.offscreenWidth = width
this.offscreenHeight = height
this.showOffscreen = false
success({
tempFilePath: res,
isEmpty
})
})
}
}, this)
})
// #endif
},
canvasToTempFilePath(param = {}) {
const isEmpty = this.isEmpty()
// #ifdef APP-NVUE
this.$refs.webview.evalJS(`save(${JSON.stringify(param)})`)
// #endif
// #ifdef APP-VUE || APP-NVUE
const stopURLWatch = this.$watch('toDataURL', (v, n) => {
if (v && v !== n) {
if (this.preferToDataURL) {
param.success({
tempFilePath: v,
isEmpty: this.risEmpty
})
} else {
base64ToPath(v).then(res => {
param.success({
tempFilePath: res,
isEmpty: this.risEmpty
})
})
}
this.toDataURL = ''
}
stopURLWatch && stopURLWatch()
})
const {
fileType,
quality
} = param
const rsave = JSON.parse(this.rsave)
rsave.n++
rsave.fileType = fileType
rsave.quality = quality
rsave.destWidth = param.destWidth ?? 0
rsave.destHeight = param.destHeight ?? 0
this.rsave = JSON.stringify(rsave)
// #endif
// #ifndef APP-VUE || APP-NVUE
const useCanvas2d = this.useCanvas2d
const success = (success) => param.success && param.success(success)
const fail = (err) => param.fail && param.fail(err)
const {
canvas
} = this.signature.canvas.get('el')
const {
backgroundColor,
landscape,
boundingBox
} = this
let width = this.signature.canvas.get('width')
let height = this.signature.canvas.get('height')
let x = 0
let y = 0
const devtools = uni.getSystemInfoSync().platform == 'devtools'
let preferToDataURL = this.preferToDataURL
let scale = 1
// #ifdef MP-TOUTIAO
scale = devtools ? uni.getSystemInfoSync().pixelRatio : scale
// canvasToTempFilePath使createOffscreenCanvas
preferToDataURL = true
// #endif
const canvasToTempFilePath = async (image) => {
const createCanvasContext = () => {
const useOffscreen = (useCanvas2d && !!uni.createOffscreenCanvas && preferToDataURL)
if (useOffscreen && !devtools) {
const offCanvas = uni.createOffscreenCanvas({
type: '2d'
});
offCanvas.width = this.offscreenSize[0] * scale
offCanvas.height = this.offscreenSize[1] * scale
const context = offCanvas.getContext("2d");
return [context, offCanvas]
} else {
const context = uni.createCanvasContext('offscreen', this)
return [context]
}
}
if (boundingBox && !this.isPC || landscape || backgroundColor && !isTransparent(
backgroundColor)) {
this.showOffscreen = true
await sleep(100)
const [context, offCanvas] = createCanvasContext()
context.save()
context.setTransform(1, 0, 0, 1, 0, 0)
if (landscape) {
context.translate(0, width * scale)
context.rotate(-Math.PI / 2)
}
if (backgroundColor && !isTransparent(backgroundColor)) {
context.fillStyle = backgroundColor
context.fillRect(0, 0, width, height)
}
if (offCanvas) {
const img = canvas.createImage();
img.src = image
img.onload = () => {
context.drawImage(img, 0, 0, width * scale, height * scale);
const tempFilePath = offCanvas.toDataURL()
this.showOffscreen = false
success({
tempFilePath,
isEmpty
})
}
} else {
context.drawImage(image, 0, 0, width * scale, height * scale);
context.draw(false, () => {
toDataURL('offscreen', this, param).then((res) => {
const size = Math.max(width, height)
context.restore()
context.clearRect(0, 0, size, size)
this.showOffscreen = false
success({
tempFilePath: res,
isEmpty
})
})
})
}
} else {
success({
tempFilePath: image,
isEmpty
})
}
}
const next = async () => {
if (this.offscreenWidth != width || this.offscreenHeight != height) {
this.offscreenWidth = width
this.offscreenHeight = height
await sleep(100)
}
// #ifndef MP-WEIXIN
const param = {
x,
y,
width,
height,
canvas,
preferToDataURL
}
// #endif
// #ifdef MP-WEIXIN
const param = {
x,
y,
width,
height,
canvas: useCanvas2d ? canvas : null,
preferToDataURL
}
// #endif
toDataURL(this.canvasId, this, param).then(canvasToTempFilePath).catch(fail)
}
// PC ImageData 0
if (boundingBox && !this.isPC) {
this.signature.getContentBoundingBox(async res => {
this.offscreenWidth = width = res.width
this.offscreenHeight = height = res.height
x = res.startX
y = res.startY
next()
})
} else {
next()
}
// #endif
},
// #ifndef APP-PLUS
getContext() {
return getRect(`#${this.canvasId}`, {
context: this,
type: this.useCanvas2d ? 'fields' : 'boundingClientRect'
}).then(res => {
if (res) {
let {
width,
height,
node: canvas,
left,
top,
right
} = res
let {
pixelRatio
} = uni.getSystemInfoSync()
let context;
if (canvas) {
context = canvas.getContext('2d')
canvas.width = width * pixelRatio;
canvas.height = height * pixelRatio;
} else {
pixelRatio = 1
context = uniContext(this.canvasId, this)
canvas = {
getContext: (type) => type == '2d' ? context : null,
createImage,
toDataURL: () => toDataURL(this.canvasId, this),
requestAnimationFrame
}
}
// 使stroke
context.clearRect(0, 0, width, height)
return {
left,
top,
right,
width,
height,
context,
canvas,
pixelRatio
};
}
})
},
getTouch(e) {
if (this.isPC && this.canvasRect) {
e.touches = e.touches.map(item => {
return {
...item,
x: item.clientX - this.canvasRect.left,
y: item.clientY - this.canvasRect.top,
}
})
}
return e
},
touchStart(e) {
if (!this.canvasEl) return
this.isStart = true
// PC使
if (this.isPC) {
getRect(`#${this.canvasId}`, {
context: this
}).then(res => {
this.canvasRect = res
this.canvasEl.dispatchEvent('touchstart', wrapEvent(this.getTouch(e)))
})
return
}
this.canvasEl.dispatchEvent('touchstart', wrapEvent(e))
},
touchMove(e) {
if (!this.canvasEl || !this.isStart && this.canvasEl) return
this.canvasEl.dispatchEvent('touchmove', wrapEvent(this.getTouch(e)))
},
touchEnd(e) {
if (!this.canvasEl) return
this.isStart = false
this.canvasEl.dispatchEvent('touchend', wrapEvent(e))
this.checkAndEmitEmptyStatus()
},
// #endif
}
}
</script>
<!-- #ifdef APP-VUE -->
<script module="sign" lang="renderjs">
import sign from './render'
export default sign
</script>
<!-- #endif -->
<style lang="scss">
.lime-signature,
.lime-signature__canvas {
/* #ifndef APP-NVUE */
position: relative;
width: 100%;
height: 100%;
/* #endif */
/* #ifdef APP-NVUE */
flex: 1;
/* #endif */
}
.mask {
position: absolute;
left: 0;
right: 0;
bottom: 0;
top: 0;
}
.offscreen {
position: fixed;
top: 0;
// left: 0;
pointer-events: none;
// background: rgba(0,255,0,0.5);
left: 9999px;
}
</style>

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export default {
styles: String,
disableScroll: {
type: Boolean,
default: true
},
type: {
type: String,
default: '2d'
},
// 画笔颜色
penColor: {
type: String,
default: 'black'
},
penSize: {
type: Number,
default: 2
},
// 画板背景颜色
backgroundColor: String,
backgroundImage: String,
// 笔锋
openSmooth: Boolean,
// 画笔最小值
minLineWidth: {
type: Number,
default: 2
},
// 画笔最大值
maxLineWidth: {
type: Number,
default: 6
},
// 画笔达到最小宽度所需最小速度(px/ms)取值范围1.0-10.0,值越小,画笔越容易变细,笔锋效果会比较明显,可以自行调整查看效果,选出自己满意的值。
minSpeed: {
type: Number,
default: 1.5
},
// 相邻两线宽度增(减)量最大百分比取值范围1-100为了达到笔锋效果画笔宽度会随画笔速度而改变如果相邻两线宽度差太大过渡效果就会很突兀使用maxWidthDiffRate限制宽度差让过渡效果更自然。可以自行调整查看效果选出自己满意的值。
maxWidthDiffRate: {
type: Number,
default: 20
},
// 限制历史记录数即最大可撤销数传入0则关闭历史记录功能
maxHistoryLength: {
type: Number,
default: 20
},
beforeDelay: {
type: Number,
default: 0
},
landscape: {
type: Boolean
},
boundingBox: {
type: Boolean
},
disabled: {
type: Boolean
},
preferToDataURL: Boolean
}

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// #ifdef APP-VUE
// import { Signature } from '@signature'
import {
Signature
} from './signature.js'
import {
isTransparent
} from './utils'
export default {
data() {
return {
canvasid: null,
signature: null,
observer: null,
options: {},
saveCount: 0,
}
},
mounted() {
this.$nextTick(this.init)
},
methods: {
checkAndEmitEmptyStatus() {
setTimeout(()=>{
if (this.signature) {
const isEmpty = this.signature.isEmpty()
this.emit({
isEmpty
})
}
},0)
},
init() {
const el = this.$refs.limeSignature || this.$ownerInstance.$el;
this.canvas = document.createElement('canvas')
this.canvas.style = 'width: 100%; height: 100%;'
el.appendChild(this.canvas)
this.signature = new Signature({
el: this.canvas
})
this.signature.pen.setOption(this.options)
const width = this.signature.canvas.get('width')
const height = this.signature.canvas.get('height')
this.canvas?.addEventListener('touchend', this.checkAndEmitEmptyStatus.bind(this))
this.emit({
changeSize: {
width,
height
}
})
},
redo(v) {
if (v && this.signature) {
this.signature.redo()
this.checkAndEmitEmptyStatus()
}
},
undo(v) {
if (v && this.signature) {
this.signature.undo()
this.checkAndEmitEmptyStatus()
}
},
clear(v) {
if (v && this.signature) {
this.signature.clear()
this.checkAndEmitEmptyStatus()
}
},
destroy() {
if (this.canvas) {
this.canvas?.removeEventListener('touchend', this.checkAndEmitEmptyStatus.bind(this))
this.canvas.remove()
}
},
mask(param={}) {
if (this.signature) {
let {destWidth=0, destHeight=0} = JSON.parse(param)
let canvas = document.createElement('canvas')
const ctx = canvas.getContext('2d');
const pixelRatio = this.signature.canvas.get('pixelRatio')
let width = this.signature.canvas.get('width')
let height = this.signature.canvas.get('height')
let context = this.signature.canvas.get('context')
canvas.width = width * pixelRatio
canvas.height = height * pixelRatio
const imageData = context.getImageData(0, 0, width * pixelRatio, height * pixelRatio);
for (let i = 0; i < imageData.data.length; i += 4) {
// 判断当前像素是否透明
const isTransparent = imageData.data[i + 3] === 0;
if (isTransparent) {
// 将透明像素设置为黑色背景
imageData.data[i] = 0;
imageData.data[i + 1] = 0;
imageData.data[i + 2] = 0;
} else {
// 将非透明像素设置为白色内容
imageData.data[i] = 255;
imageData.data[i + 1] = 255;
imageData.data[i + 2] = 255;
}
}
ctx.putImageData(imageData, 0, 0);
if(destWidth&&destHeight){
const _canvas = document.createElement('canvas')
_canvas.width = destWidth
_canvas.height = destHeight
const _context = _canvas.getContext('2d')
_context.drawImage(canvas, 0, 0, destWidth, destHeight)
canvas.remove()
canvas = _canvas
}
this.emit({
save: canvas.toDataURL()
})
canvas.remove()
}
},
save(param) {
let {
fileType = 'png',
quality = 1,
n,
destWidth = 0,
destHeight = 0,
} = JSON.parse(param)
const type = `image/${fileType}`.replace(/jpg/, 'jpeg');
if (n !== this.saveCount) {
this.saveCount = n;
const {
backgroundColor,
backgroundImage,
landscape,
boundingBox
} = this.options
const flag = landscape || backgroundColor || boundingBox||destWidth&&destHeight
const image = this.signature.canvas.get('el').toDataURL(!flag && type, !flag && quality)
if (flag) {
let canvas = document.createElement('canvas')
const pixelRatio = this.signature.canvas.get('pixelRatio')
let width = this.signature.canvas.get('width')
let height = this.signature.canvas.get('height')
let x = 0
let y = 0
const next = () => {
const size = [width, height]
if (landscape) {
size.reverse()
}
canvas.width = size[0] * pixelRatio
canvas.height = size[1] * pixelRatio
const param = [x, y, width, height, 0, 0, width, height].map(item => item * pixelRatio)
const context = canvas.getContext('2d')
if (landscape) {
context.translate(0, width * pixelRatio)
context.rotate(-Math.PI / 2)
}
if (backgroundColor && !isTransparent(backgroundColor)) {
context.fillStyle = backgroundColor
context.fillRect(0, 0, width * pixelRatio, height * pixelRatio)
}
const drawImage = () => {
// param
context.drawImage(this.signature.canvas.get('el'), ...param)
if(destWidth&&destHeight){
const _canvas = document.createElement('canvas')
_canvas.width = destWidth
_canvas.height = destHeight
const _context = _canvas.getContext('2d')
_context.drawImage(canvas, 0, 0, destWidth, destHeight)
canvas.remove()
canvas = _canvas
}
this.emit({
save: canvas.toDataURL(type, quality)
})
canvas.remove()
}
if (backgroundImage) {
const img = new Image();
img.onload = () => {
context.drawImage(img, ...param)
drawImage()
}
img.src = backgroundImage
}
if (!backgroundImage) {
drawImage()
}
}
if (boundingBox) {
const res = this.signature.getContentBoundingBox()
width = res.width
height = res.height
x = res.startX
y = res.startY
next()
} else {
next()
}
} else {
this.emit({
save: image
})
}
}
},
isEmpty(v) {
if (v && this.signature) {
const isEmpty = this.signature.isEmpty()
this.emit({
isEmpty
})
}
},
emit(event) {
this.$ownerInstance.callMethod('onMessage', {
detail: {
data: [{
event
}]
}
})
},
update(v) {
if (v) {
if (this.signature) {
this.options = v
this.signature.pen.setOption(v)
} else {
this.options = v
}
}
}
}
}
// #endif

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import { LSignatureOptions, Point, Line } from '../../index.uts'
let points : Line = []
let undoStack : Line[] = [];
let redoStack : Line[] = [];
let lastX = 0;
let lastY = 0;
export class Signature {
el : UniElement
options : LSignatureOptions = {
penColor: 'black',
openSmooth: true,
disableScroll: true,
disabled: false,
penSize: 2,
minLineWidth: 2,
maxLineWidth: 6,
minSpeed: 1.5,
maxWidthDiffRate: 20,
maxHistoryLength: 20
} as LSignatureOptions
ctx : DrawableContext
isEmpty : boolean = true
isDrawing : boolean = false
// historyList : Point[][] = []
// id : string
// instance : ComponentPublicInstance
touchstartCallbackWrapper: UniCallbackWrapper|null = null
touchmoveCallbackWrapper: UniCallbackWrapper|null= null
touchendCallbackWrapper: UniCallbackWrapper|null= null
change: ((isEmpty: boolean) => void)|null = null
constructor(el : UniElement) {
this.el = el
this.ctx = el.getDrawableContext() as DrawableContext
this.init()
}
onChange(cb: (isEmpty: boolean) => void){
this.change = cb
}
init() {
this.touchstartCallbackWrapper = this.el.addEventListener('touchstart', this.onTouchStart)
this.touchmoveCallbackWrapper = this.el.addEventListener('touchmove', this.onTouchMove)
this.touchendCallbackWrapper = this.el.addEventListener('touchend', this.onTouchEnd)
}
remove() {
if(this.touchstartCallbackWrapper == null) return
this.el.removeEventListener('touchstart', this.touchstartCallbackWrapper!)
this.el.removeEventListener('touchmove', this.touchmoveCallbackWrapper!)
this.el.removeEventListener('touchend', this.touchendCallbackWrapper!)
}
setOption(options : LSignatureOptions) {
this.options = options
}
disableScroll(event : UniTouchEvent) {
event.stopPropagation()
if (this.options.disableScroll) {
{
event.preventDefault()
}
}
}
getTouchPoint(event : UniTouchEvent) : Point {
const rect = this.el.getBoundingClientRect()
const touche = event.touches[0];
const x = touche.clientX
const y = touche.clientY
// const force = touche.force
return {
x: x - rect.left,
y: y - rect.top
} as Point
}
onTouchStart: (event : UniTouchEvent) => void = (event : UniTouchEvent) =>{
if (this.options.disabled) {
return
}
this.disableScroll(event)
const { x, y } = this.getTouchPoint(event)
this.isDrawing = true;
this.isEmpty = false
lastX = x
lastY = y
points.push({ x, y } as Point);
}
onTouchMove: (event : UniTouchEvent) => void = (event : UniTouchEvent) =>{
if (this.options.disabled || !this.isDrawing) {
return
}
this.disableScroll(event)
const { x, y } = this.getTouchPoint(event)
const lineWidth = this.options.penSize
const strokeStyle = this.options.penColor
const point = { x, y } as Point
const last = { x: lastX, y: lastY } as Point
this.drawLine(point, last, lineWidth, strokeStyle)
lastX = x
lastY = y
points.push({ x, y, c: strokeStyle, w: lineWidth } as Point);
}
onTouchEnd: (event : UniTouchEvent) => void = (event : UniTouchEvent) =>{
this.disableScroll(event)
this.isDrawing = false;
undoStack.push(points);
redoStack = [] as Line[];
points = [] as Point[];
this.change?.(this.isEmpty);
}
drawLine(point : Point, last : Point, lineWidth : number, strokeStyle : string) {
const ctx = this.ctx
ctx.lineWidth = lineWidth
ctx.strokeStyle = strokeStyle
ctx.lineCap = 'round'
ctx.lineJoin = 'round'
ctx.beginPath()
ctx.moveTo(last.x, last.y)
ctx.lineTo(point.x, point.y)
ctx.stroke()
ctx.update()
}
// addHistory() { }
clear() {
this.ctx.reset()
this.ctx.update()
this.isEmpty = true
undoStack = [] as Line[];
redoStack = [] as Line[];
points = [] as Point[];
}
undo() {
if(redoStack.length == this.options.maxHistoryLength && this.options.maxHistoryLength != 0){
return
}
this.ctx.reset()
if(undoStack.length > 0){
const lastPath : Line = undoStack.pop()!;
redoStack.push(lastPath);
if(undoStack.length == 0){
this.isEmpty = true
this.ctx.update()
return
}
for (let l = 0; l < undoStack.length; l++) {
for (let i = 1; i < undoStack[l].length; i++) {
const last = undoStack[l][i - 1]
const point = undoStack[l][i]
this.drawLine(point, last, point.w!, point.c!)
}
}
} else {
this.ctx.update()
}
}
redo() {
if(redoStack.length < 1) return
const lastPath : Line = redoStack.pop()!;
undoStack.push(lastPath);
this.isEmpty = false
for (let l = 0; l < undoStack.length; l++) {
for (let i = 1; i < undoStack[l].length; i++) {
const last = undoStack[l][i - 1]
const point = undoStack[l][i]
this.drawLine(point, last, point.w!, point.c!)
}
}
}
// restore() { }
}

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export function compareVersion(v1, v2) {
v1 = v1.split('.')
v2 = v2.split('.')
const len = Math.max(v1.length, v2.length)
while (v1.length < len) {
v1.push('0')
}
while (v2.length < len) {
v2.push('0')
}
for (let i = 0; i < len; i++) {
const num1 = parseInt(v1[i], 10)
const num2 = parseInt(v2[i], 10)
if (num1 > num2) {
return 1
} else if (num1 < num2) {
return -1
}
}
return 0
}
function gte(version) {
let { SDKVersion } = uni.getSystemInfoSync()
// #ifdef MP-ALIPAY
SDKVersion = my.SDKVersion
// #endif
return compareVersion(SDKVersion, version) >= 0;
}
export function canIUseCanvas2d() {
// #ifdef MP-WEIXIN
return gte('2.9.0');
// #endif
// #ifdef MP-ALIPAY
return gte('2.7.0');
// #endif
// #ifdef MP-TOUTIAO
return gte('1.78.0');
// #endif
return false
}
export const wrapEvent = (e) => {
if (!e) return;
if (!e.preventDefault) {
e.preventDefault = function() {};
}
return e;
}
export const requestAnimationFrame = (cb) => {
setTimeout(cb, 30)
}
// #ifdef MP
export const prefix = () => {
// #ifdef MP-TOUTIAO
return tt
// #endif
// #ifdef MP-WEIXIN
return wx
// #endif
// #ifdef MP-BAIDU
return swan
// #endif
// #ifdef MP-ALIPAY
return my
// #endif
// #ifdef MP-QQ
return qq
// #endif
// #ifdef MP-360
return qh
// #endif
}
// #endif
/**
* base64转路径
* @param {Object} base64
*/
export function base64ToPath(base64) {
const [, format, bodyData] = /data:image\/(\w+);base64,(.*)/.exec(base64) || [];
return new Promise((resolve, reject) => {
// #ifdef MP
const p = prefix()
const fs = p.getFileSystemManager()
//自定义文件名
if (!format) {
reject(new Error('ERROR_BASE64SRC_PARSE'))
}
const time = new Date().getTime();
const filePath = `${p.env.USER_DATA_PATH}/${time}.${format}`;
fs.writeFile({
filePath,
data: base64.split(',')[1],
encoding: 'base64',
success() {
resolve(filePath)
},
fail(err) {
reject(err)
}
})
// #endif
// #ifdef APP-PLUS
const bitmap = new plus.nativeObj.Bitmap('bitmap' + Date.now())
bitmap.loadBase64Data(base64, () => {
if (!format) {
reject(new Error('ERROR_BASE64SRC_PARSE'))
}
const time = new Date().getTime();
const filePath = `_doc/uniapp_temp/${time}.${format}`
bitmap.save(filePath, {},
() => {
bitmap.clear()
resolve(filePath)
},
(error) => {
bitmap.clear()
reject(error)
})
}, (error) => {
bitmap.clear()
reject(error)
})
// #endif
})
}
export function sleep(delay) {
return new Promise(resolve => setTimeout(resolve, delay))
}
export function getRect(selector, options = {}) {
const typeDefault = 'boundingClientRect'
const { context, type = typeDefault} = options
return new Promise((resolve, reject) => {
const dom = uni.createSelectorQuery().in(context).select(selector);
const result = (rect) => {
if(rect) {
resolve(rect)
} else {
reject()
}
}
if(type == typeDefault) {
dom[type](result).exec()
} else {
dom[type]({
node: true,
size: true,
rect: true
}, result).exec()
}
});
};
export function isTransparent(color) {
// 判断颜色是否为 transparent
if (color === 'transparent') {
return true;
}
// 判断颜色是否为 rgba 的 a 为 0
if (color.startsWith('rgba')) {
const regex = /\d+(\.\d+)?/g;
const matches = color.match(regex);
if (matches !== null) {
const alpha = parseFloat(matches[3]);
if (alpha === 0) {
return true;
}
}
}
return false;
}

