feat: 初始化项目

.editorconfig

+# http://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false

.eslintrc

+{
+  "extends": ["taro"],
+  "rules": {
+    "no-unused-vars": ["error", { "varsIgnorePattern": "Taro" }],
+    "react/jsx-filename-extension": [1, { "extensions": [".js", ".jsx", ".tsx"] }]
+  },
+  "parser": "babel-eslint"
+  }

.gitignore

+dist/
+deploy_versions/
+.temp/
+.rn_temp/
+node_modules/
+.DS_Store

.npmrc

+registry=https://r.cnpmjs.org
+disturl=https://r.cnpmjs.org/node
+sass_binary_site=https://r.cnpmjs.org/node-sass/
+fse_binary_host_mirror=https://r.cnpmjs.org/fsevents

config/dev.js

+module.exports = {
+  env: {
+    NODE_ENV: '"development"'
+  },
+  defineConstants: {
+  },
+  mini: {},
+  h5: {}
+}

config/index.js

+const path = require('path');
+
+console.log(process);
+const config = {
+  projectName: 'xiaoya-agent-program',
+  date: '2020-4-3',
+  designWidth: 750,
+  deviceRatio: {
+    '640': 2.34 / 2,
+    '750': 1,
+    '828': 1.81 / 2
+  },
+  sourceRoot: 'src',
+  outputRoot: `dist/${process.env.TARO_ENV}`,
+  alias: {
+    '@': path.resolve(__dirname, '..', 'src')
+  },
+  babel: {
+    sourceMap: true,
+    presets: [
+      ['env', {
+        modules: false
+      }]
+    ],
+    plugins: [
+      'transform-decorators-legacy',
+      'transform-class-properties',
+      'transform-object-rest-spread',
+      ['transform-runtime', {
+          helpers: false,
+          polyfill: false,
+          regenerator: true,
+          moduleName: 'babel-runtime'
+        }
+      ]
+    ]
+  },
+  defineConstants: {
+  },
+  mini: {
+    postcss: {
+      autoprefixer: {
+        enable: true,
+        config: {
+          browsers: [
+            'last 3 versions',
+            'Android >= 4.1',
+            'ios >= 8'
+          ]
+        }
+      },
+      pxtransform: {
+        enable: true,
+        config: {
+
+        }
+      },
+      url: {
+        enable: true,
+        config: {
+          limit: 10240 // 设定转换尺寸上限
+        }
+      },
+      cssModules: {
+        enable: false, // 默认为 false，如需使用 css modules 功能，则设为 true
+        config: {
+          namingPattern: 'module', // 转换模式，取值为 global/module
+          generateScopedName: '[name]__[local]___[hash:base64:5]'
+        }
+      }
+    }
+  },
+  h5: {
+    publicPath: '/',
+    staticDirectory: 'static',
+    postcss: {
+      autoprefixer: {
+        enable: true,
+        config: {
+          browsers: [
+            'last 3 versions',
+            'Android >= 4.1',
+            'ios >= 8'
+          ]
+        }
+      },
+      cssModules: {
+        enable: false, // 默认为 false，如需使用 css modules 功能，则设为 true
+        config: {
+          namingPattern: 'module', // 转换模式，取值为 global/module
+          generateScopedName: '[name]__[local]___[hash:base64:5]'
+        }
+      }
+    }
+  }
+}
+
+module.exports = function (merge) {
+  if (process.env.NODE_ENV === 'development') {
+    return merge({}, config, require('./dev'))
+  }
+  return merge({}, config, require('./prod'))
+}

config/prod.js

+module.exports = {
+  env: {
+    NODE_ENV: '"production"'
+  },
+  defineConstants: {
+  },
+  mini: {},
+  h5: {
+    /**
+     * 如果h5端编译后体积过大，可以使用webpack-bundle-analyzer插件对打包体积进行分析。
+     * 参考代码如下：
+     * webpackChain (chain) {
+     *   chain.plugin('analyzer')
+     *     .use(require('webpack-bundle-analyzer').BundleAnalyzerPlugin, [])
+     * }
+     */
+  }
+}

package.json

+{
+	"name": "xiaoya-agent-program",
+	"version": "1.0.0",
+	"private": true,
+	"description": "小丫统一版代理商小程序",
+	"templateInfo": {
+		"name": "redux",
+		"typescript": false,
+		"css": "sass"
+	},
+	"scripts": {
+		"build:weapp": "taro build --type weapp",
+		"build:swan": "taro build --type swan",
+		"build:alipay": "taro build --type alipay",
+		"build:tt": "taro build --type tt",
+		"build:h5": "taro build --type h5",
+		"build:rn": "taro build --type rn",
+		"build:qq": "taro build --type qq",
+		"build:quickapp": "taro build --type quickapp",
+		"dev:weapp": "npm run build:weapp -- --watch",
+		"dev:swan": "npm run build:swan -- --watch",
+		"dev:alipay": "npm run build:alipay -- --watch",
+		"dev:tt": "npm run build:tt -- --watch",
+		"dev:h5": "npm run build:h5 -- --watch",
+		"dev:rn": "npm run build:rn -- --watch",
+		"dev:qq": "npm run build:qq -- --watch",
+		"dev:quickapp": "npm run build:quickapp -- --watch"
+	},
+	"author": "",
+	"license": "MIT",
+	"dependencies": {
+		"@tarojs/components": "2.0.0-beta.13",
+		"@tarojs/components-qa": "2.0.0-beta.13",
+		"@tarojs/redux": "2.0.0-beta.13",
+		"@tarojs/redux-h5": "2.0.0-beta.13",
+		"@tarojs/router": "2.0.0-beta.13",
+		"@tarojs/taro": "2.0.0-beta.13",
+		"@tarojs/taro-alipay": "2.0.0-beta.13",
+		"@tarojs/taro-h5": "2.0.0-beta.13",
+		"@tarojs/taro-qq": "2.0.0-beta.13",
+		"@tarojs/taro-quickapp": "2.0.0-beta.13",
+		"@tarojs/taro-swan": "2.0.0-beta.13",
+		"@tarojs/taro-tt": "2.0.0-beta.13",
+		"@tarojs/taro-weapp": "2.0.0-beta.13",
+		"babel-runtime": "^6.26.0",
+		"nervjs": "^1.5.6",
+		"nerv-devtools": "^1.5.6",
+		"redux": "^4.0.0",
+		"redux-logger": "^3.0.6",
+		"redux-thunk": "^2.3.0",
+		"regenerator-runtime": "0.11.1"
+	},
+	"devDependencies": {
+		"@types/react": "^16.4.8",
+		"@types/webpack-env": "^1.13.6",
+		"@tarojs/mini-runner": "2.0.0-beta.13",
+		"@tarojs/webpack-runner": "2.0.0-beta.13",
+		"babel-plugin-transform-class-properties": "^6.24.1",
+		"babel-plugin-transform-decorators-legacy": "^1.3.4",
+		"babel-plugin-transform-jsx-stylesheet": "^0.6.5",
+		"babel-plugin-transform-object-rest-spread": "^6.26.0",
+		"babel-plugin-transform-runtime": "^6.23.0",
+		"babel-preset-env": "^1.6.1",
+		"babel-eslint": "^8.2.3",
+		"eslint": "^5.16.0",
+		"eslint-config-taro": "2.0.0-beta.13",
+		"eslint-plugin-react": "^7.8.2",
+		"eslint-plugin-react-hooks": "^1.6.1",
+		"eslint-plugin-import": "^2.12.0",
+		"stylelint": "9.3.0",
+		"stylelint-config-taro-rn": "2.0.0-beta.13",
+		"stylelint-taro-rn": "2.0.0-beta.13",
+		"eslint-plugin-taro": "2.0.0-beta.13"
+	}
+}

project.config.json

+{
+  "miniprogramRoot": "./dist",
+  "projectname": "xiaoya-agent-program",
+  "description": "小丫统一版代理商小程序",
+  "appid": "touristappid",
+  "setting": {
+    "urlCheck": true,
+    "es6": false,
+    "postcss": false,
+    "minified": false
+  },
+  "compileType": "miniprogram"
+}

src/actions/counter.js

+import {
+  ADD,
+  MINUS
+} from '../constants/counter'
+
+export const add = () => {
+  return {
+    type: ADD
+  }
+}
+export const minus = () => {
+  return {
+    type: MINUS
+  }
+}
+
+// 异步的action
+export function asyncAdd () {
+  return dispatch => {
+    setTimeout(() => {
+      dispatch(add())
+    }, 2000)
+  }
+}

src/actions/nav.js

+import {
+  NAV,
+} from '../constants/nav'
+
+export default function save (obj) {
+  return {
+    type: NAV,
+    obj
+  }
+}
\ No newline at end of file

src/actions/user.js

+import {
+  SET_USER_INFO
+} from '@/constants/user'
+
+export const setUserInfo = (data) => {
+  return {
+    type: SET_USER_INFO,
+    payload: data
+  }
+}

src/app.jsx

+import Taro, { Component } from '@tarojs/taro'
+import { Provider } from '@tarojs/redux'
+
+import Index from './pages/index'
+import save from './actions/nav'
+import configStore from './store'
+
+import './app.scss'
+
+// 如果需要在 h5 环境中开启 React Devtools
+// 取消以下注释：
+// if (process.env.NODE_ENV !== 'production' && process.env.TARO_ENV === 'h5')  {
+//   require('nerv-devtools')
+// }
+
+const store = configStore()
+class App extends Component {
+
+  config = {
+    pages: [
+      'pages/index/index',
+      'pages/citySelect/index'
+    ],
+    permission: {
+      "scope.userLocation": {
+        "desc": "你的位置信息将用于小程序位置接口的效果展示"
+      }
+    },
+    window: {
+      backgroundTextStyle: 'light',
+      navigationBarBackgroundColor: '#fff',
+      navigationBarTitleText: 'WeChat',
+      navigationBarTextStyle: 'black',
+      navigationStyle: 'custom',
+    }
+  }
+
+  componentDidMount () {
+    Taro.login({
+      success: function (res) {
+        console.log('res...', res)
+      }
+    })
+    let menuButtonObject = Taro.getMenuButtonBoundingClientRect();
+    Taro.getSystemInfo({
+      success: res => {
+        let globalData = {}
+        let statusBarHeight = res.statusBarHeight,
+          navTop = menuButtonObject.top,//胶囊按钮与顶部的距离
+          navHeight = statusBarHeight + menuButtonObject.height + (menuButtonObject.top - statusBarHeight)*2;//导航高度
+        globalData.navHeight = navHeight;
+        globalData.navTop = navTop;
+        globalData.windowHeight = res.windowHeight;
+        globalData.navRight = res.windowWidth - menuButtonObject.right;
+        store.dispatch(save(globalData))
+      },
+      fail(err) {
+        console.log(err);
+      }
+    })
+  }
+
+  componentDidShow () {}
+
+  componentDidHide () {}
+
+  componentDidCatchError () {}
+
+  // 在 App 类中的 render() 函数没有实际作用
+  // 请勿修改此函数
+  render () {
+    return (
+      <Provider store={store}>
+        <Index />
+      </Provider>
+    )
+  }
+}
+
+Taro.render(<App />, document.getElementById('app'))

src/assets/base.scss

+page {
+  background-color: #f5f5f9;
+}

src/assets/variable.scss

+
+    $BASE-COLOR: #0681FD;
+    $BUY-BTN-BG: linear-gradient(180deg,rgba(255,255,255,1) 0%,rgba(215,235,249,1) 94%,rgba(234,246,255,1) 100%);
+    $BUY-BTN-SHADOW: 0px 1px 4px 0px rgba(0,97,169,0.6);
+    $MY-COUPON-TEXT-COLOR: #108EE9;
+  
\ No newline at end of file

src/assets/weapp-variable.scss

+$BASE-COLOR: red;
+$FIELD_ERROR_COLOR: #FF8000;

src/base.config.js

+/**
+ * 项目配置
+ */
+const common = {
+  mapKey: '1d513c9e11da27818bcff443487c995f'
+}
+
+const config = {
+  /**
+   * 开发环境的配置
+   */
+  development: {
+    //http请求baseUrl
+    httpBaseUrl: 'https://cashier.test.miyahub.net',
+    // httpBaseUrl: 'https://cashier.miyahub.com',
+
+  },
+
+  /**
+   * 生产环境配置
+   */
+  production: {
+    //http请求baseUrl
+    httpBaseUrl: 'https://cashier.miyahub.com'
+  }
+}
+
+export default {
+  ...common,
+  ...config[process.env.NODE_ENV]
+}
+

src/components/NavBar/index.jsx

+import Taro, { Component } from '@tarojs/taro'
+import { View, Button, Text } from '@tarojs/components'
+import { connect } from '@tarojs/redux'
+
+
+import './index.scss'
+
+
+@connect(({ nav }) => ({
+  nav
+}), (dispatch) => ({
+}))
+class Index extends Component {
+
+  componentWillReceiveProps (nextProps) {
+    console.log(this.props, nextProps)
+  }
+
+  componentWillUnmount () { }
+
+  componentDidShow () { }
+
+  componentDidHide () { }
+
+  navBack = () => {
+   Taro.navigateBack({
+     delta: 1
+   })      
+  }
+
+  //回主页
+  toIndex = () => {
+   Taro.navigateTo({
+     url: '/pages/admin/home/index/index'
+   })
+  }
+
+  render () {
+   const {showNav, bgColor, pageName, nav} = this.props
+   console.log(this.props)
+   const titleTop = (nav.globalData.navHeight - nav.globalData.navTop - 20) / 2 + nav.globalData.navTop
+    return (
+     <View className='navbar custom-class' style={`height:${nav.globalData.navHeight}px;background-color:${bgColor}`}>
+      {showNav && <View
+        className='navbar-action-wrap navbar-action-group' 
+        style={`top:${titleTop}px;background-color:rgba(255,255,255,.6)`}
+      >
+      <Image onClick={this.navBack} className='icon' src='http://hh-oss-picture.miyapay.com/box/c66db9ee434dd2061fbb949db0af797d.png' />
+      </View>
+      }
+      {this.props.children}
+      <View class='navbar-title' style={`top:${titleTop}px`}>
+        {pageName}
+      </View>
+     </View>
+    )
+  }
+}
+
+export default Index

src/components/NavBar/index.scss

+.navbar {
+ width: 100%;
+ overflow: hidden;
+ position: relative;
+ top: 0;
+ left: 0;
+ z-index: 10;
+ flex-shrink: 0;
+ display: flex;
+ align-items: center;
+}
+
+.navbar-title {
+ width: 100%;
+ box-sizing: border-box;
+ padding-left: 115px;
+ padding-right: 115px;
+ text-align: center;
+ position: absolute;
+ left: 0;
+ z-index: 10;
+ color: #333;
+ font-size: 36px;
+ font-weight: bold;
+ text-overflow: ellipsis;
+ overflow: hidden;
+ white-space: nowrap;
+}
+
+.navbar-action-wrap {
+ display: -webkit-flex;
+ display: flex;
+ -webkit-box-align: center;
+ -ms-flex-align: center;
+ -webkit-align-items: center;
+ align-items: center;
+ position: absolute;
+ left: 10px;
+ z-index: 11;
+ line-height: 1;
+ padding-top: 4px;
+ padding-bottom: 4px;
+}
+
+.navbar-action-group {
+ border: 1px solid #f0f0f0;
+ border-radius: 20px;
+ overflow: hidden;
+ .icon{
+  width: 48px;
+  height: 48px;
+ }
+}
+
+.navbar-action_item {
+ padding: 3px 0;
+ color: #333;
+}
+
+.navbar-action-group .navbar-action_item {
+ border-right: 1px solid #f0f0f0;
+ padding: 3px 14px;
+}
+
+.navbar-action-group .last {
+ border-right: none;
+}
\ No newline at end of file

src/constants/counter.js

+export const ADD = 'ADD'
+export const MINUS = 'MINUS'

src/constants/nav.js

+export const NAV = 'SAVENAV'
+export const DELNAV = 'DELNAV'

src/constants/user.js

+export const SET_USER_INFO = 'set user info';

src/helper/baseComponent.js

+import Taro from '@tarojs/taro';
+// import {formatPathQuery} from '@/util/base'
+// import {fetchQrCodeInfo} from '@/api/qrcode';
+import location from '@/helper/location';
+import {getStore} from '@tarojs/redux';
+import {setUserInfo} from '@/actions/user'
+// import userAPI from '@/api/user';
+
+
+
+export default class BaseComponent extends Taro.Component {
+  fetchLocation() {
+    return new Promise((resolve, reject) => {
+      location.getLocation({type: 1, detail: true})
+        .then(res => {
+          let locationInfo = res || {};
+          let user = this.props.user;
+          let data = {
+            current: {
+              ...locationInfo
+            }
+          }
+          // 疑问
+          if (user && !user.city) {
+            data = {...data, ...locationInfo};
+          }
+          
+          this.props.setUserInfo && this.props.setUserInfo(data);
+          resolve(res);
+        }).catch(err => {
+          // console.log(err);
+          Taro.showToast({title: err.errorMessage || '定位失败'})
+          reject(err);
+        })
+    })
+  }
+
+  login() {
+    let store = getStore();
+    Taro.getAuthCode({scopes: 'auth_base'})
+      .then(authCode => {
+        return userAPI.login({authCode: authCode})
+      })
+      .then(res => {
+        let user = res.data || {};
+        // user.hasPhone = 0;
+        store.dispatch(setUserInfo(user));
+      }).catch(err => {
+        console.log('err...', err);
+      })
+  }
+
+  commonQrcode(path){
+    let params = formatPathQuery(path)
+    //通用码逻辑
+    if(params.from === 'qrcode'){
+      fetchQrCodeInfo({
+        qrCode: params.id
+      }).then(res=>{
+        if(res.success && res.data){
+          if(params.type === 'store' && res.data.merchantId && res.data.storeId){
+            Taro.navigateTo({
+              url: `/pages/storeHome/index?merchantId=${res.data.merchantId}&storeId=${res.data.storeId}&storeName=${res.data.storeName||''}`
+            })
+          }
+        }
+      })
+      /*Taro.navigateTo({
+        url: `/pages/storeHome/index?merchantId=${store.merchantId}&storeId=${store.storeId}&storeName=${store.storeName}`
+      })*/
+    }
+  }
+}

src/helper/location.js

+import AMap from '@/lib/amap-wx';
+import config from '@/base.config';
+import Taro from '@tarojs/taro';
+
+let amap = new AMap({
+  key: config.mapKey
+})
+
+let env = Taro.getEnv();
+
+export function getLocation(options) {
+
+  if (env === 'ALIPAY') {
+    return Taro.getLocation(options);
+  } else {
+    if (options.detail) {
+      delete options.detail;
+      return new Promise((resolve, reject) => {
+        Taro.getLocation().then(res => {
+          amap.getRegeo({
+            location: res.longitude + "," + res.latitude,
+            success: res => {
+              let location = Array.isArray(res) && res.length > 0 ? res[0] : {};
+              let address = location.regeocodeData && location.regeocodeData.addressComponent || {};
+              resolve({
+                latitude: location.latitude,
+                longitude: location.longitude,
+                city: address.city,
+                province: address.province,
+                district: address.district,
+                // streetNumber: address.streetNumber
+              })
+            },
+            fail: err => {
+              resolve({
+                ...res,
+                city: '未知城市'
+              });
+            }
+          });
+        }).catch(err => {
+          console.log(err)
+          reject(err);
+        })
+      })
+    }
+
+    return Taro.getLocation(options);
+  }
+}
+
+export default {
+  getLocation
+}
+

src/index.html

+<!DOCTYPE html>
+<html>
+<head>
+  <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
+  <meta content="width=device-width,initial-scale=1,user-scalable=no" name="viewport">
+  <meta name="apple-mobile-web-app-capable" content="yes">
+  <meta name="apple-touch-fullscreen" content="yes">
+  <meta name="format-detection" content="telephone=no,address=no">
+  <meta name="apple-mobile-web-app-status-bar-style" content="white">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" >
+  <title></title>
+  <script>
+    !function(x){function w(){var v,u,t,tes,s=x.document,r=s.documentElement,a=r.getBoundingClientRect().width;if(!v&&!u){var n=!!x.navigator.appVersion.match(/AppleWebKit.*Mobile.*/);v=x.devicePixelRatio;tes=x.devicePixelRatio;v=n?v:1,u=1/v}if(a>=640){r.style.fontSize="40px"}else{if(a<=320){r.style.fontSize="20px"}else{r.style.fontSize=a/320*20+"px"}}}x.addEventListener("resize",function(){w()});w()}(window);
+  </script>
+</head>
+<body>
+  <div id="app"></div>
+</body>
+</html>

src/lib/amap-wx.js

+import Taro from '@tarojs/taro';
+function AMapWX(a) {
+  (this.key = a.key),
+    (this.requestConfig = {
+      key: a.key,
+      s: "rsx",
+      platform: "WXJS",
+      appname: a.key,
+      sdkversion: "1.2.0",
+      logversion: "2.0"
+    });
+}
+(AMapWX.prototype.getLocation = function(a, b) {
+  Taro.getLocation({
+    type: "gcj02",
+    success: function(a) {
+      var c = a.longitude + "," + a.latitude;
+      wx.setStorage({ key: "userLocation", data: c }), b(c);
+    },
+    fail: function(c) {
+      wx.getStorage({
+        key: "userLocation",
+        success: function(a) {
+          a.data && b(a.data);
+        }
+      }),
+        a.fail({ errCode: "0", errMsg: c.errMsg || "" });
+    }
+  });
+}),
+  (AMapWX.prototype.getRegeo = function(a) {
+    function c(c) {
+      var d = b.requestConfig;
+      // 疑问
+      Taro.request({
+        url: "https://restapi.amap.com/v3/geocode/regeo",
+        data: {
+          key: b.key,
+          location: c,
+          extensions: "all",
+          s: d.s,
+          platform: d.platform,
+          appname: b.key,
+          sdkversion: d.sdkversion,
+          logversion: d.logversion
+        },
+        method: "GET",
+        header: { "content-type": "application/json" },
+        success: function(b) {
+          var d, e, f, g, h, i, j, k, l;
+          b.data.status && "1" == b.data.status
+            ? ((d = b.data.regeocode),
+              (e = d.addressComponent),
+              (f = []),
+              (g = ""),
+              d &&
+                d.roads[0] &&
+                d.roads[0].name &&
+                (g = d.roads[0].name + "附近"),
+              (h = c.split(",")[0]),
+              (i = c.split(",")[1]),
+              d.pois &&
+                d.pois[0] &&
+                ((g = d.pois[0].name + "附近"),
+                (j = d.pois[0].location),
+                j &&
+                  ((h = parseFloat(j.split(",")[0])),
+                  (i = parseFloat(j.split(",")[1])))),
+              e.provice && f.push(e.provice),
+              e.city && f.push(e.city),
+              e.district && f.push(e.district),
+              e.streetNumber && e.streetNumber.street && e.streetNumber.number
+                ? (f.push(e.streetNumber.street), f.push(e.streetNumber.number))
+                : ((k = ""),
+                  d && d.roads[0] && d.roads[0].name && (k = d.roads[0].name),
+                  f.push(k)),
+              (f = f.join("")),
+              (l = [
+                {
+                  iconPath: a.iconPath,
+                  width: a.iconWidth,
+                  height: a.iconHeight,
+                  name: f,
+                  desc: g,
+                  longitude: h,
+                  latitude: i,
+                  id: 0,
+                  regeocodeData: d
+                }
+              ]),
+              a.success(l))
+            : a.fail({ errCode: b.data.infocode, errMsg: b.data.info });
+        },
+        fail: function(b) {
+          a.fail({ errCode: "0", errMsg: b.errMsg || "" });
+        }
+      });
+    }
+    var b = this;
+    a.location
+      ? c(a.location)
+      : b.getLocation(a, function(a) {
+          c(a);
+        });
+  });
+  (module.exports = AMapWX);