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@ -0,0 +1,57 @@
<template>
<view style="height: 950rpx; background-color: cadetblue;">
<l-signature ref="signature" :pen-color="penColor" :pen-size="10" @change="change"></l-signature>
</view>
<image style="width: 750rpx;" :src="url" v-if="url" mode="widthFix"></image>
<!-- <view style="height: 200rpx; overflow: visible;"></view> -->
<view>
<button @click="clear">清空</button>
<button @click="undo">撤消</button>
<button @click="redo">恢复</button>
<button @click="save">生成</button>
</view>
</template>
<script lang="uts">
import {LSignatureToTempFilePathOptions, LSignatureToFileSuccess} from '@/uni_modules/lime-signature'
export default {
data() {
return {
penColor: 'red',
url: ''
}
},
methods: {
change(isEmpty:boolean) {
console.log('isEmpty:::', isEmpty)
},
clear() {
const signature = this.$refs['signature'] as LSignatureComponentPublicInstance
signature.clear()
},
undo() {
const signature = this.$refs['signature'] as LSignatureComponentPublicInstance
signature.undo()
},
redo() {
const signature = this.$refs['signature'] as LSignatureComponentPublicInstance
signature.redo()
},
save() {
const signature = this.$refs['signature'] as LSignatureComponentPublicInstance
signature.canvasToTempFilePath({
success: (res : LSignatureToFileSuccess) : void => {
console.log('isEmpty', res.isEmpty)
this.url = res.tempFilePath
}
} as LSignatureToTempFilePathOptions)
}
},
mounted() {
setTimeout(() => {
this.penColor = 'blue'
}, 2000)
}
}
</script>
<style>
</style>

View File

@ -0,0 +1,381 @@
<template>
<view class="signature" :class="{landscape}">
<text class="signature-text">请在此处签名</text>
<view class="signature-area" v-if="landscape">
<l-signature disableScroll ref="signatureRef" :penColor="penColor" :penSize="penSize" :key="landscape" uid="0"
:minLineWidth="2" :openSmooth="openSmooth" :boundingBox="bBox" landscape></l-signature>
</view>
<view class="signature-area" v-if="!landscape">
<l-signature disableScroll ref="signatureRef" :penColor="penColor" :penSize="penSize" :key="!landscape" uid="1"
:minLineWidth="2" :openSmooth="openSmooth" :boundingBox="bBox"></l-signature>
</view>
<view class="screen-handle" @click="change">
<!-- #ifdef APP-NVUE -->
<text>{{landscape ? '横':'竖'}}</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="screen-handle__image" :src="icon" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools">
<view class="tools-item" @tap="isShowPen = !isShowPen;">
<!-- #ifdef APP-NVUE -->
<text>设置</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/brush-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools-item" @tap="onClick('undo')">
<!-- #ifdef APP-NVUE -->
<text>撤消</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/reply-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools-item restore" @tap="onClick('restore')">
<!-- #ifdef APP-NVUE -->
<text>上一步</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/reply-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools-item" @tap="onClick('clear')">
<!-- #ifdef APP-NVUE -->
<text>清空</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/brush-2-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools-item" @tap="onClick('save')">
<!-- #ifdef APP-NVUE -->
<text>保存</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/save-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
<view class="tools-item" @tap="onClick('save2')">
<!-- #ifdef APP-NVUE -->
<text>保存</text>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<image class="tools-item__image" src="https://fastly.jsdelivr.net/gh/liangei/image@latest/save-fill.svg" mode="widthFix"></image>
<!-- #endif -->
</view>
</view>
<uni-popup ref="popup" type="bottom" @change="isShowPen = $event.show">
<view class="popup-wrap">
<view class="popup-item">
<view class="popup-item__head">
<view class="popup-item__title">笔锋</view>
<view class="popup-item__more">
<text class="popup-item__more-text">{{openSmooth}}</text>
<switch class="popup-item__more-switch" @change="() => openSmooth = !openSmooth" :checked="openSmooth"/>
</view>
</view>
<view class="popup-item__head">
<view class="popup-item__title">包围盒</view>
<view class="popup-item__more">
<text class="popup-item__more-text">{{bBox}}</text>
<switch class="popup-item__more-switch" @change="() => bBox = !bBox" :checked="bBox"/>
</view>
</view>
<slider :value="penSize" max="20" @change="penSize = $event.detail.value" show-value/>
</view>
</view>
</uni-popup>
<!-- <view class="buttons">
<button @click="onClick('clear')">清空</button>
<button @click="onClick('undo')">撤销</button>
<button @click="onClick('save')">保存</button>
<button @click="bBox = !bBox">bBox{{bBox?'开':'关'}}</button>
<button @click="onClick('openSmooth')">压感{{openSmooth?'':''}}</button>
</view> -->
<!-- <view style="background-color: #2196f3; text-align: center;">
<view style="border: 2px dashed #fff; display: inline-block;">
<image :src="url" v-if="url" style="width: 370rpx;" mode="widthFix"></image>
</view>
</view> -->
<view class="signature-preview" v-if="url">
<image class="signature-preview__image" :src="url" mode="widthFix"></image>
</view>
</view>
</template>
<script>
export default {
data() {
return {
title: 'Hello',
penColor: 'red',
penSize: 16,
url: '',
show: false,
landscape: false,
openSmooth: true,
bottomHeight: 0,
bBox: true,
isShowPen: false,
customBar: this.CustomBar || 0,
}
},
watch:{
isShowPen(v) {
if(!v) {
this.$refs.popup.close()
} else {
this.$refs.popup.open()
}
}
},
computed: {
// styles() {
// if(this.landscape) {
// return `width: 100vw; height: 100vh`
// }
// return `flex:1`
// },
icon() {
if(this.landscape) {
return `data:image/svg+xml;base64,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`
}
return `data:image/svg+xml;base64,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`
}
},
methods: {
change() {
this.landscape = !this.landscape;
this.url = ''
},
open() {
// refuni-popup , type ['top','left','bottom','right','center']
this.$refs.popup.open()
this.show = true
},
onClick(type) {
const {signatureRef} = this.$refs
if (type == 'openSmooth') {
this.openSmooth = !this.openSmooth
return
}
if (type == 'save') {
signatureRef.canvasToTempFilePath({
// destWidth: 300,
// destHeight: 200,
quality: 0.8,
success: (res) => {
uni.getImageInfo({
src: res.tempFilePath,
success(res) {
console.log('Temp res', res)
}
})
this.url = res.tempFilePath
}
})
return
}
if (type == 'save2') {
signatureRef.canvasToMaskPath({
// destWidth: 300,
// destHeight: 200,
success: (res) => {
uni.getImageInfo({
src: res.tempFilePath,
success(res) {
console.log('Mask res', res)
}
})
this.url = res.tempFilePath
}
})
return
}
if (signatureRef)
signatureRef[type]()
}
}
}
</script>
<style lang="scss">
.signature {
/* #ifndef APP-NVUE */
height: calc(100vh - var(--window-top));
/* #endif */
/* #ifdef APP-NVUE */
flex: 1;
/* #endif */
&-area {
/* #ifndef APP-NVUE */
height: calc(100vh - var(--window-top) - 120rpx);
/* #endif */
/* #ifdef APP-NVUE */
flex: 1;
/* #endif */
}
&-text {
position: absolute;
/* #ifndef APP-NVUE */
left: 50%;
top: 50%;
/* #endif */
/* #ifdef APP-NVUE */
left: 375rpx;
top: 375rpx;
/* #endif */
font-size: 60rpx;
color: #ddd;
transform: translate(-50%,-50%);
z-index: -1;
transition: transform 300ms;
}
&-preview {
position: absolute;
bottom: 120rpx;
right: 20rpx;
width: 120px;
background: #000;
box-shadow: 0 0 30rpx rgba(0, 0, 0, 0.05);
&__image {
/* #ifndef APP-NVUE */
width: 100%;
/* #endif */
/* #ifdef APP-NVUE */
flex: 1;
/* #endif */
}
}
&.landscape {
.signature-preview {
bottom: 20rpx;
width: 220px;
}
.signature-text {
transform: translate(-50%,-50%) rotate(90deg);
}
.tools {
z-index: 1;
position: absolute;
left: 10rpx;
bottom: 10rpx;
transform: rotate(90deg) translate(-100%, 0%);
transform-origin: bottom left;
padding: 0 16rpx;
border-radius: 50rpx;
&_item {
padding: 0 16rpx;
}
}
// .popup-wrap {
// box-sizing: border-box;
// height: 750rpx;
// padding-top: 100px;
// padding-bottom: 0;
// transform: rotate(90deg) translate(-100%, 0%);
// transform-origin: bottom left;
// }
}
}
.screen-handle {
position: absolute;
right: 10rpx;
top: 10rpx;
width: 60rpx;
height: 60rpx;
background-color: white;
border-radius: 10rpx;
border: 1rpx solid #ddd;
z-index: 10;
justify-content: center;
align-items: center;
&__image {
/* #ifndef APP-NVUE */
width: 80%;
/* #endif */
/* #ifdef APP-NVUE */
flex: 0.8;
/* #endif */
}
}
.tools {
background-color: #fff;
position: relative;
z-index: 999999;
display: flex;
height: 120rpx;
box-shadow: 0 -10rpx 30rpx rgba(0, 0, 0, 0.05);
/* #ifdef APP-NVUE */
flex-direction: row;
/* #endif */
/* #ifndef APP-NVUE */
padding-bottom: constant(safe-area-inset-bottom);
padding-bottom: env(safe-area-inset-bottom);
/* #endif */
&-item {
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
align-items: center;
justify-content: center;
opacity: 0.6;
transition: opacity 0.1s ease-out;
&.restore{
/* #ifndef APP-NVUE */
transform: scaleX(-1);
/* #endif */
}
&.active {
opacity: 1;
}
&__image {
width: 60rpx;
}
}
}
.popup {
&-wrap {
padding-bottom: 120rpx;
background-color: #fff;
}
&-item {
padding-bottom: 30rpx;
&__head {
display: flex;
flex-direction: row;
justify-content: space-between;
align-items: center;
padding: 30rpx;
}
&__title {
font-size: 30rpx;
}
&__more {
flex-direction: row;
&-text {
font-size: 24rpx;
// padding-right 10rpx
color: #999;
}
&-switch {
transform: scale(0.7);
transform-origin: center right;
}
}
}
}
</style>

View File

@ -0,0 +1,275 @@
<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title></title>
<style type="text/css">
html,
body,
canvas {
padding: 0;
margin: 0;
width: 100%;
height: 100%;
overflow-y: hidden;
background-color: transparent;
}
</style>
</head>
<body>
<canvas id="lime-signature"></canvas>
<script type="text/javascript" src="./uni.webview.1.5.3.js"></script>
<script type="text/javascript" src="./signature.js"></script>
<script>
var signature = null;
var timer = null;
var isStart = false;
var options = null
console.log = function(...args) {
postMessage(args);
};
// function stringify(key, value) {
// if (typeof value === 'object' && value !== null) {
// if (cache.indexOf(value) !== -1) {
// return;
// }
// cache.push(value);
// }
// return value;
// };
function checkAndEmitEmptyStatus() {
setTimeout(() => {
if (signature) {
const isEmpty = signature.isEmpty()
emit({
isEmpty
});
}
}, 0)
}
function emit(event, data) {
postMessage({
event,
data: typeof data !== "object" && data !== null ? data : JSON.stringify(data),
});
// cache = [];
}
function postMessage(data) {
uni.postMessage({
data
});
}
function update(v = {}) {
if (signature) {
options = v
signature.pen.setOption(v);
} else {
signature = new Signature.Signature({
el: "lime-signature"
});
canvasEl = signature.canvas.get("el");
options = v
signature.pen.setOption(v)
const width = signature.canvas.get("width");
const height = signature.canvas.get("height");
canvasEl.addEventListener('touchend', checkAndEmitEmptyStatus)
emit({
changeSize: {
width,
height
}
})
}
}
function clear() {
signature.clear()
checkAndEmitEmptyStatus()
}
function undo() {
signature.undo()
checkAndEmitEmptyStatus()
}
function redo() {
signature.redo()
checkAndEmitEmptyStatus()
}
function isEmpty() {
const isEmpty = signature.isEmpty()
emit({
isEmpty
});
}
function isTransparent(color) {
// 判断颜色是否为 transparent
if (color === 'transparent') {
return true;
}
// 判断颜色是否为 rgba 的 a 为 0
if (color.startsWith('rgba')) {
const regex = /\d+(\.\d+)?/g;
const matches = color.match(regex);
if (matches !== null) {
const alpha = parseFloat(matches[3]);
if (alpha === 0) {
return true;
}
}
}
return false;
}
function mask(param) {
clearTimeout(timer);
let {
destWidth = 0, destHeight = 0
} = param
let width = this.signature.canvas.get('width')
let height = this.signature.canvas.get('height')
let canvas = document.createElement('canvas')
const ctx = canvas.getContext('2d');
const pixelRatio = signature.canvas.get('pixelRatio')
canvas.width = width * pixelRatio
canvas.height = height * pixelRatio
this.signature.pen.getMaskedImageData((imageData) => {
ctx.putImageData(imageData, 0, 0);
if (destWidth && destHeight) {
const _canvas = document.createElement('canvas')
_canvas.width = destWidth
_canvas.height = destHeight
const _context = _canvas.getContext('2d')
_context.drawImage(canvas, 0, 0, destWidth, destHeight)
canvas.remove()
canvas = _canvas
}
const path = canvas.toDataURL();
canvas.remove()
if (typeof path == "string") {
const index = Math.ceil(path.length / 8);
for (var i = 0; i < 8; i++) {
if (i == 7) {
emit({
"success": path.substr(i * index, index)
});
} else {
emit({
"file": path.substr(i * index, index)
});
}
}
} else {
console.error("canvas no data");
emit({
"fail": "canvas no data"
});
}
})
}
function save(param) {
// delete param.success;
// delete param.fail;
clearTimeout(timer);
timer = setTimeout(() => {
let {
fileType = 'png', quality = 1, n, destWidth = 0, destHeight = 0
} = param
const type = `image/${fileType}`.replace(/jpg/, 'jpeg');
const {
backgroundColor,
landscape,
boundingBox
} = options
const flag = backgroundColor || landscape || boundingBox || destWidth && destHeight
let path = canvasEl.toDataURL(!flag && type, !flag && quality)
if (flag) {
let canvas = document.createElement('canvas')
const pixelRatio = signature.canvas.get('pixelRatio')
let width = signature.canvas.get('width')
let height = signature.canvas.get('height')
let x = 0
let y = 0
const next = () => {
const size = [width, height]
if (landscape) {
size.reverse()
}
canvas.width = size[0] * pixelRatio
canvas.height = size[1] * pixelRatio
const param = [x, y, width, height, 0, 0, width, height].map(item => item * pixelRatio)
const context = canvas.getContext('2d')
// context.scale(pixelRatio, pixelRatio)
if (landscape) {
context.translate(0, width * pixelRatio)
context.rotate(-Math.PI / 2)
}
if (backgroundColor && !isTransparent(backgroundColor)) {
context.fillStyle = backgroundColor
context.fillRect(0, 0, width * pixelRatio, height * pixelRatio)
}
const drawImage = () => {
}
// param
context.drawImage(signature.canvas.get('el'), ...param)
if (destWidth && destHeight) {
const _canvas = document.createElement('canvas')
_canvas.width = destWidth
_canvas.height = destHeight
const _context = _canvas.getContext('2d')
_context.drawImage(canvas, 0, 0, destWidth, destHeight)
canvas.remove()
canvas = _canvas
}
path = canvas.toDataURL(type, quality)
canvas.remove()
}
if (boundingBox) {
const res = signature.getContentBoundingBox()
width = res.width
height = res.height
x = res.startX
y = res.startY
next()
} else {
next()
}
}
if (typeof path == "string") {
const index = Math.ceil(path.length / 8);
for (var i = 0; i < 8; i++) {
if (i == 7) {
emit({
"success": path.substr(i * index, index)
});
} else {
emit({
"file": path.substr(i * index, index)
});
}
}
} else {
console.error("canvas no data");
emit({
"fail": "canvas no data"
});
}
}, 30);
}
</script>
</body>
</html>

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// @ts-nocheck
export type LSignatureToFileSuccess = {
tempFilePath: string
isEmpty: boolean
}
export type LSignatureToFileSuccessCallback = (res : LSignatureToFileSuccess) => void
export type LSignatureToFileFailCallback = (res : TakeSnapshotFail) => void
export type LSignatureToFileCompleteCallback = (res : any) => void
export type LSignatureToTempFilePathOptions = {
success?: LSignatureToFileSuccessCallback
fail?: LSignatureToFileFailCallback
complete?: LSignatureToFileCompleteCallback
format?: string
}
export type LSignatureOptions = {
penColor : string
// backgroundColor : string
openSmooth : boolean
disableScroll : boolean
disabled : boolean
penSize : number
minLineWidth : number
maxLineWidth : number
minSpeed : number
maxWidthDiffRate : number
maxHistoryLength : number
}
export type Point = {
x: number
y: number
c?: string
w?: number
}
export type Line = Point[]

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{
"id": "lime-signature",
"displayName": "手写板-签名签字-lime-signature",
"version": "1.5.2",
"description": "手写板签名插件:一款实用的签名插件,支持横屏、背景色、笔画颜色、笔画大小等功能,可生成有内容的区域减小图片尺寸节省空间。支持uniapp/uniappx(web,ios,安卓)。",
"keywords": [
"写字",
"签名",
"电子签名",
"横屏",
"uvue"
],
"repository": "",
"engines": {
"HBuilderX": "^3.5.4"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "",
"type": "component-vue"
},
"uni_modules": {
"dependencies": [
],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y",
"alipay": "n"
},
"client": {
"Vue": {
"vue2": "y",
"vue3": "y"
},
"App": {
"app-vue": "y",
"app-nvue": "y",
"app-uvue": "y",
"app-harmony": "u"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "u",
"Edge": "u",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "u",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
}
}
}
}
}