src/lib/qrcode/barcode.js

+var CHAR_TILDE = 126;
+var CODE_FNC1 = 102;
+
+var SET_STARTA = 103;
+var SET_STARTB = 104;
+var SET_STARTC = 105;
+var SET_SHIFT = 98;
+var SET_CODEA = 101;
+var SET_CODEB = 100;
+var SET_STOP = 106;
+
+
+var REPLACE_CODES = {
+    CHAR_TILDE: CODE_FNC1 //~ corresponds to FNC1 in GS1-128 standard
+}
+
+var CODESET = {
+    ANY: 1,
+    AB: 2,
+    A: 3,
+    B: 4,
+    C: 5
+};
+
+function getBytes(str) {
+    var bytes = [];
+    for (var i = 0; i < str.length; i++) {
+        bytes.push(str.charCodeAt(i));
+    }
+    return bytes;
+}
+
+exports.code128 = function (ctx, text, width, height) {
+
+    width = parseInt(width);
+
+    height = parseInt(height);
+
+    var codes = stringToCode128(text);
+
+    var g = new Graphics(ctx, width, height);
+
+    var barWeight = g.area.width / ((codes.length - 3) * 11 + 35);
+
+    var x = g.area.left;
+    var y = g.area.top;
+    for (var i = 0; i < codes.length; i++) {
+        var c = codes[i];
+        //two bars at a time: 1 black and 1 white
+        for (var bar = 0; bar < 8; bar += 2) {
+            var barW = PATTERNS[c][bar] * barWeight;
+            // var barH = height - y - this.border;
+            var barH = height - y;
+            var spcW = PATTERNS[c][bar + 1] * barWeight;
+
+            //no need to draw if 0 width
+            if (barW > 0) {
+                g.fillFgRect(x, y, barW, barH);
+            }
+
+            x += barW + spcW;
+        }
+    }
+
+    ctx.draw();
+}
+
+
+function stringToCode128(text) {
+
+    var barc = {
+        currcs: CODESET.C
+    };
+
+    var bytes = getBytes(text);
+    //decide starting codeset
+    var index = bytes[0] == CHAR_TILDE ? 1 : 0;
+
+    var csa1 = bytes.length > 0 ? codeSetAllowedFor(bytes[index++]) : CODESET.AB;
+    var csa2 = bytes.length > 0 ? codeSetAllowedFor(bytes[index++]) : CODESET.AB;
+    barc.currcs = getBestStartSet(csa1, csa2);
+    barc.currcs = perhapsCodeC(bytes, barc.currcs);
+
+    //if no codeset changes this will end up with bytes.length+3
+    //start, checksum and stop
+    var codes = new Array();
+
+    switch (barc.currcs) {
+        case CODESET.A:
+            codes.push(SET_STARTA);
+            break;
+        case CODESET.B:
+            codes.push(SET_STARTB);
+            break;
+        default:
+            codes.push(SET_STARTC);
+            break;
+    }
+
+
+    for (var i = 0; i < bytes.length; i++) {
+        var b1 = bytes[i]; //get the first of a pair
+        //should we translate/replace
+        if (b1 in REPLACE_CODES) {
+            codes.push(REPLACE_CODES[b1]);
+            i++ //jump to next
+            b1 = bytes[i];
+        }
+
+        //get the next in the pair if possible
+        var b2 = bytes.length > (i + 1) ? bytes[i + 1] : -1;
+
+        codes = codes.concat(codesForChar(b1, b2, barc.currcs));
+        //code C takes 2 chars each time
+        if (barc.currcs == CODESET.C) i++;
+    }
+
+    //calculate checksum according to Code 128 standards
+    var checksum = codes[0];
+    for (var weight = 1; weight < codes.length; weight++) {
+        checksum += (weight * codes[weight]);
+    }
+    codes.push(checksum % 103);
+
+    codes.push(SET_STOP);
+
+    //encoding should now be complete
+    return codes;
+
+    function getBestStartSet(csa1, csa2) {
+        //tries to figure out the best codeset
+        //to start with to get the most compact code
+        var vote = 0;
+        vote += csa1 == CODESET.A ? 1 : 0;
+        vote += csa1 == CODESET.B ? -1 : 0;
+        vote += csa2 == CODESET.A ? 1 : 0;
+        vote += csa2 == CODESET.B ? -1 : 0;
+        //tie goes to B due to my own predudices
+        return vote > 0 ? CODESET.A : CODESET.B;
+    }
+
+    function perhapsCodeC(bytes, codeset) {
+        for (var i = 0; i < bytes.length; i++) {
+            var b = bytes[i]
+            if ((b < 48 || b > 57) && b != CHAR_TILDE)
+                return codeset;
+        }
+        return CODESET.C;
+    }
+
+    //chr1 is current byte
+    //chr2 is the next byte to process. looks ahead.
+    function codesForChar(chr1, chr2, currcs) {
+        var result = [];
+        var shifter = -1;
+
+        if (charCompatible(chr1, currcs)) {
+            if (currcs == CODESET.C) {
+                if (chr2 == -1) {
+                    shifter = SET_CODEB;
+                    currcs = CODESET.B;
+                }
+                else if ((chr2 != -1) && !charCompatible(chr2, currcs)) {
+                    //need to check ahead as well
+                    if (charCompatible(chr2, CODESET.A)) {
+                        shifter = SET_CODEA;
+                        currcs = CODESET.A;
+                    }
+                    else {
+                        shifter = SET_CODEB;
+                        currcs = CODESET.B;
+                    }
+                }
+            }
+        }
+        else {
+            //if there is a next char AND that next char is also not compatible
+            if ((chr2 != -1) && !charCompatible(chr2, currcs)) {
+                //need to switch code sets
+                switch (currcs) {
+                    case CODESET.A:
+                        shifter = SET_CODEB;
+                        currcs = CODESET.B;
+                        break;
+                    case CODESET.B:
+                        shifter = SET_CODEA;
+                        currcs = CODESET.A;
+                        break;
+                }
+            }
+            else {
+                //no need to shift code sets, a temporary SHIFT will suffice
+                shifter = SET_SHIFT;
+            }
+        }
+
+        //ok some type of shift is nessecary
+        if (shifter != -1) {
+            result.push(shifter);
+            result.push(codeValue(chr1));
+        }
+        else {
+            if (currcs == CODESET.C) {
+                //include next as well
+                result.push(codeValue(chr1, chr2));
+            }
+            else {
+                result.push(codeValue(chr1));
+            }
+        }
+        barc.currcs = currcs;
+
+        return result;
+    }
+}
+
+//reduce the ascii code to fit into the Code128 char table
+function codeValue(chr1, chr2) {
+    if (typeof chr2 == "undefined") {
+        return chr1 >= 32 ? chr1 - 32 : chr1 + 64;
+    }
+    else {
+        return parseInt(String.fromCharCode(chr1) + String.fromCharCode(chr2));
+    }
+}
+
+function charCompatible(chr, codeset) {
+    var csa = codeSetAllowedFor(chr);
+    if (csa == CODESET.ANY) return true;
+    //if we need to change from current
+    if (csa == CODESET.AB) return true;
+    if (csa == CODESET.A && codeset == CODESET.A) return true;
+    if (csa == CODESET.B && codeset == CODESET.B) return true;
+    return false;
+}
+
+function codeSetAllowedFor(chr) {
+    if (chr >= 48 && chr <= 57) {
+        //0-9
+        return CODESET.ANY;
+    }
+    else if (chr >= 32 && chr <= 95) {
+        //0-9 A-Z
+        return CODESET.AB;
+    }
+    else {
+        //if non printable
+        return chr < 32 ? CODESET.A : CODESET.B;
+    }
+}
+
+var Graphics = function(ctx, width, height) {
+
+    this.width = width;
+    this.height = height;
+    this.quiet = Math.round(this.width / 40);
+
+    this.border_size   = 0;
+    this.padding_width = 0;
+
+    this.area = {
+        width : width - this.padding_width * 2 - this.quiet * 2,
+        height: height - this.border_size * 2,
+        top   : this.border_size - 4,
+        left  : this.padding_width + this.quiet
+    };
+
+    this.ctx = ctx;
+    this.fg = "#000000";
+    this.bg = "#ffffff";
+
+    // fill background
+    this.fillBgRect(0,0, width, height);
+
+    // fill center to create border
+    this.fillBgRect(0, this.border_size, width, height - this.border_size * 2);
+}
+
+//use native color
+Graphics.prototype._fillRect = function(x, y, width, height, color) {
+    this.ctx.setFillStyle(color)
+    this.ctx.fillRect(x, y, width, height)
+}
+
+Graphics.prototype.fillFgRect = function(x,y, width, height) {
+    this._fillRect(x, y, width, height, this.fg);
+}
+
+Graphics.prototype.fillBgRect = function(x,y, width, height) {
+    this._fillRect(x, y, width, height, this.bg);
+}
+
+var PATTERNS = [
+    [2, 1, 2, 2, 2, 2, 0, 0],  // 0
+    [2, 2, 2, 1, 2, 2, 0, 0],  // 1
+    [2, 2, 2, 2, 2, 1, 0, 0],  // 2
+    [1, 2, 1, 2, 2, 3, 0, 0],  // 3
+    [1, 2, 1, 3, 2, 2, 0, 0],  // 4
+    [1, 3, 1, 2, 2, 2, 0, 0],  // 5
+    [1, 2, 2, 2, 1, 3, 0, 0],  // 6
+    [1, 2, 2, 3, 1, 2, 0, 0],  // 7
+    [1, 3, 2, 2, 1, 2, 0, 0],  // 8
+    [2, 2, 1, 2, 1, 3, 0, 0],  // 9
+    [2, 2, 1, 3, 1, 2, 0, 0],  // 10
+    [2, 3, 1, 2, 1, 2, 0, 0],  // 11
+    [1, 1, 2, 2, 3, 2, 0, 0],  // 12
+    [1, 2, 2, 1, 3, 2, 0, 0],  // 13
+    [1, 2, 2, 2, 3, 1, 0, 0],  // 14
+    [1, 1, 3, 2, 2, 2, 0, 0],  // 15
+    [1, 2, 3, 1, 2, 2, 0, 0],  // 16
+    [1, 2, 3, 2, 2, 1, 0, 0],  // 17
+    [2, 2, 3, 2, 1, 1, 0, 0],  // 18
+    [2, 2, 1, 1, 3, 2, 0, 0],  // 19
+    [2, 2, 1, 2, 3, 1, 0, 0],  // 20
+    [2, 1, 3, 2, 1, 2, 0, 0],  // 21
+    [2, 2, 3, 1, 1, 2, 0, 0],  // 22
+    [3, 1, 2, 1, 3, 1, 0, 0],  // 23
+    [3, 1, 1, 2, 2, 2, 0, 0],  // 24
+    [3, 2, 1, 1, 2, 2, 0, 0],  // 25
+    [3, 2, 1, 2, 2, 1, 0, 0],  // 26
+    [3, 1, 2, 2, 1, 2, 0, 0],  // 27
+    [3, 2, 2, 1, 1, 2, 0, 0],  // 28
+    [3, 2, 2, 2, 1, 1, 0, 0],  // 29
+    [2, 1, 2, 1, 2, 3, 0, 0],  // 30
+    [2, 1, 2, 3, 2, 1, 0, 0],  // 31
+    [2, 3, 2, 1, 2, 1, 0, 0],  // 32
+    [1, 1, 1, 3, 2, 3, 0, 0],  // 33
+    [1, 3, 1, 1, 2, 3, 0, 0],  // 34
+    [1, 3, 1, 3, 2, 1, 0, 0],  // 35
+    [1, 1, 2, 3, 1, 3, 0, 0],  // 36
+    [1, 3, 2, 1, 1, 3, 0, 0],  // 37
+    [1, 3, 2, 3, 1, 1, 0, 0],  // 38
+    [2, 1, 1, 3, 1, 3, 0, 0],  // 39
+    [2, 3, 1, 1, 1, 3, 0, 0],  // 40
+    [2, 3, 1, 3, 1, 1, 0, 0],  // 41
+    [1, 1, 2, 1, 3, 3, 0, 0],  // 42
+    [1, 1, 2, 3, 3, 1, 0, 0],  // 43
+    [1, 3, 2, 1, 3, 1, 0, 0],  // 44
+    [1, 1, 3, 1, 2, 3, 0, 0],  // 45
+    [1, 1, 3, 3, 2, 1, 0, 0],  // 46
+    [1, 3, 3, 1, 2, 1, 0, 0],  // 47
+    [3, 1, 3, 1, 2, 1, 0, 0],  // 48
+    [2, 1, 1, 3, 3, 1, 0, 0],  // 49
+    [2, 3, 1, 1, 3, 1, 0, 0],  // 50
+    [2, 1, 3, 1, 1, 3, 0, 0],  // 51
+    [2, 1, 3, 3, 1, 1, 0, 0],  // 52
+    [2, 1, 3, 1, 3, 1, 0, 0],  // 53
+    [3, 1, 1, 1, 2, 3, 0, 0],  // 54
+    [3, 1, 1, 3, 2, 1, 0, 0],  // 55
+    [3, 3, 1, 1, 2, 1, 0, 0],  // 56
+    [3, 1, 2, 1, 1, 3, 0, 0],  // 57
+    [3, 1, 2, 3, 1, 1, 0, 0],  // 58
+    [3, 3, 2, 1, 1, 1, 0, 0],  // 59
+    [3, 1, 4, 1, 1, 1, 0, 0],  // 60
+    [2, 2, 1, 4, 1, 1, 0, 0],  // 61
+    [4, 3, 1, 1, 1, 1, 0, 0],  // 62
+    [1, 1, 1, 2, 2, 4, 0, 0],  // 63
+    [1, 1, 1, 4, 2, 2, 0, 0],  // 64
+    [1, 2, 1, 1, 2, 4, 0, 0],  // 65
+    [1, 2, 1, 4, 2, 1, 0, 0],  // 66
+    [1, 4, 1, 1, 2, 2, 0, 0],  // 67
+    [1, 4, 1, 2, 2, 1, 0, 0],  // 68
+    [1, 1, 2, 2, 1, 4, 0, 0],  // 69
+    [1, 1, 2, 4, 1, 2, 0, 0],  // 70
+    [1, 2, 2, 1, 1, 4, 0, 0],  // 71
+    [1, 2, 2, 4, 1, 1, 0, 0],  // 72
+    [1, 4, 2, 1, 1, 2, 0, 0],  // 73
+    [1, 4, 2, 2, 1, 1, 0, 0],  // 74
+    [2, 4, 1, 2, 1, 1, 0, 0],  // 75
+    [2, 2, 1, 1, 1, 4, 0, 0],  // 76
+    [4, 1, 3, 1, 1, 1, 0, 0],  // 77
+    [2, 4, 1, 1, 1, 2, 0, 0],  // 78
+    [1, 3, 4, 1, 1, 1, 0, 0],  // 79
+    [1, 1, 1, 2, 4, 2, 0, 0],  // 80
+    [1, 2, 1, 1, 4, 2, 0, 0],  // 81
+    [1, 2, 1, 2, 4, 1, 0, 0],  // 82
+    [1, 1, 4, 2, 1, 2, 0, 0],  // 83
+    [1, 2, 4, 1, 1, 2, 0, 0],  // 84
+    [1, 2, 4, 2, 1, 1, 0, 0],  // 85
+    [4, 1, 1, 2, 1, 2, 0, 0],  // 86
+    [4, 2, 1, 1, 1, 2, 0, 0],  // 87
+    [4, 2, 1, 2, 1, 1, 0, 0],  // 88
+    [2, 1, 2, 1, 4, 1, 0, 0],  // 89
+    [2, 1, 4, 1, 2, 1, 0, 0],  // 90
+    [4, 1, 2, 1, 2, 1, 0, 0],  // 91
+    [1, 1, 1, 1, 4, 3, 0, 0],  // 92
+    [1, 1, 1, 3, 4, 1, 0, 0],  // 93
+    [1, 3, 1, 1, 4, 1, 0, 0],  // 94
+    [1, 1, 4, 1, 1, 3, 0, 0],  // 95
+    [1, 1, 4, 3, 1, 1, 0, 0],  // 96
+    [4, 1, 1, 1, 1, 3, 0, 0],  // 97
+    [4, 1, 1, 3, 1, 1, 0, 0],  // 98
+    [1, 1, 3, 1, 4, 1, 0, 0],  // 99
+    [1, 1, 4, 1, 3, 1, 0, 0],  // 100
+    [3, 1, 1, 1, 4, 1, 0, 0],  // 101
+    [4, 1, 1, 1, 3, 1, 0, 0],  // 102
+    [2, 1, 1, 4, 1, 2, 0, 0],  // 103
+    [2, 1, 1, 2, 1, 4, 0, 0],  // 104
+    [2, 1, 1, 2, 3, 2, 0, 0],  // 105
+    [2, 3, 3, 1, 1, 1, 2, 0]   // 106
+]
+

src/lib/qrcode/code.js

+var QR = (function () {
+
+  // alignment pattern
+  var adelta = [
+    0, 11, 15, 19, 23, 27, 31, // force 1 pat
+    16, 18, 20, 22, 24, 26, 28, 20, 22, 24, 24, 26, 28, 28, 22, 24, 24,
+    26, 26, 28, 28, 24, 24, 26, 26, 26, 28, 28, 24, 26, 26, 26, 28, 28
+    ];
+
+  // version block
+  var vpat = [
+      0xc94, 0x5bc, 0xa99, 0x4d3, 0xbf6, 0x762, 0x847, 0x60d,
+      0x928, 0xb78, 0x45d, 0xa17, 0x532, 0x9a6, 0x683, 0x8c9,
+      0x7ec, 0xec4, 0x1e1, 0xfab, 0x08e, 0xc1a, 0x33f, 0xd75,
+      0x250, 0x9d5, 0x6f0, 0x8ba, 0x79f, 0xb0b, 0x42e, 0xa64,
+      0x541, 0xc69
+  ];
+
+  // final format bits with mask: level << 3 | mask
+  var fmtword = [
+      0x77c4, 0x72f3, 0x7daa, 0x789d, 0x662f, 0x6318, 0x6c41, 0x6976,    //L
+      0x5412, 0x5125, 0x5e7c, 0x5b4b, 0x45f9, 0x40ce, 0x4f97, 0x4aa0,    //M
+      0x355f, 0x3068, 0x3f31, 0x3a06, 0x24b4, 0x2183, 0x2eda, 0x2bed,    //Q
+      0x1689, 0x13be, 0x1ce7, 0x19d0, 0x0762, 0x0255, 0x0d0c, 0x083b    //H
+  ];
+
+  // 4 per version: number of blocks 1,2; data width; ecc width
+  var eccblocks = [
+      1, 0, 19, 7, 1, 0, 16, 10, 1, 0, 13, 13, 1, 0, 9, 17,
+      1, 0, 34, 10, 1, 0, 28, 16, 1, 0, 22, 22, 1, 0, 16, 28,
+      1, 0, 55, 15, 1, 0, 44, 26, 2, 0, 17, 18, 2, 0, 13, 22,
+      1, 0, 80, 20, 2, 0, 32, 18, 2, 0, 24, 26, 4, 0, 9, 16,
+      1, 0, 108, 26, 2, 0, 43, 24, 2, 2, 15, 18, 2, 2, 11, 22,
+      2, 0, 68, 18, 4, 0, 27, 16, 4, 0, 19, 24, 4, 0, 15, 28,
+      2, 0, 78, 20, 4, 0, 31, 18, 2, 4, 14, 18, 4, 1, 13, 26,
+      2, 0, 97, 24, 2, 2, 38, 22, 4, 2, 18, 22, 4, 2, 14, 26,
+      2, 0, 116, 30, 3, 2, 36, 22, 4, 4, 16, 20, 4, 4, 12, 24,
+      2, 2, 68, 18, 4, 1, 43, 26, 6, 2, 19, 24, 6, 2, 15, 28,
+      4, 0, 81, 20, 1, 4, 50, 30, 4, 4, 22, 28, 3, 8, 12, 24,
+      2, 2, 92, 24, 6, 2, 36, 22, 4, 6, 20, 26, 7, 4, 14, 28,
+      4, 0, 107, 26, 8, 1, 37, 22, 8, 4, 20, 24, 12, 4, 11, 22,
+      3, 1, 115, 30, 4, 5, 40, 24, 11, 5, 16, 20, 11, 5, 12, 24,
+      5, 1, 87, 22, 5, 5, 41, 24, 5, 7, 24, 30, 11, 7, 12, 24,
+      5, 1, 98, 24, 7, 3, 45, 28, 15, 2, 19, 24, 3, 13, 15, 30,
+      1, 5, 107, 28, 10, 1, 46, 28, 1, 15, 22, 28, 2, 17, 14, 28,
+      5, 1, 120, 30, 9, 4, 43, 26, 17, 1, 22, 28, 2, 19, 14, 28,
+      3, 4, 113, 28, 3, 11, 44, 26, 17, 4, 21, 26, 9, 16, 13, 26,
+      3, 5, 107, 28, 3, 13, 41, 26, 15, 5, 24, 30, 15, 10, 15, 28,
+      4, 4, 116, 28, 17, 0, 42, 26, 17, 6, 22, 28, 19, 6, 16, 30,
+      2, 7, 111, 28, 17, 0, 46, 28, 7, 16, 24, 30, 34, 0, 13, 24,
+      4, 5, 121, 30, 4, 14, 47, 28, 11, 14, 24, 30, 16, 14, 15, 30,
+      6, 4, 117, 30, 6, 14, 45, 28, 11, 16, 24, 30, 30, 2, 16, 30,
+      8, 4, 106, 26, 8, 13, 47, 28, 7, 22, 24, 30, 22, 13, 15, 30,
+      10, 2, 114, 28, 19, 4, 46, 28, 28, 6, 22, 28, 33, 4, 16, 30,
+      8, 4, 122, 30, 22, 3, 45, 28, 8, 26, 23, 30, 12, 28, 15, 30,
+      3, 10, 117, 30, 3, 23, 45, 28, 4, 31, 24, 30, 11, 31, 15, 30,
+      7, 7, 116, 30, 21, 7, 45, 28, 1, 37, 23, 30, 19, 26, 15, 30,
+      5, 10, 115, 30, 19, 10, 47, 28, 15, 25, 24, 30, 23, 25, 15, 30,
+      13, 3, 115, 30, 2, 29, 46, 28, 42, 1, 24, 30, 23, 28, 15, 30,
+      17, 0, 115, 30, 10, 23, 46, 28, 10, 35, 24, 30, 19, 35, 15, 30,
+      17, 1, 115, 30, 14, 21, 46, 28, 29, 19, 24, 30, 11, 46, 15, 30,
+      13, 6, 115, 30, 14, 23, 46, 28, 44, 7, 24, 30, 59, 1, 16, 30,
+      12, 7, 121, 30, 12, 26, 47, 28, 39, 14, 24, 30, 22, 41, 15, 30,
+      6, 14, 121, 30, 6, 34, 47, 28, 46, 10, 24, 30, 2, 64, 15, 30,
+      17, 4, 122, 30, 29, 14, 46, 28, 49, 10, 24, 30, 24, 46, 15, 30,
+      4, 18, 122, 30, 13, 32, 46, 28, 48, 14, 24, 30, 42, 32, 15, 30,
+      20, 4, 117, 30, 40, 7, 47, 28, 43, 22, 24, 30, 10, 67, 15, 30,
+      19, 6, 118, 30, 18, 31, 47, 28, 34, 34, 24, 30, 20, 61, 15, 30
+  ];
+
+  // Galois field log table
+  var glog = [
+      0xff, 0x00, 0x01, 0x19, 0x02, 0x32, 0x1a, 0xc6, 0x03, 0xdf, 0x33, 0xee, 0x1b, 0x68, 0xc7, 0x4b,
+      0x04, 0x64, 0xe0, 0x0e, 0x34, 0x8d, 0xef, 0x81, 0x1c, 0xc1, 0x69, 0xf8, 0xc8, 0x08, 0x4c, 0x71,
+      0x05, 0x8a, 0x65, 0x2f, 0xe1, 0x24, 0x0f, 0x21, 0x35, 0x93, 0x8e, 0xda, 0xf0, 0x12, 0x82, 0x45,
+      0x1d, 0xb5, 0xc2, 0x7d, 0x6a, 0x27, 0xf9, 0xb9, 0xc9, 0x9a, 0x09, 0x78, 0x4d, 0xe4, 0x72, 0xa6,
+      0x06, 0xbf, 0x8b, 0x62, 0x66, 0xdd, 0x30, 0xfd, 0xe2, 0x98, 0x25, 0xb3, 0x10, 0x91, 0x22, 0x88,
+      0x36, 0xd0, 0x94, 0xce, 0x8f, 0x96, 0xdb, 0xbd, 0xf1, 0xd2, 0x13, 0x5c, 0x83, 0x38, 0x46, 0x40,
+      0x1e, 0x42, 0xb6, 0xa3, 0xc3, 0x48, 0x7e, 0x6e, 0x6b, 0x3a, 0x28, 0x54, 0xfa, 0x85, 0xba, 0x3d,
+      0xca, 0x5e, 0x9b, 0x9f, 0x0a, 0x15, 0x79, 0x2b, 0x4e, 0xd4, 0xe5, 0xac, 0x73, 0xf3, 0xa7, 0x57,
+      0x07, 0x70, 0xc0, 0xf7, 0x8c, 0x80, 0x63, 0x0d, 0x67, 0x4a, 0xde, 0xed, 0x31, 0xc5, 0xfe, 0x18,
+      0xe3, 0xa5, 0x99, 0x77, 0x26, 0xb8, 0xb4, 0x7c, 0x11, 0x44, 0x92, 0xd9, 0x23, 0x20, 0x89, 0x2e,
+      0x37, 0x3f, 0xd1, 0x5b, 0x95, 0xbc, 0xcf, 0xcd, 0x90, 0x87, 0x97, 0xb2, 0xdc, 0xfc, 0xbe, 0x61,
+      0xf2, 0x56, 0xd3, 0xab, 0x14, 0x2a, 0x5d, 0x9e, 0x84, 0x3c, 0x39, 0x53, 0x47, 0x6d, 0x41, 0xa2,
+      0x1f, 0x2d, 0x43, 0xd8, 0xb7, 0x7b, 0xa4, 0x76, 0xc4, 0x17, 0x49, 0xec, 0x7f, 0x0c, 0x6f, 0xf6,
+      0x6c, 0xa1, 0x3b, 0x52, 0x29, 0x9d, 0x55, 0xaa, 0xfb, 0x60, 0x86, 0xb1, 0xbb, 0xcc, 0x3e, 0x5a,
+      0xcb, 0x59, 0x5f, 0xb0, 0x9c, 0xa9, 0xa0, 0x51, 0x0b, 0xf5, 0x16, 0xeb, 0x7a, 0x75, 0x2c, 0xd7,
+      0x4f, 0xae, 0xd5, 0xe9, 0xe6, 0xe7, 0xad, 0xe8, 0x74, 0xd6, 0xf4, 0xea, 0xa8, 0x50, 0x58, 0xaf
+  ];
+
+  // Galios field exponent table
+  var gexp = [
+      0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1d, 0x3a, 0x74, 0xe8, 0xcd, 0x87, 0x13, 0x26,
+      0x4c, 0x98, 0x2d, 0x5a, 0xb4, 0x75, 0xea, 0xc9, 0x8f, 0x03, 0x06, 0x0c, 0x18, 0x30, 0x60, 0xc0,
+      0x9d, 0x27, 0x4e, 0x9c, 0x25, 0x4a, 0x94, 0x35, 0x6a, 0xd4, 0xb5, 0x77, 0xee, 0xc1, 0x9f, 0x23,
+      0x46, 0x8c, 0x05, 0x0a, 0x14, 0x28, 0x50, 0xa0, 0x5d, 0xba, 0x69, 0xd2, 0xb9, 0x6f, 0xde, 0xa1,
+      0x5f, 0xbe, 0x61, 0xc2, 0x99, 0x2f, 0x5e, 0xbc, 0x65, 0xca, 0x89, 0x0f, 0x1e, 0x3c, 0x78, 0xf0,
+      0xfd, 0xe7, 0xd3, 0xbb, 0x6b, 0xd6, 0xb1, 0x7f, 0xfe, 0xe1, 0xdf, 0xa3, 0x5b, 0xb6, 0x71, 0xe2,
+      0xd9, 0xaf, 0x43, 0x86, 0x11, 0x22, 0x44, 0x88, 0x0d, 0x1a, 0x34, 0x68, 0xd0, 0xbd, 0x67, 0xce,
+      0x81, 0x1f, 0x3e, 0x7c, 0xf8, 0xed, 0xc7, 0x93, 0x3b, 0x76, 0xec, 0xc5, 0x97, 0x33, 0x66, 0xcc,
+      0x85, 0x17, 0x2e, 0x5c, 0xb8, 0x6d, 0xda, 0xa9, 0x4f, 0x9e, 0x21, 0x42, 0x84, 0x15, 0x2a, 0x54,
+      0xa8, 0x4d, 0x9a, 0x29, 0x52, 0xa4, 0x55, 0xaa, 0x49, 0x92, 0x39, 0x72, 0xe4, 0xd5, 0xb7, 0x73,
+      0xe6, 0xd1, 0xbf, 0x63, 0xc6, 0x91, 0x3f, 0x7e, 0xfc, 0xe5, 0xd7, 0xb3, 0x7b, 0xf6, 0xf1, 0xff,
+      0xe3, 0xdb, 0xab, 0x4b, 0x96, 0x31, 0x62, 0xc4, 0x95, 0x37, 0x6e, 0xdc, 0xa5, 0x57, 0xae, 0x41,
+      0x82, 0x19, 0x32, 0x64, 0xc8, 0x8d, 0x07, 0x0e, 0x1c, 0x38, 0x70, 0xe0, 0xdd, 0xa7, 0x53, 0xa6,
+      0x51, 0xa2, 0x59, 0xb2, 0x79, 0xf2, 0xf9, 0xef, 0xc3, 0x9b, 0x2b, 0x56, 0xac, 0x45, 0x8a, 0x09,
+      0x12, 0x24, 0x48, 0x90, 0x3d, 0x7a, 0xf4, 0xf5, 0xf7, 0xf3, 0xfb, 0xeb, 0xcb, 0x8b, 0x0b, 0x16,
+      0x2c, 0x58, 0xb0, 0x7d, 0xfa, 0xe9, 0xcf, 0x83, 0x1b, 0x36, 0x6c, 0xd8, 0xad, 0x47, 0x8e, 0x00
+  ];
+
+  // Working buffers:
+  // data input and ecc append, image working buffer, fixed part of image, run lengths for badness
+  var strinbuf=[], eccbuf=[], qrframe=[], framask=[], rlens=[];
+  // Control values - width is based on version, last 4 are from table.
+  var version, width, neccblk1, neccblk2, datablkw, eccblkwid;
+  var ecclevel = 2;
+  // set bit to indicate cell in qrframe is immutable.  symmetric around diagonal
+  function setmask(x, y)
+  {
+      var bt;
+      if (x > y) {
+          bt = x;
+          x = y;
+          y = bt;
+      }
+      // y*y = 1+3+5...
+      bt = y;
+      bt *= y;
+      bt += y;
+      bt >>= 1;
+      bt += x;
+      framask[bt] = 1;
+  }
+
+  // enter alignment pattern - black to qrframe, white to mask (later black frame merged to mask)
+  function putalign(x, y)
+  {
+      var j;
+
+      qrframe[x + width * y] = 1;
+      for (j = -2; j < 2; j++) {
+          qrframe[(x + j) + width * (y - 2)] = 1;
+          qrframe[(x - 2) + width * (y + j + 1)] = 1;
+          qrframe[(x + 2) + width * (y + j)] = 1;
+          qrframe[(x + j + 1) + width * (y + 2)] = 1;
+      }
+      for (j = 0; j < 2; j++) {
+          setmask(x - 1, y + j);
+          setmask(x + 1, y - j);
+          setmask(x - j, y - 1);
+          setmask(x + j, y + 1);
+      }
+  }
+
+  //========================================================================
+  // Reed Solomon error correction
+  // exponentiation mod N
+  function modnn(x)
+  {
+      while (x >= 255) {
+          x -= 255;
+          x = (x >> 8) + (x & 255);
+      }
+      return x;
+  }
+
+  var genpoly = [];
+
+  // Calculate and append ECC data to data block.  Block is in strinbuf, indexes to buffers given.
+  function appendrs(data, dlen, ecbuf, eclen)
+  {
+      var i, j, fb;
+
+      for (i = 0; i < eclen; i++)
+          strinbuf[ecbuf + i] = 0;
+      for (i = 0; i < dlen; i++) {
+          fb = glog[strinbuf[data + i] ^ strinbuf[ecbuf]];
+          if (fb != 255)     /* fb term is non-zero */
+              for (j = 1; j < eclen; j++)
+                  strinbuf[ecbuf + j - 1] = strinbuf[ecbuf + j] ^ gexp[modnn(fb + genpoly[eclen - j])];
+          else
+              for( j = ecbuf ; j < ecbuf + eclen; j++ )
+                  strinbuf[j] = strinbuf[j + 1];
+          strinbuf[ ecbuf + eclen - 1] = fb == 255 ? 0 : gexp[modnn(fb + genpoly[0])];
+      }
+  }
+
+  //========================================================================
+  // Frame data insert following the path rules
+
+  // check mask - since symmetrical use half.
+  function ismasked(x, y)
+  {
+      var bt;
+      if (x > y) {
+          bt = x;
+          x = y;
+          y = bt;
+      }
+      bt = y;
+      bt += y * y;
+      bt >>= 1;
+      bt += x;
+      return framask[bt];
+  }
+
+  //========================================================================
+  //  Apply the selected mask out of the 8.
+  function  applymask(m)
+  {
+      var x, y, r3x, r3y;
+
+      switch (m) {
+      case 0:
+          for (y = 0; y < width; y++)
+              for (x = 0; x < width; x++)
+                  if (!((x + y) & 1) && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+          break;
+      case 1:
+          for (y = 0; y < width; y++)
+              for (x = 0; x < width; x++)
+                  if (!(y & 1) && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+          break;
+      case 2:
+          for (y = 0; y < width; y++)
+              for (r3x = 0, x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3)
+                      r3x = 0;
+                  if (!r3x && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          break;
+      case 3:
+          for (r3y = 0, y = 0; y < width; y++, r3y++) {
+              if (r3y == 3)
+                  r3y = 0;
+              for (r3x = r3y, x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3)
+                      r3x = 0;
+                  if (!r3x && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          }
+          break;
+      case 4:
+          for (y = 0; y < width; y++)
+              for (r3x = 0, r3y = ((y >> 1) & 1), x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3) {
+                      r3x = 0;
+                      r3y = !r3y;
+                  }
+                  if (!r3y && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          break;
+      case 5:
+          for (r3y = 0, y = 0; y < width; y++, r3y++) {
+              if (r3y == 3)
+                  r3y = 0;
+              for (r3x = 0, x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3)
+                      r3x = 0;
+                  if (!((x & y & 1) + !(!r3x | !r3y)) && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          }
+          break;
+      case 6:
+          for (r3y = 0, y = 0; y < width; y++, r3y++) {
+              if (r3y == 3)
+                  r3y = 0;
+              for (r3x = 0, x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3)
+                      r3x = 0;
+                  if (!(((x & y & 1) + (r3x && (r3x == r3y))) & 1) && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          }
+          break;
+      case 7:
+          for (r3y = 0, y = 0; y < width; y++, r3y++) {
+              if (r3y == 3)
+                  r3y = 0;
+              for (r3x = 0, x = 0; x < width; x++, r3x++) {
+                  if (r3x == 3)
+                      r3x = 0;
+                  if (!(((r3x && (r3x == r3y)) + ((x + y) & 1)) & 1) && !ismasked(x, y))
+                      qrframe[x + y * width] ^= 1;
+              }
+          }
+          break;
+      }
+      return;
+  }
+
+  // Badness coefficients.
+  var N1 = 3, N2 = 3, N3 = 40, N4 = 10;
+
+  // Using the table of the length of each run, calculate the amount of bad image
+  // - long runs or those that look like finders; called twice, once each for X and Y
+  function badruns(length)
+  {
+      var i;
+      var runsbad = 0;
+      for (i = 0; i <= length; i++)
+          if (rlens[i] >= 5)
+              runsbad += N1 + rlens[i] - 5;
+      // BwBBBwB as in finder
+      for (i = 3; i < length - 1; i += 2)
+          if (rlens[i - 2] == rlens[i + 2]
+              && rlens[i + 2] == rlens[i - 1]
+              && rlens[i - 1] == rlens[i + 1]
+              && rlens[i - 1] * 3 == rlens[i]
+              // white around the black pattern? Not part of spec
+              && (rlens[i - 3] == 0 // beginning
+                  || i + 3 > length  // end
+                  || rlens[i - 3] * 3 >= rlens[i] * 4 || rlens[i + 3] * 3 >= rlens[i] * 4)
+             )
+              runsbad += N3;
+      return runsbad;
+  }
+
+  // Calculate how bad the masked image is - blocks, imbalance, runs, or finders.
+  function badcheck()
+  {
+      var x, y, h, b, b1;
+      var thisbad = 0;
+      var bw = 0;
+
+      // blocks of same color.
+      for (y = 0; y < width - 1; y++)
+          for (x = 0; x < width - 1; x++)
+              if ((qrframe[x + width * y] && qrframe[(x + 1) + width * y]
+                   && qrframe[x + width * (y + 1)] && qrframe[(x + 1) + width * (y + 1)]) // all black
+                  || !(qrframe[x + width * y] || qrframe[(x + 1) + width * y]
+                       || qrframe[x + width * (y + 1)] || qrframe[(x + 1) + width * (y + 1)])) // all white
+                  thisbad += N2;
+
+      // X runs
+      for (y = 0; y < width; y++) {
+          rlens[0] = 0;
+          for (h = b = x = 0; x < width; x++) {
+              if ((b1 = qrframe[x + width * y]) == b)
+                  rlens[h]++;
+              else
+                  rlens[++h] = 1;
+              b = b1;
+              bw += b ? 1 : -1;
+          }
+          thisbad += badruns(h);
+      }
+
+      // black/white imbalance
+      if (bw < 0)
+          bw = -bw;
+
+      var big = bw;
+      var count = 0;
+      big += big << 2;
+      big <<= 1;
+      while (big > width * width)
+          big -= width * width, count++;
+      thisbad += count * N4;
+
+      // Y runs
+      for (x = 0; x < width; x++) {
+          rlens[0] = 0;
+          for (h = b = y = 0; y < width; y++) {
+              if ((b1 = qrframe[x + width * y]) == b)
+                  rlens[h]++;
+              else
+                  rlens[++h] = 1;
+              b = b1;
+          }
+          thisbad += badruns(h);
+      }
+      return thisbad;
+  }
+
+  function genframe(instring)
+  {
+      var x, y, k, t, v, i, j, m;
+
+  // find the smallest version that fits the string
+      t = instring.length;
+      version = 0;
+      do {
+          version++;
+          k = (ecclevel - 1) * 4 + (version - 1) * 16;
+          neccblk1 = eccblocks[k++];
+          neccblk2 = eccblocks[k++];
+          datablkw = eccblocks[k++];
+          eccblkwid = eccblocks[k];
+          k = datablkw * (neccblk1 + neccblk2) + neccblk2 - 3 + (version <= 9);
+          if (t <= k)
+              break;
+      } while (version < 40);
+
+  // FIXME - insure that it fits insted of being truncated
+      width = 17 + 4 * version;
+
+  // allocate, clear and setup data structures
+      v = datablkw + (datablkw + eccblkwid) * (neccblk1 + neccblk2) + neccblk2;
+      for( t = 0; t < v; t++ )
+          eccbuf[t] = 0;
+      strinbuf = instring.slice(0);
+
+      for( t = 0; t < width * width; t++ )
+          qrframe[t] = 0;
+
+      for( t = 0 ; t < (width * (width + 1) + 1) / 2; t++)
+          framask[t] = 0;
+
+  // insert finders - black to frame, white to mask
+      for (t = 0; t < 3; t++) {
+          k = 0;
+          y = 0;
+          if (t == 1)
+              k = (width - 7);
+          if (t == 2)
+              y = (width - 7);
+          qrframe[(y + 3) + width * (k + 3)] = 1;
+          for (x = 0; x < 6; x++) {
+              qrframe[(y + x) + width * k] = 1;
+              qrframe[y + width * (k + x + 1)] = 1;
+              qrframe[(y + 6) + width * (k + x)] = 1;
+              qrframe[(y + x + 1) + width * (k + 6)] = 1;
+          }
+          for (x = 1; x < 5; x++) {
+              setmask(y + x, k + 1);
+              setmask(y + 1, k + x + 1);
+              setmask(y + 5, k + x);
+              setmask(y + x + 1, k + 5);
+          }
+          for (x = 2; x < 4; x++) {
+              qrframe[(y + x) + width * (k + 2)] = 1;
+              qrframe[(y + 2) + width * (k + x + 1)] = 1;
+              qrframe[(y + 4) + width * (k + x)] = 1;
+              qrframe[(y + x + 1) + width * (k + 4)] = 1;
+          }
+      }
+
+  // alignment blocks
+      if (version > 1) {
+          t = adelta[version];
+          y = width - 7;
+          for (;;) {
+              x = width - 7;
+              while (x > t - 3) {
+                  putalign(x, y);
+                  if (x < t)
+                      break;
+                  x -= t;
+              }
+              if (y <= t + 9)
+                  break;
+              y -= t;
+              putalign(6, y);
+              putalign(y, 6);
+          }
+      }
+
+  // single black
+      qrframe[8 + width * (width - 8)] = 1;
+
+  // timing gap - mask only
+      for (y = 0; y < 7; y++) {
+          setmask(7, y);
+          setmask(width - 8, y);
+          setmask(7, y + width - 7);
+      }
+      for (x = 0; x < 8; x++) {
+          setmask(x, 7);
+          setmask(x + width - 8, 7);
+          setmask(x, width - 8);
+      }
+
+  // reserve mask-format area
+      for (x = 0; x < 9; x++)
+          setmask(x, 8);
+      for (x = 0; x < 8; x++) {
+          setmask(x + width - 8, 8);
+          setmask(8, x);
+      }
+      for (y = 0; y < 7; y++)
+          setmask(8, y + width - 7);
+
+  // timing row/col
+      for (x = 0; x < width - 14; x++)
+          if (x & 1) {
+              setmask(8 + x, 6);
+              setmask(6, 8 + x);
+          }
+          else {
+              qrframe[(8 + x) + width * 6] = 1;
+              qrframe[6 + width * (8 + x)] = 1;
+          }
+
+  // version block
+      if (version > 6) {
+          t = vpat[version - 7];
+          k = 17;
+          for (x = 0; x < 6; x++)
+              for (y = 0; y < 3; y++, k--)
+                  if (1 & (k > 11 ? version >> (k - 12) : t >> k)) {
+                      qrframe[(5 - x) + width * (2 - y + width - 11)] = 1;
+                      qrframe[(2 - y + width - 11) + width * (5 - x)] = 1;
+                  }
+          else {
+              setmask(5 - x, 2 - y + width - 11);
+              setmask(2 - y + width - 11, 5 - x);
+          }
+      }
+
+  // sync mask bits - only set above for white spaces, so add in black bits
+      for (y = 0; y < width; y++)
+          for (x = 0; x <= y; x++)
+              if (qrframe[x + width * y])
+                  setmask(x, y);
+
+  // convert string to bitstream
+  // 8 bit data to QR-coded 8 bit data (numeric or alphanum, or kanji not supported)
+      v = strinbuf.length;
+
+  // string to array
+      for( i = 0 ; i < v; i++ )
+          eccbuf[i] = strinbuf.charCodeAt(i);
+      strinbuf = eccbuf.slice(0);
+
+  // calculate max string length
+      x = datablkw * (neccblk1 + neccblk2) + neccblk2;
+      if (v >= x - 2) {
+          v = x - 2;
+          if (version > 9)
+              v--;
+      }
+
+  // shift and repack to insert length prefix
+      i = v;
+      if (version > 9) {
+          strinbuf[i + 2] = 0;
+          strinbuf[i + 3] = 0;
+          while (i--) {
+              t = strinbuf[i];
+              strinbuf[i + 3] |= 255 & (t << 4);
+              strinbuf[i + 2] = t >> 4;
+          }
+          strinbuf[2] |= 255 & (v << 4);
+          strinbuf[1] = v >> 4;
+          strinbuf[0] = 0x40 | (v >> 12);
+      }
+      else {
+          strinbuf[i + 1] = 0;
+          strinbuf[i + 2] = 0;
+          while (i--) {
+              t = strinbuf[i];
+              strinbuf[i + 2] |= 255 & (t << 4);
+              strinbuf[i + 1] = t >> 4;
+          }
+          strinbuf[1] |= 255 & (v << 4);
+          strinbuf[0] = 0x40 | (v >> 4);
+      }
+  // fill to end with pad pattern
+      i = v + 3 - (version < 10);
+      while (i < x) {
+          strinbuf[i++] = 0xec;
+          // buffer has room    if (i == x)      break;
+          strinbuf[i++] = 0x11;
+      }
+
+  // calculate and append ECC
+
+  // calculate generator polynomial
+      genpoly[0] = 1;
+      for (i = 0; i < eccblkwid; i++) {
+          genpoly[i + 1] = 1;
+          for (j = i; j > 0; j--)
+              genpoly[j] = genpoly[j]
+              ? genpoly[j - 1] ^ gexp[modnn(glog[genpoly[j]] + i)] : genpoly[j - 1];
+          genpoly[0] = gexp[modnn(glog[genpoly[0]] + i)];
+      }
+      for (i = 0; i <= eccblkwid; i++)
+          genpoly[i] = glog[genpoly[i]]; // use logs for genpoly[] to save calc step
+
+  // append ecc to data buffer
+      k = x;
+      y = 0;
+      for (i = 0; i < neccblk1; i++) {
+          appendrs(y, datablkw, k, eccblkwid);
+          y += datablkw;
+          k += eccblkwid;
+      }
+      for (i = 0; i < neccblk2; i++) {
+          appendrs(y, datablkw + 1, k, eccblkwid);
+          y += datablkw + 1;
+          k += eccblkwid;
+      }
+  // interleave blocks
+      y = 0;
+      for (i = 0; i < datablkw; i++) {
+          for (j = 0; j < neccblk1; j++)
+              eccbuf[y++] = strinbuf[i + j * datablkw];
+          for (j = 0; j < neccblk2; j++)
+              eccbuf[y++] = strinbuf[(neccblk1 * datablkw) + i + (j * (datablkw + 1))];
+      }
+      for (j = 0; j < neccblk2; j++)
+          eccbuf[y++] = strinbuf[(neccblk1 * datablkw) + i + (j * (datablkw + 1))];
+      for (i = 0; i < eccblkwid; i++)
+          for (j = 0; j < neccblk1 + neccblk2; j++)
+              eccbuf[y++] = strinbuf[x + i + j * eccblkwid];
+      strinbuf = eccbuf;
+
+  // pack bits into frame avoiding masked area.
+      x = y = width - 1;
+      k = v = 1;         // up, minus
+      /* inteleaved data and ecc codes */
+      m = (datablkw + eccblkwid) * (neccblk1 + neccblk2) + neccblk2;
+      for (i = 0; i < m; i++) {
+          t = strinbuf[i];
+          for (j = 0; j < 8; j++, t <<= 1) {
+              if (0x80 & t)
+                  qrframe[x + width * y] = 1;
+              do {        // find next fill position
+                  if (v)
+                      x--;
+                  else {
+                      x++;
+                      if (k) {
+                          if (y != 0)
+                              y--;
+                          else {
+                              x -= 2;
+                              k = !k;
+                              if (x == 6) {
+                                  x--;
+                                  y = 9;
+                              }
+                          }
+                      }
+                      else {
+                          if (y != width - 1)
+                              y++;
+                          else {
+                              x -= 2;
+                              k = !k;
+                              if (x == 6) {
+                                  x--;
+                                  y -= 8;
+                              }
+                          }
+                      }
+                  }
+                  v = !v;
+              } while (ismasked(x, y));
+          }
+      }
+
+  // save pre-mask copy of frame
+      strinbuf = qrframe.slice(0);
+      t = 0;           // best
+      y = 30000;         // demerit
+  // for instead of while since in original arduino code
+  // if an early mask was "good enough" it wouldn't try for a better one
+  // since they get more complex and take longer.
+      for (k = 0; k < 8; k++) {
+          applymask(k);      // returns black-white imbalance
+          x = badcheck();
+          if (x < y) { // current mask better than previous best?
+              y = x;
+              t = k;
+          }
+          if (t == 7)
+              break;       // don't increment i to a void redoing mask
+          qrframe = strinbuf.slice(0); // reset for next pass
+      }
+      if (t != k)         // redo best mask - none good enough, last wasn't t
+          applymask(t);
+
+  // add in final mask/ecclevel bytes
+      y = fmtword[t + ((ecclevel - 1) << 3)];
+      // low byte
+      for (k = 0; k < 8; k++, y >>= 1)
+          if (y & 1) {
+              qrframe[(width - 1 - k) + width * 8] = 1;
+              if (k < 6)
+                  qrframe[8 + width * k] = 1;
+              else
+                  qrframe[8 + width * (k + 1)] = 1;
+          }
+      // high byte
+      for (k = 0; k < 7; k++, y >>= 1)
+          if (y & 1) {
+              qrframe[8 + width * (width - 7 + k)] = 1;
+              if (k)
+                  qrframe[(6 - k) + width * 8] = 1;
+              else
+                  qrframe[7 + width * 8] = 1;
+          }
+
+  // return image
+      return qrframe;
+  }
+
+  var _canvas = null,
+      _size = null;
+
+  var api = {
+
+      get ecclevel () {
+          return ecclevel;
+      },
+
+      set ecclevel (val) {
+          ecclevel = val;
+      },
+
+      get size () {
+          return _size;
+      },
+
+      set size (val) {
+          _size = val
+      },
+
+      get canvas () {
+          return _canvas;
+      },
+
+      set canvas (el) {
+          _canvas = el;
+      },
+
+      getFrame: function (string) {
+          return genframe(string);
+      },
+
+      draw: function (string, canvas, size, ecc) {
+
+          ecclevel = ecc || ecclevel;
+          canvas = canvas || _canvas;
+
+          if (!canvas) {
+              console.warn('No canvas provided to draw QR code in!')
+              return;
+          }
+
+          size = size || _size || Math.min(canvas.width, canvas.height);
+
+          var frame = genframe(string),
+              ctx = canvas.ctx,
+              px = Math.round(size / (width + 8));
+
+          var roundedSize = px * (width + 8),
+              offset = Math.floor((size - roundedSize) / 2);
+
+          size = roundedSize;
+
+          ctx.clearRect(0, 0, canvas.width, canvas.height);
+          ctx.setFillStyle('#000000');
+
+          for (var i = 0; i < width; i++) {
+              for (var j = 0; j < width; j++) {
+                  if (frame[j * width + i]) {
+                      ctx.fillRect(px * (4 + i) + offset, px * (4 + j) + offset, px, px);
+                  }
+              }
+          }
+          ctx.draw();
+      }
+  }
+
+  module.exports = {
+      api: api
+  }
+
+})()

src/lib/qrcode/index.js

+import Taro from '@tarojs/taro';
+var barcode = require('./barcode');
+
+// var qrcode = require('./qrcode');
+
+function barc(canvas, code, width, height) {
+	barcode.code128(canvas, code, Taro.convertRpxToPx(width), Taro.convertRpxToPx(height))
+}
+
+// function qrc(id, code, width, height) {
+// 	qrcode.api.draw(code, {
+// 		ctx: wx.createCanvasContext(id),
+// 		width: convert_length(width),
+// 		height: convert_length(height)
+// 	})
+// }
+
+module.exports = {
+	barcode: barc,
+	// qrcode: qrc
+}