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# signature 写字板
> 写字板,可用业务签名等场景
## 平台兼容
| H5 | 微信小程序 | 支付宝小程序 | 百度小程序 | 头条小程序 | QQ 小程序 | App |
| --- | ---------- | ------------ | ---------- | ---------- | --------- | --- |
| √ | √ | √ | 未测 | 未测 | 未测 | √ |
## 安装
插件市场导入即可
## 文档
[signature](https://limex.qcoon.cn/components/signature.html)
## 代码演示
### 基本用法
```html
<view style="width: 750rpx ;height: 750rpx;">
<l-signature disableScroll ref="signatureRef" :penColor="penColor" :penSize="penSize" :openSmooth="openSmooth" ></l-signature>
</view>
<view>
<button @click="onClick('clear')">清空</button>
<button @click="onClick('undo')">撤消</button>
<button @click="onClick('save')">保存</button>
<!-- uvue 不支持 openSmooth -->
<button @click="onClick('openSmooth')">压感{{openSmooth?'开':'关'}}</button>
</view>
```
### Vue/Nvue
```js
export default {
data() {
return {
title: 'Hello',
penColor: 'red',
penSize: 5,
url: '',
openSmooth: true
}
},
methods: {
onClick(type) {
if(type == 'openSmooth') {
this.openSmooth = !this.openSmooth
return
}
if (type == 'save') {
this.$refs.signatureRef.canvasToTempFilePath({
success: (res) => {
// 是否为空画板 无签名
console.log(res.isEmpty)
// 生成图片的临时路径
// H5 生成的是base64
this.url = res.tempFilePath
}
})
return
}
if (this.$refs.signatureRef)
this.$refs.signatureRef[type]()
}
}
}
```
### Uvue
```js
import {LSignatureToTempFilePathOptions, LSignatureToFileSuccess} from '@/uni_modules/lime-signature'
export default {
data() {
return {
title: 'Hello',
penColor: 'red',
penSize: 5,
url: '',
openSmooth: true
}
},
methods: {
onClick(type: string) {
const signatureRef = this.$refs['signatureRef'] as LSignatureComponentPublicInstance
// APP 不支持
// #ifndef APP
if(type == 'openSmooth') {
this.openSmooth = !this.openSmooth
}
// #endif
if (type == 'save') {
signatureRef.canvasToTempFilePath({
success: (res: LSignatureToFileSuccess) => {
// 是否为空画板 无签名
console.log(res.isEmpty)
// 生成图片的临时路径
// H5 生成的是base64
this.url = res.tempFilePath
}
} as LSignatureToTempFilePathOptions)
return
}
if(type == 'undo'){
signatureRef.undo()
}
if(type == 'redo'){
signatureRef.redo()
}
if(type == 'clear'){
signatureRef.clear()
}
}
}
}
```
### 横屏
通过设置`landscape`,改变生成图片的方向,达到横屏的作用
```html
<view style="width: 100vw; height: 100vh;">
<l-signature landscape></l-signature>
</view>
<view style="transform: rotate(90deg);">
<button @click="onClick('clear')">清空</button>
<button @click="onClick('undo')">撤消</button>
<button @click="onClick('save')">保存</button>
<button @click="onClick('openSmooth')">压感{{openSmooth?'开':'关'}}</button>
</view>
```
### 插件标签
- 默认 l-signature 为 component
- 默认 lime-signature 为 demo
## API
### Props
| 参数 | 说明 | 类型 | 默认值 |
| -------------- | ------------ | ---------------- | ------------ |
| penSize | 画笔大小 | <em>number</em> | `2` |
| minLineWidth | 线条最小宽 | <em>number</em> | `2` |
| maxLineWidth | 线条最大宽 | <em>number</em> | `6` |
| penColor | 画笔颜色 | <em>string</em> | `black` |
| backgroundColor | 背景颜色(不填则为透明背景) | <em>string</em> | `` |
| type | 指定 canvas 类型 **uvue暂不支持** | <em>string</em> | `2d` |
| openSmooth | 是否模拟压感 **uvue暂不支持** | <em>boolean</em> | `false` |
| beforeDelay | 延时初始化(毫秒) | <em>number</em> | `0` |
| maxHistoryLength | 限制历史记录数即最大可撤销数传入0则关闭历史记录功能 | <em>boolean</em> | `20` |
| landscape | 横屏 | <em>boolean</em> | `` |
| disableScroll | 当在写字时,禁止屏幕滚动以及下拉刷新 | <em>boolean</em> | `true` |
| disabled | 禁用 | <em>boolean</em> | `false` |
| boundingBox | 只生成内容区域即未画部分不生成有性能的损耗微信小程序pc/uvue不支持 | <em>boolean</em> | `false` |
| preferToDataURL | 是否优先使用toDataURL在支持的环境优先使用`toDataURL`生成图片图片格式是base64uvue不支持 | <em>boolean</em> | `false` |
### 事件 Events
| 事件名 | 说明 | 回调 |
| ------- | ------------ | -------------- |
| undo | 撤消,回退到上一步 | |
| clear | 清空,清空画板 | |
| canvasToTempFilePath | 保存生成图片与官方保持一致但不需要传canvasId | |
### 常见问题
- 放在弹窗里时,尺寸不对 可以延时手写板出现时机,给手写板加`v-if`
- boundingBox 微信小程序 pc / uvue 不支持, 因为获取不到 ImageData 数据
- backgroundColor 不能设置为`transparent`,填了也没用,我在代码里排除了。因为会导致微信小程序无法生成图片
### 打赏
如果你觉得本插件,解决了你的问题,赠人玫瑰,手留余香。
![](https://testingcf.jsdelivr.net/gh/liangei/image@1.9/alipay.png)
![](https://testingcf.jsdelivr.net/gh/liangei/image@1.9/wpay.png)

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## 1.2.22023-01-28
- 修复 运行/打包 控制台警告问题
## 1.2.12022-09-05
- 修复 当 text 超过 max-num 时badge 的宽度计算是根据 text 的长度计算,更改为 css 计算实际展示宽度,详见:[https://ask.dcloud.net.cn/question/150473](https://ask.dcloud.net.cn/question/150473)
## 1.2.02021-11-19
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-badge](https://uniapp.dcloud.io/component/uniui/uni-badge)
## 1.1.72021-11-08
- 优化 升级ui
- 修改 size 属性默认值调整为 small
- 修改 type 属性,默认值调整为 errorinfo 替换 default
## 1.1.62021-09-22
- 修复 在字节小程序上样式不生效的 bug
## 1.1.52021-07-30
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.1.42021-07-29
- 修复 去掉 nvue 不支持css 的 align-self 属性nvue 下不暂支持 absolute 属性
## 1.1.32021-06-24
- 优化 示例项目
## 1.1.12021-05-12
- 新增 组件示例地址
## 1.1.02021-05-12
- 新增 uni-badge 的 absolute 属性,支持定位
- 新增 uni-badge 的 offset 属性,支持定位偏移
- 新增 uni-badge 的 is-dot 属性,支持仅显示有一个小点
- 新增 uni-badge 的 max-num 属性,支持自定义封顶的数字值,超过 99 显示99+
- 优化 uni-badge 属性 custom-style 支持以对象形式自定义样式
## 1.0.72021-05-07
- 修复 uni-badge 在 App 端数字小于10时不是圆形的bug
- 修复 uni-badge 在父元素不是 flex 布局时宽度缩小的bug
- 新增 uni-badge 属性 custom-style 支持自定义样式
## 1.0.62021-02-04
- 调整为uni_modules目录规范

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<template>
<view class="uni-badge--x">
<slot />
<text v-if="text" :class="classNames" :style="[positionStyle, customStyle, dotStyle]"
class="uni-badge" @click="onClick()">{{displayValue}}</text>
</view>
</template>
<script>
/**
* Badge 数字角标
* @description 数字角标一般和其它控件列表9宫格等配合使用用于进行数量提示默认为实心灰色背景
* @tutorial https://ext.dcloud.net.cn/plugin?id=21
* @property {String} text 角标内容
* @property {String} size = [normal|small] 角标内容
* @property {String} type = [info|primary|success|warning|error] 颜色类型
* @value info 灰色
* @value primary 蓝色
* @value success 绿色
* @value warning 黄色
* @value error 红色
* @property {String} inverted = [true|false] 是否无需背景颜色
* @property {Number} maxNum 展示封顶的数字值超过 99 显示 99+
* @property {String} absolute = [rightTop|rightBottom|leftBottom|leftTop] 开启绝对定位, 角标将定位到其包裹的标签的四角上
* @value rightTop 右上
* @value rightBottom 右下
* @value leftTop 左上
* @value leftBottom 左下
* @property {Array[number]} offset 距定位角中心点的偏移量只有存在 absolute 属性时有效例如[-10, -10] 表示向外偏移 10px[10, 10] 表示向 absolute 指定的内偏移 10px
* @property {String} isDot = [true|false] 是否显示为一个小点
* @event {Function} click 点击 Badge 触发事件
* @example <uni-badge text="1"></uni-badge>
*/
export default {
name: 'UniBadge',
emits: ['click'],
props: {
type: {
type: String,
default: 'error'
},
inverted: {
type: Boolean,
default: false
},
isDot: {
type: Boolean,
default: false
},
maxNum: {
type: Number,
default: 99
},
absolute: {
type: String,
default: ''
},
offset: {
type: Array,
default () {
return [0, 0]
}
},
text: {
type: [String, Number],
default: ''
},
size: {
type: String,
default: 'small'
},
customStyle: {
type: Object,
default () {
return {}
}
}
},
data() {
return {};
},
computed: {
width() {
return String(this.text).length * 8 + 12
},
classNames() {
const {
inverted,
type,
size,
absolute
} = this
return [
inverted ? 'uni-badge--' + type + '-inverted' : '',
'uni-badge--' + type,
'uni-badge--' + size,
absolute ? 'uni-badge--absolute' : ''
].join(' ')
},
positionStyle() {
if (!this.absolute) return {}
let w = this.width / 2,
h = 10
if (this.isDot) {
w = 5
h = 5
}
const x = `${- w + this.offset[0]}px`
const y = `${- h + this.offset[1]}px`
const whiteList = {
rightTop: {
right: x,
top: y
},
rightBottom: {
right: x,
bottom: y
},
leftBottom: {
left: x,
bottom: y
},
leftTop: {
left: x,
top: y
}
}
const match = whiteList[this.absolute]
return match ? match : whiteList['rightTop']
},
dotStyle() {
if (!this.isDot) return {}
return {
width: '10px',
minWidth: '0',
height: '10px',
padding: '0',
borderRadius: '10px'
}
},
displayValue() {
const {
isDot,
text,
maxNum
} = this
return isDot ? '' : (Number(text) > maxNum ? `${maxNum}+` : text)
}
},
methods: {
onClick() {
this.$emit('click');
}
}
};
</script>
<style lang="scss" >
$uni-primary: #2979ff !default;
$uni-success: #4cd964 !default;
$uni-warning: #f0ad4e !default;
$uni-error: #dd524d !default;
$uni-info: #909399 !default;
$bage-size: 12px;
$bage-small: scale(0.8);
.uni-badge--x {
/* #ifdef APP-NVUE */
// align-self: flex-start;
/* #endif */
/* #ifndef APP-NVUE */
display: inline-block;
/* #endif */
position: relative;
}
.uni-badge--absolute {
position: absolute;
}
.uni-badge--small {
transform: $bage-small;
transform-origin: center center;
}
.uni-badge {
/* #ifndef APP-NVUE */
display: flex;
overflow: hidden;
box-sizing: border-box;
font-feature-settings: "tnum";
min-width: 20px;
/* #endif */
justify-content: center;
flex-direction: row;
height: 20px;
padding: 0 4px;
line-height: 18px;
color: #fff;
border-radius: 100px;
background-color: $uni-info;
background-color: transparent;
border: 1px solid #fff;
text-align: center;
font-family: 'Helvetica Neue', Helvetica, sans-serif;
font-size: $bage-size;
/* #ifdef H5 */
z-index: 999;
cursor: pointer;
/* #endif */
&--info {
color: #fff;
background-color: $uni-info;
}
&--primary {
background-color: $uni-primary;
}
&--success {
background-color: $uni-success;
}
&--warning {
background-color: $uni-warning;
}
&--error {
background-color: $uni-error;
}
&--inverted {
padding: 0 5px 0 0;
color: $uni-info;
}
&--info-inverted {
color: $uni-info;
background-color: transparent;
}
&--primary-inverted {
color: $uni-primary;
background-color: transparent;
}
&--success-inverted {
color: $uni-success;
background-color: transparent;
}
&--warning-inverted {
color: $uni-warning;
background-color: transparent;
}
&--error-inverted {
color: $uni-error;
background-color: transparent;
}
}
</style>

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{
"id": "uni-badge",
"displayName": "uni-badge 数字角标",
"version": "1.2.2",
"description": "数字角标(徽章)组件,在元素周围展示消息提醒,一般用于列表、九宫格、按钮等地方。",
"keywords": [
"",
"badge",
"uni-ui",
"uniui",
"数字角标",
"徽章"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui",
"type": "component-vue"
},
"uni_modules": {
"dependencies": ["uni-scss"],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "y",
"联盟": "y"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Badge 数字角标
> **组件名uni-badge**
> 代码块: `uBadge`
数字角标一般和其它控件列表、9宫格等配合使用用于进行数量提示默认为实心灰色背景
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-badge)
#### 如使用过程中有任何问题或者您对uni-ui有一些好的建议欢迎加入 uni-ui 交流群871950839

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## 0.1.22022-06-08
- 修复 微信小程序 separator 不显示的Bug
## 0.1.12022-06-02
- 新增 支持 uni.scss 修改颜色
## 0.1.02022-04-21
- 初始化

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<template>
<view class="uni-breadcrumb-item">
<view :class="{
'uni-breadcrumb-item--slot': true,
'uni-breadcrumb-item--slot-link': to && currentPage !== to
}" @click="navTo">
<slot />
</view>
<i v-if="separatorClass" class="uni-breadcrumb-item--separator" :class="separatorClass" />
<text v-else class="uni-breadcrumb-item--separator">{{ separator }}</text>
</view>
</template>
<script>
/**
* BreadcrumbItem 面包屑导航子组件
* @property {String/Object} to 路由跳转页面路径/对象
* @property {Boolean} replace 在使用 to 进行路由跳转时启用 replace 将不会向 history 添加新记录( h5 支持
*/
export default {
data() {
return {
currentPage: ""
}
},
options: {
// #ifdef MP-TOUTIAO
virtualHost: false,
// #endif
// #ifndef MP-TOUTIAO
virtualHost: true
// #endif
},
props: {
to: {
type: String,
default: ''
},
replace:{
type: Boolean,
default: false
}
},
inject: {
uniBreadcrumb: {
from: "uniBreadcrumb",
default: null
}
},
created(){
const pages = getCurrentPages()
const page = pages[pages.length-1]
if(page){
this.currentPage = `/${page.route}`
}
},
computed: {
separator() {
return this.uniBreadcrumb.separator
},
separatorClass() {
return this.uniBreadcrumb.separatorClass
}
},
methods: {
navTo() {
const { to } = this
if (!to || this.currentPage === to){
return
}
if(this.replace){
uni.redirectTo({
url:to
})
}else{
uni.navigateTo({
url:to
})
}
}
}
}
</script>
<style lang="scss">
$uni-primary: #2979ff !default;
$uni-base-color: #6a6a6a !default;
$uni-main-color: #3a3a3a !default;
.uni-breadcrumb-item {
display: flex;
align-items: center;
white-space: nowrap;
font-size: 14px;
&--slot {
color: $uni-base-color;
padding: 0 10px;
&-link {
color: $uni-main-color;
font-weight: bold;
/* #ifndef APP-NVUE */
cursor: pointer;
/* #endif */
&:hover {
color: $uni-primary;
}
}
}
&--separator {
font-size: 12px;
color: $uni-base-color;
}
&:first-child &--slot {
padding-left: 0;
}
&:last-child &--separator {
display: none;
}
}
</style>

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<template>
<view class="uni-breadcrumb">
<slot />
</view>
</template>
<script>
/**
* Breadcrumb 面包屑导航父组件
* @description 显示当前页面的路径快速返回之前的任意页面
* @tutorial https://ext.dcloud.net.cn/plugin?id=xxx
* @property {String} separator 分隔符默认为斜杠'/'
* @property {String} separatorClass 图标分隔符 class
*/
export default {
options: {
// #ifdef MP-TOUTIAO
virtualHost: false,
// #endif
// #ifndef MP-TOUTIAO
virtualHost: true
// #endif
},
props: {
separator: {
type: String,
default: '/'
},
separatorClass: {
type: String,
default: ''
}
},
provide() {
return {
uniBreadcrumb: this
}
}
}
</script>
<style lang="scss">
.uni-breadcrumb {
display: flex;
}
</style>

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{
"id": "uni-breadcrumb",
"displayName": "uni-breadcrumb 面包屑",
"version": "0.1.2",
"description": "Breadcrumb 面包屑",
"keywords": [
"uni-breadcrumb",
"breadcrumb",
"uni-ui",
"面包屑导航",
"面包屑"
],
"repository": "",
"engines": {
"HBuilderX": "^3.1.0"
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"category": [
"前端组件",
"通用组件"
],
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": ""
},
"uni_modules": {
"dependencies": [],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"Vue": {
"vue2": "y",
"vue3": "y"
},
"App": {
"app-vue": "y",
"app-nvue": "n"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "u",
"百度": "u",
"字节跳动": "u",
"QQ": "u",
"京东": "u"
},
"快应用": {
"华为": "u",
"联盟": "u"
}
}
}
}
}

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## breadcrumb 面包屑导航
> **组件名uni-breadcrumb**
> 代码块: `ubreadcrumb`
显示当前页面的路径,快速返回之前的任意页面。
### 安装方式
本组件符合[easycom](https://uniapp.dcloud.io/collocation/pages?id=easycom)规范,`HBuilderX 2.5.5`起,只需将本组件导入项目,在页面`template`中即可直接使用,无需在页面中`import`和注册`components`
如需通过`npm`方式使用`uni-ui`组件,另见文档:[https://ext.dcloud.net.cn/plugin?id=55](https://ext.dcloud.net.cn/plugin?id=55)
### 基本用法
在 ``template`` 中使用组件
```html
<uni-breadcrumb separator="/">
<uni-breadcrumb-item v-for="(route,index) in routes" :key="index" :to="route.to">{{route.name}}</uni-breadcrumb-item>
</uni-breadcrumb>
```
```js
export default {
name: "uni-stat-breadcrumb",
data() {
return {
routes: [{
to: '/A',
name: 'A页面'
}, {
to: '/B',
name: 'B页面'
}, {
to: '/C',
name: 'C页面'
}]
};
}
}
```
## API
### Breadcrumb Props
|属性名 |类型 |默认值 |说明 |
|:-: |:-: |:-: |:-: |
|separator |String |斜杠'/' |分隔符 |
|separatorClass |String | |图标分隔符 class |
### Breadcrumb Item Props
|属性名 |类型 |默认值 |说明 |
|:-: |:-: |:-: |:-: |
|to |String | |路由跳转页面路径 |
|replace|Boolean | |在使用 to 进行路由跳转时,启用 replace 将不会向 history 添加新记录(仅 h5 支持) |
## 组件示例
点击查看:[https://hellouniapp.dcloud.net.cn/pages/extUI/breadcrumb/breadcrumb](https://hellouniapp.dcloud.net.cn/pages/extUI/breadcrumb/breadcrumb)

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## 1.4.112024-01-10
- 修复 回到今天时,月份显示不一致问题
## 1.4.102023-04-10
- 修复 某些情况 monthSwitch 未触发的Bug
## 1.4.92023-02-02
- 修复 某些情况切换月份错误的Bug
## 1.4.82023-01-30
- 修复 某些情况切换月份错误的Bug [详情](https://ask.dcloud.net.cn/question/161964)
## 1.4.72022-09-16
- 优化 支持使用 uni-scss 控制主题色
## 1.4.62022-09-08
- 修复 表头年月切换导致改变当前日期为选择月1号且未触发change事件的Bug
## 1.4.52022-02-25
- 修复 条件编译 nvue 不支持的 css 样式的Bug
## 1.4.42022-02-25
- 修复 条件编译 nvue 不支持的 css 样式的Bug
## 1.4.32021-09-22
- 修复 startDate、 endDate 属性失效的Bug
## 1.4.22021-08-24
- 新增 支持国际化
## 1.4.12021-08-05
- 修复 弹出层被 tabbar 遮盖的Bug
## 1.4.02021-07-30
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.3.162021-05-12
- 新增 组件示例地址
## 1.3.152021-02-04
- 调整为uni_modules目录规范