src/lib/upng/index.js

+
+;(function(){
+  var UPNG = {};
+
+  var pako = require('./pako.min.js');
+  module.exports = UPNG;
+  (function(UPNG, pako){
+
+  UPNG.toRGBA8 = function(out)
+  {
+    var w = out.width, h = out.height;
+    if(out.tabs.acTL==null) return [UPNG.toRGBA8.decodeImage(out.data, w, h, out).buffer];
+
+    var frms = [];
+    if(out.frames[0].data==null) out.frames[0].data = out.data;
+
+    var img, empty = new Uint8Array(w*h*4);
+    for(var i=0; i<out.frames.length; i++)
+    {
+      var frm = out.frames[i];
+      var fx=frm.rect.x, fy=frm.rect.y, fw = frm.rect.width, fh = frm.rect.height;
+      var fdata = UPNG.toRGBA8.decodeImage(frm.data, fw,fh, out);
+
+      if(i==0) img = fdata;
+      else if(frm.blend  ==0) UPNG._copyTile(fdata, fw, fh, img, w, h, fx, fy, 0);
+      else if(frm.blend  ==1) UPNG._copyTile(fdata, fw, fh, img, w, h, fx, fy, 1);
+
+      frms.push(img.buffer);  img = img.slice(0);
+
+      if     (frm.dispose==0) {}
+      else if(frm.dispose==1) UPNG._copyTile(empty, fw, fh, img, w, h, fx, fy, 0);
+      else if(frm.dispose==2) {
+        var pi = i-1;
+        while(out.frames[pi].dispose==2) pi--;
+        img = new Uint8Array(frms[pi]).slice(0);
+      }
+    }
+    return frms;
+  }
+  UPNG.toRGBA8.decodeImage = function(data, w, h, out)
+  {
+    var area = w*h, bpp = UPNG.decode._getBPP(out);
+    var bpl = Math.ceil(w*bpp/8);	// bytes per line
+
+    var bf = new Uint8Array(area*4), bf32 = new Uint32Array(bf.buffer);
+    var ctype = out.ctype, depth = out.depth;
+    var rs = UPNG._bin.readUshort;
+
+    //console.log(ctype, depth);
+
+    if     (ctype==6) { // RGB + alpha
+      var qarea = area<<2;
+      if(depth== 8) for(var i=0; i<qarea;i++) {  bf[i] = data[i];  /*if((i&3)==3 && data[i]!=0) bf[i]=255;*/ }
+      if(depth==16) for(var i=0; i<qarea;i++) {  bf[i] = data[i<<1];  }
+    }
+    else if(ctype==2) {	// RGB
+      var ts=out.tabs["tRNS"], tr=-1, tg=-1, tb=-1;
+      if(ts) {  tr=ts[0];  tg=ts[1];  tb=ts[2];  }
+      if(depth== 8) for(var i=0; i<area; i++) {  var qi=i<<2, ti=i*3;  bf[qi] = data[ti];  bf[qi+1] = data[ti+1];  bf[qi+2] = data[ti+2];  bf[qi+3] = 255;
+        if(tr!=-1 && data[ti]   ==tr && data[ti+1]   ==tg && data[ti+2]   ==tb) bf[qi+3] = 0;  }
+      if(depth==16) for(var i=0; i<area; i++) {  var qi=i<<2, ti=i*6;  bf[qi] = data[ti];  bf[qi+1] = data[ti+2];  bf[qi+2] = data[ti+4];  bf[qi+3] = 255;
+        if(tr!=-1 && rs(data,ti)==tr && rs(data,ti+2)==tg && rs(data,ti+4)==tb) bf[qi+3] = 0;  }
+    }
+    else if(ctype==3) {	// palette
+      var p=out.tabs["PLTE"], ap=out.tabs["tRNS"], tl=ap?ap.length:0;
+      //console.log(p, ap);
+      if(depth==1) for(var y=0; y<h; y++) {  var s0 = y*bpl, t0 = y*w;
+        for(var i=0; i<w; i++) { var qi=(t0+i)<<2, j=((data[s0+(i>>3)]>>(7-((i&7)<<0)))& 1), cj=3*j;  bf[qi]=p[cj];  bf[qi+1]=p[cj+1];  bf[qi+2]=p[cj+2];  bf[qi+3]=(j<tl)?ap[j]:255;  }
+      }
+      if(depth==2) for(var y=0; y<h; y++) {  var s0 = y*bpl, t0 = y*w;
+        for(var i=0; i<w; i++) { var qi=(t0+i)<<2, j=((data[s0+(i>>2)]>>(6-((i&3)<<1)))& 3), cj=3*j;  bf[qi]=p[cj];  bf[qi+1]=p[cj+1];  bf[qi+2]=p[cj+2];  bf[qi+3]=(j<tl)?ap[j]:255;  }
+      }
+      if(depth==4) for(var y=0; y<h; y++) {  var s0 = y*bpl, t0 = y*w;
+        for(var i=0; i<w; i++) { var qi=(t0+i)<<2, j=((data[s0+(i>>1)]>>(4-((i&1)<<2)))&15), cj=3*j;  bf[qi]=p[cj];  bf[qi+1]=p[cj+1];  bf[qi+2]=p[cj+2];  bf[qi+3]=(j<tl)?ap[j]:255;  }
+      }
+      if(depth==8) for(var i=0; i<area; i++ ) {  var qi=i<<2, j=data[i]                      , cj=3*j;  bf[qi]=p[cj];  bf[qi+1]=p[cj+1];  bf[qi+2]=p[cj+2];  bf[qi+3]=(j<tl)?ap[j]:255;  }
+    }
+    else if(ctype==4) {	// gray + alpha
+      if(depth== 8)  for(var i=0; i<area; i++) {  var qi=i<<2, di=i<<1, gr=data[di];  bf[qi]=gr;  bf[qi+1]=gr;  bf[qi+2]=gr;  bf[qi+3]=data[di+1];  }
+      if(depth==16)  for(var i=0; i<area; i++) {  var qi=i<<2, di=i<<2, gr=data[di];  bf[qi]=gr;  bf[qi+1]=gr;  bf[qi+2]=gr;  bf[qi+3]=data[di+2];  }
+    }
+    else if(ctype==0) {	// gray
+      var tr = out.tabs["tRNS"] ? out.tabs["tRNS"] : -1;
+      if(depth== 1) for(var i=0; i<area; i++) {  var gr=255*((data[i>>3]>>(7 -((i&7)   )))& 1), al=(gr==tr*255)?0:255;  bf32[i]=(al<<24)|(gr<<16)|(gr<<8)|gr;  }
+      if(depth== 2) for(var i=0; i<area; i++) {  var gr= 85*((data[i>>2]>>(6 -((i&3)<<1)))& 3), al=(gr==tr* 85)?0:255;  bf32[i]=(al<<24)|(gr<<16)|(gr<<8)|gr;  }
+      if(depth== 4) for(var i=0; i<area; i++) {  var gr= 17*((data[i>>1]>>(4 -((i&1)<<2)))&15), al=(gr==tr* 17)?0:255;  bf32[i]=(al<<24)|(gr<<16)|(gr<<8)|gr;  }
+      if(depth== 8) for(var i=0; i<area; i++) {  var gr=data[i  ] , al=(gr           ==tr)?0:255;  bf32[i]=(al<<24)|(gr<<16)|(gr<<8)|gr;  }
+      if(depth==16) for(var i=0; i<area; i++) {  var gr=data[i<<1], al=(rs(data,i<<1)==tr)?0:255;  bf32[i]=(al<<24)|(gr<<16)|(gr<<8)|gr;  }
+    }
+    return bf;
+  }
+
+
+
+  UPNG.decode = function(buff)
+  {
+    var data = new Uint8Array(buff), offset = 8, bin = UPNG._bin, rUs = bin.readUshort, rUi = bin.readUint;
+    var out = {tabs:{}, frames:[]};
+    var dd = new Uint8Array(data.length), doff = 0;	 // put all IDAT data into it
+    var fd, foff = 0;	// frames
+
+    var mgck = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+    for(var i=0; i<8; i++) if(data[i]!=mgck[i]) throw "The input is not a PNG file!";
+
+    while(offset<data.length)
+    {
+      var len  = bin.readUint(data, offset);  offset += 4;
+      var type = bin.readASCII(data, offset, 4);  offset += 4;
+      //log(type,len);
+
+      if     (type=="IHDR")  {  UPNG.decode._IHDR(data, offset, out);  }
+      else if(type=="IDAT") {
+        for(var i=0; i<len; i++) dd[doff+i] = data[offset+i];
+        doff += len;
+      }
+      else if(type=="acTL")  {
+        out.tabs[type] = {  num_frames:rUi(data, offset), num_plays:rUi(data, offset+4)  };
+        fd = new Uint8Array(data.length);
+      }
+      else if(type=="fcTL")  {
+        if(foff!=0) {  var fr = out.frames[out.frames.length-1];
+          fr.data = UPNG.decode._decompress(out, fd.slice(0,foff), fr.rect.width, fr.rect.height);  foff=0;
+        }
+        var rct = {x:rUi(data, offset+12),y:rUi(data, offset+16),width:rUi(data, offset+4),height:rUi(data, offset+8)};
+        var del = rUs(data, offset+22);  del = rUs(data, offset+20) / (del==0?100:del);
+        var frm = {rect:rct, delay:Math.round(del*1000), dispose:data[offset+24], blend:data[offset+25]};
+        //console.log(frm);
+        out.frames.push(frm);
+      }
+      else if(type=="fdAT") {
+        for(var i=0; i<len-4; i++) fd[foff+i] = data[offset+i+4];
+        foff += len-4;
+      }
+      else if(type=="pHYs") {
+        out.tabs[type] = [bin.readUint(data, offset), bin.readUint(data, offset+4), data[offset+8]];
+      }
+      else if(type=="cHRM") {
+        out.tabs[type] = [];
+        for(var i=0; i<8; i++) out.tabs[type].push(bin.readUint(data, offset+i*4));
+      }
+      else if(type=="tEXt") {
+        if(out.tabs[type]==null) out.tabs[type] = {};
+        var nz = bin.nextZero(data, offset);
+        var keyw = bin.readASCII(data, offset, nz-offset);
+        var text = bin.readASCII(data, nz+1, offset+len-nz-1);
+        out.tabs[type][keyw] = text;
+      }
+      else if(type=="iTXt") {
+        if(out.tabs[type]==null) out.tabs[type] = {};
+        var nz = 0, off = offset;
+        nz = bin.nextZero(data, off);
+        var keyw = bin.readASCII(data, off, nz-off);  off = nz + 1;
+        var cflag = data[off], cmeth = data[off+1];  off+=2;
+        nz = bin.nextZero(data, off);
+        var ltag = bin.readASCII(data, off, nz-off);  off = nz + 1;
+        nz = bin.nextZero(data, off);
+        var tkeyw = bin.readUTF8(data, off, nz-off);  off = nz + 1;
+        var text  = bin.readUTF8(data, off, len-(off-offset));
+        out.tabs[type][keyw] = text;
+      }
+      else if(type=="PLTE") {
+        out.tabs[type] = bin.readBytes(data, offset, len);
+      }
+      else if(type=="hIST") {
+        var pl = out.tabs["PLTE"].length/3;
+        out.tabs[type] = [];  for(var i=0; i<pl; i++) out.tabs[type].push(rUs(data, offset+i*2));
+      }
+      else if(type=="tRNS") {
+        if     (out.ctype==3) out.tabs[type] = bin.readBytes(data, offset, len);
+        else if(out.ctype==0) out.tabs[type] = rUs(data, offset);
+        else if(out.ctype==2) out.tabs[type] = [ rUs(data,offset),rUs(data,offset+2),rUs(data,offset+4) ];
+        //else console.log("tRNS for unsupported color type",out.ctype, len);
+      }
+      else if(type=="gAMA") out.tabs[type] = bin.readUint(data, offset)/100000;
+      else if(type=="sRGB") out.tabs[type] = data[offset];
+      else if(type=="bKGD")
+      {
+        if     (out.ctype==0 || out.ctype==4) out.tabs[type] = [rUs(data, offset)];
+        else if(out.ctype==2 || out.ctype==6) out.tabs[type] = [rUs(data, offset), rUs(data, offset+2), rUs(data, offset+4)];
+        else if(out.ctype==3) out.tabs[type] = data[offset];
+      }
+      else if(type=="IEND") {
+        if(foff!=0) {  var fr = out.frames[out.frames.length-1];
+          fr.data = UPNG.decode._decompress(out, fd.slice(0,foff), fr.rect.width, fr.rect.height);  foff=0;
+        }
+        out.data = UPNG.decode._decompress(out, dd, out.width, out.height);  break;
+      }
+      //else {  log("unknown chunk type", type, len);  }
+      offset += len;
+      var crc = bin.readUint(data, offset);  offset += 4;
+    }
+    delete out.compress;  delete out.interlace;  delete out.filter;
+    return out;
+  }
+
+  UPNG.decode._decompress = function(out, dd, w, h) {
+    if(out.compress ==0) dd = UPNG.decode._inflate(dd);
+
+    if     (out.interlace==0) dd = UPNG.decode._filterZero(dd, out, 0, w, h);
+    else if(out.interlace==1) dd = UPNG.decode._readInterlace(dd, out);
+    return dd;
+  }
+
+  UPNG.decode._inflate = function(data) {  return pako["inflate"](data);  }
+
+  UPNG.decode._readInterlace = function(data, out)
+  {
+    var w = out.width, h = out.height;
+    var bpp = UPNG.decode._getBPP(out), cbpp = bpp>>3, bpl = Math.ceil(w*bpp/8);
+    var img = new Uint8Array( h * bpl );
+    var di = 0;
+
+    var starting_row  = [ 0, 0, 4, 0, 2, 0, 1 ];
+    var starting_col  = [ 0, 4, 0, 2, 0, 1, 0 ];
+    var row_increment = [ 8, 8, 8, 4, 4, 2, 2 ];
+    var col_increment = [ 8, 8, 4, 4, 2, 2, 1 ];
+
+    var pass=0;
+    while(pass<7)
+    {
+      var ri = row_increment[pass], ci = col_increment[pass];
+      var sw = 0, sh = 0;
+      var cr = starting_row[pass];  while(cr<h) {  cr+=ri;  sh++;  }
+      var cc = starting_col[pass];  while(cc<w) {  cc+=ci;  sw++;  }
+      var bpll = Math.ceil(sw*bpp/8);
+      UPNG.decode._filterZero(data, out, di, sw, sh);
+
+      var y=0, row = starting_row[pass];
+      while(row<h)
+      {
+        var col = starting_col[pass];
+        var cdi = (di+y*bpll)<<3;
+
+        while(col<w)
+        {
+          if(bpp==1) {
+            var val = data[cdi>>3];  val = (val>>(7-(cdi&7)))&1;
+            img[row*bpl + (col>>3)] |= (val << (7-((col&3)<<0)));
+          }
+          if(bpp==2) {
+            var val = data[cdi>>3];  val = (val>>(6-(cdi&7)))&3;
+            img[row*bpl + (col>>2)] |= (val << (6-((col&3)<<1)));
+          }
+          if(bpp==4) {
+            var val = data[cdi>>3];  val = (val>>(4-(cdi&7)))&15;
+            img[row*bpl + (col>>1)] |= (val << (4-((col&1)<<2)));
+          }
+          if(bpp>=8) {
+            var ii = row*bpl+col*cbpp;
+            for(var j=0; j<cbpp; j++) img[ii+j] = data[(cdi>>3)+j];
+          }
+          cdi+=bpp;  col+=ci;
+        }
+        y++;  row += ri;
+      }
+      if(sw*sh!=0) di += sh * (1 + bpll);
+      pass = pass + 1;
+    }
+    return img;
+  }
+
+  UPNG.decode._getBPP = function(out) {
+    var noc = [1,null,3,1,2,null,4][out.ctype];
+    return noc * out.depth;
+  }
+
+  UPNG.decode._filterZero = function(data, out, off, w, h)
+  {
+    var bpp = UPNG.decode._getBPP(out), bpl = Math.ceil(w*bpp/8), paeth = UPNG.decode._paeth;
+    bpp = Math.ceil(bpp/8);
+
+    for(var y=0; y<h; y++)  {
+      var i = off+y*bpl, di = i+y+1;
+      var type = data[di-1];
+
+      if     (type==0) for(var x=  0; x<bpl; x++) data[i+x] = data[di+x];
+      else if(type==1) {
+        for(var x=  0; x<bpp; x++) data[i+x] = data[di+x];
+        for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x] + data[i+x-bpp])&255;
+      }
+      else if(y==0) {
+        for(var x=  0; x<bpp; x++) data[i+x] = data[di+x];
+        if(type==2) for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x])&255;
+        if(type==3) for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x] + (data[i+x-bpp]>>1) )&255;
+        if(type==4) for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x] + paeth(data[i+x-bpp], 0, 0) )&255;
+      }
+      else {
+        if(type==2) { for(var x=  0; x<bpl; x++) data[i+x] = (data[di+x] + data[i+x-bpl])&255;  }
+
+        if(type==3) { for(var x=  0; x<bpp; x++) data[i+x] = (data[di+x] + (data[i+x-bpl]>>1))&255;
+                      for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x] + ((data[i+x-bpl]+data[i+x-bpp])>>1) )&255;  }
+
+        if(type==4) { for(var x=  0; x<bpp; x++) data[i+x] = (data[di+x] + paeth(0, data[i+x-bpl], 0))&255;
+                for(var x=bpp; x<bpl; x++) data[i+x] = (data[di+x] + paeth(data[i+x-bpp], data[i+x-bpl], data[i+x-bpp-bpl]) )&255;  }
+      }
+    }
+    return data;
+  }
+
+  UPNG.decode._paeth = function(a,b,c)
+  {
+    var p = a+b-c, pa = Math.abs(p-a), pb = Math.abs(p-b), pc = Math.abs(p-c);
+    if (pa <= pb && pa <= pc)  return a;
+    else if (pb <= pc)  return b;
+    return c;
+  }
+
+  UPNG.decode._IHDR = function(data, offset, out)
+  {
+    var bin = UPNG._bin;
+    out.width  = bin.readUint(data, offset);  offset += 4;
+    out.height = bin.readUint(data, offset);  offset += 4;
+    out.depth     = data[offset];  offset++;
+    out.ctype     = data[offset];  offset++;
+    out.compress  = data[offset];  offset++;
+    out.filter    = data[offset];  offset++;
+    out.interlace = data[offset];  offset++;
+  }
+
+  UPNG._bin = {
+    nextZero   : function(data,p)  {  while(data[p]!=0) p++;  return p;  },
+    readUshort : function(buff,p)  {  return (buff[p]<< 8) | buff[p+1];  },
+    writeUshort: function(buff,p,n){  buff[p] = (n>>8)&255;  buff[p+1] = n&255;  },
+    readUint   : function(buff,p)  {  return (buff[p]*(256*256*256)) + ((buff[p+1]<<16) | (buff[p+2]<< 8) | buff[p+3]);  },
+    writeUint  : function(buff,p,n){  buff[p]=(n>>24)&255;  buff[p+1]=(n>>16)&255;  buff[p+2]=(n>>8)&255;  buff[p+3]=n&255;  },
+    readASCII  : function(buff,p,l){  var s = "";  for(var i=0; i<l; i++) s += String.fromCharCode(buff[p+i]);  return s;    },
+    writeASCII : function(data,p,s){  for(var i=0; i<s.length; i++) data[p+i] = s.charCodeAt(i);  },
+    readBytes  : function(buff,p,l){  var arr = [];   for(var i=0; i<l; i++) arr.push(buff[p+i]);   return arr;  },
+    pad : function(n) { return n.length < 2 ? "0" + n : n; },
+    readUTF8 : function(buff, p, l) {
+      var s = "", ns;
+      for(var i=0; i<l; i++) s += "%" + UPNG._bin.pad(buff[p+i].toString(16));
+      try {  ns = decodeURIComponent(s); }
+      catch(e) {  return UPNG._bin.readASCII(buff, p, l);  }
+      return  ns;
+    }
+  }
+  UPNG._copyTile = function(sb, sw, sh, tb, tw, th, xoff, yoff, mode)
+  {
+    var w = Math.min(sw,tw), h = Math.min(sh,th);
+    var si=0, ti=0;
+    for(var y=0; y<h; y++)
+      for(var x=0; x<w; x++)
+      {
+        if(xoff>=0 && yoff>=0) {  si = (y*sw+x)<<2;  ti = (( yoff+y)*tw+xoff+x)<<2;  }
+        else                   {  si = ((-yoff+y)*sw-xoff+x)<<2;  ti = (y*tw+x)<<2;  }
+
+        if     (mode==0) {  tb[ti] = sb[si];  tb[ti+1] = sb[si+1];  tb[ti+2] = sb[si+2];  tb[ti+3] = sb[si+3];  }
+        else if(mode==1) {
+          var fa = sb[si+3]*(1/255), fr=sb[si]*fa, fg=sb[si+1]*fa, fb=sb[si+2]*fa;
+          var ba = tb[ti+3]*(1/255), br=tb[ti]*ba, bg=tb[ti+1]*ba, bb=tb[ti+2]*ba;
+
+          var ifa=1-fa, oa = fa+ba*ifa, ioa = (oa==0?0:1/oa);
+          tb[ti+3] = 255*oa;
+          tb[ti+0] = (fr+br*ifa)*ioa;
+          tb[ti+1] = (fg+bg*ifa)*ioa;
+          tb[ti+2] = (fb+bb*ifa)*ioa;
+        }
+        else if(mode==2){	// copy only differences, otherwise zero
+          var fa = sb[si+3], fr=sb[si], fg=sb[si+1], fb=sb[si+2];
+          var ba = tb[ti+3], br=tb[ti], bg=tb[ti+1], bb=tb[ti+2];
+          if(fa==ba && fr==br && fg==bg && fb==bb) {  tb[ti]=0;  tb[ti+1]=0;  tb[ti+2]=0;  tb[ti+3]=0;  }
+          else {  tb[ti]=fr;  tb[ti+1]=fg;  tb[ti+2]=fb;  tb[ti+3]=fa;  }
+        }
+        else if(mode==3){	// check if can be blended
+          var fa = sb[si+3], fr=sb[si], fg=sb[si+1], fb=sb[si+2];
+          var ba = tb[ti+3], br=tb[ti], bg=tb[ti+1], bb=tb[ti+2];
+          if(fa==ba && fr==br && fg==bg && fb==bb) continue;
+          //if(fa!=255 && ba!=0) return false;
+          if(fa<220 && ba>20) return false;
+        }
+      }
+    return true;
+  }
+
+
+
+  UPNG.encode = function(bufs, w, h, ps, dels, forbidPlte)
+  {
+    if(ps==null) ps=0;
+    if(forbidPlte==null) forbidPlte = false;
+    var data = new Uint8Array(bufs[0].byteLength*bufs.length+100);
+    var wr=[0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a];
+    for(var i=0; i<8; i++) data[i]=wr[i];
+    var offset = 8,  bin = UPNG._bin, crc = UPNG.crc.crc, wUi = bin.writeUint, wUs = bin.writeUshort, wAs = bin.writeASCII;
+
+    var nimg = UPNG.encode.compressPNG(bufs, w, h, ps, forbidPlte);
+
+    wUi(data,offset, 13);     offset+=4;
+    wAs(data,offset,"IHDR");  offset+=4;
+    wUi(data,offset,w);  offset+=4;
+    wUi(data,offset,h);  offset+=4;
+    data[offset] = nimg.depth;  offset++;  // depth
+    data[offset] = nimg.ctype;  offset++;  // ctype
+    data[offset] = 0;  offset++;  // compress
+    data[offset] = 0;  offset++;  // filter
+    data[offset] = 0;  offset++;  // interlace
+    wUi(data,offset,crc(data,offset-17,17));  offset+=4; // crc
+
+    // 9 bytes to say, that it is sRGB
+    wUi(data,offset, 1);      offset+=4;
+    wAs(data,offset,"sRGB");  offset+=4;
+    data[offset] = 1;  offset++;
+    wUi(data,offset,crc(data,offset-5,5));  offset+=4; // crc
+
+    var anim = bufs.length>1;
+    if(anim) {
+      wUi(data,offset, 8);      offset+=4;
+      wAs(data,offset,"acTL");  offset+=4;
+      wUi(data,offset, bufs.length);      offset+=4;
+      wUi(data,offset, 0);      offset+=4;
+      wUi(data,offset,crc(data,offset-12,12));  offset+=4; // crc
+    }
+
+    if(nimg.ctype==3) {
+      var dl = nimg.plte.length;
+      wUi(data,offset, dl*3);  offset+=4;
+      wAs(data,offset,"PLTE");  offset+=4;
+      for(var i=0; i<dl; i++){
+        var ti=i*3, c=nimg.plte[i], r=(c)&255, g=(c>>8)&255, b=(c>>16)&255;
+        data[offset+ti+0]=r;  data[offset+ti+1]=g;  data[offset+ti+2]=b;
+      }
+      offset+=dl*3;
+      wUi(data,offset,crc(data,offset-dl*3-4,dl*3+4));  offset+=4; // crc
+
+      if(nimg.gotAlpha) {
+        wUi(data,offset, dl);  offset+=4;
+        wAs(data,offset,"tRNS");  offset+=4;
+        for(var i=0; i<dl; i++)  data[offset+i]=(nimg.plte[i]>>24)&255;
+        offset+=dl;
+        wUi(data,offset,crc(data,offset-dl-4,dl+4));  offset+=4; // crc
+      }
+    }
+
+    var fi = 0;
+    for(var j=0; j<nimg.frames.length; j++)
+    {
+      var fr = nimg.frames[j];
+      if(anim) {
+        wUi(data,offset, 26);     offset+=4;
+        wAs(data,offset,"fcTL");  offset+=4;
+        wUi(data, offset, fi++);   offset+=4;
+        wUi(data, offset, fr.rect.width );   offset+=4;
+        wUi(data, offset, fr.rect.height);   offset+=4;
+        wUi(data, offset, fr.rect.x);   offset+=4;
+        wUi(data, offset, fr.rect.y);   offset+=4;
+        wUs(data, offset, dels[j]);   offset+=2;
+        wUs(data, offset,  1000);   offset+=2;
+        data[offset] = fr.dispose;  offset++;	// dispose
+        data[offset] = fr.blend  ;  offset++;	// blend
+        wUi(data,offset,crc(data,offset-30,30));  offset+=4; // crc
+      }
+
+      var imgd = fr.cimg, dl = imgd.length;
+      wUi(data,offset, dl+(j==0?0:4));     offset+=4;
+      var ioff = offset;
+      wAs(data,offset,(j==0)?"IDAT":"fdAT");  offset+=4;
+      if(j!=0) {  wUi(data, offset, fi++);  offset+=4;  }
+      for(var i=0; i<dl; i++) data[offset+i] = imgd[i];
+      offset += dl;
+      wUi(data,offset,crc(data,ioff,offset-ioff));  offset+=4; // crc
+    }
+
+    wUi(data,offset, 0);     offset+=4;
+    wAs(data,offset,"IEND");  offset+=4;
+    wUi(data,offset,crc(data,offset-4,4));  offset+=4; // crc
+
+    return data.buffer.slice(0,offset);
+  }
+
+  UPNG.encode.compressPNG = function(bufs, w, h, ps, forbidPlte)
+  {
+    var out = UPNG.encode.compress(bufs, w, h, ps, false, forbidPlte);
+    for(var i=0; i<bufs.length; i++) {
+      var frm = out.frames[i], nw=frm.rect.width, nh=frm.rect.height, bpl=frm.bpl, bpp=frm.bpp;
+      var fdata = new Uint8Array(nh*bpl+nh);
+      frm.cimg = UPNG.encode._filterZero(frm.img,nh,bpp,bpl,fdata);
+    }
+    return out;
+  }
+
+  UPNG.encode.compress = function(bufs, w, h, ps, forGIF, forbidPlte)
+  {
+    if(forbidPlte==null) forbidPlte = false;
+
+    var ctype = 6, depth = 8, bpp = 4, alphaAnd=255
+
+    for(var j=0; j<bufs.length; j++)  {  // when not quantized, other frames can contain colors, that are not in an initial frame
+      var img = new Uint8Array(bufs[j]), ilen = img.length;
+      for(var i=0; i<ilen; i+=4) alphaAnd &= img[i+3];
+    }
+    var gotAlpha = (alphaAnd)!=255;
+
+    var cmap={}, plte=[];  if(bufs.length!=0) {  cmap[0]=0;  plte.push(0);  if(ps!=0) ps--;  }
+
+
+    if(ps!=0) {
+      var qres = UPNG.quantize(bufs, ps, forGIF);  bufs = qres.bufs;
+      for(var i=0; i<qres.plte.length; i++) {  var c=qres.plte[i].est.rgba;  if(cmap[c]==null) {  cmap[c]=plte.length;  plte.push(c);  }     }
+    }
+    else {
+      // what if ps==0, but there are <=256 colors?  we still need to detect, if the palette could be used
+      for(var j=0; j<bufs.length; j++)  {  // when not quantized, other frames can contain colors, that are not in an initial frame
+        var img32 = new Uint32Array(bufs[j]), ilen = img32.length;
+        for(var i=0; i<ilen; i++) {
+          var c = img32[i];
+          if((i<w || (c!=img32[i-1] && c!=img32[i-w])) && cmap[c]==null) {  cmap[c]=plte.length;  plte.push(c);  if(plte.length>=300) break;  }
+        }
+      }
+    }
+
+    var brute = gotAlpha ? forGIF : false;		// brute : frames can only be copied, not "blended"
+    var cc=plte.length;  //console.log(cc);
+    if(cc<=256 && forbidPlte==false) {
+      if(cc<= 2) depth=1;  else if(cc<= 4) depth=2;  else if(cc<=16) depth=4;  else depth=8;
+      if(forGIF) depth=8;
+      gotAlpha = true;
+    }
+
+
+    var frms = [];
+    for(var j=0; j<bufs.length; j++)
+    {
+      var cimg = new Uint8Array(bufs[j]), cimg32 = new Uint32Array(cimg.buffer);
+
+      var nx=0, ny=0, nw=w, nh=h, blend=0;
+      if(j!=0 && !brute) {
+        var tlim = (forGIF || j==1 || frms[frms.length-2].dispose==2)?1:2, tstp = 0, tarea = 1e9;
+        for(var it=0; it<tlim; it++)
+        {
+          var pimg = new Uint8Array(bufs[j-1-it]), p32 = new Uint32Array(bufs[j-1-it]);
+          var mix=w,miy=h,max=-1,may=-1;
+          for(var y=0; y<h; y++) for(var x=0; x<w; x++) {
+            var i = y*w+x;
+            if(cimg32[i]!=p32[i]) {
+              if(x<mix) mix=x;  if(x>max) max=x;
+              if(y<miy) miy=y;  if(y>may) may=y;
+            }
+          }
+          var sarea = (max==-1) ? 1 : (max-mix+1)*(may-miy+1);
+          if(sarea<tarea) {
+            tarea = sarea;  tstp = it;
+            if(max==-1) {  nx=ny=0;  nw=nh=1;  }
+            else {  nx = mix; ny = miy; nw = max-mix+1; nh = may-miy+1;  }
+          }
+        }
+
+        var pimg = new Uint8Array(bufs[j-1-tstp]);
+        if(tstp==1) frms[frms.length-1].dispose = 2;
+
+        var nimg = new Uint8Array(nw*nh*4), nimg32 = new Uint32Array(nimg.buffer);
+        UPNG.   _copyTile(pimg,w,h, nimg,nw,nh, -nx,-ny, 0);
+        if(UPNG._copyTile(cimg,w,h, nimg,nw,nh, -nx,-ny, 3)) {
+          UPNG._copyTile(cimg,w,h, nimg,nw,nh, -nx,-ny, 2);  blend = 1;
+        }
+        else {
+          UPNG._copyTile(cimg,w,h, nimg,nw,nh, -nx,-ny, 0);  blend = 0;
+        }
+        cimg = nimg;  cimg32 = new Uint32Array(cimg.buffer);
+      }
+      var bpl = 4*nw;
+      if(cc<=256 && forbidPlte==false) {
+        bpl = Math.ceil(depth*nw/8);
+        var nimg = new Uint8Array(bpl*nh);
+        for(var y=0; y<nh; y++) {  var i=y*bpl, ii=y*nw;
+          if     (depth==8) for(var x=0; x<nw; x++) nimg[i+(x)   ]   =  (cmap[cimg32[ii+x]]             );
+          else if(depth==4) for(var x=0; x<nw; x++) nimg[i+(x>>1)]  |=  (cmap[cimg32[ii+x]]<<(4-(x&1)*4));
+          else if(depth==2) for(var x=0; x<nw; x++) nimg[i+(x>>2)]  |=  (cmap[cimg32[ii+x]]<<(6-(x&3)*2));
+          else if(depth==1) for(var x=0; x<nw; x++) nimg[i+(x>>3)]  |=  (cmap[cimg32[ii+x]]<<(7-(x&7)*1));
+        }
+        cimg=nimg;  ctype=3;  bpp=1;
+      }
+      else if(gotAlpha==false && bufs.length==1) {	// some next "reduced" frames may contain alpha for blending
+        var nimg = new Uint8Array(nw*nh*3), area=nw*nh;
+        for(var i=0; i<area; i++) { var ti=i*3, qi=i*4;  nimg[ti]=cimg[qi];  nimg[ti+1]=cimg[qi+1];  nimg[ti+2]=cimg[qi+2];  }
+        cimg=nimg;  ctype=2;  bpp=3;  bpl=3*nw;
+      }
+      frms.push({rect:{x:nx,y:ny,width:nw,height:nh}, img:cimg, bpl:bpl, bpp:bpp, blend:blend, dispose:brute?1:0});
+    }
+    return {ctype:ctype, depth:depth, plte:plte, gotAlpha:gotAlpha, frames:frms  };
+  }
+
+  UPNG.encode._filterZero = function(img,h,bpp,bpl,data)
+  {
+    var fls = [];
+    for(var t=0; t<5; t++) {  if(h*bpl>500000 && (t==2 || t==3 || t==4)) continue;
+      for(var y=0; y<h; y++) UPNG.encode._filterLine(data, img, y, bpl, bpp, t);
+      fls.push(pako["deflate"](data));  if(bpp==1) break;
+    }
+    var ti, tsize=1e9;
+    for(var i=0; i<fls.length; i++) if(fls[i].length<tsize) {  ti=i;  tsize=fls[i].length;  }
+    return fls[ti];
+  }
+  UPNG.encode._filterLine = function(data, img, y, bpl, bpp, type)
+  {
+    var i = y*bpl, di = i+y, paeth = UPNG.decode._paeth
+    data[di]=type;  di++;
+
+    if(type==0) for(var x=0; x<bpl; x++) data[di+x] = img[i+x];
+    else if(type==1) {
+      for(var x=  0; x<bpp; x++) data[di+x] =  img[i+x];
+      for(var x=bpp; x<bpl; x++) data[di+x] = (img[i+x]-img[i+x-bpp]+256)&255;
+    }
+    else if(y==0) {
+      for(var x=  0; x<bpp; x++) data[di+x] = img[i+x];
+
+      if(type==2) for(var x=bpp; x<bpl; x++) data[di+x] = img[i+x];
+      if(type==3) for(var x=bpp; x<bpl; x++) data[di+x] = (img[i+x] - (img[i+x-bpp]>>1) +256)&255;
+      if(type==4) for(var x=bpp; x<bpl; x++) data[di+x] = (img[i+x] - paeth(img[i+x-bpp], 0, 0) +256)&255;
+    }
+    else {
+      if(type==2) { for(var x=  0; x<bpl; x++) data[di+x] = (img[i+x]+256 - img[i+x-bpl])&255;  }
+      if(type==3) { for(var x=  0; x<bpp; x++) data[di+x] = (img[i+x]+256 - (img[i+x-bpl]>>1))&255;
+              for(var x=bpp; x<bpl; x++) data[di+x] = (img[i+x]+256 - ((img[i+x-bpl]+img[i+x-bpp])>>1))&255;  }
+      if(type==4) { for(var x=  0; x<bpp; x++) data[di+x] = (img[i+x]+256 - paeth(0, img[i+x-bpl], 0))&255;
+              for(var x=bpp; x<bpl; x++) data[di+x] = (img[i+x]+256 - paeth(img[i+x-bpp], img[i+x-bpl], img[i+x-bpp-bpl]))&255;  }
+    }
+  }
+
+  UPNG.crc = {
+    table : ( function() {
+       var tab = new Uint32Array(256);
+       for (var n=0; n<256; n++) {
+        var c = n;
+        for (var k=0; k<8; k++) {
+          if (c & 1)  c = 0xedb88320 ^ (c >>> 1);
+          else        c = c >>> 1;
+        }
+        tab[n] = c;  }
+      return tab;  })(),
+    update : function(c, buf, off, len) {
+      for (var i=0; i<len; i++)  c = UPNG.crc.table[(c ^ buf[off+i]) & 0xff] ^ (c >>> 8);
+      return c;
+    },
+    crc : function(b,o,l)  {  return UPNG.crc.update(0xffffffff,b,o,l) ^ 0xffffffff;  }
+  }
+
+
+  UPNG.quantize = function(bufs, ps, roundAlpha)
+  {
+    var imgs = [], totl = 0;
+    for(var i=0; i<bufs.length; i++) {  imgs.push(UPNG.encode.alphaMul(new Uint8Array(bufs[i]), roundAlpha));  totl+=bufs[i].byteLength;  }
+
+    var nimg = new Uint8Array(totl), nimg32 = new Uint32Array(nimg.buffer), noff=0;
+    for(var i=0; i<imgs.length; i++) {
+      var img = imgs[i], il = img.length;
+      for(var j=0; j<il; j++) nimg[noff+j] = img[j];
+      noff += il;
+    }
+
+    var root = {i0:0, i1:nimg.length, bst:null, est:null, tdst:0, left:null, right:null };  // basic statistic, extra statistic
+    root.bst = UPNG.quantize.stats(  nimg,root.i0, root.i1  );  root.est = UPNG.quantize.estats( root.bst );
+    var leafs = [root];
+
+    while(leafs.length<ps)
+    {
+      var maxL = 0, mi=0;
+      for(var i=0; i<leafs.length; i++) if(leafs[i].est.L > maxL) {  maxL=leafs[i].est.L;  mi=i;  }
+      if(maxL<1e-3) break;
+      var node = leafs[mi];
+
+      var s0 = UPNG.quantize.splitPixels(nimg,nimg32, node.i0, node.i1, node.est.e, node.est.eMq255);
+
+      var ln = {i0:node.i0, i1:s0, bst:null, est:null, tdst:0, left:null, right:null };  ln.bst = UPNG.quantize.stats( nimg, ln.i0, ln.i1 );
+      ln.est = UPNG.quantize.estats( ln.bst );
+      var rn = {i0:s0, i1:node.i1, bst:null, est:null, tdst:0, left:null, right:null };  rn.bst = {R:[], m:[], N:node.bst.N-ln.bst.N};
+      for(var i=0; i<16; i++) rn.bst.R[i] = node.bst.R[i]-ln.bst.R[i];
+      for(var i=0; i< 4; i++) rn.bst.m[i] = node.bst.m[i]-ln.bst.m[i];
+      rn.est = UPNG.quantize.estats( rn.bst );
+
+      node.left = ln;  node.right = rn;
+      leafs[mi]=ln;  leafs.push(rn);
+    }
+    leafs.sort(function(a,b) {  return b.bst.N-a.bst.N;  });
+
+    for(var ii=0; ii<imgs.length; ii++) {
+      var planeDst = UPNG.quantize.planeDst;
+      var sb = new Uint8Array(imgs[ii].buffer), tb = new Uint32Array(imgs[ii].buffer), len = sb.length;
+
+      var stack = [], si=0;
+      for(var i=0; i<len; i+=4) {
+        var r=sb[i]*(1/255), g=sb[i+1]*(1/255), b=sb[i+2]*(1/255), a=sb[i+3]*(1/255);
+
+        //  exact, but too slow :(
+        //var nd = UPNG.quantize.getNearest(root, r, g, b, a);
+        var nd = root;
+        while(nd.left) nd = (planeDst(nd.est,r,g,b,a)<=0) ? nd.left : nd.right;
+
+        tb[i>>2] = nd.est.rgba;
+      }
+      imgs[ii]=tb.buffer;
+    }
+    return {  bufs:imgs, plte:leafs  };
+  }
+  UPNG.quantize.getNearest = function(nd, r,g,b,a)
+  {
+    if(nd.left==null) {  nd.tdst = UPNG.quantize.dist(nd.est.q,r,g,b,a);  return nd;  }
+    var planeDst = UPNG.quantize.planeDst(nd.est,r,g,b,a);
+
+    var node0 = nd.left, node1 = nd.right;
+    if(planeDst>0) {  node0=nd.right;  node1=nd.left;  }
+
+    var ln = UPNG.quantize.getNearest(node0, r,g,b,a);
+    if(ln.tdst<=planeDst*planeDst) return ln;
+    var rn = UPNG.quantize.getNearest(node1, r,g,b,a);
+    return rn.tdst<ln.tdst ? rn : ln;
+  }
+  UPNG.quantize.planeDst = function(est, r,g,b,a) {  var e = est.e;  return e[0]*r + e[1]*g + e[2]*b + e[3]*a - est.eMq;  }
+  UPNG.quantize.dist     = function(q,   r,g,b,a) {  var d0=r-q[0], d1=g-q[1], d2=b-q[2], d3=a-q[3];  return d0*d0+d1*d1+d2*d2+d3*d3;  }
+
+  UPNG.quantize.splitPixels = function(nimg, nimg32, i0, i1, e, eMq)
+  {
+    var vecDot = UPNG.quantize.vecDot;
+    i1-=4;
+    var shfs = 0;
+    while(i0<i1)
+    {
+      while(vecDot(nimg, i0, e)<=eMq) i0+=4;
+      while(vecDot(nimg, i1, e)> eMq) i1-=4;
+      if(i0>=i1) break;
+
+      var t = nimg32[i0>>2];  nimg32[i0>>2] = nimg32[i1>>2];  nimg32[i1>>2]=t;
+
+      i0+=4;  i1-=4;
+    }
+    while(vecDot(nimg, i0, e)>eMq) i0-=4;
+    return i0+4;
+  }
+  UPNG.quantize.vecDot = function(nimg, i, e)
+  {
+    return nimg[i]*e[0] + nimg[i+1]*e[1] + nimg[i+2]*e[2] + nimg[i+3]*e[3];
+  }
+  UPNG.quantize.stats = function(nimg, i0, i1){
+    var R = [0,0,0,0,  0,0,0,0,  0,0,0,0,  0,0,0,0];
+    var m = [0,0,0,0];
+    var N = (i1-i0)>>2;
+    for(var i=i0; i<i1; i+=4)
+    {
+      var r = nimg[i]*(1/255), g = nimg[i+1]*(1/255), b = nimg[i+2]*(1/255), a = nimg[i+3]*(1/255);
+      //var r = nimg[i], g = nimg[i+1], b = nimg[i+2], a = nimg[i+3];
+      m[0]+=r;  m[1]+=g;  m[2]+=b;  m[3]+=a;
+
+      R[ 0] += r*r;  R[ 1] += r*g;  R[ 2] += r*b;  R[ 3] += r*a;
+                     R[ 5] += g*g;  R[ 6] += g*b;  R[ 7] += g*a;
+                                    R[10] += b*b;  R[11] += b*a;
+                                                   R[15] += a*a;
+    }
+    R[4]=R[1];  R[8]=R[2];  R[12]=R[3];  R[9]=R[6];  R[13]=R[7];  R[14]=R[11];
+
+    return {R:R, m:m, N:N};
+  }
+  UPNG.quantize.estats = function(stats){
+    var R = stats.R, m = stats.m, N = stats.N;
+
+    var m0 = m[0], m1 = m[1], m2 = m[2], m3 = m[3], iN = (N==0 ? 0 : 1/N);
+    var Rj = [
+      R[ 0] - m0*m0*iN,  R[ 1] - m0*m1*iN,  R[ 2] - m0*m2*iN,  R[ 3] - m0*m3*iN,
+      R[ 4] - m1*m0*iN,  R[ 5] - m1*m1*iN,  R[ 6] - m1*m2*iN,  R[ 7] - m1*m3*iN,
+      R[ 8] - m2*m0*iN,  R[ 9] - m2*m1*iN,  R[10] - m2*m2*iN,  R[11] - m2*m3*iN,
+      R[12] - m3*m0*iN,  R[13] - m3*m1*iN,  R[14] - m3*m2*iN,  R[15] - m3*m3*iN
+    ];
+
+    var A = Rj, M = UPNG.M4;
+    var b = [0.5,0.5,0.5,0.5], mi = 0, tmi = 0;
+
+    if(N!=0)
+    for(var i=0; i<10; i++) {
+      b = M.multVec(A, b);  tmi = Math.sqrt(M.dot(b,b));  b = M.sml(1/tmi,  b);
+      if(Math.abs(tmi-mi)<1e-9) break;  mi = tmi;
+    }
+    //b = [0,0,1,0];  mi=N;
+    var q = [m0*iN, m1*iN, m2*iN, m3*iN];
+    var eMq255 = M.dot(M.sml(255,q),b);
+
+    var ia = (q[3]<0.001) ? 0 : 1/q[3];
+
+    return {  Cov:Rj, q:q, e:b, L:mi,  eMq255:eMq255, eMq : M.dot(b,q),
+          rgba: (((Math.round(255*q[3])<<24) | (Math.round(255*q[2]*ia)<<16) |  (Math.round(255*q[1]*ia)<<8) | (Math.round(255*q[0]*ia)<<0))>>>0)  };
+  }
+  UPNG.M4 = {
+    multVec : function(m,v) {
+        return [
+          m[ 0]*v[0] + m[ 1]*v[1] + m[ 2]*v[2] + m[ 3]*v[3],
+          m[ 4]*v[0] + m[ 5]*v[1] + m[ 6]*v[2] + m[ 7]*v[3],
+          m[ 8]*v[0] + m[ 9]*v[1] + m[10]*v[2] + m[11]*v[3],
+          m[12]*v[0] + m[13]*v[1] + m[14]*v[2] + m[15]*v[3]
+        ];
+    },
+    dot : function(x,y) {  return  x[0]*y[0]+x[1]*y[1]+x[2]*y[2]+x[3]*y[3];  },
+    sml : function(a,y) {  return [a*y[0],a*y[1],a*y[2],a*y[3]];  }
+  }
+
+  UPNG.encode.alphaMul = function(img, roundA) {
+    var nimg = new Uint8Array(img.length), area = img.length>>2;
+    for(var i=0; i<area; i++) {
+      var qi=i<<2, ia=img[qi+3];
+      if(roundA) ia = ((ia<128))?0:255;
+      var a = ia*(1/255);
+      nimg[qi+0] = img[qi+0]*a;  nimg[qi+1] = img[qi+1]*a;  nimg[qi+2] = img[qi+2]*a;  nimg[qi+3] = ia;
+    }
+    return nimg;
+  }
+
+
+
+
+
+
+
+
+  })(UPNG, pako);
+  })();
+