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/**
* @1900-2100区间内的公历农历互转
* @charset UTF-8
* @github https://github.com/jjonline/calendar.js
* @Author Jea杨(JJonline@JJonline.Cn)
* @Time 2014-7-21
* @Time 2016-8-13 Fixed 2033hexAttribution Annals
* @Time 2016-9-25 Fixed lunar LeapMonth Param Bug
* @Time 2017-7-24 Fixed use getTerm Func Param Error.use solar year,NOT lunar year
* @Version 1.0.3
* @公历转农历calendar.solar2lunar(1987,11,01); //[you can ignore params of prefix 0]
* @农历转公历calendar.lunar2solar(1987,09,10); //[you can ignore params of prefix 0]
*/
/* eslint-disable */
var calendar = {
/**
* 农历1900-2100的润大小信息表
* @Array Of Property
* @return Hex
*/
lunarInfo: [0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2, // 1900-1909
0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, 0x095b0, 0x14977, // 1910-1919
0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, // 1920-1929
0x06566, 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0, 0x1c8d7, 0x0c950, // 1930-1939
0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, // 1940-1949
0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5b0, 0x14573, 0x052b0, 0x0a9a8, 0x0e950, 0x06aa0, // 1950-1959
0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950, 0x05b57, 0x056a0, // 1960-1969
0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b6a0, 0x195a6, // 1970-1979
0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570, // 1980-1989
0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x05ac0, 0x0ab60, 0x096d5, 0x092e0, // 1990-1999
0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0, 0x092d0, 0x0cab5, // 2000-2009
0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, // 2010-2019
0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65, 0x0d530, // 2020-2029
0x05aa0, 0x076a3, 0x096d0, 0x04afb, 0x04ad0, 0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, // 2030-2039
0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0, // 2040-2049
/** Add By JJonline@JJonline.Cn**/
0x14b63, 0x09370, 0x049f8, 0x04970, 0x064b0, 0x168a6, 0x0ea50, 0x06b20, 0x1a6c4, 0x0aae0, // 2050-2059
0x0a2e0, 0x0d2e3, 0x0c960, 0x0d557, 0x0d4a0, 0x0da50, 0x05d55, 0x056a0, 0x0a6d0, 0x055d4, // 2060-2069
0x052d0, 0x0a9b8, 0x0a950, 0x0b4a0, 0x0b6a6, 0x0ad50, 0x055a0, 0x0aba4, 0x0a5b0, 0x052b0, // 2070-2079
0x0b273, 0x06930, 0x07337, 0x06aa0, 0x0ad50, 0x14b55, 0x04b60, 0x0a570, 0x054e4, 0x0d160, // 2080-2089
0x0e968, 0x0d520, 0x0daa0, 0x16aa6, 0x056d0, 0x04ae0, 0x0a9d4, 0x0a2d0, 0x0d150, 0x0f252, // 2090-2099
0x0d520], // 2100
/**
* 公历每个月份的天数普通表
* @Array Of Property
* @return Number
*/
solarMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],
/**
* 天干地支之天干速查表
* @Array Of Property trans["甲","乙","丙","丁","戊","己","庚","辛","壬","癸"]
* @return Cn string
*/
Gan: ['\u7532', '\u4e59', '\u4e19', '\u4e01', '\u620a', '\u5df1', '\u5e9a', '\u8f9b', '\u58ec', '\u7678'],
/**
* 天干地支之地支速查表
* @Array Of Property
* @trans["子","丑","寅","卯","辰","巳","午","未","申","酉","戌","亥"]
* @return Cn string
*/
Zhi: ['\u5b50', '\u4e11', '\u5bc5', '\u536f', '\u8fb0', '\u5df3', '\u5348', '\u672a', '\u7533', '\u9149', '\u620c', '\u4ea5'],
/**
* 天干地支之地支速查表<=>生肖
* @Array Of Property
* @trans["鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪"]
* @return Cn string
*/
Animals: ['\u9f20', '\u725b', '\u864e', '\u5154', '\u9f99', '\u86c7', '\u9a6c', '\u7f8a', '\u7334', '\u9e21', '\u72d7', '\u732a'],
/**
* 24节气速查表
* @Array Of Property
* @trans["小寒","大寒","立春","雨水","惊蛰","春分","清明","谷雨","立夏","小满","芒种","夏至","小暑","大暑","立秋","处暑","白露","秋分","寒露","霜降","立冬","小雪","大雪","冬至"]
* @return Cn string
*/
solarTerm: ['\u5c0f\u5bd2', '\u5927\u5bd2', '\u7acb\u6625', '\u96e8\u6c34', '\u60ca\u86f0', '\u6625\u5206', '\u6e05\u660e', '\u8c37\u96e8', '\u7acb\u590f', '\u5c0f\u6ee1', '\u8292\u79cd', '\u590f\u81f3', '\u5c0f\u6691', '\u5927\u6691', '\u7acb\u79cb', '\u5904\u6691', '\u767d\u9732', '\u79cb\u5206', '\u5bd2\u9732', '\u971c\u964d', '\u7acb\u51ac', '\u5c0f\u96ea', '\u5927\u96ea', '\u51ac\u81f3'],
/**
* 1900-2100各年的24节气日期速查表
* @Array Of Property
* @return 0x string For splice
*/
sTermInfo: ['9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf97c3598082c95f8c965cc920f',
'97bd0b06bdb0722c965ce1cfcc920f', 'b027097bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
'97bcf97c359801ec95f8c965cc920f', '97bd0b06bdb0722c965ce1cfcc920f', 'b027097bd097c36b0b6fc9274c91aa',
'97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f', '97bd0b06bdb0722c965ce1cfcc920f',
'b027097bd097c36b0b6fc9274c91aa', '9778397bd19801ec9210c965cc920e', '97b6b97bd19801ec95f8c965cc920f',
'97bd09801d98082c95f8e1cfcc920f', '97bd097bd097c36b0b6fc9210c8dc2', '9778397bd197c36c9210c9274c91aa',
'97b6b97bd19801ec95f8c965cc920e', '97bd09801d98082c95f8e1cfcc920f', '97bd097bd097c36b0b6fc9210c8dc2',
'9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec95f8c965cc920e', '97bcf97c3598082c95f8e1cfcc920f',
'97bd097bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec9210c965cc920e',
'97bcf97c3598082c95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b97bd19801ec9210c965cc920e', '97bcf97c3598082c95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722',
'9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f',
'97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
'97bcf97c359801ec95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f', '97bd097bd07f595b0b6fc920fb0722',
'9778397bd097c36b0b6fc9210c8dc2', '9778397bd19801ec9210c9274c920e', '97b6b97bd19801ec95f8c965cc920f',
'97bd07f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c920e',
'97b6b97bd19801ec95f8c965cc920f', '97bd07f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2',
'9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bd07f1487f595b0b0bc920fb0722',
'7f0e397bd097c36b0b6fc9210c8dc2', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
'97bcf7f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b97bd19801ec9210c965cc920e', '97bcf7f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
'9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf7f1487f531b0b0bb0b6fb0722',
'7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
'97bcf7f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b97bd19801ec9210c9274c920e', '97bcf7f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
'9778397bd097c36b0b6fc9210c91aa', '97b6b97bd197c36c9210c9274c920e', '97bcf7f0e47f531b0b0bb0b6fb0722',
'7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c920e',
'97b6b7f0e47f531b0723b0b6fb0722', '7f0e37f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2',
'9778397bd097c36b0b70c9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721', '7f0e37f1487f595b0b0bb0b6fb0722',
'7f0e397bd097c35b0b6fc9210c8dc2', '9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721',
'7f0e27f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
'9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
'7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721',
'7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
'97b6b7f0e47f531b0723b0787b0721', '7f0e27f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
'9778397bd097c36b0b6fc9210c91aa', '97b6b7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
'7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9210c8dc2', '977837f0e37f149b0723b0787b0721',
'7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f5307f595b0b0bc920fb0722', '7f0e397bd097c35b0b6fc9210c8dc2',
'977837f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e37f1487f595b0b0bb0b6fb0722',
'7f0e397bd097c35b0b6fc9210c8dc2', '977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
'7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '977837f0e37f14998082b0787b06bd',
'7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
'977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
'7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
'7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14998082b0787b06bd',
'7f07e7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
'977837f0e37f14998082b0723b06bd', '7f07e7f0e37f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
'7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b0721',
'7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f1487f595b0b0bb0b6fb0722', '7f0e37f0e37f14898082b0723b02d5',
'7ec967f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f1487f531b0b0bb0b6fb0722',
'7f0e37f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
'7f0e37f1487f531b0b0bb0b6fb0722', '7f0e37f0e37f14898082b072297c35', '7ec967f0e37f14998082b0787b06bd',
'7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e37f0e37f14898082b072297c35',
'7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
'7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f149b0723b0787b0721',
'7f0e27f1487f531b0b0bb0b6fb0722', '7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14998082b0723b06bd',
'7f07e7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722', '7f0e37f0e366aa89801eb072297c35',
'7ec967f0e37f14998082b0723b06bd', '7f07e7f0e37f14998083b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
'7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14898082b0723b02d5', '7f07e7f0e37f14998082b0787b0721',
'7f07e7f0e47f531b0723b0b6fb0722', '7f0e36665b66aa89801e9808297c35', '665f67f0e37f14898082b0723b02d5',
'7ec967f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0722', '7f0e36665b66a449801e9808297c35',
'665f67f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
'7f0e36665b66a449801e9808297c35', '665f67f0e37f14898082b072297c35', '7ec967f0e37f14998082b0787b06bd',
'7f07e7f0e47f531b0723b0b6fb0721', '7f0e26665b66a449801e9808297c35', '665f67f0e37f1489801eb072297c35',
'7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722'],
/**
* 数字转中文速查表
* @Array Of Property
* @trans ['日','一','二','三','四','五','六','七','八','九','十']
* @return Cn string
*/
nStr1: ['\u65e5', '\u4e00', '\u4e8c', '\u4e09', '\u56db', '\u4e94', '\u516d', '\u4e03', '\u516b', '\u4e5d', '\u5341'],
/**
* 日期转农历称呼速查表
* @Array Of Property
* @trans ['初','十','廿','卅']
* @return Cn string
*/
nStr2: ['\u521d', '\u5341', '\u5eff', '\u5345'],
/**
* 月份转农历称呼速查表
* @Array Of Property
* @trans ['正','一','二','三','四','五','六','七','八','九','十','冬','腊']
* @return Cn string
*/
nStr3: ['\u6b63', '\u4e8c', '\u4e09', '\u56db', '\u4e94', '\u516d', '\u4e03', '\u516b', '\u4e5d', '\u5341', '\u51ac', '\u814a'],
/**
* 返回农历y年一整年的总天数
* @param lunar Year
* @return Number
* @eg:var count = calendar.lYearDays(1987) ;//count=387
*/
lYearDays: function (y) {
var i; var sum = 348
for (i = 0x8000; i > 0x8; i >>= 1) { sum += (this.lunarInfo[y - 1900] & i) ? 1 : 0 }
return (sum + this.leapDays(y))
},
/**
* 返回农历y年闰月是哪个月若y年没有闰月 则返回0
* @param lunar Year
* @return Number (0-12)
* @eg:var leapMonth = calendar.leapMonth(1987) ;//leapMonth=6
*/
leapMonth: function (y) { // 闰字编码 \u95f0
return (this.lunarInfo[y - 1900] & 0xf)
},
/**
* 返回农历y年闰月的天数 若该年没有闰月则返回0
* @param lunar Year
* @return Number (02930)
* @eg:var leapMonthDay = calendar.leapDays(1987) ;//leapMonthDay=29
*/
leapDays: function (y) {
if (this.leapMonth(y)) {
return ((this.lunarInfo[y - 1900] & 0x10000) ? 30 : 29)
}
return (0)
},
/**
* 返回农历y年m月非闰月的总天数计算m为闰月时的天数请使用leapDays方法
* @param lunar Year
* @return Number (-12930)
* @eg:var MonthDay = calendar.monthDays(1987,9) ;//MonthDay=29
*/
monthDays: function (y, m) {
if (m > 12 || m < 1) { return -1 }// 月份参数从1至12参数错误返回-1
return ((this.lunarInfo[y - 1900] & (0x10000 >> m)) ? 30 : 29)
},
/**
* 返回公历(!)y年m月的天数
* @param solar Year
* @return Number (-128293031)
* @eg:var solarMonthDay = calendar.leapDays(1987) ;//solarMonthDay=30
*/
solarDays: function (y, m) {
if (m > 12 || m < 1) { return -1 } // 若参数错误 返回-1
var ms = m - 1
if (ms == 1) { // 2月份的闰平规律测算后确认返回28或29
return (((y % 4 == 0) && (y % 100 != 0) || (y % 400 == 0)) ? 29 : 28)
} else {
return (this.solarMonth[ms])
}
},
/**
* 农历年份转换为干支纪年
* @param lYear 农历年的年份数
* @return Cn string
*/
toGanZhiYear: function (lYear) {
var ganKey = (lYear - 3) % 10
var zhiKey = (lYear - 3) % 12
if (ganKey == 0) ganKey = 10// 如果余数为0则为最后一个天干
if (zhiKey == 0) zhiKey = 12// 如果余数为0则为最后一个地支
return this.Gan[ganKey - 1] + this.Zhi[zhiKey - 1]
},
/**
* 公历月日判断所属星座
* @param cMonth [description]
* @param cDay [description]
* @return Cn string
*/
toAstro: function (cMonth, cDay) {
var s = '\u9b54\u7faf\u6c34\u74f6\u53cc\u9c7c\u767d\u7f8a\u91d1\u725b\u53cc\u5b50\u5de8\u87f9\u72ee\u5b50\u5904\u5973\u5929\u79e4\u5929\u874e\u5c04\u624b\u9b54\u7faf'
var arr = [20, 19, 21, 21, 21, 22, 23, 23, 23, 23, 22, 22]
return s.substr(cMonth * 2 - (cDay < arr[cMonth - 1] ? 2 : 0), 2) + '\u5ea7'// 座
},
/**
* 传入offset偏移量返回干支
* @param offset 相对甲子的偏移量
* @return Cn string
*/
toGanZhi: function (offset) {
return this.Gan[offset % 10] + this.Zhi[offset % 12]
},
/**
* 传入公历(!)y年获得该年第n个节气的公历日期
* @param y公历年(1900-2100)n二十四节气中的第几个节气(1~24)从n=1(小寒)算起
* @return day Number
* @eg:var _24 = calendar.getTerm(1987,3) ;//_24=4;意即1987年2月4日立春
*/
getTerm: function (y, n) {
if (y < 1900 || y > 2100) { return -1 }
if (n < 1 || n > 24) { return -1 }
var _table = this.sTermInfo[y - 1900]
var _info = [
parseInt('0x' + _table.substr(0, 5)).toString(),
parseInt('0x' + _table.substr(5, 5)).toString(),
parseInt('0x' + _table.substr(10, 5)).toString(),
parseInt('0x' + _table.substr(15, 5)).toString(),
parseInt('0x' + _table.substr(20, 5)).toString(),
parseInt('0x' + _table.substr(25, 5)).toString()
]
var _calday = [
_info[0].substr(0, 1),
_info[0].substr(1, 2),
_info[0].substr(3, 1),
_info[0].substr(4, 2),
_info[1].substr(0, 1),
_info[1].substr(1, 2),
_info[1].substr(3, 1),
_info[1].substr(4, 2),
_info[2].substr(0, 1),
_info[2].substr(1, 2),
_info[2].substr(3, 1),
_info[2].substr(4, 2),
_info[3].substr(0, 1),
_info[3].substr(1, 2),
_info[3].substr(3, 1),
_info[3].substr(4, 2),
_info[4].substr(0, 1),
_info[4].substr(1, 2),
_info[4].substr(3, 1),
_info[4].substr(4, 2),
_info[5].substr(0, 1),
_info[5].substr(1, 2),
_info[5].substr(3, 1),
_info[5].substr(4, 2)
]
return parseInt(_calday[n - 1])
},
/**
* 传入农历数字月份返回汉语通俗表示法
* @param lunar month
* @return Cn string
* @eg:var cnMonth = calendar.toChinaMonth(12) ;//cnMonth='腊月'
*/
toChinaMonth: function (m) { // 月 => \u6708
if (m > 12 || m < 1) { return -1 } // 若参数错误 返回-1
var s = this.nStr3[m - 1]
s += '\u6708'// 加上月字
return s
},
/**
* 传入农历日期数字返回汉字表示法
* @param lunar day
* @return Cn string
* @eg:var cnDay = calendar.toChinaDay(21) ;//cnMonth='廿一'
*/
toChinaDay: function (d) { // 日 => \u65e5
var s
switch (d) {
case 10:
s = '\u521d\u5341'; break
case 20:
s = '\u4e8c\u5341'; break
break
case 30:
s = '\u4e09\u5341'; break
break
default :
s = this.nStr2[Math.floor(d / 10)]
s += this.nStr1[d % 10]
}
return (s)
},
/**
* 年份转生肖[!仅能大致转换] => 精确划分生肖分界线是立春
* @param y year
* @return Cn string
* @eg:var animal = calendar.getAnimal(1987) ;//animal='兔'
*/
getAnimal: function (y) {
return this.Animals[(y - 4) % 12]
},
/**
* 传入阳历年月日获得详细的公历农历object信息 <=>JSON
* @param y solar year
* @param m solar month
* @param d solar day
* @return JSON object
* @eg:console.log(calendar.solar2lunar(1987,11,01));
*/
solar2lunar: function (y, m, d) { // 参数区间1900.1.31~2100.12.31
// 年份限定、上限
if (y < 1900 || y > 2100) {
return -1// undefined转换为数字变为NaN
}
// 公历传参最下限
if (y == 1900 && m == 1 && d < 31) {
return -1
}
// 未传参 获得当天
if (!y) {
var objDate = new Date()
} else {
var objDate = new Date(y, parseInt(m) - 1, d)
}
var i; var leap = 0; var temp = 0
// 修正ymd参数
var y = objDate.getFullYear()
var m = objDate.getMonth() + 1
var d = objDate.getDate()
var offset = (Date.UTC(objDate.getFullYear(), objDate.getMonth(), objDate.getDate()) - Date.UTC(1900, 0, 31)) / 86400000
for (i = 1900; i < 2101 && offset > 0; i++) {
temp = this.lYearDays(i)
offset -= temp
}
if (offset < 0) {
offset += temp; i--
}
// 是否今天
var isTodayObj = new Date()
var isToday = false
if (isTodayObj.getFullYear() == y && isTodayObj.getMonth() + 1 == m && isTodayObj.getDate() == d) {
isToday = true
}
// 星期几
var nWeek = objDate.getDay()
var cWeek = this.nStr1[nWeek]
// 数字表示周几顺应天朝周一开始的惯例
if (nWeek == 0) {
nWeek = 7
}
// 农历年
var year = i
var leap = this.leapMonth(i) // 闰哪个月
var isLeap = false
// 效验闰月
for (i = 1; i < 13 && offset > 0; i++) {
// 闰月
if (leap > 0 && i == (leap + 1) && isLeap == false) {
--i
isLeap = true; temp = this.leapDays(year) // 计算农历闰月天数
} else {
temp = this.monthDays(year, i)// 计算农历普通月天数
}
// 解除闰月
if (isLeap == true && i == (leap + 1)) { isLeap = false }
offset -= temp
}
// 闰月导致数组下标重叠取反
if (offset == 0 && leap > 0 && i == leap + 1) {
if (isLeap) {
isLeap = false
} else {
isLeap = true; --i
}
}
if (offset < 0) {
offset += temp; --i
}
// 农历月
var month = i
// 农历日
var day = offset + 1
// 天干地支处理
var sm = m - 1
var gzY = this.toGanZhiYear(year)
// 当月的两个节气
// bugfix-2017-7-24 11:03:38 use lunar Year Param `y` Not `year`
var firstNode = this.getTerm(y, (m * 2 - 1))// 返回当月「节」为几日开始
var secondNode = this.getTerm(y, (m * 2))// 返回当月「节」为几日开始
// 依据12节气修正干支月
var gzM = this.toGanZhi((y - 1900) * 12 + m + 11)
if (d >= firstNode) {
gzM = this.toGanZhi((y - 1900) * 12 + m + 12)
}
// 传入的日期的节气与否
var isTerm = false
var Term = null
if (firstNode == d) {
isTerm = true
Term = this.solarTerm[m * 2 - 2]
}
if (secondNode == d) {
isTerm = true
Term = this.solarTerm[m * 2 - 1]
}
// 日柱 当月一日与 1900/1/1 相差天数
var dayCyclical = Date.UTC(y, sm, 1, 0, 0, 0, 0) / 86400000 + 25567 + 10
var gzD = this.toGanZhi(dayCyclical + d - 1)
// 该日期所属的星座
var astro = this.toAstro(m, d)
return { 'lYear': year, 'lMonth': month, 'lDay': day, 'Animal': this.getAnimal(year), 'IMonthCn': (isLeap ? '\u95f0' : '') + this.toChinaMonth(month), 'IDayCn': this.toChinaDay(day), 'cYear': y, 'cMonth': m, 'cDay': d, 'gzYear': gzY, 'gzMonth': gzM, 'gzDay': gzD, 'isToday': isToday, 'isLeap': isLeap, 'nWeek': nWeek, 'ncWeek': '\u661f\u671f' + cWeek, 'isTerm': isTerm, 'Term': Term, 'astro': astro }
},
/**
* 传入农历年月日以及传入的月份是否闰月获得详细的公历农历object信息 <=>JSON
* @param y lunar year
* @param m lunar month
* @param d lunar day
* @param isLeapMonth lunar month is leap or not.[如果是农历闰月第四个参数赋值true即可]
* @return JSON object
* @eg:console.log(calendar.lunar2solar(1987,9,10));
*/
lunar2solar: function (y, m, d, isLeapMonth) { // 参数区间1900.1.31~2100.12.1
var isLeapMonth = !!isLeapMonth
var leapOffset = 0
var leapMonth = this.leapMonth(y)
var leapDay = this.leapDays(y)
if (isLeapMonth && (leapMonth != m)) { return -1 }// 传参要求计算该闰月公历 但该年得出的闰月与传参的月份并不同
if (y == 2100 && m == 12 && d > 1 || y == 1900 && m == 1 && d < 31) { return -1 }// 超出了最大极限值
var day = this.monthDays(y, m)
var _day = day
// bugFix 2016-9-25
// if month is leap, _day use leapDays method
if (isLeapMonth) {
_day = this.leapDays(y, m)
}
if (y < 1900 || y > 2100 || d > _day) { return -1 }// 参数合法性效验
// 计算农历的时间差
var offset = 0
for (var i = 1900; i < y; i++) {
offset += this.lYearDays(i)
}
var leap = 0; var isAdd = false
for (var i = 1; i < m; i++) {
leap = this.leapMonth(y)
if (!isAdd) { // 处理闰月
if (leap <= i && leap > 0) {
offset += this.leapDays(y); isAdd = true
}
}
offset += this.monthDays(y, i)
}
// 转换闰月农历 需补充该年闰月的前一个月的时差
if (isLeapMonth) { offset += day }
// 1900年农历正月一日的公历时间为1900年1月30日0时0分0秒(该时间也是本农历的最开始起始点)
var stmap = Date.UTC(1900, 1, 30, 0, 0, 0)
var calObj = new Date((offset + d - 31) * 86400000 + stmap)
var cY = calObj.getUTCFullYear()
var cM = calObj.getUTCMonth() + 1
var cD = calObj.getUTCDate()
return this.solar2lunar(cY, cM, cD)
}
}
export default calendar

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{
"uni-calender.ok": "ok",
"uni-calender.cancel": "cancel",
"uni-calender.today": "today",
"uni-calender.MON": "MON",
"uni-calender.TUE": "TUE",
"uni-calender.WED": "WED",
"uni-calender.THU": "THU",
"uni-calender.FRI": "FRI",
"uni-calender.SAT": "SAT",
"uni-calender.SUN": "SUN"
}

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import en from './en.json'
import zhHans from './zh-Hans.json'
import zhHant from './zh-Hant.json'
export default {
en,
'zh-Hans': zhHans,
'zh-Hant': zhHant
}

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{
"uni-calender.ok": "确定",
"uni-calender.cancel": "取消",
"uni-calender.today": "今日",
"uni-calender.SUN": "日",
"uni-calender.MON": "一",
"uni-calender.TUE": "二",
"uni-calender.WED": "三",
"uni-calender.THU": "四",
"uni-calender.FRI": "五",
"uni-calender.SAT": "六"
}

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{
"uni-calender.ok": "確定",
"uni-calender.cancel": "取消",
"uni-calender.today": "今日",
"uni-calender.SUN": "日",
"uni-calender.MON": "一",
"uni-calender.TUE": "二",
"uni-calender.WED": "三",
"uni-calender.THU": "四",
"uni-calender.FRI": "五",
"uni-calender.SAT": "六"
}