src/lib/upng/pako.min.js

+!function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{("undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this).pako=t()}}(function(){return function t(e,a,i){function n(s,o){if(!a[s]){if(!e[s]){var l="function"==typeof require&&require;if(!o&&l)return l(s,!0);if(r)return r(s,!0);var h=new Error("Cannot find module '"+s+"'");throw h.code="MODULE_NOT_FOUND",h}var d=a[s]={exports:{}};e[s][0].call(d.exports,function(t){var a=e[s][1][t];return n(a||t)},d,d.exports,t,e,a,i)}return a[s].exports}for(var r="function"==typeof require&&require,s=0;s<i.length;s++)n(i[s]);return n}({1:[function(t,e,a){"use strict";function i(t){if(!(this instanceof i))return new i(t);this.options=s.assign({level:_,method:c,chunkSize:16384,windowBits:15,memLevel:8,strategy:u,to:""},t||{});var 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_=q+(o.w_bits-8<<4)<<8;_|=(o.strategy>=j||o.level<2?0:o.level<6?1:6===o.level?2:3)<<6,0!==o.strstart&&(_|=nt),_+=31-_%31,o.status=dt,h(o,_),0!==o.strstart&&(h(o,t.adler>>>16),h(o,65535&t.adler)),t.adler=1}if(o.status===st)if(o.gzhead.extra){for(d=o.pending;o.gzindex<(65535&o.gzhead.extra.length)&&(o.pending!==o.pending_buf_size||(o.gzhead.hcrc&&o.pending>d&&(t.adler=E(t.adler,o.pending_buf,o.pending-d,d)),s(t),d=o.pending,o.pending!==o.pending_buf_size));)l(o,255&o.gzhead.extra[o.gzindex]),o.gzindex++;o.gzhead.hcrc&&o.pending>d&&(t.adler=E(t.adler,o.pending_buf,o.pending-d,d)),o.gzindex===o.gzhead.extra.length&&(o.gzindex=0,o.status=ot)}else 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o.status=ht;if(o.status===ht&&(o.gzhead.hcrc?(o.pending+2>o.pending_buf_size&&s(t),o.pending+2<=o.pending_buf_size&&(l(o,255&t.adler),l(o,t.adler>>8&255),t.adler=0,o.status=dt)):o.status=dt),0!==o.pending){if(s(t),0===t.avail_out)return o.last_flush=-1,D}else if(0===t.avail_in&&n(e)<=n(a)&&e!==N)return i(t,F);if(o.status===ft&&0!==t.avail_in)return i(t,F);if(0!==t.avail_in||0!==o.lookahead||e!==Z&&o.status!==ft){var u=o.strategy===j?g(o,e):o.strategy===K?b(o,e):x[o.level].func(o,e);if(u!==ct&&u!==bt||(o.status=ft),u===_t||u===ct)return 0===t.avail_out&&(o.last_flush=-1),D;if(u===ut&&(e===R?B._tr_align(o):e!==O&&(B._tr_stored_block(o,0,0,!1),e===C&&(r(o.head),0===o.lookahead&&(o.strstart=0,o.block_start=0,o.insert=0))),s(t),0===t.avail_out))return o.last_flush=-1,D}return e!==N?D:o.wrap<=0?I:(2===o.wrap?(l(o,255&t.adler),l(o,t.adler>>8&255),l(o,t.adler>>16&255),l(o,t.adler>>24&255),l(o,255&t.total_in),l(o,t.total_in>>8&255),l(o,t.total_in>>16&255),l(o,t.total_in>>24&255)):(h(o,t.adler>>>16),h(o,65535&t.adler)),s(t),o.wrap>0&&(o.wrap=-o.wrap),0!==o.pending?D:I)},a.deflateEnd=function(t){var e;return t&&t.state?(e=t.state.status)!==rt&&e!==st&&e!==ot&&e!==lt&&e!==ht&&e!==dt&&e!==ft?i(t,U):(t.state=null,e===dt?i(t,T):D):U},a.deflateSetDictionary=function(t,e){var a,i,n,s,o,l,h,d,f=e.length;if(!t||!t.state)return U;if(a=t.state,2===(s=a.wrap)||1===s&&a.status!==rt||a.lookahead)return U;for(1===s&&(t.adler=S(t.adler,e,f,0)),a.wrap=0,f>=a.w_size&&(0===s&&(r(a.head),a.strstart=0,a.block_start=0,a.insert=0),d=new z.Buf8(a.w_size),z.arraySet(d,e,f-a.w_size,a.w_size,0),e=d,f=a.w_size),o=t.avail_in,l=t.next_in,h=t.input,t.avail_in=f,t.next_in=0,t.input=e,_(a);a.lookahead>=et;){i=a.strstart,n=a.lookahead-(et-1);do{a.ins_h=(a.ins_h<<a.hash_shift^a.window[i+et-1])&a.hash_mask,a.prev[i&a.w_mask]=a.head[a.ins_h],a.head[a.ins_h]=i,i++}while(--n);a.strstart=i,a.lookahead=et-1,_(a)}return a.strstart+=a.lookahead,a.block_start=a.strstart,a.insert=a.lookahead,a.lookahead=0,a.match_length=a.prev_length=et-1,a.match_available=0,t.next_in=l,t.input=h,t.avail_in=o,a.wrap=s,D},a.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":3,"./adler32":5,"./crc32":7,"./messages":13,"./trees":14}],9:[function(t,e,a){"use strict";e.exports=function(){this.text=0,this.time=0,this.xflags=0,this.os=0,this.extra=null,this.extra_len=0,this.name="",this.comment="",this.hcrc=0,this.done=!1}},{}],10:[function(t,e,a){"use strict";e.exports=function(t,e){var a,i,n,r,s,o,l,h,d,f,_,u,c,b,g,m,w,p,v,k,y,x,z,B,S;a=t.state,i=t.next_in,B=t.input,n=i+(t.avail_in-5),r=t.next_out,S=t.output,s=r-(e-t.avail_out),o=r+(t.avail_out-257),l=a.dmax,h=a.wsize,d=a.whave,f=a.wnext,_=a.window,u=a.hold,c=a.bits,b=a.lencode,g=a.distcode,m=(1<<a.lenbits)-1,w=(1<<a.distbits)-1;t:do{c<15&&(u+=B[i++]<<c,c+=8,u+=B[i++]<<c,c+=8),p=b[u&m];e:for(;;){if(v=p>>>24,u>>>=v,c-=v,0===(v=p>>>16&255))S[r++]=65535&p;else{if(!(16&v)){if(0==(64&v)){p=b[(65535&p)+(u&(1<<v)-1)];continue e}if(32&v){a.mode=12;break t}t.msg="invalid literal/length code",a.mode=30;break t}k=65535&p,(v&=15)&&(c<v&&(u+=B[i++]<<c,c+=8),k+=u&(1<<v)-1,u>>>=v,c-=v),c<15&&(u+=B[i++]<<c,c+=8,u+=B[i++]<<c,c+=8),p=g[u&w];a:for(;;){if(v=p>>>24,u>>>=v,c-=v,!(16&(v=p>>>16&255))){if(0==(64&v)){p=g[(65535&p)+(u&(1<<v)-1)];continue a}t.msg="invalid distance code",a.mode=30;break t}if(y=65535&p,v&=15,c<v&&(u+=B[i++]<<c,(c+=8)<v&&(u+=B[i++]<<c,c+=8)),(y+=u&(1<<v)-1)>l){t.msg="invalid distance too far back",a.mode=30;break 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t&&t.state?(i=t.state,e<0?(a=0,e=-e):(a=1+(e>>4),e<48&&(e&=15)),e&&(e<8||e>15)?E:(null!==i.window&&i.wbits!==e&&(i.window=null),i.wrap=a,i.wbits=e,s(t))):E}function l(t,e){var a,i;return t?(i=new n,t.state=i,i.window=null,(a=o(t,e))!==z&&(t.state=null),a):E}function h(t){if(ut){var e;for(f=new u.Buf32(512),_=new u.Buf32(32),e=0;e<144;)t.lens[e++]=8;for(;e<256;)t.lens[e++]=9;for(;e<280;)t.lens[e++]=7;for(;e<288;)t.lens[e++]=8;for(m(p,t.lens,0,288,f,0,t.work,{bits:9}),e=0;e<32;)t.lens[e++]=5;m(v,t.lens,0,32,_,0,t.work,{bits:5}),ut=!1}t.lencode=f,t.lenbits=9,t.distcode=_,t.distbits=5}function d(t,e,a,i){var n,r=t.state;return null===r.window&&(r.wsize=1<<r.wbits,r.wnext=0,r.whave=0,r.window=new 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Array(a.head.extra_len)),u.arraySet(a.head.extra,n,s,ut,yt)),512&a.flags&&(a.check=b(a.check,n,ut,s)),l-=ut,s+=ut,a.length-=ut),a.length))break t;a.length=0,a.mode=F;case F:if(2048&a.flags){if(0===l)break t;ut=0;do{yt=n[s+ut++],a.head&&yt&&a.length<65536&&(a.head.name+=String.fromCharCode(yt))}while(yt&&ut<l);if(512&a.flags&&(a.check=b(a.check,n,ut,s)),l-=ut,s+=ut,yt)break t}else a.head&&(a.head.name=null);a.length=0,a.mode=L;case L:if(4096&a.flags){if(0===l)break t;ut=0;do{yt=n[s+ut++],a.head&&yt&&a.length<65536&&(a.head.comment+=String.fromCharCode(yt))}while(yt&&ut<l);if(512&a.flags&&(a.check=b(a.check,n,ut,s)),l-=ut,s+=ut,yt)break t}else a.head&&(a.head.comment=null);a.mode=H;case H:if(512&a.flags){for(;dt<16;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(_!==(65535&a.check)){t.msg="header crc mismatch",a.mode=ot;break}_=0,dt=0}a.head&&(a.head.hcrc=a.flags>>9&1,a.head.done=!0),t.adler=a.check=0,a.mode=M;break;case j:for(;dt<32;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}t.adler=a.check=i(_),_=0,dt=0,a.mode=K;case K:if(0===a.havedict)return t.next_out=o,t.avail_out=f,t.next_in=s,t.avail_in=l,a.hold=_,a.bits=dt,S;t.adler=a.check=1,a.mode=M;case M:if(e===y||e===x)break t;case P:if(a.last){_>>>=7&dt,dt-=7&dt,a.mode=nt;break}for(;dt<3;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}switch(a.last=1&_,_>>>=1,dt-=1,3&_){case 0:a.mode=Y;break;case 1:if(h(a),a.mode=Q,e===x){_>>>=2,dt-=2;break t}break;case 2:a.mode=X;break;case 3:t.msg="invalid block type",a.mode=ot}_>>>=2,dt-=2;break;case Y:for(_>>>=7&dt,dt-=7&dt;dt<32;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if((65535&_)!=(_>>>16^65535)){t.msg="invalid stored block lengths",a.mode=ot;break}if(a.length=65535&_,_=0,dt=0,a.mode=q,e===x)break t;case q:a.mode=G;case G:if(ut=a.length){if(ut>l&&(ut=l),ut>f&&(ut=f),0===ut)break t;u.arraySet(r,n,s,ut,o),l-=ut,s+=ut,f-=ut,o+=ut,a.length-=ut;break}a.mode=M;break;case X:for(;dt<14;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(a.nlen=257+(31&_),_>>>=5,dt-=5,a.ndist=1+(31&_),_>>>=5,dt-=5,a.ncode=4+(15&_),_>>>=4,dt-=4,a.nlen>286||a.ndist>30){t.msg="too many length or distance symbols",a.mode=ot;break}a.have=0,a.mode=W;case W:for(;a.have<a.ncode;){for(;dt<3;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}a.lens[At[a.have++]]=7&_,_>>>=3,dt-=3}for(;a.have<19;)a.lens[At[a.have++]]=0;if(a.lencode=a.lendyn,a.lenbits=7,zt={bits:a.lenbits},xt=m(w,a.lens,0,19,a.lencode,0,a.work,zt),a.lenbits=zt.bits,xt){t.msg="invalid code lengths set",a.mode=ot;break}a.have=0,a.mode=J;case J:for(;a.have<a.nlen+a.ndist;){for(;St=a.lencode[_&(1<<a.lenbits)-1],gt=St>>>24,mt=St>>>16&255,wt=65535&St,!(gt<=dt);){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(wt<16)_>>>=gt,dt-=gt,a.lens[a.have++]=wt;else{if(16===wt){for(Bt=gt+2;dt<Bt;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(_>>>=gt,dt-=gt,0===a.have){t.msg="invalid bit length repeat",a.mode=ot;break}yt=a.lens[a.have-1],ut=3+(3&_),_>>>=2,dt-=2}else if(17===wt){for(Bt=gt+3;dt<Bt;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}dt-=gt,yt=0,ut=3+(7&(_>>>=gt)),_>>>=3,dt-=3}else{for(Bt=gt+7;dt<Bt;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}dt-=gt,yt=0,ut=11+(127&(_>>>=gt)),_>>>=7,dt-=7}if(a.have+ut>a.nlen+a.ndist){t.msg="invalid bit length repeat",a.mode=ot;break}for(;ut--;)a.lens[a.have++]=yt}}if(a.mode===ot)break;if(0===a.lens[256]){t.msg="invalid code -- missing end-of-block",a.mode=ot;break}if(a.lenbits=9,zt={bits:a.lenbits},xt=m(p,a.lens,0,a.nlen,a.lencode,0,a.work,zt),a.lenbits=zt.bits,xt){t.msg="invalid literal/lengths set",a.mode=ot;break}if(a.distbits=6,a.distcode=a.distdyn,zt={bits:a.distbits},xt=m(v,a.lens,a.nlen,a.ndist,a.distcode,0,a.work,zt),a.distbits=zt.bits,xt){t.msg="invalid distances set",a.mode=ot;break}if(a.mode=Q,e===x)break t;case Q:a.mode=V;case V:if(l>=6&&f>=258){t.next_out=o,t.avail_out=f,t.next_in=s,t.avail_in=l,a.hold=_,a.bits=dt,g(t,_t),o=t.next_out,r=t.output,f=t.avail_out,s=t.next_in,n=t.input,l=t.avail_in,_=a.hold,dt=a.bits,a.mode===M&&(a.back=-1);break}for(a.back=0;St=a.lencode[_&(1<<a.lenbits)-1],gt=St>>>24,mt=St>>>16&255,wt=65535&St,!(gt<=dt);){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(mt&&0==(240&mt)){for(pt=gt,vt=mt,kt=wt;St=a.lencode[kt+((_&(1<<pt+vt)-1)>>pt)],gt=St>>>24,mt=St>>>16&255,wt=65535&St,!(pt+gt<=dt);){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}_>>>=pt,dt-=pt,a.back+=pt}if(_>>>=gt,dt-=gt,a.back+=gt,a.length=wt,0===mt){a.mode=it;break}if(32&mt){a.back=-1,a.mode=M;break}if(64&mt){t.msg="invalid literal/length code",a.mode=ot;break}a.extra=15&mt,a.mode=$;case $:if(a.extra){for(Bt=a.extra;dt<Bt;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}a.length+=_&(1<<a.extra)-1,_>>>=a.extra,dt-=a.extra,a.back+=a.extra}a.was=a.length,a.mode=tt;case tt:for(;St=a.distcode[_&(1<<a.distbits)-1],gt=St>>>24,mt=St>>>16&255,wt=65535&St,!(gt<=dt);){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(0==(240&mt)){for(pt=gt,vt=mt,kt=wt;St=a.distcode[kt+((_&(1<<pt+vt)-1)>>pt)],gt=St>>>24,mt=St>>>16&255,wt=65535&St,!(pt+gt<=dt);){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}_>>>=pt,dt-=pt,a.back+=pt}if(_>>>=gt,dt-=gt,a.back+=gt,64&mt){t.msg="invalid distance code",a.mode=ot;break}a.offset=wt,a.extra=15&mt,a.mode=et;case et:if(a.extra){for(Bt=a.extra;dt<Bt;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}a.offset+=_&(1<<a.extra)-1,_>>>=a.extra,dt-=a.extra,a.back+=a.extra}if(a.offset>a.dmax){t.msg="invalid distance too far back",a.mode=ot;break}a.mode=at;case at:if(0===f)break t;if(ut=_t-f,a.offset>ut){if((ut=a.offset-ut)>a.whave&&a.sane){t.msg="invalid distance too far back",a.mode=ot;break}ut>a.wnext?(ut-=a.wnext,ct=a.wsize-ut):ct=a.wnext-ut,ut>a.length&&(ut=a.length),bt=a.window}else bt=r,ct=o-a.offset,ut=a.length;ut>f&&(ut=f),f-=ut,a.length-=ut;do{r[o++]=bt[ct++]}while(--ut);0===a.length&&(a.mode=V);break;case it:if(0===f)break t;r[o++]=a.length,f--,a.mode=V;break;case nt:if(a.wrap){for(;dt<32;){if(0===l)break t;l--,_|=n[s++]<<dt,dt+=8}if(_t-=f,t.total_out+=_t,a.total+=_t,_t&&(t.adler=a.check=a.flags?b(a.check,r,_t,o-_t):c(a.check,r,_t,o-_t)),_t=f,(a.flags?_:i(_))!==a.check){t.msg="incorrect data check",a.mode=ot;break}_=0,dt=0}a.mode=rt;case rt:if(a.wrap&&a.flags){for(;dt<32;){if(0===l)break t;l--,_+=n[s++]<<dt,dt+=8}if(_!==(4294967295&a.total)){t.msg="incorrect length check",a.mode=ot;break}_=0,dt=0}a.mode=st;case st:xt=B;break t;case ot:xt=A;break t;case lt:return Z;case ht:default:return E}return t.next_out=o,t.avail_out=f,t.next_in=s,t.avail_in=l,a.hold=_,a.bits=dt,(a.wsize||_t!==t.avail_out&&a.mode<ot&&(a.mode<nt||e!==k))&&d(t,t.output,t.next_out,_t-t.avail_out)?(a.mode=lt,Z):(ft-=t.avail_in,_t-=t.avail_out,t.total_in+=ft,t.total_out+=_t,a.total+=_t,a.wrap&&_t&&(t.adler=a.check=a.flags?b(a.check,r,_t,t.next_out-_t):c(a.check,r,_t,t.next_out-_t)),t.data_type=a.bits+(a.last?64:0)+(a.mode===M?128:0)+(a.mode===Q||a.mode===q?256:0),(0===ft&&0===_t||e===k)&&xt===z&&(xt=R),xt)},a.inflateEnd=function(t){if(!t||!t.state)return E;var e=t.state;return e.window&&(e.window=null),t.state=null,z},a.inflateGetHeader=function(t,e){var a;return t&&t.state?0==(2&(a=t.state).wrap)?E:(a.head=e,e.done=!1,z):E},a.inflateSetDictionary=function(t,e){var a,i,n=e.length;return t&&t.state?0!==(a=t.state).wrap&&a.mode!==K?E:a.mode===K&&(i=1,(i=c(i,e,n,0))!==a.check)?A:d(t,e,n,n)?(a.mode=lt,Z):(a.havedict=1,z):E},a.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":3,"./adler32":5,"./crc32":7,"./inffast":10,"./inftrees":12}],12:[function(t,e,a){"use strict";var i=t("../utils/common"),n=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],r=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],s=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],o=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];e.exports=function(t,e,a,l,h,d,f,_){var u,c,b,g,m,w,p,v,k,y=_.bits,x=0,z=0,B=0,S=0,E=0,A=0,Z=0,R=0,C=0,N=0,O=null,D=0,I=new i.Buf16(16),U=new i.Buf16(16),T=null,F=0;for(x=0;x<=15;x++)I[x]=0;for(z=0;z<l;z++)I[e[a+z]]++;for(E=y,S=15;S>=1&&0===I[S];S--);if(E>S&&(E=S),0===S)return h[d++]=20971520,h[d++]=20971520,_.bits=1,0;for(B=1;B<S&&0===I[B];B++);for(E<B&&(E=B),R=1,x=1;x<=15;x++)if(R<<=1,(R-=I[x])<0)return-1;if(R>0&&(0===t||1!==S))return-1;for(U[1]=0,x=1;x<15;x++)U[x+1]=U[x]+I[x];for(z=0;z<l;z++)0!==e[a+z]&&(f[U[e[a+z]]++]=z);if(0===t?(O=T=f,w=19):1===t?(O=n,D-=257,T=r,F-=257,w=256):(O=s,T=o,w=-1),N=0,z=0,x=B,m=d,A=E,Z=0,b=-1,C=1<<E,g=C-1,1===t&&C>852||2===t&&C>592)return 1;for(;;){p=x-Z,f[z]<w?(v=0,k=f[z]):f[z]>w?(v=T[F+f[z]],k=O[D+f[z]]):(v=96,k=0),u=1<<x-Z,B=c=1<<A;do{h[m+(N>>Z)+(c-=u)]=p<<24|v<<16|k|0}while(0!==c);for(u=1<<x-1;N&u;)u>>=1;if(0!==u?(N&=u-1,N+=u):N=0,z++,0==--I[x]){if(x===S)break;x=e[a+f[z]]}if(x>E&&(N&g)!==b){for(0===Z&&(Z=E),m+=B,R=1<<(A=x-Z);A+Z<S&&!((R-=I[A+Z])<=0);)A++,R<<=1;if(C+=1<<A,1===t&&C>852||2===t&&C>592)return 1;h[b=N&g]=E<<24|A<<16|m-d|0}}return 0!==N&&(h[m+N]=x-Z<<24|64<<16|0),_.bits=E,0}},{"../utils/common":3}],13:[function(t,e,a){"use strict";e.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],14:[function(t,e,a){"use strict";function i(t){for(var e=t.length;--e>=0;)t[e]=0}function n(t,e,a,i,n){this.static_tree=t,this.extra_bits=e,this.extra_base=a,this.elems=i,this.max_length=n,this.has_stree=t&&t.length}function r(t,e){this.dyn_tree=t,this.max_code=0,this.stat_desc=e}function s(t){return t<256?et[t]:et[256+(t>>>7)]}function o(t,e){t.pending_buf[t.pending++]=255&e,t.pending_buf[t.pending++]=e>>>8&255}function l(t,e,a){t.bi_valid>M-a?(t.bi_buf|=e<<t.bi_valid&65535,o(t,t.bi_buf),t.bi_buf=e>>M-t.bi_valid,t.bi_valid+=a-M):(t.bi_buf|=e<<t.bi_valid&65535,t.bi_valid+=a)}function h(t,e,a){l(t,a[2*e],a[2*e+1])}function d(t,e){var a=0;do{a|=1&t,t>>>=1,a<<=1}while(--e>0);return a>>>1}function f(t){16===t.bi_valid?(o(t,t.bi_buf),t.bi_buf=0,t.bi_valid=0):t.bi_valid>=8&&(t.pending_buf[t.pending++]=255&t.bi_buf,t.bi_buf>>=8,t.bi_valid-=8)}function _(t,e){var a,i,n,r,s,o,l=e.dyn_tree,h=e.max_code,d=e.stat_desc.static_tree,f=e.stat_desc.has_stree,_=e.stat_desc.extra_bits,u=e.stat_desc.extra_base,c=e.stat_desc.max_length,b=0;for(r=0;r<=K;r++)t.bl_count[r]=0;for(l[2*t.heap[t.heap_max]+1]=0,a=t.heap_max+1;a<j;a++)(r=l[2*l[2*(i=t.heap[a])+1]+1]+1)>c&&(r=c,b++),l[2*i+1]=r,i>h||(t.bl_count[r]++,s=0,i>=u&&(s=_[i-u]),o=l[2*i],t.opt_len+=o*(r+s),f&&(t.static_len+=o*(d[2*i+1]+s)));if(0!==b){do{for(r=c-1;0===t.bl_count[r];)r--;t.bl_count[r]--,t.bl_count[r+1]+=2,t.bl_count[c]--,b-=2}while(b>0);for(r=c;0!==r;r--)for(i=t.bl_count[r];0!==i;)(n=t.heap[--a])>h||(l[2*n+1]!==r&&(t.opt_len+=(r-l[2*n+1])*l[2*n],l[2*n+1]=r),i--)}}function u(t,e,a){var i,n,r=new Array(K+1),s=0;for(i=1;i<=K;i++)r[i]=s=s+a[i-1]<<1;for(n=0;n<=e;n++){var o=t[2*n+1];0!==o&&(t[2*n]=d(r[o]++,o))}}function c(){var t,e,a,i,r,s=new Array(K+1);for(a=0,i=0;i<U-1;i++)for(it[i]=a,t=0;t<1<<W[i];t++)at[a++]=i;for(at[a-1]=i,r=0,i=0;i<16;i++)for(nt[i]=r,t=0;t<1<<J[i];t++)et[r++]=i;for(r>>=7;i<L;i++)for(nt[i]=r<<7,t=0;t<1<<J[i]-7;t++)et[256+r++]=i;for(e=0;e<=K;e++)s[e]=0;for(t=0;t<=143;)$[2*t+1]=8,t++,s[8]++;for(;t<=255;)$[2*t+1]=9,t++,s[9]++;for(;t<=279;)$[2*t+1]=7,t++,s[7]++;for(;t<=287;)$[2*t+1]=8,t++,s[8]++;for(u($,F+1,s),t=0;t<L;t++)tt[2*t+1]=5,tt[2*t]=d(t,5);rt=new n($,W,T+1,F,K),st=new n(tt,J,0,L,K),ot=new n(new Array(0),Q,0,H,P)}function b(t){var e;for(e=0;e<F;e++)t.dyn_ltree[2*e]=0;for(e=0;e<L;e++)t.dyn_dtree[2*e]=0;for(e=0;e<H;e++)t.bl_tree[2*e]=0;t.dyn_ltree[2*Y]=1,t.opt_len=t.static_len=0,t.last_lit=t.matches=0}function g(t){t.bi_valid>8?o(t,t.bi_buf):t.bi_valid>0&&(t.pending_buf[t.pending++]=t.bi_buf),t.bi_buf=0,t.bi_valid=0}function m(t,e,a,i){g(t),i&&(o(t,a),o(t,~a)),A.arraySet(t.pending_buf,t.window,e,a,t.pending),t.pending+=a}function w(t,e,a,i){var n=2*e,r=2*a;return 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src/pages/citySelect/city.js

+export default [
+  {
+    "name": "阿坝藏族羌族自治州",
+    "letter": "A",
+    "longitude": "102.221375",
+    "latitude": "31.899792"
+  },
+  {
+    "name": "阿克苏",
+    "letter": "A",
+    "longitude": "80.265068",
+    "latitude": "41.170712"
+  },
+  {
+    "name": "阿拉尔市",
+    "letter": "A",
+    "longitude": "81.285884",
+    "latitude": "40.541914"
+  },
+  {
+    "name": "阿拉善盟",
+    "letter": "A",
+    "longitude": "105.706423",
+    "latitude": "38.844814"
+  },
+  {
+    "name": "阿勒泰",
+    "letter": "A",
+    "longitude": "88.139630",
+    "latitude": "47.848393"
+  },
+  {
+    "name": "安康市",
+    "letter": "A",
+    "longitude": "109.029273",
+    "latitude": "32.690300"
+  },
+  {
+    "name": "安庆市",
+    "letter": "A",
+    "longitude": "117.043551",
+    "latitude": "30.508830"
+  },
+  {
+    "name": "鞍山市",
+    "letter": "A",
+    "longitude": "122.995632",
+    "latitude": "41.110626"
+  },
+  {
+    "name": "安顺市",
+    "letter": "A",
+    "longitude": "105.932188",
+    "latitude": "26.245544"
+  },
+  {
+    "name": "安阳市",
+    "letter": "A",
+    "longitude": "114.352482",
+    "latitude": "36.103442"
+  },
+  {
+    "name": "巴彦淖尔市",
+    "letter": "B",
+    "longitude": "107.416959",
+    "latitude": "40.757402"
+  },
+  {
+    "name": "巴音郭楞蒙古自治州",
+    "letter": "B",
+    "longitude": "86.150969",
+    "latitude": "41.768552"
+  },
+  {
+    "name": "巴中市",
+    "letter": "B",
+    "longitude": "106.753669",
+    "latitude": "31.858809"
+  },
+  {
+    "name": "白城市",
+    "letter": "B",
+    "longitude": "122.841114",
+    "latitude": "45.619026"
+  },
+  {
+    "name": "百色市",
+    "letter": "B",
+    "longitude": "106.616285",
+    "latitude": "23.897742"
+  },
+  {
+    "name": "白沙黎族自治县",
+    "letter": "B",
+    "longitude": "109.451484",
+    "latitude": "19.224823"
+  },
+  {
+    "name": "白山市",
+    "letter": "B",
+    "longitude": "126.427839",
+    "latitude": "41.942505"
+  },
+  {
+    "name": "白银市",
+    "letter": "B",
+    "longitude": "104.173606",
+    "latitude": "36.545680"
+  },
+  {
+    "name": "蚌埠市",
+    "letter": "B",
+    "longitude": "117.363228",
+    "latitude": "32.939667"
+  },
+  {
+    "name": "保定市",
+    "letter": "B",
+    "longitude": "115.464804",
+    "latitude": "38.874062"
+  },
+  {
+    "name": "宝鸡市",
+    "letter": "B",
+    "longitude": "107.144870",
+    "latitude": "34.369315"
+  },
+  {
+    "name": "保山市",
+    "letter": "B",
+    "longitude": "99.167133",
+    "latitude": "25.111802"
+  },
+  {
+    "name": "保亭黎族苗族自治县",
+    "letter": "B",
+    "longitude": "109.70259",
+    "latitude": "18.63913"
+  },
+  {
+    "name": "包头市",
+    "letter": "B",
+    "longitude": "109.840405",
+    "latitude": "40.658168"
+  },
+  {
+    "name": "北海市",
+    "letter": "B",
+    "longitude": "109.119254",
+    "latitude": "21.473343"
+  },
+  {
+    "name": "北京市",
+    "letter": "B",
+    "longitude": "116.307573",
+    "latitude": "40.048459"
+  },
+  {
+    "name": "北屯市",
+    "letter": "B",
+    "longitude": "87.824932",
+    "latitude": "47.353177"
+  },
+  {
+    "name": "本溪市",
+    "letter": "B",
+    "longitude": "123.770519",
+    "latitude": "41.297909"
+  },
+  {
+    "name": "毕节市",
+    "letter": "B",
+    "longitude": "105.285010",
+    "latitude": "27.301693"
+  },
+  {
+    "name": "滨州市",
+    "letter": "B",
+    "longitude": "118.016974",
+    "latitude": "37.383542"
+  },
+  {
+    "name": "博尔塔拉蒙古自治州",
+    "letter": "B",
+    "longitude": "82.074778",
+    "latitude": "44.903258"
+  },
+  {
+    "name": "亳州市",
+    "letter": "B",
+    "longitude": "115.782939",
+    "latitude": "33.869338"
+  },
+  {
+    "name": "沧州市",
+    "letter": "C",
+    "longitude": "116.857461",
+    "latitude": "38.310582"
+  },
+  {
+    "name": "长春市",
+    "letter": "C",
+    "longitude": "125.323628",
+    "latitude": "43.817001"
+  },
+  {
+    "name": "常德市",
+    "letter": "C",
+    "longitude": "111.691347",
+    "latitude": "29.040225"
+  },
+  {
+    "name": "昌都市",
+    "letter": "C",
+    "longitude": "97.178452",
+    "latitude": "31.136875"
+  },
+  {
+    "name": "昌吉回族自治州",
+    "letter": "C",
+    "longitude": "87.304012",
+    "latitude": "44.014577"
+  },
+  {
+    "name": "昌江黎族自治县",
+    "letter": "C",
+    "longitude": "109.055724",
+    "latitude": "19.298062"
+  },
+  {
+    "name": "长沙市",
+    "letter": "C",
+    "longitude": "112.938888",
+    "latitude": "28.228272"
+  },
+  {
+    "name": "长治市",
+    "letter": "C",
+    "longitude": "113.113556",
+    "latitude": "36.191112"
+  },
+  {
+    "name": "常州市",
+    "letter": "C",
+    "longitude": "119.946973",
+    "latitude": "31.772752"
+  },
+  {
+    "name": "朝阳市",
+    "letter": "C",
+    "longitude": "120.451176",
+    "latitude": "41.576758"
+  },
+  {
+    "name": "潮州市",
+    "letter": "C",
+    "longitude": "116.632301",
+    "latitude": "23.661701"
+  },
+  {
+    "name": "郴州市",
+    "letter": "C",
+    "longitude": "113.014718",
+    "latitude": "25.770510"
+  },
+  {
+    "name": "承德市",
+    "letter": "C",
+    "longitude": "117.939152",
+    "latitude": "40.976204"
+  },
+  {
+    "name": "成都市",
+    "letter": "C",
+    "longitude": "104.066143",
+    "latitude": "30.573095"
+  },
+  {
+    "name": "澄迈县",
+    "letter": "C",
+    "longitude": "110.006755",
+    "latitude": "19.738521"
+  },
+  {
+    "name": "赤峰市",
+    "letter": "C",
+    "longitude": "118.886856",
+    "latitude": "42.257817"
+  },
+  {
+    "name": "池州市",
+    "letter": "C",
+    "longitude": "117.489157",
+    "latitude": "30.656037"
+  },
+  {
+    "name": "重庆市",
+    "letter": "C",
+    "longitude": "106.551557",
+    "latitude": "29.563009"
+  },
+  {
+    "name": "崇左市",
+    "letter": "C",
+    "longitude": "107.353926",
+    "latitude": "22.404108"
+  },
+  {
+    "name": "楚雄彝族自治州",
+    "letter": "C",
+    "longitude": "101.546046",
+    "latitude": "25.041988"
+  },
+  {
+    "name": "滁州市",
+    "letter": "C",
+    "longitude": "118.316264",
+    "latitude": "32.303627"
+  },
+  {
+    "name": "大理白族自治州",
+    "letter": "D",
+    "longitude": "100.225668",
+    "latitude": "25.589449"
+  },
+  {
+    "name": "大连市",
+    "letter": "D",
+    "longitude": "121.618622",
+    "latitude": "38.914590"
+  },
+  {
+    "name": "大庆市",
+    "letter": "D",
+    "longitude": "125.112720",
+    "latitude": "46.590734"
+  },
+  {
+    "name": "大同市",
+    "letter": "D",
+    "longitude": "113.295259",
+    "latitude": "40.090310"
+  },
+  {
+    "name": "大兴安岭",
+    "letter": "D",
+    "longitude": "124.117811",
+    "latitude": "50.411047"
+  },
+  {
+    "name": "达州市",
+    "letter": "D",
+    "longitude": "107.468023",
+    "latitude": "31.209572"
+  },
+  {
+    "name": "丹东市",
+    "letter": "D",
+    "longitude": "124.383044",
+    "latitude": "40.124296"
+  },
+  {
+    "name": "儋州市",
+    "letter": "D",
+    "longitude": "109.576782",
+    "latitude": "19.517486"
+  },
+  {
+    "name": "德宏傣族景颇族自治州",
+    "letter": "D",
+    "longitude": "98.578363",
+    "latitude": "24.436694"
+  },
+  {
+    "name": "德阳市",
+    "letter": "D",
+    "longitude": "104.398651",
+    "latitude": "31.127991"
+  },
+  {
+    "name": "德州市",
+    "letter": "D",
+    "longitude": "116.307428",
+    "latitude": "37.453968"
+  },
+  {
+    "name": "迪庆藏族自治州",
+    "letter": "D",
+    "longitude": "99.706463",
+    "latitude": "27.826853"
+  },
+  {
+    "name": "定安县",
+    "letter": "D",
+    "longitude": "110.358891",
+    "latitude": "19.681434"
+  },
+  {
+    "name": "定西市",
+    "letter": "D",
+    "longitude": "104.626294",
+    "latitude": "35.579578"
+  },
+  {
+    "name": "东方市",
+    "letter": "D",
+    "longitude": "108.653789",
+    "latitude": "19.10198"
+  },
+  {
+    "name": "东莞市",
+    "letter": "D",
+    "longitude": "113.746262",
+    "latitude": "23.046237"
+  },
+  {
+    "name": "东沙群岛",
+    "letter": "D",
+    "longitude": "116.887613",
+    "latitude": "20.617825"
+  },
+  {
+    "name": "东营市",
+    "letter": "D",
+    "longitude": "118.664710",
+    "latitude": "37.434564"
+  },
+  {
+    "name": "鄂尔多斯市",
+    "letter": "E",
+    "longitude": "109.990290",
+    "latitude": "39.817179"
+  },
+  {
+    "name": "鄂州市",
+    "letter": "E",
+    "longitude": "114.890593",
+    "latitude": "30.396536"
+  },
+  {
+    "name": "恩施土家族苗族自治州",
+    "letter": "E",
+    "longitude": "109.486990",
+    "latitude": "30.283114"
+  },
+  {
+    "name": "防城港市",
+    "letter": "F",
+    "longitude": "108.345478",
+    "latitude": "21.614631"
+  },
+  {
+    "name": "佛山市",
+    "letter": "F",
+    "longitude": "113.122717",
+    "latitude": "23.028762"
+  },
+  {
+    "name": "抚顺市",
+    "letter": "F",
+    "longitude": "123.921109",
+    "latitude": "41.875956"
+  },
+  {
+    "name": "阜新市",
+    "letter": "F",
+    "longitude": "121.648962",
+    "latitude": "42.011796"
+  },
+  {
+    "name": "阜阳市",
+    "letter": "F",
+    "longitude": "115.819729",
+    "latitude": "32.896969"
+  },
+  {
+    "name": "福州市",
+    "letter": "F",
+    "longitude": "119.296389",
+    "latitude": "26.074268"
+  },
+  {
+    "name": "抚州市",
+    "letter": "F",
+    "longitude": "116.358351",
+    "latitude": "27.983850"
+  },
+  {
+    "name": "甘南藏族自治州",
+    "letter": "G",
+    "longitude": "102.911008",
+    "latitude": "34.986354"
+  },
+  {
+    "name": "赣州市",
+    "letter": "G",
+    "longitude": "114.940278",
+    "latitude": "25.850970"
+  },
+  {
+    "name": "甘孜藏族自治州",
+    "letter": "G",
+    "longitude": "101.963815",
+    "latitude": "30.050663"
+  },
+  {
+    "name": "固原市",
+    "letter": "G",
+    "longitude": "106.285241",
+    "latitude": "36.004561"
+  },
+  {
+    "name": "广安市",
+    "letter": "G",
+    "longitude": "106.633369",
+    "latitude": "30.456398"
+  },
+  {
+    "name": "广元市",
+    "letter": "G",
+    "longitude": "105.829757",
+    "latitude": "32.433668"
+  },
+  {
+    "name": "广州市",
+    "letter": "G",
+    "longitude": "113.264385",
+    "latitude": "23.129112"
+  },
+  {
+    "name": "贵港市",
+    "letter": "G",
+    "longitude": "109.602146",
+    "latitude": "23.0936"
+  },
+  {
+    "name": "桂林市",
+    "letter": "G",
+    "longitude": "110.299121",
+    "latitude": "25.274215"
+  },
+  {
+    "name": "贵阳市",
+    "letter": "G",
+    "longitude": "106.630153",
+    "latitude": "26.647661"
+  },
+  {
+    "name": "果洛藏族自治州",
+    "letter": "G",
+    "longitude": "100.242143",
+    "latitude": "34.473600"
+  },
+  {
+    "name": "哈尔滨市",
+    "letter": "H",
+    "longitude": "126.535319",
+    "latitude": "45.803131"
+  },
+  {
+    "name": "哈密市",
+    "letter": "H",
+    "longitude": "93.513160",
+    "latitude": "42.833248"
+  },
+  {
+    "name": "海北藏族自治州",
+    "letter": "H",
+    "longitude": "100.901060",
+    "latitude": "36.959435"
+  },
+  {
+    "name": "海东市",
+    "letter": "H",
+    "longitude": "102.104287",
+    "latitude": "36.502040"
+  },
+  {
+    "name": "海口市",
+    "letter": "H",
+    "longitude": "110.198286",
+    "latitude": "20.044412"
+  },
+  {
+    "name": "海南藏族自治州",
+    "letter": "H",
+    "longitude": "100.619542",
+    "latitude": "36.280353"
+  },
+  {
+    "name": "海西蒙古族藏族自治州",
+    "letter": "H",
+    "longitude": "97.370785",
+    "latitude": "37.374663"
+  },
+  {
+    "name": "邯郸市",
+    "letter": "H",
+    "longitude": "114.490686",
+    "latitude": "36.612273"
+  },
+  {
+    "name": "汉中市",
+    "letter": "H",
+    "longitude": "107.028621",
+    "latitude": "33.077668"
+  },
+  {
+    "name": "杭州市",
+    "letter": "H",
+    "longitude": "120.209947",
+    "latitude": "30.245853"
+  },
+  {
+    "name": "鹤壁市",
+    "letter": "H",
+    "longitude": "114.295444",
+    "latitude": "35.748236"
+  },
+  {
+    "name": "河池市",
+    "letter": "H",
+    "longitude": "108.062106",
+    "latitude": "24.695899"
+  },
+  {
+    "name": "合肥市",
+    "letter": "H",
+    "longitude": "117.227308",
+    "latitude": "31.82057"
+  },
+  {
+    "name": "鹤岗市",
+    "letter": "H",
+    "longitude": "130.277487",
+    "latitude": "47.332085"
+  },
+  {
+    "name": "和田",
+    "letter": "H",
+    "longitude": "79.925330",
+    "latitude": "37.110687"
+  },
+  {
+    "name": "河源市",
+    "letter": "H",
+    "longitude": "114.697802",
+    "latitude": "23.746266"
+  },
+  {
+    "name": "菏泽市",
+    "letter": "H",
+    "longitude": "115.469381",
+    "latitude": "35.246531"
+  },
+  {
+    "name": "贺州市",
+    "letter": "H",
+    "longitude": "111.552057",
+    "latitude": "24.414141"
+  },
+  {
+    "name": "黑河市",
+    "letter": "H",
+    "longitude": "127.499023",
+    "latitude": "50.249585"
+  },
+  {
+    "name": "衡水市",
+    "letter": "H",
+    "longitude": "115.665993",
+    "latitude": "37.735097"
+  },
+  {
+    "name": "衡阳市",
+    "letter": "H",
+    "longitude": "112.607693",
+    "latitude": "26.900358"
+  },
+  {
+    "name": "红河哈尼族彝族自治州",
+    "letter": "H",
+    "longitude": "103.384182",
+    "latitude": "23.366775"
+  },
+  {
+    "name": "呼和浩特市",
+    "letter": "H",
+    "longitude": "111.748426",
+    "latitude": "40.842723"
+  },
+  {
+    "name": "葫芦岛市",
+    "letter": "H",
+    "longitude": "120.856394",
+    "latitude": "40.755572"
+  },
+  {
+    "name": "呼伦贝尔市",
+    "letter": "H",
+    "longitude": "119.758168",
+    "latitude": "49.215333"
+  },
+  {
+    "name": "湖州市",
+    "letter": "H",
+    "longitude": "120.102398",
+    "latitude": "30.867198"
+  },
+  {
+    "name": "淮安市",
+    "letter": "H",
+    "longitude": "119.021265",
+    "latitude": "33.597506"
+  },
+  {
+    "name": "淮北市",
+    "letter": "H",
+    "longitude": "116.794664",
+    "latitude": "33.971707"
+  },
+  {
+    "name": "怀化市",
+    "letter": "H",
+    "longitude": "109.978240",
+    "latitude": "27.550082"
+  },
+  {
+    "name": "淮南市",
+    "letter": "H",
+    "longitude": "117.018329",
+    "latitude": "32.647574"
+  },
+  {
+    "name": "黄冈市",
+    "letter": "H",
+    "longitude": "114.879365",
+    "latitude": "30.447711"
+  },
+  {
+    "name": "黄南藏族自治州",
+    "letter": "H",
+    "longitude": "102.019988",
+    "latitude": "35.517744"
+  },
+  {
+    "name": "黄山市",
+    "letter": "H",
+    "longitude": "118.317325",
+    "latitude": "29.709239"
+  },
+  {
+    "name": "黄石市",
+    "letter": "H",
+    "longitude": "115.077048",
+    "latitude": "30.220074"
+  },
+  {
+    "name": "惠州市",
+    "letter": "H",
+    "longitude": "114.412599",
+    "latitude": "23.079404"
+  },
+  {
+    "name": "吉安市",
+    "letter": "J",
+    "longitude": "114.986373",
+    "latitude": "27.111699"
+  },
+  {
+    "name": "吉林市",
+    "letter": "J",
+    "longitude": "126.553020",
+    "latitude": "43.843577"
+  },
+  {
+    "name": "济南市",
+    "letter": "J",
+    "longitude": "117.120098",
+    "latitude": "36.6512"
+  },
+  {
+    "name": "济宁市",
+    "letter": "J",
+    "longitude": "116.587245",
+    "latitude": "35.415393"
+  },
+  {
+    "name": "鸡西市",
+    "letter": "J",
+    "longitude": "130.975966",
+    "latitude": "45.300046"
+  },
+  {
+    "name": "济源市",
+    "letter": "J",
+    "longitude": "112.601919",
+    "latitude": "35.067243"
+  },
+  {
+    "name": "佳木斯市",
+    "letter": "J",
+    "longitude": "130.361634",
+    "latitude": "46.809606"
+  },
+  {
+    "name": "嘉兴市",
+    "letter": "J",
+    "longitude": "120.750865",
+    "latitude": "30.762653"
+  },
+  {
+    "name": "嘉峪关市",
+    "letter": "J",
+    "longitude": "98.277304",
+    "latitude": "39.786529"
+  },
+  {
+    "name": "江门市",
+    "letter": "J",
+    "longitude": "113.094942",
+    "latitude": "22.590431"
+  },
+  {
+    "name": "焦作市",
+    "letter": "J",
+    "longitude": "113.238266",
+    "latitude": "35.239040"
+  },
+  {
+    "name": "揭阳市",
+    "letter": "J",
+    "longitude": "116.355733",
+    "latitude": "23.543778"
+  },
+  {
+    "name": "金昌市",
+    "letter": "J",
+    "longitude": "102.187888",
+    "latitude": "38.514238"
+  },
+  {
+    "name": "晋城市",
+    "letter": "J",
+    "longitude": "112.851274",
+    "latitude": "35.497553"
+  },
+  {
+    "name": "金华市",
+    "letter": "J",
+    "longitude": "119.649506",
+    "latitude": "29.089524"
+  },
+  {
+    "name": "晋中市",
+    "letter": "J",
+    "longitude": "112.736465",
+    "latitude": "37.696495"
+  },
+  {
+    "name": "锦州市",
+    "letter": "J",
+    "longitude": "121.135742",
+    "latitude": "41.119269"
+  },
+  {
+    "name": "景德镇市",
+    "letter": "J",
+    "longitude": "117.214664",
+    "latitude": "29.292560"
+  },
+  {
+    "name": "荆门市",
+    "letter": "J",
+    "longitude": "112.204251",
+    "latitude": "31.035420"
+  },
+  {
+    "name": "荆州市",
+    "letter": "J",
+    "longitude": "112.238130",
+    "latitude": "30.326857"
+  },
+  {
+    "name": "九江市",
+    "letter": "J",
+    "longitude": "115.992811",
+    "latitude": "29.712034"
+  },
+  {
+    "name": "酒泉市",
+    "letter": "J",
+    "longitude": "98.494352",
+    "latitude": "39.732819"
+  },
+  {
+    "name": "喀什",
+    "letter": "K",
+    "longitude": "75.989138",
+    "latitude": "39.467664"
+  },
+  {
+    "name": "开封市",
+    "letter": "K",
+    "longitude": "114.341447",
+    "latitude": "34.797049"
+  },
+  {
+    "name": "可克达拉市",
+    "letter": "K",
+    "longitude": "81.044545",
+    "latitude": "43.944791"
+  },
+  {
+    "name": "克拉玛依市",
+    "letter": "K",
+    "longitude": "84.873946",
+    "latitude": "45.595886"
+  },
+  {
+    "name": "克孜勒苏柯尔克孜自治州",
+    "letter": "K",
+    "longitude": "76.172825",
+    "latitude": "39.713431"
+  },
+  {
+    "name": "昆明市",
+    "letter": "K",
+    "longitude": "102.833722",
+    "latitude": "24.881539"
+  },
+  {
+    "name": "昆玉市",
+    "letter": "K",
+    "longitude": "79.291531",
+    "latitude": "37.210710"
+  },
+  {
+    "name": "拉萨市",
+    "letter": "L",
+    "longitude": "91.171961",
+    "latitude": "29.653482"
+  },
+  {
+    "name": "来宾市",
+    "letter": "L",
+    "longitude": "109.229772",
+    "latitude": "23.733766"
+  },
+  {
+    "name": "兰州市",
+    "letter": "L",
+    "longitude": "103.834249",
+    "latitude": "36.06081"
+  },
+  {
+    "name": "廊坊市",
+    "letter": "L",
+    "longitude": "116.704441",
+    "latitude": "39.523927"
+  },
+  {
+    "name": "乐东黎族自治县",
+    "letter": "L",
+    "longitude": "109.173055",
+    "latitude": "18.75026"
+  },
+  {
+    "name": "乐山市",
+    "letter": "L",
+    "longitude": "103.761263",
+    "latitude": "29.582024"
+  },
+  {
+    "name": "漯河市",
+    "letter": "L",
+    "longitude": "114.026405",
+    "latitude": "33.575855"
+  },
+  {
+    "name": "丽江市",
+    "letter": "L",
+    "longitude": "100.233026",
+    "latitude": "26.872108"
+  },
+  {
+    "name": "丽水市",
+    "letter": "L",
+    "longitude": "119.921786",
+    "latitude": "28.451993"
+  },
+  {
+    "name": "连云港市",
+    "letter": "L",
+    "longitude": "119.178821",
+    "latitude": "34.600018"
+  },
+  {
+    "name": "凉山彝族自治州",
+    "letter": "L",
+    "longitude": "102.258746",
+    "latitude": "27.886762"
+  },
+  {
+    "name": "聊城市",
+    "letter": "L",
+    "longitude": "115.980367",
+    "latitude": "36.456013"
+  },
+  {
+    "name": "辽阳市",
+    "letter": "L",
+    "longitude": "123.181520",
+    "latitude": "41.269402"
+  },
+  {
+    "name": "辽源市",
+    "letter": "L",
+    "longitude": "125.145349",
+    "latitude": "42.902692"
+  },
+  {
+    "name": "临沧市",
+    "letter": "L",
+    "longitude": "100.086970",
+    "latitude": "23.886567"
+  },
+  {
+    "name": "临汾市",
+    "letter": "L",
+    "longitude": "111.517973",
+    "latitude": "36.084150"
+  },
+  {
+    "name": "临高县",
+    "letter": "L",
+    "longitude": "109.690508",
+    "latitude": "19.912026"
+  },
+  {
+    "name": "临夏回族自治州",
+    "letter": "L",
+    "longitude": "103.212006",
+    "latitude": "35.599446"
+  },
+  {
+    "name": "临沂市",
+    "letter": "L",
+    "longitude": "118.326443",
+    "latitude": "35.065282"
+  },
+  {
+    "name": "林芝市",
+    "letter": "L",
+    "longitude": "94.361550",
+    "latitude": "29.648943"
+  },
+  {
+    "name": "陵水黎族自治县",
+    "letter": "L",
+    "longitude": "110.037504",
+    "latitude": "18.506048"
+  },
+  {
+    "name": "六安市",
+    "letter": "L",
+    "longitude": "116.507676",
+    "latitude": "31.752889"
+  },
+  {
+    "name": "六盘水市",
+    "letter": "L",
+    "longitude": "104.846743",
+    "latitude": "26.584643"
+  },
+  {
+    "name": "柳州市",
+    "letter": "L",
+    "longitude": "109.411703",
+    "latitude": "24.314617"
+  },
+  {
+    "name": "陇南市",
+    "letter": "L",
+    "longitude": "104.929379",
+    "latitude": "33.388598"
+  },
+  {
+    "name": "龙岩市",
+    "letter": "L",
+    "longitude": "117.01728",
+    "latitude": "25.075097"
+  },
+  {
+    "name": "娄底市",
+    "letter": "L",
+    "longitude": "112.008497",
+    "latitude": "27.728136"
+  },
+  {
+    "name": "泸州市",
+    "letter": "L",
+    "longitude": "105.443349",
+    "latitude": "28.889138"
+  },
+  {
+    "name": "洛阳市",
+    "letter": "L",
+    "longitude": "112.434468",
+    "latitude": "34.663041"
+  },
+  {
+    "name": "吕梁市",
+    "letter": "L",
+    "longitude": "111.134335",
+    "latitude": "37.524366"
+  },
+  {
+    "name": "马鞍山市",
+    "letter": "M",
+    "longitude": "118.506502",
+    "latitude": "31.669611"
+  },
+  {