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<template>
<view class="uni-calendar-item__weeks-box" :class="{
'uni-calendar-item--disable':weeks.disable,
'uni-calendar-item--isDay':calendar.fullDate === weeks.fullDate && weeks.isDay,
'uni-calendar-item--checked':(calendar.fullDate === weeks.fullDate && !weeks.isDay) ,
'uni-calendar-item--before-checked':weeks.beforeMultiple,
'uni-calendar-item--multiple': weeks.multiple,
'uni-calendar-item--after-checked':weeks.afterMultiple,
}"
@click="choiceDate(weeks)">
<view class="uni-calendar-item__weeks-box-item">
<text v-if="selected&&weeks.extraInfo" class="uni-calendar-item__weeks-box-circle"></text>
<text class="uni-calendar-item__weeks-box-text" :class="{
'uni-calendar-item--isDay-text': weeks.isDay,
'uni-calendar-item--isDay':calendar.fullDate === weeks.fullDate && weeks.isDay,
'uni-calendar-item--checked':calendar.fullDate === weeks.fullDate && !weeks.isDay,
'uni-calendar-item--before-checked':weeks.beforeMultiple,
'uni-calendar-item--multiple': weeks.multiple,
'uni-calendar-item--after-checked':weeks.afterMultiple,
'uni-calendar-item--disable':weeks.disable,
}">{{weeks.date}}</text>
<text v-if="!lunar&&!weeks.extraInfo && weeks.isDay" class="uni-calendar-item__weeks-lunar-text" :class="{
'uni-calendar-item--isDay-text':weeks.isDay,
'uni-calendar-item--isDay':calendar.fullDate === weeks.fullDate && weeks.isDay,
'uni-calendar-item--checked':calendar.fullDate === weeks.fullDate && !weeks.isDay,
'uni-calendar-item--before-checked':weeks.beforeMultiple,
'uni-calendar-item--multiple': weeks.multiple,
'uni-calendar-item--after-checked':weeks.afterMultiple,
}">{{todayText}}</text>
<text v-if="lunar&&!weeks.extraInfo" class="uni-calendar-item__weeks-lunar-text" :class="{
'uni-calendar-item--isDay-text':weeks.isDay,
'uni-calendar-item--isDay':calendar.fullDate === weeks.fullDate && weeks.isDay,
'uni-calendar-item--checked':calendar.fullDate === weeks.fullDate && !weeks.isDay,
'uni-calendar-item--before-checked':weeks.beforeMultiple,
'uni-calendar-item--multiple': weeks.multiple,
'uni-calendar-item--after-checked':weeks.afterMultiple,
'uni-calendar-item--disable':weeks.disable,
}">{{weeks.isDay ? todayText : (weeks.lunar.IDayCn === '初一'?weeks.lunar.IMonthCn:weeks.lunar.IDayCn)}}</text>
<text v-if="weeks.extraInfo&&weeks.extraInfo.info" class="uni-calendar-item__weeks-lunar-text" :class="{
'uni-calendar-item--extra':weeks.extraInfo.info,
'uni-calendar-item--isDay-text':weeks.isDay,
'uni-calendar-item--isDay':calendar.fullDate === weeks.fullDate && weeks.isDay,
'uni-calendar-item--checked':calendar.fullDate === weeks.fullDate && !weeks.isDay,
'uni-calendar-item--before-checked':weeks.beforeMultiple,
'uni-calendar-item--multiple': weeks.multiple,
'uni-calendar-item--after-checked':weeks.afterMultiple,
'uni-calendar-item--disable':weeks.disable,
}">{{weeks.extraInfo.info}}</text>
</view>
</view>
</template>
<script>
import { initVueI18n } from '@dcloudio/uni-i18n'
import i18nMessages from './i18n/index.js'
const { t } = initVueI18n(i18nMessages)
export default {
emits:['change'],
props: {
weeks: {
type: Object,
default () {
return {}
}
},
calendar: {
type: Object,
default: () => {
return {}
}
},
selected: {
type: Array,
default: () => {
return []
}
},
lunar: {
type: Boolean,
default: false
}
},
computed: {
todayText() {
return t("uni-calender.today")
},
},
methods: {
choiceDate(weeks) {
this.$emit('change', weeks)
}
}
}
</script>
<style lang="scss" scoped>
$uni-font-size-base:14px;
$uni-text-color:#333;
$uni-font-size-sm:12px;
$uni-color-error: #e43d33;
$uni-opacity-disabled: 0.3;
$uni-text-color-disable:#c0c0c0;
$uni-primary: #2979ff !default;
.uni-calendar-item__weeks-box {
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
justify-content: center;
align-items: center;
}
.uni-calendar-item__weeks-box-text {
font-size: $uni-font-size-base;
color: $uni-text-color;
}
.uni-calendar-item__weeks-lunar-text {
font-size: $uni-font-size-sm;
color: $uni-text-color;
}
.uni-calendar-item__weeks-box-item {
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
justify-content: center;
align-items: center;
width: 100rpx;
height: 100rpx;
}
.uni-calendar-item__weeks-box-circle {
position: absolute;
top: 5px;
right: 5px;
width: 8px;
height: 8px;
border-radius: 8px;
background-color: $uni-color-error;
}
.uni-calendar-item--disable {
background-color: rgba(249, 249, 249, $uni-opacity-disabled);
color: $uni-text-color-disable;
}
.uni-calendar-item--isDay-text {
color: $uni-primary;
}
.uni-calendar-item--isDay {
background-color: $uni-primary;
opacity: 0.8;
color: #fff;
}
.uni-calendar-item--extra {
color: $uni-color-error;
opacity: 0.8;
}
.uni-calendar-item--checked {
background-color: $uni-primary;
color: #fff;
opacity: 0.8;
}
.uni-calendar-item--multiple {
background-color: $uni-primary;
color: #fff;
opacity: 0.8;
}
.uni-calendar-item--before-checked {
background-color: #ff5a5f;
color: #fff;
}
.uni-calendar-item--after-checked {
background-color: #ff5a5f;
color: #fff;
}
</style>

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<template>
<view class="uni-calendar">
<view v-if="!insert&&show" class="uni-calendar__mask" :class="{'uni-calendar--mask-show':aniMaskShow}" @click="clean"></view>
<view v-if="insert || show" class="uni-calendar__content" :class="{'uni-calendar--fixed':!insert,'uni-calendar--ani-show':aniMaskShow}">
<view v-if="!insert" class="uni-calendar__header uni-calendar--fixed-top">
<view class="uni-calendar__header-btn-box" @click="close">
<text class="uni-calendar__header-text uni-calendar--fixed-width">{{cancelText}}</text>
</view>
<view class="uni-calendar__header-btn-box" @click="confirm">
<text class="uni-calendar__header-text uni-calendar--fixed-width">{{okText}}</text>
</view>
</view>
<view class="uni-calendar__header">
<view class="uni-calendar__header-btn-box" @click.stop="pre">
<view class="uni-calendar__header-btn uni-calendar--left"></view>
</view>
<picker mode="date" :value="date" fields="month" @change="bindDateChange">
<text class="uni-calendar__header-text">{{ (nowDate.year||'') +' / '+( nowDate.month||'')}}</text>
</picker>
<view class="uni-calendar__header-btn-box" @click.stop="next">
<view class="uni-calendar__header-btn uni-calendar--right"></view>
</view>
<text class="uni-calendar__backtoday" @click="backToday">{{todayText}}</text>
</view>
<view class="uni-calendar__box">
<view v-if="showMonth" class="uni-calendar__box-bg">
<text class="uni-calendar__box-bg-text">{{nowDate.month}}</text>
</view>
<view class="uni-calendar__weeks">
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{SUNText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{monText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{TUEText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{WEDText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{THUText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{FRIText}}</text>
</view>
<view class="uni-calendar__weeks-day">
<text class="uni-calendar__weeks-day-text">{{SATText}}</text>
</view>
</view>
<view class="uni-calendar__weeks" v-for="(item,weekIndex) in weeks" :key="weekIndex">
<view class="uni-calendar__weeks-item" v-for="(weeks,weeksIndex) in item" :key="weeksIndex">
<calendar-item class="uni-calendar-item--hook" :weeks="weeks" :calendar="calendar" :selected="selected" :lunar="lunar" @change="choiceDate"></calendar-item>
</view>
</view>
</view>
</view>
</view>
</template>
<script>
import Calendar from './util.js';
import CalendarItem from './uni-calendar-item.vue'
import { initVueI18n } from '@dcloudio/uni-i18n'
import i18nMessages from './i18n/index.js'
const { t } = initVueI18n(i18nMessages)
/**
* Calendar 日历
* @description 日历组件可以查看日期选择任意范围内的日期打点操作常用场景如酒店日期预订火车机票选择购买日期上下班打卡等
* @tutorial https://ext.dcloud.net.cn/plugin?id=56
* @property {String} date 自定义当前时间默认为今天
* @property {Boolean} lunar 显示农历
* @property {String} startDate 日期选择范围-开始日期
* @property {String} endDate 日期选择范围-结束日期
* @property {Boolean} range 范围选择
* @property {Boolean} insert = [true|false] 插入模式,默认为false
* @value true 弹窗模式
* @value false 插入模式
* @property {Boolean} clearDate = [true|false] 弹窗模式是否清空上次选择内容
* @property {Array} selected 打点期待格式[{date: '2019-06-27', info: '签到', data: { custom: '自定义信息', name: '自定义消息头',xxx:xxx... }}]
* @property {Boolean} showMonth 是否选择月份为背景
* @event {Function} change 日期改变`insert :ture` 时生效
* @event {Function} confirm 确认选择`insert :false` 时生效
* @event {Function} monthSwitch 切换月份时触发
* @example <uni-calendar :insert="true":lunar="true" :start-date="'2019-3-2'":end-date="'2019-5-20'"@change="change" />
*/
export default {
components: {
CalendarItem
},
emits:['close','confirm','change','monthSwitch'],
props: {
date: {
type: String,
default: ''
},
selected: {
type: Array,
default () {
return []
}
},
lunar: {
type: Boolean,
default: false
},
startDate: {
type: String,
default: ''
},
endDate: {
type: String,
default: ''
},
range: {
type: Boolean,
default: false
},
insert: {
type: Boolean,
default: true
},
showMonth: {
type: Boolean,
default: true
},
clearDate: {
type: Boolean,
default: true
}
},
data() {
return {
show: false,
weeks: [],
calendar: {},
nowDate: '',
aniMaskShow: false
}
},
computed:{
/**
* for i18n
*/
okText() {
return t("uni-calender.ok")
},
cancelText() {
return t("uni-calender.cancel")
},
todayText() {
return t("uni-calender.today")
},
monText() {
return t("uni-calender.MON")
},
TUEText() {
return t("uni-calender.TUE")
},
WEDText() {
return t("uni-calender.WED")
},
THUText() {
return t("uni-calender.THU")
},
FRIText() {
return t("uni-calender.FRI")
},
SATText() {
return t("uni-calender.SAT")
},
SUNText() {
return t("uni-calender.SUN")
},
},
watch: {
date(newVal) {
// this.cale.setDate(newVal)
this.init(newVal)
},
startDate(val){
this.cale.resetSatrtDate(val)
this.cale.setDate(this.nowDate.fullDate)
this.weeks = this.cale.weeks
},
endDate(val){
this.cale.resetEndDate(val)
this.cale.setDate(this.nowDate.fullDate)
this.weeks = this.cale.weeks
},
selected(newVal) {
this.cale.setSelectInfo(this.nowDate.fullDate, newVal)
this.weeks = this.cale.weeks
}
},
created() {
this.cale = new Calendar({
selected: this.selected,
startDate: this.startDate,
endDate: this.endDate,
range: this.range,
})
this.init(this.date)
},
methods: {
// 穿
clean() {},
bindDateChange(e) {
const value = e.detail.value + '-1'
this.setDate(value)
const { year,month } = this.cale.getDate(value)
this.$emit('monthSwitch', {
year,
month
})
},
/**
* 初始化日期显示
* @param {Object} date
*/
init(date) {
this.cale.setDate(date)
this.weeks = this.cale.weeks
this.nowDate = this.calendar = this.cale.getInfo(date)
},
/**
* 打开日历弹窗
*/
open() {
//
if (this.clearDate && !this.insert) {
this.cale.cleanMultipleStatus()
// this.cale.setDate(this.date)
this.init(this.date)
}
this.show = true
this.$nextTick(() => {
setTimeout(() => {
this.aniMaskShow = true
}, 50)
})
},
/**
* 关闭日历弹窗
*/
close() {
this.aniMaskShow = false
this.$nextTick(() => {
setTimeout(() => {
this.show = false
this.$emit('close')
}, 300)
})
},
/**
* 确认按钮
*/
confirm() {
this.setEmit('confirm')
this.close()
},
/**
* 变化触发
*/
change() {
if (!this.insert) return
this.setEmit('change')
},
/**
* 选择月份触发
*/
monthSwitch() {
let {
year,
month
} = this.nowDate
this.$emit('monthSwitch', {
year,
month: Number(month)
})
},
/**
* 派发事件
* @param {Object} name
*/
setEmit(name) {
let {
year,
month,
date,
fullDate,
lunar,
extraInfo
} = this.calendar
this.$emit(name, {
range: this.cale.multipleStatus,
year,
month,
date,
fulldate: fullDate,
lunar,
extraInfo: extraInfo || {}
})
},
/**
* 选择天触发
* @param {Object} weeks
*/
choiceDate(weeks) {
if (weeks.disable) return
this.calendar = weeks
//
this.cale.setMultiple(this.calendar.fullDate)
this.weeks = this.cale.weeks
this.change()
},
/**
* 回到今天
*/
backToday() {
const nowYearMonth = `${this.nowDate.year}-${this.nowDate.month}`
const date = this.cale.getDate(new Date())
const todayYearMonth = `${date.year}-${date.month}`
this.init(date.fullDate)
if(nowYearMonth !== todayYearMonth) {
this.monthSwitch()
}
this.change()
},
/**
* 上个月
*/
pre() {
const preDate = this.cale.getDate(this.nowDate.fullDate, -1, 'month').fullDate
this.setDate(preDate)
this.monthSwitch()
},
/**
* 下个月
*/
next() {
const nextDate = this.cale.getDate(this.nowDate.fullDate, +1, 'month').fullDate
this.setDate(nextDate)
this.monthSwitch()
},
/**
* 设置日期
* @param {Object} date
*/
setDate(date) {
this.cale.setDate(date)
this.weeks = this.cale.weeks
this.nowDate = this.cale.getInfo(date)
}
}
}
</script>
<style lang="scss" scoped>
$uni-bg-color-mask: rgba($color: #000000, $alpha: 0.4);
$uni-border-color: #EDEDED;
$uni-text-color: #333;
$uni-bg-color-hover:#f1f1f1;
$uni-font-size-base:14px;
$uni-text-color-placeholder: #808080;
$uni-color-subtitle: #555555;
$uni-text-color-grey:#999;
.uni-calendar {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
}
.uni-calendar__mask {
position: fixed;
bottom: 0;
top: 0;
left: 0;
right: 0;
background-color: $uni-bg-color-mask;
transition-property: opacity;
transition-duration: 0.3s;
opacity: 0;
/* #ifndef APP-NVUE */
z-index: 99;
/* #endif */
}
.uni-calendar--mask-show {
opacity: 1
}
.uni-calendar--fixed {
position: fixed;
/* #ifdef APP-NVUE */
bottom: 0;
/* #endif */
left: 0;
right: 0;
transition-property: transform;
transition-duration: 0.3s;
transform: translateY(460px);
/* #ifndef APP-NVUE */
bottom: calc(var(--window-bottom));
z-index: 99;
/* #endif */
}
.uni-calendar--ani-show {
transform: translateY(0);
}
.uni-calendar__content {
background-color: #fff;
}
.uni-calendar__header {
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
justify-content: center;
align-items: center;
height: 50px;
border-bottom-color: $uni-border-color;
border-bottom-style: solid;
border-bottom-width: 1px;
}
.uni-calendar--fixed-top {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
justify-content: space-between;
border-top-color: $uni-border-color;
border-top-style: solid;
border-top-width: 1px;
}
.uni-calendar--fixed-width {
width: 50px;
}
.uni-calendar__backtoday {
position: absolute;
right: 0;
top: 25rpx;
padding: 0 5px;
padding-left: 10px;
height: 25px;
line-height: 25px;
font-size: 12px;
border-top-left-radius: 25px;
border-bottom-left-radius: 25px;
color: $uni-text-color;
background-color: $uni-bg-color-hover;
}
.uni-calendar__header-text {
text-align: center;
width: 100px;
font-size: $uni-font-size-base;
color: $uni-text-color;
}
.uni-calendar__header-btn-box {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
align-items: center;
justify-content: center;
width: 50px;
height: 50px;
}
.uni-calendar__header-btn {
width: 10px;
height: 10px;
border-left-color: $uni-text-color-placeholder;
border-left-style: solid;
border-left-width: 2px;
border-top-color: $uni-color-subtitle;
border-top-style: solid;
border-top-width: 2px;
}
.uni-calendar--left {
transform: rotate(-45deg);
}
.uni-calendar--right {
transform: rotate(135deg);
}
.uni-calendar__weeks {
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
}
.uni-calendar__weeks-item {
flex: 1;
}
.uni-calendar__weeks-day {
flex: 1;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
justify-content: center;
align-items: center;
height: 45px;
border-bottom-color: #F5F5F5;
border-bottom-style: solid;
border-bottom-width: 1px;
}
.uni-calendar__weeks-day-text {
font-size: 14px;
}
.uni-calendar__box {
position: relative;
}
.uni-calendar__box-bg {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
justify-content: center;
align-items: center;
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
}
.uni-calendar__box-bg-text {
font-size: 200px;
font-weight: bold;
color: $uni-text-color-grey;
opacity: 0.1;
text-align: center;
/* #ifndef APP-NVUE */
line-height: 1;
/* #endif */
}
</style>

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import CALENDAR from './calendar.js'
class Calendar {
constructor({
date,
selected,
startDate,
endDate,
range
} = {}) {
// 当前日期
this.date = this.getDate(new Date()) // 当前初入日期
// 打点信息
this.selected = selected || [];
// 范围开始
this.startDate = startDate
// 范围结束
this.endDate = endDate
this.range = range
// 多选状态
this.cleanMultipleStatus()
// 每周日期
this.weeks = {}
// this._getWeek(this.date.fullDate)
}
/**
* 设置日期
* @param {Object} date
*/
setDate(date) {
this.selectDate = this.getDate(date)
this._getWeek(this.selectDate.fullDate)
}
/**
* 清理多选状态
*/
cleanMultipleStatus() {
this.multipleStatus = {
before: '',
after: '',
data: []
}
}
/**
* 重置开始日期
*/
resetSatrtDate(startDate) {
// 范围开始
this.startDate = startDate
}
/**
* 重置结束日期
*/
resetEndDate(endDate) {
// 范围结束
this.endDate = endDate
}
/**
* 获取任意时间
*/
getDate(date, AddDayCount = 0, str = 'day') {
if (!date) {
date = new Date()
}
if (typeof date !== 'object') {
date = date.replace(/-/g, '/')
}
const dd = new Date(date)
switch (str) {
case 'day':
dd.setDate(dd.getDate() + AddDayCount) // 获取AddDayCount天后的日期
break
case 'month':
if (dd.getDate() === 31 && AddDayCount>0) {
dd.setDate(dd.getDate() + AddDayCount)
} else {
const preMonth = dd.getMonth()
dd.setMonth(preMonth + AddDayCount) // 获取AddDayCount天后的日期
const nextMonth = dd.getMonth()
// 处理 pre 切换月份目标月份为2月没有当前日(30 31) 切换错误问题
if(AddDayCount<0 && preMonth!==0 && nextMonth-preMonth>AddDayCount){
dd.setMonth(nextMonth+(nextMonth-preMonth+AddDayCount))
}
// 处理 next 切换月份目标月份为2月没有当前日(30 31) 切换错误问题
if(AddDayCount>0 && nextMonth-preMonth>AddDayCount){
dd.setMonth(nextMonth-(nextMonth-preMonth-AddDayCount))
}
}
break
case 'year':
dd.setFullYear(dd.getFullYear() + AddDayCount) // 获取AddDayCount天后的日期
break
}
const y = dd.getFullYear()
const m = dd.getMonth() + 1 < 10 ? '0' + (dd.getMonth() + 1) : dd.getMonth() + 1 // 获取当前月份的日期不足10补0
const d = dd.getDate() < 10 ? '0' + dd.getDate() : dd.getDate() // 获取当前几号不足10补0
return {
fullDate: y + '-' + m + '-' + d,
year: y,
month: m,
date: d,
day: dd.getDay()
}
}
/**
* 获取上月剩余天数
*/
_getLastMonthDays(firstDay, full) {
let dateArr = []
for (let i = firstDay; i > 0; i--) {
const beforeDate = new Date(full.year, full.month - 1, -i + 1).getDate()
dateArr.push({
date: beforeDate,
month: full.month - 1,
lunar: this.getlunar(full.year, full.month - 1, beforeDate),
disable: true
})
}
return dateArr
}
/**
* 获取本月天数
*/
_currentMonthDys(dateData, full) {
let dateArr = []
let fullDate = this.date.fullDate
for (let i = 1; i <= dateData; i++) {
let nowDate = full.year + '-' + (full.month < 10 ?
full.month : full.month) + '-' + (i < 10 ?
'0' + i : i)
// 是否今天
let isDay = fullDate === nowDate
// 获取打点信息
let info = this.selected && this.selected.find((item) => {
if (this.dateEqual(nowDate, item.date)) {
return item
}
})
// 日期禁用
let disableBefore = true
let disableAfter = true
if (this.startDate) {
// let dateCompBefore = this.dateCompare(this.startDate, fullDate)
// disableBefore = this.dateCompare(dateCompBefore ? this.startDate : fullDate, nowDate)
disableBefore = this.dateCompare(this.startDate, nowDate)
}
if (this.endDate) {
// let dateCompAfter = this.dateCompare(fullDate, this.endDate)
// disableAfter = this.dateCompare(nowDate, dateCompAfter ? this.endDate : fullDate)
disableAfter = this.dateCompare(nowDate, this.endDate)
}
let multiples = this.multipleStatus.data
let checked = false
let multiplesStatus = -1
if (this.range) {
if (multiples) {
multiplesStatus = multiples.findIndex((item) => {
return this.dateEqual(item, nowDate)
})
}
if (multiplesStatus !== -1) {
checked = true
}
}
let data = {
fullDate: nowDate,
year: full.year,
date: i,
multiple: this.range ? checked : false,
beforeMultiple: this.dateEqual(this.multipleStatus.before, nowDate),
afterMultiple: this.dateEqual(this.multipleStatus.after, nowDate),
month: full.month,
lunar: this.getlunar(full.year, full.month, i),
disable: !(disableBefore && disableAfter),
isDay
}
if (info) {
data.extraInfo = info
}
dateArr.push(data)
}
return dateArr
}
/**
* 获取下月天数
*/
_getNextMonthDays(surplus, full) {
let dateArr = []
for (let i = 1; i < surplus + 1; i++) {
dateArr.push({
date: i,
month: Number(full.month) + 1,
lunar: this.getlunar(full.year, Number(full.month) + 1, i),
disable: true
})
}
return dateArr
}
/**
* 获取当前日期详情
* @param {Object} date
*/
getInfo(date) {
if (!date) {
date = new Date()
}
const dateInfo = this.canlender.find(item => item.fullDate === this.getDate(date).fullDate)
return dateInfo
}
/**
* 比较时间大小
*/
dateCompare(startDate, endDate) {
// 计算截止时间
startDate = new Date(startDate.replace('-', '/').replace('-', '/'))
// 计算详细项的截止时间
endDate = new Date(endDate.replace('-', '/').replace('-', '/'))
if (startDate <= endDate) {
return true
} else {
return false
}
}
/**
* 比较时间是否相等
*/
dateEqual(before, after) {
// 计算截止时间
before = new Date(before.replace('-', '/').replace('-', '/'))
// 计算详细项的截止时间
after = new Date(after.replace('-', '/').replace('-', '/'))
if (before.getTime() - after.getTime() === 0) {
return true
} else {
return false
}
}
/**
* 获取日期范围内所有日期
* @param {Object} begin
* @param {Object} end
*/
geDateAll(begin, end) {
var arr = []
var ab = begin.split('-')
var ae = end.split('-')
var db = new Date()
db.setFullYear(ab[0], ab[1] - 1, ab[2])
var de = new Date()
de.setFullYear(ae[0], ae[1] - 1, ae[2])
var unixDb = db.getTime() - 24 * 60 * 60 * 1000
var unixDe = de.getTime() - 24 * 60 * 60 * 1000
for (var k = unixDb; k <= unixDe;) {
k = k + 24 * 60 * 60 * 1000
arr.push(this.getDate(new Date(parseInt(k))).fullDate)
}
return arr
}
/**
* 计算阴历日期显示
*/
getlunar(year, month, date) {
return CALENDAR.solar2lunar(year, month, date)
}
/**
* 设置打点
*/
setSelectInfo(data, value) {
this.selected = value
this._getWeek(data)
}
/**
* 获取多选状态
*/
setMultiple(fullDate) {
let {
before,
after
} = this.multipleStatus
if (!this.range) return
if (before && after) {
this.multipleStatus.before = ''
this.multipleStatus.after = ''
this.multipleStatus.data = []
} else {
if (!before) {
this.multipleStatus.before = fullDate
} else {
this.multipleStatus.after = fullDate
if (this.dateCompare(this.multipleStatus.before, this.multipleStatus.after)) {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.before, this.multipleStatus.after);
} else {
this.multipleStatus.data = this.geDateAll(this.multipleStatus.after, this.multipleStatus.before);
}
}
}
this._getWeek(fullDate)
}
/**
* 获取每周数据
* @param {Object} dateData
*/
_getWeek(dateData) {
const {
year,
month
} = this.getDate(dateData)
let firstDay = new Date(year, month - 1, 1).getDay()
let currentDay = new Date(year, month, 0).getDate()
let dates = {
lastMonthDays: this._getLastMonthDays(firstDay, this.getDate(dateData)), // 上个月末尾几天
currentMonthDys: this._currentMonthDys(currentDay, this.getDate(dateData)), // 本月天数
nextMonthDays: [], // 下个月开始几天
weeks: []
}
let canlender = []
const surplus = 42 - (dates.lastMonthDays.length + dates.currentMonthDys.length)
dates.nextMonthDays = this._getNextMonthDays(surplus, this.getDate(dateData))
canlender = canlender.concat(dates.lastMonthDays, dates.currentMonthDys, dates.nextMonthDays)
let weeks = {}
// 拼接数组 上个月开始几天 + 本月天数+ 下个月开始几天
for (let i = 0; i < canlender.length; i++) {
if (i % 7 === 0) {
weeks[parseInt(i / 7)] = new Array(7)
}
weeks[parseInt(i / 7)][i % 7] = canlender[i]
}
this.canlender = canlender
this.weeks = weeks
}
//静态方法
// static init(date) {
// if (!this.instance) {
// this.instance = new Calendar(date);
// }
// return this.instance;
// }
}
export default Calendar

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{
"id": "uni-calendar",
"displayName": "uni-calendar 日历",
"version": "1.4.11",
"description": "日历组件",
"keywords": [
"uni-ui",
"uniui",
"日历",
"",
"打卡",
"日历选择"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui",
"type": "component-vue"
},
"uni_modules": {
"dependencies": [],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Calendar 日历
> **组件名uni-calendar**
> 代码块: `uCalendar`
日历组件
> **注意事项**
> 为了避免错误使用,给大家带来不好的开发体验,请在使用组件前仔细阅读下面的注意事项,可以帮你避免一些错误。
> - 本组件农历转换使用的js是 [@1900-2100区间内的公历、农历互转](https://github.com/jjonline/calendar.js)
> - 仅支持自定义组件模式
> - `date`属性传入的应该是一个 String ,如: 2019-06-27 ,而不是 new Date()
> - 通过 `insert` 属性来确定当前的事件是 @change 还是 @confirm 。理应合并为一个事件,但是为了区分模式,现使用两个事件,这里需要注意
> - 弹窗模式下无法阻止后面的元素滚动,如有需要阻止,请在弹窗弹出后,手动设置滚动元素为不可滚动
### 安装方式
本组件符合[easycom](https://uniapp.dcloud.io/collocation/pages?id=easycom)规范,`HBuilderX 2.5.5`起,只需将本组件导入项目,在页面`template`中即可直接使用,无需在页面中`import`和注册`components`
如需通过`npm`方式使用`uni-ui`组件,另见文档:[https://ext.dcloud.net.cn/plugin?id=55](https://ext.dcloud.net.cn/plugin?id=55)
### 基本用法
在 ``template`` 中使用组件
```html
<view>
<uni-calendar
:insert="true"
:lunar="true"
:start-date="'2019-3-2'"
:end-date="'2019-5-20'"
@change="change"
/>
</view>
```
### 通过方法打开日历
需要设置 `insert``false`
```html
<view>
<uni-calendar
ref="calendar"
:insert="false"
@confirm="confirm"
/>
<button @click="open">打开日历</button>
</view>
```
```javascript
export default {
data() {
return {};
},
methods: {
open(){
this.$refs.calendar.open();
},
confirm(e) {
console.log(e);
}
}
};
```
## API
### Calendar Props
| 属性名 | 类型 | 默认值| 说明 |
| - | - | - | - |
| date | String |- | 自定义当前时间,默认为今天 |
| lunar | Boolean | false | 显示农历 |
| startDate | String |- | 日期选择范围-开始日期 |
| endDate | String |- | 日期选择范围-结束日期 |
| range | Boolean | false | 范围选择 |
| insert | Boolean | false | 插入模式,可选值ture插入模式false弹窗模式默认为插入模式 |
|clearDate |Boolean |true |弹窗模式是否清空上次选择内容 |
| selected | Array |- | 打点,期待格式[{date: '2019-06-27', info: '签到', data: { custom: '自定义信息', name: '自定义消息头',xxx:xxx... }}] |
|showMonth | Boolean | true | 是否显示月份为背景 |
### Calendar Events
| 事件名 | 说明 |返回值|
| - | - | - |
| open | 弹出日历组件,`insert :false` 时生效|- |
## 组件示例
点击查看:[https://hellouniapp.dcloud.net.cn/pages/extUI/calendar/calendar](https://hellouniapp.dcloud.net.cn/pages/extUI/calendar/calendar)

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## 1.3.12021-12-20
- 修复 在vue页面下略缩图显示不正常的bug
## 1.3.02021-11-19
- 重构插槽的用法 header 替换为 title
- 新增 actions 插槽
- 新增 cover 封面图属性和插槽
- 新增 padding 内容默认内边距离
- 新增 margin 卡片默认外边距离
- 新增 spacing 卡片默认内边距
- 新增 shadow 卡片阴影属性
- 取消 mode 属性,可使用组合插槽代替
- 取消 note 属性 使用actions插槽代替
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-card](https://uniapp.dcloud.io/component/uniui/uni-card)
## 1.2.12021-07-30
- 优化 vue3下事件警告的问题
## 1.2.02021-07-13
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.1.82021-07-01
- 优化 图文卡片无图片加载时,提供占位图标
- 新增 header 插槽,自定义卡片头部( 图文卡片 mode="style" 时,不支持)
- 修复 thumbnail 不存在仍然占位的 bug
## 1.1.72021-05-12
- 新增 组件示例地址
## 1.1.62021-02-04
- 调整为uni_modules目录规范

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<template>
<view class="uni-card" :class="{ 'uni-card--full': isFull, 'uni-card--shadow': isShadow,'uni-card--border':border}"
:style="{'margin':isFull?0:margin,'padding':spacing,'box-shadow':isShadow?shadow:''}">
<!-- 封面 -->
<slot name="cover">
<view v-if="cover" class="uni-card__cover">
<image class="uni-card__cover-image" mode="widthFix" @click="onClick('cover')" :src="cover"></image>
</view>
</slot>
<slot name="title">
<view v-if="title || extra" class="uni-card__header">
<!-- 卡片标题 -->
<view class="uni-card__header-box" @click="onClick('title')">
<view v-if="thumbnail" class="uni-card__header-avatar">
<image class="uni-card__header-avatar-image" :src="thumbnail" mode="aspectFit" />
</view>
<view class="uni-card__header-content">
<text class="uni-card__header-content-title uni-ellipsis">{{ title }}</text>
<text v-if="title&&subTitle"
class="uni-card__header-content-subtitle uni-ellipsis">{{ subTitle }}</text>
</view>
</view>
<view class="uni-card__header-extra" @click="onClick('extra')">
<text class="uni-card__header-extra-text">{{ extra }}</text>
</view>
</view>
</slot>
<!-- 卡片内容 -->
<view class="uni-card__content" :style="{padding:padding}" @click="onClick('content')">
<slot></slot>
</view>
<view class="uni-card__actions" @click="onClick('actions')">
<slot name="actions"></slot>
</view>
</view>
</template>
<script>
/**
* Card 卡片
* @description 卡片视图组件
* @tutorial https://ext.dcloud.net.cn/plugin?id=22
* @property {String} title 标题文字
* @property {String} subTitle 副标题
* @property {Number} padding 内容内边距
* @property {Number} margin 卡片外边距
* @property {Number} spacing 卡片内边距
* @property {String} extra 标题额外信息
* @property {String} cover 封面图本地路径需要引入
* @property {String} thumbnail 标题左侧缩略图
* @property {Boolean} is-full = [true | false] 卡片内容是否通栏 true 时将去除padding值
* @property {Boolean} is-shadow = [true | false] 卡片内容是否开启阴影
* @property {String} shadow 卡片阴影
* @property {Boolean} border 卡片边框
* @event {Function} click 点击 Card 触发事件
*/
export default {
name: 'UniCard',
emits: ['click'],
props: {
title: {
type: String,
default: ''
},
subTitle: {
type: String,
default: ''
},
padding: {
type: String,
default: '10px'
},
margin: {
type: String,
default: '15px'
},
spacing: {
type: String,
default: '0 10px'
},
extra: {
type: String,
default: ''
},
cover: {
type: String,
default: ''
},
thumbnail: {
type: String,
default: ''
},
isFull: {
//
type: Boolean,
default: false
},
isShadow: {
//
type: Boolean,
default: true
},
shadow: {
type: String,
default: '0px 0px 3px 1px rgba(0, 0, 0, 0.08)'
},
border: {
type: Boolean,
default: true
}
},
methods: {
onClick(type) {
this.$emit('click', type)
}
}
}
</script>
<style lang="scss">
$uni-border-3: #EBEEF5 !default;
$uni-shadow-base:0 0px 6px 1px rgba($color: #a5a5a5, $alpha: 0.2) !default;
$uni-main-color: #3a3a3a !default;
$uni-base-color: #6a6a6a !default;
$uni-secondary-color: #909399 !default;
$uni-spacing-sm: 8px !default;
$uni-border-color:$uni-border-3;
$uni-shadow: $uni-shadow-base;
$uni-card-title: 15px;
$uni-cart-title-color:$uni-main-color;
$uni-card-subtitle: 12px;
$uni-cart-subtitle-color:$uni-secondary-color;
$uni-card-spacing: 10px;
$uni-card-content-color: $uni-base-color;
.uni-card {
margin: $uni-card-spacing;
padding: 0 $uni-spacing-sm;
border-radius: 4px;
overflow: hidden;
font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, SimSun, sans-serif;
background-color: #fff;
flex: 1;
.uni-card__cover {
position: relative;
margin-top: $uni-card-spacing;
flex-direction: row;
overflow: hidden;
border-radius: 4px;
.uni-card__cover-image {
flex: 1;
// width: 100%;
/* #ifndef APP-PLUS */
vertical-align: middle;
/* #endif */
}
}
.uni-card__header {
display: flex;
border-bottom: 1px $uni-border-color solid;
flex-direction: row;
align-items: center;
padding: $uni-card-spacing;
overflow: hidden;
.uni-card__header-box {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex: 1;
flex-direction: row;
align-items: center;
overflow: hidden;
}
.uni-card__header-avatar {
width: 40px;
height: 40px;
overflow: hidden;
border-radius: 5px;
margin-right: $uni-card-spacing;
.uni-card__header-avatar-image {
flex: 1;
width: 40px;
height: 40px;
}
}
.uni-card__header-content {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: column;
justify-content: center;
flex: 1;
// height: 40px;
overflow: hidden;
.uni-card__header-content-title {
font-size: $uni-card-title;
color: $uni-cart-title-color;
// line-height: 22px;
}
.uni-card__header-content-subtitle {
font-size: $uni-card-subtitle;
margin-top: 5px;
color: $uni-cart-subtitle-color;
}
}
.uni-card__header-extra {
line-height: 12px;
.uni-card__header-extra-text {
font-size: 12px;
color: $uni-cart-subtitle-color;
}
}
}
.uni-card__content {
padding: $uni-card-spacing;
font-size: 14px;
color: $uni-card-content-color;
line-height: 22px;
}
.uni-card__actions {
font-size: 12px;
}
}
.uni-card--border {
border: 1px solid $uni-border-color;
}
.uni-card--shadow {
position: relative;
/* #ifndef APP-NVUE */
box-shadow: $uni-shadow;
/* #endif */
}
.uni-card--full {
margin: 0;
border-left-width: 0;
border-left-width: 0;
border-radius: 0;
}
/* #ifndef APP-NVUE */
.uni-card--full:after {
border-radius: 0;
}
/* #endif */
.uni-ellipsis {
/* #ifndef APP-NVUE */
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
/* #endif */
/* #ifdef APP-NVUE */
lines: 1;
/* #endif */
}
</style>

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{
"id": "uni-card",
"displayName": "uni-card 卡片",
"version": "1.3.1",
"description": "Card 组件,提供常见的卡片样式。",
"keywords": [
"uni-ui",
"uniui",
"card",
"",
"卡片"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"category": [
"前端组件",
"通用组件"
],
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui"
},
"uni_modules": {
"dependencies": [
"uni-icons",
"uni-scss"
],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Card 卡片
> **组件名uni-card**
> 代码块: `uCard`
卡片视图组件。
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-card)
#### 如使用过程中有任何问题或者您对uni-ui有一些好的建议欢迎加入 uni-ui 交流群871950839

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## 1.4.42024-03-20
- 修复 titleBorder类型修正
## 1.4.32022-01-25
- 修复 初始化的时候 open 属性失效的bug
## 1.4.22022-01-21
- 修复 微信小程序resize后组件收起的bug
## 1.4.12021-11-22
- 修复 vue3中个别scss变量无法找到的问题
## 1.4.02021-11-19
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-collapse](https://uniapp.dcloud.io/component/uniui/uni-collapse)
## 1.3.32021-08-17
- 优化 show-arrow 属性默认为true
## 1.3.22021-08-17
- 新增 show-arrow 属性,控制是否显示右侧箭头
## 1.3.12021-07-30
- 优化 vue3下小程序事件警告的问题
## 1.3.02021-07-30
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.2.22021-07-21
- 修复 由1.2.0版本引起的 change 事件返回 undefined 的Bug
## 1.2.12021-07-21
- 优化 组件示例
## 1.2.02021-07-21
- 新增 组件折叠动画
- 新增 value\v-model 属性 ,动态修改面板折叠状态
- 新增 title 插槽 ,可定义面板标题
- 新增 border 属性 ,显示隐藏面板内容分隔线
- 新增 title-border 属性 ,显示隐藏面板标题分隔线
- 修复 resize 方法失效的Bug
- 修复 change 事件返回参数不正确的Bug
- 优化 H5、App 平台自动更具内容更新高度,无需调用 reszie() 方法
## 1.1.72021-05-12
- 新增 组件示例地址
## 1.1.62021-02-05
- 优化 组件引用关系通过uni_modules引用组件
## 1.1.52021-02-05
- 调整为uni_modules目录规范

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<template>
<view class="uni-collapse-item">
<!-- onClick(!isOpen) -->
<view @click="onClick(!isOpen)" class="uni-collapse-item__title"
:class="{'is-open':isOpen &&titleBorder === 'auto' ,'uni-collapse-item-border':titleBorder !== 'none'}">
<view class="uni-collapse-item__title-wrap">
<slot name="title">
<view class="uni-collapse-item__title-box" :class="{'is-disabled':disabled}">
<image v-if="thumb" :src="thumb" class="uni-collapse-item__title-img" />
<text class="uni-collapse-item__title-text">{{ title }}</text>
</view>
</slot>
</view>
<view v-if="showArrow"
:class="{ 'uni-collapse-item__title-arrow-active': isOpen, 'uni-collapse-item--animation': showAnimation === true }"
class="uni-collapse-item__title-arrow">
<uni-icons :color="disabled?'#ddd':'#bbb'" size="14" type="bottom" />
</view>
</view>
<view class="uni-collapse-item__wrap" :class="{'is--transition':showAnimation}"
:style="{height: (isOpen?height:0) +'px'}">
<view :id="elId" ref="collapse--hook" class="uni-collapse-item__wrap-content"
:class="{open:isheight,'uni-collapse-item--border':border&&isOpen}">
<slot></slot>
</view>
</view>
</view>
</template>
<script>
// #ifdef APP-NVUE
const dom = weex.requireModule('dom')
// #endif
/**
* CollapseItem 折叠面板子组件
* @description 折叠面板子组件
* @property {String} title 标题文字
* @property {String} thumb 标题左侧缩略图
* @property {String} name 唯一标志符
* @property {Boolean} open = [true|false] 是否展开组件
* @property {Boolean} titleBorder = [true|false] 是否显示标题分隔线
* @property {String} border = ['auto'|'show'|'none'] 是否显示分隔线
* @property {Boolean} disabled = [true|false] 是否展开面板
* @property {Boolean} showAnimation = [true|false] 开启动画
* @property {Boolean} showArrow = [true|false] 是否显示右侧箭头
*/
export default {
name: 'uniCollapseItem',
props: {
//
title: {
type: String,
default: ''
},
name: {
type: [Number, String],
default: ''
},
//
disabled: {
type: Boolean,
default: false
},
// #ifdef APP-PLUS
// ,app
showAnimation: {
type: Boolean,
default: false
},
// #endif
// #ifndef APP-PLUS
//
showAnimation: {
type: Boolean,
default: true
},
// #endif
//
open: {
type: Boolean,
default: false
},
//
thumb: {
type: String,
default: ''
},
// 线
titleBorder: {
type: String,
default: 'auto'
},
border: {
type: Boolean,
default: true
},
showArrow: {
type: Boolean,
default: true
}
},
data() {
// TODO IDbug
const elId = `Uni_${Math.ceil(Math.random() * 10e5).toString(36)}`
return {
isOpen: false,
isheight: null,
height: 0,
elId,
nameSync: 0
}
},
watch: {
open(val) {
this.isOpen = val
this.onClick(val, 'init')
}
},
updated(e) {
this.$nextTick(() => {
this.init(true)
})
},
created() {
this.collapse = this.getCollapse()
this.oldHeight = 0
this.onClick(this.open, 'init')
},
// #ifndef VUE3
// TODO vue2
destroyed() {
if (this.__isUnmounted) return
this.uninstall()
},
// #endif
// #ifdef VUE3
// TODO vue3
unmounted() {
this.__isUnmounted = true
this.uninstall()
},
// #endif
mounted() {
if (!this.collapse) return
if (this.name !== '') {
this.nameSync = this.name
} else {
this.nameSync = this.collapse.childrens.length + ''
}
if (this.collapse.names.indexOf(this.nameSync) === -1) {
this.collapse.names.push(this.nameSync)
} else {
console.warn(`name 值 ${this.nameSync} 重复`);
}
if (this.collapse.childrens.indexOf(this) === -1) {
this.collapse.childrens.push(this)
}
this.init()
},
methods: {
init(type) {
// #ifndef APP-NVUE
this.getCollapseHeight(type)
// #endif
// #ifdef APP-NVUE
this.getNvueHwight(type)
// #endif
},
uninstall() {
if (this.collapse) {
this.collapse.childrens.forEach((item, index) => {
if (item === this) {
this.collapse.childrens.splice(index, 1)
}
})
this.collapse.names.forEach((item, index) => {
if (item === this.nameSync) {
this.collapse.names.splice(index, 1)
}
})
}
},
onClick(isOpen, type) {
if (this.disabled) return
this.isOpen = isOpen
if (this.isOpen && this.collapse) {
this.collapse.setAccordion(this)
}
if (type !== 'init') {
this.collapse.onChange(isOpen, this)
}
},
getCollapseHeight(type, index = 0) {
const views = uni.createSelectorQuery().in(this)
views
.select(`#${this.elId}`)
.fields({
size: true
}, data => {
// TODO
if (index >= 10) return
if (!data) {
index++
this.getCollapseHeight(false, index)
return
}
// #ifdef APP-NVUE
this.height = data.height + 1
// #endif
// #ifndef APP-NVUE
this.height = data.height
// #endif
this.isheight = true
if (type) return
this.onClick(this.isOpen, 'init')
})
.exec()
},
getNvueHwight(type) {
const result = dom.getComponentRect(this.$refs['collapse--hook'], option => {
if (option && option.result && option.size) {
// #ifdef APP-NVUE
this.height = option.size.height + 1
// #endif
// #ifndef APP-NVUE
this.height = option.size.height
// #endif
this.isheight = true
if (type) return
this.onClick(this.open, 'init')
}
})
},
/**
* 获取父元素实例
*/
getCollapse(name = 'uniCollapse') {
let parent = this.$parent;
let parentName = parent.$options.name;
while (parentName !== name) {
parent = parent.$parent;
if (!parent) return false;
parentName = parent.$options.name;
}
return parent;
}
}
}
</script>
<style lang="scss">
.uni-collapse-item {
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
&__title {
/* #ifndef APP-NVUE */
display: flex;
width: 100%;
box-sizing: border-box;
/* #endif */
flex-direction: row;
align-items: center;
transition: border-bottom-color .3s;
// transition-property: border-bottom-color;
// transition-duration: 5s;
&-wrap {
width: 100%;
flex: 1;
}
&-box {
padding: 0 15px;
/* #ifndef APP-NVUE */
display: flex;
width: 100%;
box-sizing: border-box;
/* #endif */
flex-direction: row;
justify-content: space-between;
align-items: center;
height: 48px;
line-height: 48px;
background-color: #fff;
color: #303133;
font-size: 13px;
font-weight: 500;
/* #ifdef H5 */
cursor: pointer;
outline: none;
/* #endif */
&.is-disabled {
.uni-collapse-item__title-text {
color: #999;
}
}
}
&.uni-collapse-item-border {
border-bottom: 1px solid #ebeef5;
}
&.is-open {
border-bottom-color: transparent;
}
&-img {
height: 22px;
width: 22px;
margin-right: 10px;
}
&-text {
flex: 1;
font-size: 14px;
/* #ifndef APP-NVUE */
white-space: nowrap;
color: inherit;
/* #endif */
/* #ifdef APP-NVUE */
lines: 1;
/* #endif */
overflow: hidden;
text-overflow: ellipsis;
}
&-arrow {
/* #ifndef APP-NVUE */
display: flex;
box-sizing: border-box;
/* #endif */
align-items: center;
justify-content: center;
width: 20px;
height: 20px;
margin-right: 10px;
transform: rotate(0deg);
&-active {
transform: rotate(-180deg);
}
}
}
&__wrap {
/* #ifndef APP-NVUE */
will-change: height;
box-sizing: border-box;
/* #endif */
background-color: #fff;
overflow: hidden;
position: relative;
height: 0;
&.is--transition {
// transition: all 0.3s;
transition-property: height, border-bottom-width;
transition-duration: 0.3s;
/* #ifndef APP-NVUE */
will-change: height;
/* #endif */
}
&-content {
position: absolute;
font-size: 13px;
color: #303133;
// transition: height 0.3s;
border-bottom-color: transparent;
border-bottom-style: solid;
border-bottom-width: 0;
&.uni-collapse-item--border {
border-bottom-width: 1px;
border-bottom-color: red;
border-bottom-color: #ebeef5;
}
&.open {
position: relative;
}
}
}
&--animation {
transition-property: transform;
transition-duration: 0.3s;
transition-timing-function: ease;
}
}
</style>

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<template>
<view class="uni-collapse">
<slot />
</view>
</template>
<script>
/**
* Collapse 折叠面板
* @description 展示可以折叠 / 展开的内容区域
* @tutorial https://ext.dcloud.net.cn/plugin?id=23
* @property {String|Array} value 当前激活面板改变时触发(如果是手风琴模式参数类型为string否则为array)
* @property {Boolean} accordion = [true|false] 是否开启手风琴效果是否开启手风琴效果
* @event {Function} change 切换面板时触发如果是手风琴模式返回类型为string否则为array
*/
export default {
name: 'uniCollapse',
emits:['change','activeItem','input','update:modelValue'],
props: {
value: {
type: [String, Array],
default: ''
},
modelValue: {
type: [String, Array],
default: ''
},
accordion: {
//
type: [Boolean, String],
default: false
},
},
data() {
return {}
},
computed: {
// TODO vue2 vue3
dataValue() {
let value = (typeof this.value === 'string' && this.value === '') ||
(Array.isArray(this.value) && this.value.length === 0)
let modelValue = (typeof this.modelValue === 'string' && this.modelValue === '') ||
(Array.isArray(this.modelValue) && this.modelValue.length === 0)
if (value) {
return this.modelValue
}
if (modelValue) {
return this.value
}
return this.value
}
},
watch: {
dataValue(val) {
this.setOpen(val)
}
},
created() {
this.childrens = []
this.names = []
},
mounted() {
this.$nextTick(()=>{
this.setOpen(this.dataValue)
})
},
methods: {
setOpen(val) {
let str = typeof val === 'string'
let arr = Array.isArray(val)
this.childrens.forEach((vm, index) => {
if (str) {
if (val === vm.nameSync) {
if (!this.accordion) {
console.warn('accordion 属性为 false ,v-model 类型应该为 array')
return
}
vm.isOpen = true
}
}
if (arr) {
val.forEach(v => {
if (v === vm.nameSync) {
if (this.accordion) {
console.warn('accordion 属性为 true ,v-model 类型应该为 string')
return
}
vm.isOpen = true
}
})
}
})
this.emit(val)
},
setAccordion(self) {
if (!this.accordion) return
this.childrens.forEach((vm, index) => {
if (self !== vm) {
vm.isOpen = false
}
})
},
resize() {
this.childrens.forEach((vm, index) => {
// #ifndef APP-NVUE
vm.getCollapseHeight()
// #endif
// #ifdef APP-NVUE
vm.getNvueHwight()
// #endif
})
},
onChange(isOpen, self) {
let activeItem = []
if (this.accordion) {
activeItem = isOpen ? self.nameSync : ''
} else {
this.childrens.forEach((vm, index) => {
if (vm.isOpen) {
activeItem.push(vm.nameSync)
}
})
}
this.$emit('change', activeItem)
this.emit(activeItem)
},
emit(val){
this.$emit('input', val)
this.$emit('update:modelValue', val)
}
}
}
</script>
<style lang="scss" >
.uni-collapse {
/* #ifndef APP-NVUE */
width: 100%;
display: flex;
/* #endif */
/* #ifdef APP-NVUE */
flex: 1;
/* #endif */
flex-direction: column;
background-color: #fff;
}
</style>

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{
"id": "uni-collapse",
"displayName": "uni-collapse 折叠面板",
"version": "1.4.4",
"description": "Collapse 组件,可以折叠 / 展开的内容区域。",
"keywords": [
"uni-ui",
"折叠",
"折叠面板",
"手风琴"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui",
"type": "component-vue"
},
"uni_modules": {
"dependencies": [
"uni-scss",
"uni-icons"
],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Collapse 折叠面板
> **组件名uni-collapse**
> 代码块: `uCollapse`
> 关联组件:`uni-collapse-item``uni-icons`
折叠面板用来折叠/显示过长的内容或者是列表。通常是在多内容分类项使用,折叠不重要的内容,显示重要内容。点击可以展开折叠部分。
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-collapse)
#### 如使用过程中有任何问题或者您对uni-ui有一些好的建议欢迎加入 uni-ui 交流群871950839

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## 1.0.12021-11-23
- 优化 label、label-width 属性
## 1.0.02021-11-19
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-combox](https://uniapp.dcloud.io/component/uniui/uni-combox)
## 0.1.02021-07-30
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 0.0.62021-05-12
- 新增 组件示例地址
## 0.0.52021-04-21
- 优化 添加依赖 uni-icons, 导入后自动下载依赖
## 0.0.42021-02-05
- 优化 组件引用关系通过uni_modules引用组件
## 0.0.32021-02-04
- 调整为uni_modules目录规范

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<template>
<view class="uni-combox" :class="border ? '' : 'uni-combox__no-border'">
<view v-if="label" class="uni-combox__label" :style="labelStyle">
<text>{{label}}</text>
</view>
<view class="uni-combox__input-box">
<input class="uni-combox__input" type="text" :placeholder="placeholder"
placeholder-class="uni-combox__input-plac" v-model="inputVal" @input="onInput" @focus="onFocus"
@blur="onBlur" />
<uni-icons :type="showSelector? 'top' : 'bottom'" size="14" color="#999" @click="toggleSelector">
</uni-icons>
</view>
<view class="uni-combox__selector" v-if="showSelector">
<view class="uni-popper__arrow"></view>
<scroll-view scroll-y="true" class="uni-combox__selector-scroll">
<view class="uni-combox__selector-empty" v-if="filterCandidatesLength === 0">
<text>{{emptyTips}}</text>
</view>
<view class="uni-combox__selector-item" v-for="(item,index) in filterCandidates" :key="index"
@click="onSelectorClick(index)">
<text>{{item}}</text>
</view>
</scroll-view>
</view>
</view>
</template>
<script>
/**
* Combox 组合输入框
* @description 组合输入框一般用于既可以输入也可以选择的场景
* @tutorial https://ext.dcloud.net.cn/plugin?id=1261
* @property {String} label 左侧文字
* @property {String} labelWidth 左侧内容宽度
* @property {String} placeholder 输入框占位符
* @property {Array} candidates 候选项列表
* @property {String} emptyTips 筛选结果为空时显示的文字
* @property {String} value 组合框的值
*/
export default {
name: 'uniCombox',
emits: ['input', 'update:modelValue'],
props: {
border: {
type: Boolean,
default: true
},
label: {
type: String,
default: ''
},
labelWidth: {
type: String,
default: 'auto'
},
placeholder: {
type: String,
default: ''
},
candidates: {
type: Array,
default () {
return []
}
},
emptyTips: {
type: String,
default: '无匹配项'
},
// #ifndef VUE3
value: {
type: [String, Number],
default: ''
},
// #endif
// #ifdef VUE3
modelValue: {
type: [String, Number],
default: ''
},
// #endif
},
data() {
return {
showSelector: false,
inputVal: ''
}
},
computed: {
labelStyle() {
if (this.labelWidth === 'auto') {
return ""
}
return `width: ${this.labelWidth}`
},
filterCandidates() {
return this.candidates.filter((item) => {
return item.toString().indexOf(this.inputVal) > -1
})
},
filterCandidatesLength() {
return this.filterCandidates.length
}
},
watch: {
// #ifndef VUE3
value: {
handler(newVal) {
this.inputVal = newVal
},
immediate: true
},
// #endif
// #ifdef VUE3
modelValue: {
handler(newVal) {
this.inputVal = newVal
},
immediate: true
},
// #endif
},
methods: {
toggleSelector() {
this.showSelector = !this.showSelector
},
onFocus() {
this.showSelector = true
},
onBlur() {
setTimeout(() => {
this.showSelector = false
}, 153)
},
onSelectorClick(index) {
this.inputVal = this.filterCandidates[index]
this.showSelector = false
this.$emit('input', this.inputVal)
this.$emit('update:modelValue', this.inputVal)
},
onInput() {
setTimeout(() => {
this.$emit('input', this.inputVal)
this.$emit('update:modelValue', this.inputVal)
})
}
}
}
</script>
<style lang="scss" scoped>
.uni-combox {
font-size: 14px;
border: 1px solid #DCDFE6;
border-radius: 4px;
padding: 6px 10px;
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
// height: 40px;
flex-direction: row;
align-items: center;
// border-bottom: solid 1px #DDDDDD;
}
.uni-combox__label {
font-size: 16px;
line-height: 22px;
padding-right: 10px;
color: #999999;
}
.uni-combox__input-box {
position: relative;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex: 1;
flex-direction: row;
align-items: center;
}
.uni-combox__input {
flex: 1;
font-size: 14px;
height: 22px;
line-height: 22px;
}
.uni-combox__input-plac {
font-size: 14px;
color: #999;
}
.uni-combox__selector {
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
position: absolute;
top: calc(100% + 12px);
left: 0;
width: 100%;
background-color: #FFFFFF;
border: 1px solid #EBEEF5;
border-radius: 6px;
box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
z-index: 2;
padding: 4px 0;
}
.uni-combox__selector-scroll {
/* #ifndef APP-NVUE */
max-height: 200px;
box-sizing: border-box;
/* #endif */
}
.uni-combox__selector-empty,
.uni-combox__selector-item {
/* #ifndef APP-NVUE */
display: flex;
cursor: pointer;
/* #endif */
line-height: 36px;
font-size: 14px;
text-align: center;
// border-bottom: solid 1px #DDDDDD;
padding: 0px 10px;
}
.uni-combox__selector-item:hover {
background-color: #f9f9f9;
}
.uni-combox__selector-empty:last-child,
.uni-combox__selector-item:last-child {
/* #ifndef APP-NVUE */
border-bottom: none;
/* #endif */
}
// picker
.uni-popper__arrow,
.uni-popper__arrow::after {
position: absolute;
display: block;
width: 0;
height: 0;
border-color: transparent;
border-style: solid;
border-width: 6px;
}
.uni-popper__arrow {
filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.03));
top: -6px;
left: 10%;
margin-right: 3px;
border-top-width: 0;
border-bottom-color: #EBEEF5;
}
.uni-popper__arrow::after {
content: " ";
top: 1px;
margin-left: -6px;
border-top-width: 0;
border-bottom-color: #fff;
}
.uni-combox__no-border {
border: none;
}
</style>

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{
"id": "uni-combox",
"displayName": "uni-combox 组合框",
"version": "1.0.1",
"description": "可以选择也可以输入的表单项 ",
"keywords": [
"uni-ui",
"uniui",
"combox",
"组合框",
"select"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"category": [
"前端组件",
"通用组件"
],
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui"
},
"uni_modules": {
"dependencies": [
"uni-scss",
"uni-icons"
],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "n"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## Combox 组合框
> **组件名uni-combox**
> 代码块: `uCombox`
组合框组件。
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-combox)
#### 如使用过程中有任何问题或者您对uni-ui有一些好的建议欢迎加入 uni-ui 交流群871950839

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## 1.2.32024-02-20
- 新增 支持控制小时分钟的显隐showHour showMinute
## 1.2.22022-01-19
- 修复 在微信小程序中样式不生效的bug
## 1.2.12022-01-18
- 新增 update 方法 ,在动态更新时间后,刷新组件
## 1.2.02021-11-19
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-countdown](https://uniapp.dcloud.io/component/uniui/uni-countdown)
## 1.1.32021-10-18
- 重构
- 新增 font-size 支持自定义字体大小
## 1.1.22021-08-24
- 新增 支持国际化
## 1.1.12021-07-30
- 优化 vue3下小程序事件警告的问题
## 1.1.02021-07-30
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 1.0.52021-06-18
- 修复 uni-countdown 重复赋值跳两秒的 bug
## 1.0.42021-05-12
- 新增 组件示例地址
## 1.0.32021-05-08
- 修复 uni-countdown 不能控制倒计时的 bug
## 1.0.22021-02-04
- 调整为uni_modules目录规范

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{
"uni-countdown.day": "day",
"uni-countdown.h": "h",
"uni-countdown.m": "m",
"uni-countdown.s": "s"
}

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import en from './en.json'
import zhHans from './zh-Hans.json'
import zhHant from './zh-Hant.json'
export default {
en,
'zh-Hans': zhHans,
'zh-Hant': zhHant
}

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{
"uni-countdown.day": "天",
"uni-countdown.h": "时",
"uni-countdown.m": "分",
"uni-countdown.s": "秒"
}

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{
"uni-countdown.day": "天",
"uni-countdown.h": "時",
"uni-countdown.m": "分",
"uni-countdown.s": "秒"
}

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<template>
<view class="uni-countdown">
<text v-if="showDay" :style="[timeStyle]" class="uni-countdown__number">{{ d }}</text>
<text v-if="showDay" :style="[splitorStyle]" class="uni-countdown__splitor">{{dayText}}</text>
<text v-if="showHour" :style="[timeStyle]" class="uni-countdown__number">{{ h }}</text>
<text v-if="showHour" :style="[splitorStyle]" class="uni-countdown__splitor">{{ showColon ? ':' : hourText }}</text>
<text v-if="showMinute" :style="[timeStyle]" class="uni-countdown__number">{{ i }}</text>
<text v-if="showMinute" :style="[splitorStyle]" class="uni-countdown__splitor">{{ showColon ? ':' : minuteText }}</text>
<text :style="[timeStyle]" class="uni-countdown__number">{{ s }}</text>
<text v-if="!showColon" :style="[splitorStyle]" class="uni-countdown__splitor">{{secondText}}</text>
</view>
</template>
<script>
import {
initVueI18n
} from '@dcloudio/uni-i18n'
import messages from './i18n/index.js'
const {
t
} = initVueI18n(messages)
/**
* Countdown 倒计时
* @description 倒计时组件
* @tutorial https://ext.dcloud.net.cn/plugin?id=25
* @property {String} backgroundColor 背景色
* @property {String} color 文字颜色
* @property {Number} day 天数
* @property {Number} hour 小时
* @property {Number} minute 分钟
* @property {Number} second
* @property {Number} timestamp 时间戳
* @property {Boolean} showDay = [true|false] 是否显示天数
* @property {Boolean} showHour = [true|false] 是否显示小时
* @property {Boolean} showMinute = [true|false] 是否显示分钟
* @property {Boolean} show-colon = [true|false] 是否以冒号为分隔符
* @property {String} splitorColor 分割符号颜色
* @event {Function} timeup 倒计时时间到触发事件
* @example <uni-countdown :day="1" :hour="1" :minute="12" :second="40"></uni-countdown>
*/
export default {
name: 'UniCountdown',
emits: ['timeup'],
props: {
showDay: {
type: Boolean,
default: true
},
showHour: {
type: Boolean,
default: true
},
showMinute: {
type: Boolean,
default: true
},
showColon: {
type: Boolean,
default: true
},
start: {
type: Boolean,
default: true
},
backgroundColor: {
type: String,
default: ''
},
color: {
type: String,
default: '#333'
},
fontSize: {
type: Number,
default: 14
},
splitorColor: {
type: String,
default: '#333'
},
day: {
type: Number,
default: 0
},
hour: {
type: Number,
default: 0
},
minute: {
type: Number,
default: 0
},
second: {
type: Number,
default: 0
},
timestamp: {
type: Number,
default: 0
}
},
data() {
return {
timer: null,
syncFlag: false,
d: '00',
h: '00',
i: '00',
s: '00',
leftTime: 0,
seconds: 0
}
},
computed: {
dayText() {
return t("uni-countdown.day")
},
hourText(val) {
return t("uni-countdown.h")
},
minuteText(val) {
return t("uni-countdown.m")
},
secondText(val) {
return t("uni-countdown.s")
},
timeStyle() {
const {
color,
backgroundColor,
fontSize
} = this
return {
color,
backgroundColor,
fontSize: `${fontSize}px`,
width: `${fontSize * 22 / 14}px`, // 14px
lineHeight: `${fontSize * 20 / 14}px`,
borderRadius: `${fontSize * 3 / 14}px`,
}
},
splitorStyle() {
const { splitorColor, fontSize, backgroundColor } = this
return {
color: splitorColor,
fontSize: `${fontSize * 12 / 14}px`,
margin: backgroundColor ? `${fontSize * 4 / 14}px` : ''
}
}
},
watch: {
day(val) {
this.changeFlag()
},
hour(val) {
this.changeFlag()
},
minute(val) {
this.changeFlag()
},
second(val) {
this.changeFlag()
},
start: {
immediate: true,
handler(newVal, oldVal) {
if (newVal) {
this.startData();
} else {
if (!oldVal) return
clearInterval(this.timer)
}
}
}
},
created: function(e) {
this.seconds = this.toSeconds(this.timestamp, this.day, this.hour, this.minute, this.second)
this.countDown()
},
// #ifndef VUE3
destroyed() {
clearInterval(this.timer)
},
// #endif
// #ifdef VUE3
unmounted() {
clearInterval(this.timer)
},
// #endif
methods: {
toSeconds(timestamp, day, hours, minutes, seconds) {
if (timestamp) {
return timestamp - parseInt(new Date().getTime() / 1000, 10)
}
return day * 60 * 60 * 24 + hours * 60 * 60 + minutes * 60 + seconds
},
timeUp() {
clearInterval(this.timer)
this.$emit('timeup')
},
countDown() {
let seconds = this.seconds
let [day, hour, minute, second] = [0, 0, 0, 0]
if (seconds > 0) {
day = Math.floor(seconds / (60 * 60 * 24))
hour = Math.floor(seconds / (60 * 60)) - (day * 24)
minute = Math.floor(seconds / 60) - (day * 24 * 60) - (hour * 60)
second = Math.floor(seconds) - (day * 24 * 60 * 60) - (hour * 60 * 60) - (minute * 60)
} else {
this.timeUp()
}
if (day < 10) {
day = '0' + day
}
if (hour < 10) {
hour = '0' + hour
}
if (minute < 10) {
minute = '0' + minute
}
if (second < 10) {
second = '0' + second
}
this.d = day
this.h = hour
this.i = minute
this.s = second
},
startData() {
this.seconds = this.toSeconds(this.timestamp, this.day, this.hour, this.minute, this.second)
if (this.seconds <= 0) {
this.seconds = this.toSeconds(0, 0, 0, 0, 0)
this.countDown()
return
}
clearInterval(this.timer)
this.countDown()
this.timer = setInterval(() => {
this.seconds--
if (this.seconds < 0) {
this.timeUp()
return
}
this.countDown()
}, 1000)
},
update(){
this.startData();
},
changeFlag() {
if (!this.syncFlag) {
this.seconds = this.toSeconds(this.timestamp, this.day, this.hour, this.minute, this.second)
this.startData();
this.syncFlag = true;
}
}
}
}
</script>
<style lang="scss" scoped>
$font-size: 14px;
.uni-countdown {
display: flex;
flex-direction: row;
justify-content: flex-start;
align-items: center;
&__splitor {
margin: 0 2px;
font-size: $font-size;
color: #333;
}
&__number {
border-radius: 3px;
text-align: center;
font-size: $font-size;
}
}
</style>

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{
"id": "uni-countdown",
"displayName": "uni-countdown 倒计时",
"version": "1.2.3",
"description": "CountDown 倒计时组件",
"keywords": [
"uni-ui",
"uniui",
"countdown",
"倒计时"
],
"repository": "https://github.com/dcloudio/uni-ui",
"engines": {
"HBuilderX": ""
},
"directories": {
"example": "../../temps/example_temps"
},
"dcloudext": {
"sale": {
"regular": {
"price": "0.00"
},
"sourcecode": {
"price": "0.00"
}
},
"contact": {
"qq": ""
},
"declaration": {
"ads": "无",
"data": "无",
"permissions": "无"
},
"npmurl": "https://www.npmjs.com/package/@dcloudio/uni-ui",
"type": "component-vue"
},
"uni_modules": {
"dependencies": ["uni-scss"],
"encrypt": [],
"platforms": {
"cloud": {
"tcb": "y",
"aliyun": "y"
},
"client": {
"App": {
"app-vue": "y",
"app-nvue": "y"
},
"H5-mobile": {
"Safari": "y",
"Android Browser": "y",
"微信浏览器(Android)": "y",
"QQ浏览器(Android)": "y"
},
"H5-pc": {
"Chrome": "y",
"IE": "y",
"Edge": "y",
"Firefox": "y",
"Safari": "y"
},
"小程序": {
"微信": "y",
"阿里": "y",
"百度": "y",
"字节跳动": "y",
"QQ": "y"
},
"快应用": {
"华为": "u",
"联盟": "u"
},
"Vue": {
"vue2": "y",
"vue3": "y"
}
}
}
}
}

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## CountDown 倒计时
> **组件名uni-countdown**
> 代码块: `uCountDown`
倒计时组件。
### [查看文档](https://uniapp.dcloud.io/component/uniui/uni-countdown)
#### 如使用过程中有任何问题或者您对uni-ui有一些好的建议欢迎加入 uni-ui 交流群871950839

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## 1.0.52024-03-20
- 修复 单选模式下选中样式不生效的bug
## 1.0.42024-01-27
- 修复 修复错别字chagne为change
## 1.0.32022-09-16
- 可以使用 uni-scss 控制主题色
## 1.0.22022-06-30
- 优化 在 uni-forms 中的依赖注入方式
## 1.0.12022-02-07
- 修复 multiple 为 true 时v-model 的值为 null 报错的 bug
## 1.0.02021-11-19
- 优化 组件UI并提供设计资源详见:[https://uniapp.dcloud.io/component/uniui/resource](https://uniapp.dcloud.io/component/uniui/resource)
- 文档迁移,详见:[https://uniapp.dcloud.io/component/uniui/uni-data-checkbox](https://uniapp.dcloud.io/component/uniui/uni-data-checkbox)
## 0.2.52021-08-23
- 修复 在uni-forms中 modelValue 中不存在当前字段,当前字段必填写也不参与校验的问题
## 0.2.42021-08-17
- 修复 单选 list 模式下 icon 为 left 时,选中图标不显示的问题
## 0.2.32021-08-11
- 修复 在 uni-forms 中重置表单,错误信息无法清除的问题
## 0.2.22021-07-30
- 优化 在uni-forms组件与label不对齐的问题
## 0.2.12021-07-27
- 修复 单选默认值为0不能选中的Bug
## 0.2.02021-07-13
- 组件兼容 vue3如何创建vue3项目详见 [uni-app 项目支持 vue3 介绍](https://ask.dcloud.net.cn/article/37834)
## 0.1.112021-07-06
- 优化 删除无用日志
## 0.1.102021-07-05
- 修复 由 0.1.9 引起的非 nvue 端图标不显示的问题
## 0.1.92021-07-05
- 修复 nvue 黑框样式问题
## 0.1.82021-06-28
- 修复 selectedTextColor 属性不生效的Bug
## 0.1.72021-06-02
- 新增 map 属性可以方便映射text/value属性
## 0.1.62021-05-26
- 修复 不关联服务空间的情况下组件报错的Bug
## 0.1.52021-05-12
- 新增 组件示例地址
## 0.1.42021-04-09
- 修复 nvue 下无法选中的问题
## 0.1.32021-03-22
- 新增 disabled属性
## 0.1.22021-02-24
- 优化 默认颜色显示
## 0.1.12021-02-24
- 新增 支持nvue
## 0.1.02021-02-18
- “暂无数据”显示居中

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<template>
<view class="uni-data-checklist" :style="{'margin-top':isTop+'px'}">
<template v-if="!isLocal">
<view class="uni-data-loading">
<uni-load-more v-if="!mixinDatacomErrorMessage" status="loading" iconType="snow" :iconSize="18"
:content-text="contentText"></uni-load-more>
<text v-else>{{mixinDatacomErrorMessage}}</text>
</view>
</template>
<template v-else>
<checkbox-group v-if="multiple" class="checklist-group" :class="{'is-list':mode==='list' || wrap}"
@change="change">
<label class="checklist-box"
:class="['is--'+mode,item.selected?'is-checked':'',(disabled || !!item.disabled)?'is-disable':'',index!==0&&mode==='list'?'is-list-border':'']"
:style="item.styleBackgroud" v-for="(item,index) in dataList" :key="index">
<checkbox class="hidden" hidden :disabled="disabled || !!item.disabled" :value="item[map.value]+''"
:checked="item.selected" />
<view v-if="(mode !=='tag' && mode !== 'list') || ( mode === 'list' && icon === 'left')"
class="checkbox__inner" :style="item.styleIcon">
<view class="checkbox__inner-icon"></view>
</view>
<view class="checklist-content" :class="{'list-content':mode === 'list' && icon ==='left'}">
<text class="checklist-text" :style="item.styleIconText">{{item[map.text]}}</text>
<view v-if="mode === 'list' && icon === 'right'" class="checkobx__list" :style="item.styleBackgroud"></view>
</view>
</label>
</checkbox-group>
<radio-group v-else class="checklist-group" :class="{'is-list':mode==='list','is-wrap':wrap}" @change="change">
<label class="checklist-box"
:class="['is--'+mode,item.selected?'is-checked':'',(disabled || !!item.disabled)?'is-disable':'',index!==0&&mode==='list'?'is-list-border':'']"
:style="item.styleBackgroud" v-for="(item,index) in dataList" :key="index">
<radio class="hidden" hidden :disabled="disabled || item.disabled" :value="item[map.value]+''"
:checked="item.selected" />
<view v-if="(mode !=='tag' && mode !== 'list') || ( mode === 'list' && icon === 'left')" class="radio__inner"
:style="item.styleBackgroud">
<view class="radio__inner-icon" :style="item.styleIcon"></view>
</view>
<view class="checklist-content" :class="{'list-content':mode === 'list' && icon ==='left'}">
<text class="checklist-text" :style="item.styleIconText">{{item[map.text]}}</text>
<view v-if="mode === 'list' && icon === 'right'" :style="item.styleRightIcon" class="checkobx__list"></view>
</view>
</label>
</radio-group>
</template>
</view>
</template>
<script>
/**
* DataChecklist 数据选择器
* @description 通过数据渲染 checkbox radio
* @tutorial https://ext.dcloud.net.cn/plugin?id=xxx
* @property {String} mode = [default| list | button | tag] 显示模式
* @value default 默认横排模式
* @value list 列表模式
* @value button 按钮模式
* @value tag 标签模式
* @property {Boolean} multiple = [true|false] 是否多选
* @property {Array|String|Number} value 默认值
* @property {Array} localdata 本地数据 格式 [{text:'',value:''}]
* @property {Number|String} min 最小选择个数 multiple为true时生效
* @property {Number|String} max 最大选择个数 multiple为true时生效
* @property {Boolean} wrap 是否换行显示
* @property {String} icon = [left|right] list 列表模式下icon显示位置
* @property {Boolean} selectedColor 选中颜色
* @property {Boolean} emptyText 没有数据时显示的文字 本地数据无效
* @property {Boolean} selectedTextColor 选中文本颜色如不填写则自动显示
* @property {Object} map 字段映射 默认 map={text:'text',value:'value'}
* @value left 左侧显示
* @value right 右侧显示
* @event {Function} change 选中发生变化触发
*/
export default {
name: 'uniDataChecklist',
mixins: [uniCloud.mixinDatacom || {}],
emits: ['input', 'update:modelValue', 'change'],
props: {
mode: {
type: String,
default: 'default'
},
multiple: {
type: Boolean,
default: false
},
value: {
type: [Array, String, Number],
default () {
return ''
}
},
// TODO vue3
modelValue: {
type: [Array, String, Number],
default () {
return '';
}
},
localdata: {
type: Array,
default () {
return []
}
},
min: {
type: [Number, String],
default: ''
},
max: {
type: [Number, String],
default: ''
},
wrap: {
type: Boolean,
default: false
},
icon: {
type: String,
default: 'left'
},
selectedColor: {
type: String,
default: ''
},
selectedTextColor: {
type: String,
default: ''
},
emptyText: {
type: String,
default: '暂无数据'
},
disabled: {
type: Boolean,
default: false
},
map: {
type: Object,
default () {
return {
text: 'text',
value: 'value'
}
}
}
},
watch: {
localdata: {
handler(newVal) {
this.range = newVal
this.dataList = this.getDataList(this.getSelectedValue(newVal))
},
deep: true
},
mixinDatacomResData(newVal) {
this.range = newVal
this.dataList = this.getDataList(this.getSelectedValue(newVal))
},
value(newVal) {
this.dataList = this.getDataList(newVal)
// fix by mehaotian is_reset uni-forms
// if(!this.is_reset){
// this.is_reset = false
// this.formItem && this.formItem.setValue(newVal)
// }
},
modelValue(newVal) {
this.dataList = this.getDataList(newVal);
// if(!this.is_reset){
// this.is_reset = false
// this.formItem && this.formItem.setValue(newVal)
// }
}
},
data() {
return {
dataList: [],
range: [],
contentText: {
contentdown: '查看更多',
contentrefresh: '加载中',
contentnomore: '没有更多'
},
isLocal: true,
styles: {
selectedColor: '#2979ff',
selectedTextColor: '#666',
},
isTop: 0
};
},
computed: {
dataValue() {
if (this.value === '') return this.modelValue
if (this.modelValue === '') return this.value
return this.value
}
},
created() {
// this.form = this.getForm('uniForms')
// this.formItem = this.getForm('uniFormsItem')
// this.formItem && this.formItem.setValue(this.value)
// if (this.formItem) {
// this.isTop = 6
// if (this.formItem.name) {
// // name,formData
// if(!this.is_reset){
// this.is_reset = false
// this.formItem.setValue(this.dataValue)
// }
// this.rename = this.formItem.name
// this.form.inputChildrens.push(this)
// }
// }
if (this.localdata && this.localdata.length !== 0) {
this.isLocal = true
this.range = this.localdata
this.dataList = this.getDataList(this.getSelectedValue(this.range))
} else {
if (this.collection) {
this.isLocal = false
this.loadData()
}
}
},
methods: {
loadData() {
this.mixinDatacomGet().then(res => {
this.mixinDatacomResData = res.result.data
if (this.mixinDatacomResData.length === 0) {
this.isLocal = false
this.mixinDatacomErrorMessage = this.emptyText
} else {
this.isLocal = true
}
}).catch(err => {
this.mixinDatacomErrorMessage = err.message
})
},
/**
* 获取父元素实例
*/
getForm(name = 'uniForms') {
let parent = this.$parent;
let parentName = parent.$options.name;
while (parentName !== name) {
parent = parent.$parent;
if (!parent) return false
parentName = parent.$options.name;
}
return parent;
},
change(e) {
const values = e.detail.value
let detail = {
value: [],
data: []
}
if (this.multiple) {
this.range.forEach(item => {
if (values.includes(item[this.map.value] + '')) {
detail.value.push(item[this.map.value])
detail.data.push(item)
}
})
} else {
const range = this.range.find(item => (item[this.map.value] + '') === values)
if (range) {
detail = {
value: range[this.map.value],
data: range
}
}
}
// this.formItem && this.formItem.setValue(detail.value)
// TODO vue2
this.$emit('input', detail.value);
// // TOTO vue3
this.$emit('update:modelValue', detail.value);
this.$emit('change', {
detail
})
if (this.multiple) {
// v-model
// if (this.value.length === 0) {
this.dataList = this.getDataList(detail.value, true)
// }
} else {
this.dataList = this.getDataList(detail.value)
}
},
/**
* 获取渲染的新数组
* @param {Object} value 选中内容
*/
getDataList(value) {
//
let dataList = JSON.parse(JSON.stringify(this.range))
let list = []
if (this.multiple) {
if (!Array.isArray(value)) {
value = []
}
}
dataList.forEach((item, index) => {
item.disabled = item.disable || item.disabled || false
if (this.multiple) {
if (value.length > 0) {
let have = value.find(val => val === item[this.map.value])
item.selected = have !== undefined
} else {
item.selected = false
}
} else {
item.selected = value === item[this.map.value]
}
list.push(item)
})
return this.setRange(list)
},
/**
* 处理最大最小值
* @param {Object} list
*/
setRange(list) {
let selectList = list.filter(item => item.selected)
let min = Number(this.min) || 0
let max = Number(this.max) || ''
list.forEach((item, index) => {
if (this.multiple) {
if (selectList.length <= min) {
let have = selectList.find(val => val[this.map.value] === item[this.map.value])
if (have !== undefined) {
item.disabled = true
}
}
if (selectList.length >= max && max !== '') {
let have = selectList.find(val => val[this.map.value] === item[this.map.value])
if (have === undefined) {
item.disabled = true
}
}
}
this.setStyles(item, index)
list[index] = item
})
return list
},
/**
* 设置 class
* @param {Object} item
* @param {Object} index
*/
setStyles(item, index) {
//
item.styleBackgroud = this.setStyleBackgroud(item)
item.styleIcon = this.setStyleIcon(item)
item.styleIconText = this.setStyleIconText(item)
item.styleRightIcon = this.setStyleRightIcon(item)
},
/**
* 获取选中值
* @param {Object} range
*/
getSelectedValue(range) {
if (!this.multiple) return this.dataValue
let selectedArr = []
range.forEach((item) => {
if (item.selected) {
selectedArr.push(item[this.map.value])
}
})
return this.dataValue.length > 0 ? this.dataValue : selectedArr
},
/**
* 设置背景样式
*/
setStyleBackgroud(item) {
let styles = {}
let selectedColor = this.selectedColor ? this.selectedColor : '#2979ff'
if (this.selectedColor) {
if (this.mode !== 'list') {
styles['border-color'] = item.selected ? selectedColor : '#DCDFE6'
}
if (this.mode === 'tag') {
styles['background-color'] = item.selected ? selectedColor : '#f5f5f5'
}
}
let classles = ''
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleIcon(item) {
let styles = {}
let classles = ''
if (this.selectedColor) {
let selectedColor = this.selectedColor ? this.selectedColor : '#2979ff'
styles['background-color'] = item.selected ? selectedColor : '#fff'
styles['border-color'] = item.selected ? selectedColor : '#DCDFE6'
if (!item.selected && item.disabled) {
styles['background-color'] = '#F2F6FC'
styles['border-color'] = item.selected ? selectedColor : '#DCDFE6'
}
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleIconText(item) {
let styles = {}
let classles = ''
if (this.selectedColor) {
let selectedColor = this.selectedColor ? this.selectedColor : '#2979ff'
if (this.mode === 'tag') {
styles.color = item.selected ? (this.selectedTextColor ? this.selectedTextColor : '#fff') : '#666'
} else {
styles.color = item.selected ? (this.selectedTextColor ? this.selectedTextColor : selectedColor) : '#666'
}
if (!item.selected && item.disabled) {
styles.color = '#999'
}
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
},
setStyleRightIcon(item) {
let styles = {}
let classles = ''
if (this.mode === 'list') {
styles['border-color'] = item.selected ? this.styles.selectedColor : '#DCDFE6'
}
for (let i in styles) {
classles += `${i}:${styles[i]};`
}
return classles
}
}
}
</script>
<style lang="scss">
$uni-primary: #2979ff !default;
$border-color: #DCDFE6;
$disable: 0.4;
@mixin flex {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
}
.uni-data-loading {
@include flex;
flex-direction: row;
justify-content: center;
align-items: center;
height: 36px;
padding-left: 10px;
color: #999;
}
.uni-data-checklist {
position: relative;
z-index: 0;
flex: 1;
//
.checklist-group {
@include flex;
flex-direction: row;
flex-wrap: wrap;
&.is-list {
flex-direction: column;
}
.checklist-box {
@include flex;
flex-direction: row;
align-items: center;
position: relative;
margin: 5px 0;
margin-right: 25px;
.hidden {
position: absolute;
opacity: 0;
}
//
.checklist-content {
@include flex;
flex: 1;
flex-direction: row;
align-items: center;
justify-content: space-between;
.checklist-text {
font-size: 14px;
color: #666;
margin-left: 5px;
line-height: 14px;
}
.checkobx__list {
border-right-width: 1px;
border-right-color: #007aff;
border-right-style: solid;
border-bottom-width: 1px;
border-bottom-color: #007aff;
border-bottom-style: solid;
height: 12px;
width: 6px;
left: -5px;
transform-origin: center;
transform: rotate(45deg);
opacity: 0;
}
}
//
.checkbox__inner {
/* #ifndef APP-NVUE */
flex-shrink: 0;
box-sizing: border-box;
/* #endif */
position: relative;
width: 16px;
height: 16px;
border: 1px solid $border-color;
border-radius: 4px;
background-color: #fff;
z-index: 1;
.checkbox__inner-icon {
position: absolute;
/* #ifdef APP-NVUE */
top: 2px;
/* #endif */
/* #ifndef APP-NVUE */
top: 1px;
/* #endif */
left: 5px;
height: 8px;
width: 4px;
border-right-width: 1px;
border-right-color: #fff;
border-right-style: solid;
border-bottom-width: 1px;
border-bottom-color: #fff;
border-bottom-style: solid;
opacity: 0;
transform-origin: center;
transform: rotate(40deg);
}
}
//
.radio__inner {
@include flex;
/* #ifndef APP-NVUE */
flex-shrink: 0;
box-sizing: border-box;
/* #endif */
justify-content: center;
align-items: center;
position: relative;
width: 16px;
height: 16px;
border: 1px solid $border-color;
border-radius: 16px;
background-color: #fff;
z-index: 1;
.radio__inner-icon {
width: 8px;
height: 8px;
border-radius: 10px;
opacity: 0;
}
}
//
&.is--default {
//
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.radio__inner {
background-color: #F2F6FC;
border-color: $border-color;
}
.checklist-text {
color: #999;
}
}
//
&.is-checked {
.checkbox__inner {
border-color: $uni-primary;
background-color: $uni-primary;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
border-color: $uni-primary;
.radio__inner-icon {
opacity: 1;
background-color: $uni-primary;
}
}
.checklist-text {
color: $uni-primary;
}
//
&.is-disable {
.checkbox__inner {
opacity: $disable;
}
.checklist-text {
opacity: $disable;
}
.radio__inner {
opacity: $disable;
}
}
}
}
//
&.is--button {
margin-right: 10px;
padding: 5px 10px;
border: 1px $border-color solid;
border-radius: 3px;
transition: border-color 0.2s;
//
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
border: 1px #eee solid;
opacity: $disable;
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.radio__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.checklist-text {
color: #999;
}
}
&.is-checked {
border-color: $uni-primary;
.checkbox__inner {
border-color: $uni-primary;
background-color: $uni-primary;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
border-color: $uni-primary;
.radio__inner-icon {
opacity: 1;
background-color: $uni-primary;
}
}
.checklist-text {
color: $uni-primary;
}
//
&.is-disable {
opacity: $disable;
}
}
}
//
&.is--tag {
margin-right: 10px;
padding: 5px 10px;
border: 1px $border-color solid;
border-radius: 3px;
background-color: #f5f5f5;
.checklist-text {
margin: 0;
color: #666;
}
//
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
opacity: $disable;
}
&.is-checked {
background-color: $uni-primary;
border-color: $uni-primary;
.checklist-text {
color: #fff;
}
}
}
//
&.is--list {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
padding: 10px 15px;
padding-left: 0;
margin: 0;
&.is-list-border {
border-top: 1px #eee solid;
}
//
&.is-disable {
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
.checkbox__inner {
background-color: #F2F6FC;
border-color: $border-color;
/* #ifdef H5 */
cursor: not-allowed;
/* #endif */
}
.checklist-text {
color: #999;
}
}
&.is-checked {
.checkbox__inner {
border-color: $uni-primary;
background-color: $uni-primary;
.checkbox__inner-icon {
opacity: 1;
transform: rotate(45deg);
}
}
.radio__inner {
border-color: $uni-primary;
.radio__inner-icon {
opacity: 1;
background-color: $uni-primary;
}
}
.checklist-text {
color: $uni-primary;
}
.checklist-content {
.checkobx__list {
opacity: 1;
border-color: $uni-primary;
}
}
//
&.is-disable {
.checkbox__inner {
opacity: $disable;
}
.checklist-text {
opacity: $disable;
}
}
}
}
}
}
}
</style>

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