+    "name": "茂名市",
+    "letter": "M",
+    "longitude": "110.919229",
+    "latitude": "21.659751"
+  },
+  {
+    "name": "眉山市",
+    "letter": "M",
+    "longitude": "103.831788",
+    "latitude": "30.048318"
+  },
+  {
+    "name": "梅州市",
+    "letter": "M",
+    "longitude": "116.117582",
+    "latitude": "24.299112"
+  },
+  {
+    "name": "绵阳市",
+    "letter": "M",
+    "longitude": "104.741722",
+    "latitude": "31.464020"
+  },
+  {
+    "name": "牡丹江市",
+    "letter": "M",
+    "longitude": "129.618602",
+    "latitude": "44.582962"
+  },
+  {
+    "name": "内江市",
+    "letter": "N",
+    "longitude": "105.057987",
+    "latitude": "29.580148"
+  },
+  {
+    "name": "那曲市",
+    "letter": "N",
+    "longitude": "92.051746",
+    "latitude": "31.478148"
+  },
+  {
+    "name": "南昌市",
+    "letter": "N",
+    "longitude": "115.857963",
+    "latitude": "28.683016"
+  },
+  {
+    "name": "南充市",
+    "letter": "N",
+    "longitude": "106.082974",
+    "latitude": "30.795282"
+  },
+  {
+    "name": "南京市",
+    "letter": "N",
+    "longitude": "118.796623",
+    "latitude": "32.059352"
+  },
+  {
+    "name": "南宁市",
+    "letter": "N",
+    "longitude": "108.36637",
+    "latitude": "22.817746"
+  },
+  {
+    "name": "南平市",
+    "letter": "N",
+    "longitude": "118.178459",
+    "latitude": "26.635627"
+  },
+  {
+    "name": "南通市",
+    "letter": "N",
+    "longitude": "120.864608",
+    "latitude": "32.016212"
+  },
+  {
+    "name": "南阳市",
+    "letter": "N",
+    "longitude": "112.540918",
+    "latitude": "32.999082"
+  },
+  {
+    "name": "宁波市",
+    "letter": "N",
+    "longitude": "121.621600",
+    "latitude": "29.859515"
+  },
+  {
+    "name": "宁德市",
+    "letter": "N",
+    "longitude": "119.527082",
+    "latitude": "26.659241"
+  },
+  {
+    "name": "怒江傈僳族自治州",
+    "letter": "N",
+    "longitude": "98.854304",
+    "latitude": "25.850949"
+  },
+  {
+    "name": "盘锦市",
+    "letter": "P",
+    "longitude": "122.069571",
+    "latitude": "41.124484"
+  },
+  {
+    "name": "攀枝花市",
+    "letter": "P",
+    "longitude": "101.716008",
+    "latitude": "26.580446"
+  },
+  {
+    "name": "平顶山市",
+    "letter": "P",
+    "longitude": "113.307718",
+    "latitude": "33.735241"
+  },
+  {
+    "name": "平凉市",
+    "letter": "P",
+    "longitude": "106.684691",
+    "latitude": "35.54279"
+  },
+  {
+    "name": "萍乡市",
+    "letter": "P",
+    "longitude": "113.852186",
+    "latitude": "27.622946"
+  },
+  {
+    "name": "普洱市",
+    "letter": "P",
+    "longitude": "100.972344",
+    "latitude": "22.777321"
+  },
+  {
+    "name": "莆田市",
+    "letter": "P",
+    "longitude": "119.007558",
+    "latitude": "25.431011"
+  },
+  {
+    "name": "濮阳市",
+    "letter": "P",
+    "longitude": "115.041299",
+    "latitude": "35.768234"
+  },
+  {
+    "name": "齐齐哈尔市",
+    "letter": "Q",
+    "longitude": "123.957920",
+    "latitude": "47.342081"
+  },
+  {
+    "name": "七台河市",
+    "letter": "Q",
+    "longitude": "131.015584",
+    "latitude": "45.771266"
+  },
+  {
+    "name": "黔东南苗族侗族自治州",
+    "letter": "Q",
+    "longitude": "107.977488",
+    "latitude": "26.583352"
+  },
+  {
+    "name": "潜江市",
+    "letter": "Q",
+    "longitude": "112.896866",
+    "latitude": "30.421215"
+  },
+  {
+    "name": "黔南布依族苗族自治州",
+    "letter": "Q",
+    "longitude": "107.517156",
+    "latitude": "26.258219"
+  },
+  {
+    "name": "黔西南布依族苗族自治州",
+    "letter": "Q",
+    "longitude": "104.897971",
+    "latitude": "25.088120"
+  },
+  {
+    "name": "秦皇岛市",
+    "letter": "Q",
+    "longitude": "119.586579",
+    "latitude": "39.942531"
+  },
+  {
+    "name": "钦州市",
+    "letter": "Q",
+    "longitude": "108.624175",
+    "latitude": "21.967127"
+  },
+  {
+    "name": "青岛市",
+    "letter": "Q",
+    "longitude": "120.324447",
+    "latitude": "36.064594"
+  },
+  {
+    "name": "庆阳市",
+    "letter": "Q",
+    "longitude": "107.638372",
+    "latitude": "35.734218"
+  },
+  {
+    "name": "清远市",
+    "letter": "Q",
+    "longitude": "113.051227",
+    "latitude": "23.685022"
+  },
+  {
+    "name": "琼海市",
+    "letter": "Q",
+    "longitude": "110.466785",
+    "latitude": "19.246011"
+  },
+  {
+    "name": "琼中黎族苗族自治县",
+    "letter": "Q",
+    "longitude": "109.838389",
+    "latitude": "19.033369"
+  },
+  {
+    "name": "曲靖市",
+    "letter": "Q",
+    "longitude": "103.797851",
+    "latitude": "25.501557"
+  },
+  {
+    "name": "衢州市",
+    "letter": "Q",
+    "longitude": "118.872630",
+    "latitude": "28.941708"
+  },
+  {
+    "name": "泉州市",
+    "letter": "Q",
+    "longitude": "118.675847",
+    "latitude": "24.874350"
+  },
+  {
+    "name": "日喀则市",
+    "letter": "R",
+    "longitude": "88.885148",
+    "latitude": "29.267519"
+  },
+  {
+    "name": "日照市",
+    "letter": "R",
+    "longitude": "119.461208",
+    "latitude": "35.428588"
+  },
+  {
+    "name": "三门峡市",
+    "letter": "S",
+    "longitude": "111.194099",
+    "latitude": "34.777338"
+  },
+  {
+    "name": "三明市",
+    "letter": "S",
+    "longitude": "117.635001",
+    "latitude": "26.265444"
+  },
+  {
+    "name": "三沙市",
+    "letter": "S",
+    "longitude": "112.338651",
+    "latitude": "16.831004"
+  },
+  {
+    "name": "三亚市",
+    "letter": "S",
+    "longitude": "109.508268",
+    "latitude": "18.247872"
+  },
+  {
+    "name": "山南市",
+    "letter": "S",
+    "longitude": "91.773134",
+    "latitude": "29.237137"
+  },
+  {
+    "name": "汕头市",
+    "letter": "S",
+    "longitude": "116.708463",
+    "latitude": "23.371020"
+  },
+  {
+    "name": "汕尾市",
+    "letter": "S",
+    "longitude": "115.364238",
+    "latitude": "22.774485"
+  },
+  {
+    "name": "上海市",
+    "letter": "S",
+    "longitude": "121.473701",
+    "latitude": "31.230416"
+  },
+  {
+    "name": "商洛市",
+    "letter": "S",
+    "longitude": "109.918561",
+    "latitude": "33.872706"
+  },
+  {
+    "name": "商丘市",
+    "letter": "S",
+    "longitude": "115.650497",
+    "latitude": "34.437054"
+  },
+  {
+    "name": "上饶市",
+    "letter": "S",
+    "longitude": "117.971185",
+    "latitude": "28.444420"
+  },
+  {
+    "name": "韶关市",
+    "letter": "S",
+    "longitude": "113.597313",
+    "latitude": "24.811094"
+  },
+  {
+    "name": "绍兴市",
+    "letter": "S",
+    "longitude": "120.582112",
+    "latitude": "29.997117"
+  },
+  {
+    "name": "邵阳市",
+    "letter": "S",
+    "longitude": "111.469230",
+    "latitude": "27.237842"
+  },
+  {
+    "name": "深圳市",
+    "letter": "S",
+    "longitude": "114.085947",
+    "latitude": "22.547000"
+  },
+  {
+    "name": "沈阳市",
+    "letter": "S",
+    "longitude": "123.465009",
+    "latitude": "41.677287"
+  },
+  {
+    "name": "石河子市",
+    "letter": "S",
+    "longitude": "86.041075",
+    "latitude": "44.305886"
+  },
+  {
+    "name": "石家庄市",
+    "letter": "S",
+    "longitude": "114.514793",
+    "latitude": "38.042225"
+  },
+  {
+    "name": "十堰市",
+    "letter": "S",
+    "longitude": "110.798657",
+    "latitude": "32.629034"
+  },
+  {
+    "name": "石嘴山市",
+    "letter": "S",
+    "longitude": "106.376173",
+    "latitude": "39.013330"
+  },
+  {
+    "name": "双河市",
+    "letter": "S",
+    "longitude": "82.353656",
+    "latitude": "44.840524"
+  },
+  {
+    "name": "双鸭山市",
+    "letter": "S",
+    "longitude": "131.157304",
+    "latitude": "46.643442"
+  },
+  {
+    "name": "朔州市",
+    "letter": "S",
+    "longitude": "112.433387",
+    "latitude": "39.331261"
+  },
+  {
+    "name": "四平市",
+    "letter": "S",
+    "longitude": "124.370785",
+    "latitude": "43.170344"
+  },
+  {
+    "name": "松原市",
+    "letter": "S",
+    "longitude": "124.823608",
+    "latitude": "45.118243"
+  },
+  {
+    "name": "宿迁市",
+    "letter": "S",
+    "longitude": "118.275162",
+    "latitude": "33.963008"
+  },
+  {
+    "name": "宿州市",
+    "letter": "S",
+    "longitude": "116.984084",
+    "latitude": "33.633891"
+  },
+  {
+    "name": "苏州市",
+    "letter": "S",
+    "longitude": "120.619585",
+    "latitude": "31.299379"
+  },
+  {
+    "name": "绥化市",
+    "letter": "S",
+    "longitude": "126.992930",
+    "latitude": "46.637393"
+  },
+  {
+    "name": "遂宁市",
+    "letter": "S",
+    "longitude": "105.571331",
+    "latitude": "30.513311"
+  },
+  {
+    "name": "随州市",
+    "letter": "S",
+    "longitude": "113.382477",
+    "latitude": "31.690187"
+  },
+  {
+    "name": "塔城",
+    "letter": "T",
+    "longitude": "82.985732",
+    "latitude": "46.746301"
+  },
+  {
+    "name": "泰安市",
+    "letter": "T",
+    "longitude": "117.129063",
+    "latitude": "36.194968"
+  },
+  {
+    "name": "太原市",
+    "letter": "T",
+    "longitude": "112.549717",
+    "latitude": "37.87046"
+  },
+  {
+    "name": "台州市",
+    "letter": "T",
+    "longitude": "121.428599",
+    "latitude": "28.661378"
+  },
+  {
+    "name": "泰州市",
+    "letter": "T",
+    "longitude": "119.915176",
+    "latitude": "32.484882"
+  },
+  {
+    "name": "唐山市",
+    "letter": "T",
+    "longitude": "118.175393",
+    "latitude": "39.635113"
+  },
+  {
+    "name": "天津市",
+    "letter": "T",
+    "longitude": "117.200983",
+    "latitude": "39.084158"
+  },
+  {
+    "name": "天门市",
+    "letter": "T",
+    "longitude": "113.165862",
+    "latitude": "30.653061"
+  },
+  {
+    "name": "天水市",
+    "letter": "T",
+    "longitude": "105.724998",
+    "latitude": "34.578529"
+  },
+  {
+    "name": "铁岭市",
+    "letter": "T",
+    "longitude": "123.844279",
+    "latitude": "42.290585"
+  },
+  {
+    "name": "铁门关市",
+    "letter": "T",
+    "longitude": "85.501218",
+    "latitude": "41.827251"
+  },
+  {
+    "name": "铜川市",
+    "letter": "T",
+    "longitude": "108.979608",
+    "latitude": "34.916582"
+  },
+  {
+    "name": "通化市",
+    "letter": "T",
+    "longitude": "125.936501",
+    "latitude": "41.721177"
+  },
+  {
+    "name": "通辽市",
+    "letter": "T",
+    "longitude": "122.263119",
+    "latitude": "43.617429"
+  },
+  {
+    "name": "铜陵市",
+    "letter": "T",
+    "longitude": "117.816576",
+    "latitude": "30.929935"
+  },
+  {
+    "name": "铜仁市",
+    "letter": "T",
+    "longitude": "109.191555",
+    "latitude": "27.718346"
+  },
+  {
+    "name": "吐鲁番市",
+    "letter": "T",
+    "longitude": "89.189537",
+    "latitude": "42.951227"
+  },
+  {
+    "name": "图木舒克市",
+    "letter": "T",
+    "longitude": "79.077978",
+    "latitude": "39.867316"
+  },
+  {
+    "name": "屯昌县",
+    "letter": "T",
+    "longitude": "110.103415",
+    "latitude": "19.351766"
+  },
+  {
+    "name": "万宁市",
+    "letter": "W",
+    "longitude": "110.388793",
+    "latitude": "18.796216"
+  },
+  {
+    "name": "潍坊市",
+    "letter": "W",
+    "longitude": "119.107078",
+    "latitude": "36.709250"
+  },
+  {
+    "name": "威海市",
+    "letter": "W",
+    "longitude": "122.116394",
+    "latitude": "37.509691"
+  },
+  {
+    "name": "渭南市",
+    "letter": "W",
+    "longitude": "109.502882",
+    "latitude": "34.499381"
+  },
+  {
+    "name": "文昌市",
+    "letter": "W",
+    "longitude": "110.753975",
+    "latitude": "19.612986"
+  },
+  {
+    "name": "文山壮族苗族自治州",
+    "letter": "W",
+    "longitude": "104.244010",
+    "latitude": "23.369510"
+  },
+  {
+    "name": "温州市",
+    "letter": "W",
+    "longitude": "120.672111",
+    "latitude": "28.000575"
+  },
+  {
+    "name": "乌海市",
+    "letter": "W",
+    "longitude": "106.825563",
+    "latitude": "39.673734"
+  },
+  {
+    "name": "武汉市",
+    "letter": "W",
+    "longitude": "114.305215",
+    "latitude": "30.592935"
+  },
+  {
+    "name": "芜湖市",
+    "letter": "W",
+    "longitude": "118.376451",
+    "latitude": "31.326319"
+  },
+  {
+    "name": "五家渠市",
+    "letter": "W",
+    "longitude": "87.543240",
+    "latitude": "44.166757"
+  },
+  {
+    "name": "乌兰察布市",
+    "letter": "W",
+    "longitude": "113.114543",
+    "latitude": "41.034126"
+  },
+  {
+    "name": "乌鲁木齐市",
+    "letter": "W",
+    "longitude": "87.616842",
+    "latitude": "43.82539"
+  },
+  {
+    "name": "武威市",
+    "letter": "W",
+    "longitude": "102.634697",
+    "latitude": "37.929996"
+  },
+  {
+    "name": "无锡市",
+    "letter": "W",
+    "longitude": "120.301663",
+    "latitude": "31.574729"
+  },
+  {
+    "name": "五指山市",
+    "letter": "W",
+    "longitude": "109.516925",
+    "latitude": "18.775147"
+  },
+  {
+    "name": "吴忠市",
+    "letter": "W",
+    "longitude": "106.199409",
+    "latitude": "37.986165"
+  },
+  {
+    "name": "梧州市",
+    "letter": "W",
+    "longitude": "111.297604",
+    "latitude": "23.474803"
+  },
+  {
+    "name": "西安市",
+    "letter": "X",
+    "longitude": "108.939621",
+    "latitude": "34.343147"
+  },
+  {
+    "name": "锡林郭勒盟",
+    "letter": "X",
+    "longitude": "116.090996",
+    "latitude": "43.944018"
+  },
+  {
+    "name": "西宁市",
+    "letter": "X",
+    "longitude": "101.778112",
+    "latitude": "36.617042"
+  },
+  {
+    "name": "西双版纳傣族自治州",
+    "letter": "X",
+    "longitude": "100.797941",
+    "latitude": "22.001724"
+  },
+  {
+    "name": "厦门市",
+    "letter": "X",
+    "longitude": "118.110221",
+    "latitude": "24.490474"
+  },
+  {
+    "name": "咸宁市",
+    "letter": "X",
+    "longitude": "114.328963",
+    "latitude": "29.832798"
+  },
+  {
+    "name": "仙桃市",
+    "letter": "X",
+    "longitude": "113.453974",
+    "latitude": "30.364953"
+  },
+  {
+    "name": "咸阳市",
+    "letter": "X",
+    "longitude": "108.705117",
+    "latitude": "34.333439"
+  },
+  {
+    "name": "湘潭市",
+    "letter": "X",
+    "longitude": "112.944052",
+    "latitude": "27.829730"
+  },
+  {
+    "name": "湘西土家族苗族自治州",
+    "letter": "X",
+    "longitude": "109.738783",
+    "latitude": "28.311994"
+  },
+  {
+    "name": "襄阳市",
+    "letter": "X",
+    "longitude": "112.144146",
+    "latitude": "32.042426"
+  },
+  {
+    "name": "孝感市",
+    "letter": "X",
+    "longitude": "113.926656",
+    "latitude": "30.926423"
+  },
+  {
+    "name": "新乡市",
+    "letter": "X",
+    "longitude": "113.883991",
+    "latitude": "35.302616"
+  },
+  {
+    "name": "信阳市",
+    "letter": "X",
+    "longitude": "114.075031",
+    "latitude": "32.123274"
+  },
+  {
+    "name": "新余市",
+    "letter": "X",
+    "longitude": "114.930835",
+    "latitude": "27.810835"
+  },
+  {
+    "name": "忻州市",
+    "letter": "X",
+    "longitude": "112.733538",
+    "latitude": "38.417690"
+  },
+  {
+    "name": "兴安盟",
+    "letter": "X",
+    "longitude": "122.070317",
+    "latitude": "46.076268"
+  },
+  {
+    "name": "邢台市",
+    "letter": "X",
+    "longitude": "114.508851",
+    "latitude": "37.068200"
+  },
+  {
+    "name": "许昌市",
+    "letter": "X",
+    "longitude": "113.826063",
+    "latitude": "34.022956"
+  },
+  {
+    "name": "徐州市",
+    "letter": "X",
+    "longitude": "117.184811",
+    "latitude": "34.261792"
+  },
+  {
+    "name": "宣城市",
+    "letter": "X",
+    "longitude": "118.757995",
+    "latitude": "30.945667"
+  },
+  {
+    "name": "雅安市",
+    "letter": "Y",
+    "longitude": "103.001033",
+    "latitude": "29.987722"
+  },
+  {
+    "name": "延安市",
+    "letter": "Y",
+    "longitude": "109.490810",
+    "latitude": "36.596537"
+  },
+  {
+    "name": "延边朝鲜族自治州",
+    "letter": "Y",
+    "longitude": "129.513228",
+    "latitude": "42.904823"
+  },
+  {
+    "name": "盐城市",
+    "letter": "Y",
+    "longitude": "120.139998",
+    "latitude": "33.377631"
+  },
+  {
+    "name": "烟台市",
+    "letter": "Y",
+    "longitude": "121.391382",
+    "latitude": "37.539297"
+  },
+  {
+    "name": "阳江市",
+    "letter": "Y",
+    "longitude": "111.982697",
+    "latitude": "21.857415"
+  },
+  {
+    "name": "阳泉市",
+    "letter": "Y",
+    "longitude": "113.583285",
+    "latitude": "37.861188"
+  },
+  {
+    "name": "扬州市",
+    "letter": "Y",
+    "longitude": "119.421003",
+    "latitude": "32.393159"
+  },
+  {
+    "name": "宜宾市",
+    "letter": "Y",
+    "longitude": "104.630825",
+    "latitude": "28.760189"
+  },
+  {
+    "name": "宜昌市",
+    "letter": "Y",
+    "longitude": "111.286451",
+    "latitude": "30.69187"
+  },
+  {
+    "name": "宜春市",
+    "letter": "Y",
+    "longitude": "114.391137",
+    "latitude": "27.804300"
+  },
+  {
+    "name": "伊春市",
+    "letter": "Y",
+    "longitude": "128.899396",
+    "latitude": "47.724775"
+  },
+  {
+    "name": "伊犁哈萨克自治州",
+    "letter": "Y",
+    "longitude": "81.317946",
+    "latitude": "43.921860"
+  },
+  {
+    "name": "益阳市",
+    "letter": "Y",
+    "longitude": "112.355042",
+    "latitude": "28.570066"
+  },
+  {
+    "name": "银川市",
+    "letter": "Y",
+    "longitude": "106.230909",
+    "latitude": "38.487193"
+  },
+  {
+    "name": "营口市",
+    "letter": "Y",
+    "longitude": "122.235152",
+    "latitude": "40.667432"
+  },
+  {
+    "name": "鹰潭市",
+    "letter": "Y",
+    "longitude": "117.033838",
+    "latitude": "28.238638"
+  },
+  {
+    "name": "永州市",
+    "letter": "Y",
+    "longitude": "111.608019",
+    "latitude": "26.434516"
+  },
+  {
+    "name": "玉林市",
+    "letter": "Y",
+    "longitude": "110.180962",
+    "latitude": "22.653889"
+  },
+  {
+    "name": "榆林市",
+    "letter": "Y",
+    "longitude": "109.741193",
+    "latitude": "38.290162"
+  },
+  {
+    "name": "玉树藏族自治州",
+    "letter": "Y",
+    "longitude": "97.008522",
+    "latitude": "33.004049"
+  },
+  {
+    "name": "玉溪市",
+    "letter": "Y",
+    "longitude": "102.543907",
+    "latitude": "24.350461"
+  },
+  {
+    "name": "岳阳市",
+    "letter": "Y",
+    "longitude": "113.132855",
+    "latitude": "29.370290"
+  },
+  {
+    "name": "运城市",
+    "letter": "Y",
+    "longitude": "111.003957",
+    "latitude": "35.022778"
+  },
+  {
+    "name": "云浮市",
+    "letter": "Y",
+    "longitude": "112.044439",
+    "latitude": "22.929801"
+  },
+  {
+    "name": "枣庄市",
+    "letter": "Z",
+    "longitude": "117.557964",
+    "latitude": "34.856424"
+  },
+  {
+    "name": "湛江市",
+    "letter": "Z",
+    "longitude": "110.364977",
+    "latitude": "21.274898"
+  },
+  {
+    "name": "张家界市",
+    "letter": "Z",
+    "longitude": "110.479921",
+    "latitude": "29.127401"
+  },
+  {
+    "name": "张家口市",
+    "letter": "Z",
+    "longitude": "114.884091",
+    "latitude": "40.811901"
+  },
+  {
+    "name": "张掖市",
+    "letter": "Z",
+    "longitude": "100.455472",
+    "latitude": "38.932897"
+  },
+  {
+    "name": "漳州市",
+    "letter": "Z",
+    "longitude": "117.661801",
+    "latitude": "24.510897"
+  },
+  {
+    "name": "肇庆市",
+    "letter": "Z",
+    "longitude": "112.472529",
+    "latitude": "23.051546"
+  },
+  {
+    "name": "昭通市",
+    "letter": "Z",
+    "longitude": "103.717216",
+    "latitude": "27.336999"
+  },
+  {
+    "name": "镇江市",
+    "letter": "Z",
+    "longitude": "119.452753",
+    "latitude": "32.204402"
+  },
+  {
+    "name": "郑州市",
+    "letter": "Z",
+    "longitude": "113.823666",
+    "latitude": "34.753349"
+  },
+  {
+    "name": "中山市",
+    "letter": "Z",
+    "longitude": "113.382391",
+    "latitude": "22.521113"
+  },
+  {
+    "name": "中卫市",
+    "letter": "Z",
+    "longitude": "105.189568",
+    "latitude": "37.514951"
+  },
+  {
+    "name": "周口市",
+    "letter": "Z",
+    "longitude": "114.649653",
+    "latitude": "33.620357"
+  },
+  {
+    "name": "舟山市",
+    "letter": "Z",
+    "longitude": "122.106863",
+    "latitude": "30.016028"
+  },
+  {
+    "name": "珠海市",
+    "letter": "Z",
+    "longitude": "113.553986",
+    "latitude": "22.224979"
+  },
+  {
+    "name": "驻马店市",
+    "letter": "Z",
+    "longitude": "114.024736",
+    "latitude": "32.980169"
+  },
+  {
+    "name": "株洲市",
+    "letter": "Z",
+    "longitude": "113.151737",
+    "latitude": "27.835806"
+  },
+  {
+    "name": "淄博市",
+    "letter": "Z",
+    "longitude": "118.047649",
+    "latitude": "36.814939"
+  },
+  {
+    "name": "自贡市",
+    "letter": "Z",
+    "longitude": "104.773447",
+    "latitude": "29.352765"
+  },
+  {
+    "name": "资阳市",
+    "letter": "Z",
+    "longitude": "104.641917",
+    "latitude": "30.122211"
+  },
+  {
+    "name": "遵义市",
+    "letter": "Z",
+    "longitude": "106.937265",
+    "latitude": "27.706626"
+  }
+]

src/pages/citySelect/index.js

+import Taro from '@tarojs/taro';
+import {View, Input, Image, ScrollView, Block} from '@tarojs/components';
+import {connect} from '@tarojs/redux';
+import {setUserInfo} from '@/actions/user';
+import BaseComponent from '@/helper/baseComponent';
+import {throttle} from '@/util/base';
+import cityList from './city'
+import NavBar from '@/components/NavBar'
+// const citySimple = cityList.map(item => {
+//   return {name: item.name, letter: item.letter};
+// })
+
+import './index.scss';
+
+const letterMap = {};
+const letterList = [];
+cityList.forEach(city => {
+  if (!letterMap[city.letter]) {
+    letterMap[city.letter] = true;
+    letterList.push(city.letter);
+  }
+})
+
+
+@connect(({ user }) => ({
+  user
+}), (dispatch) => ({
+  setUserInfo (data) {
+    dispatch(setUserInfo(data || {}))
+  }
+}))
+class CitySelect extends BaseComponent {
+
+  config = {
+    backgroundTextStyle: 'light',
+    navigationBarBackgroundColor: '#FFFFFF',
+    navigationBarTitleText: '城市选择',
+    navigationBarTextStyle: 'black',
+    pullRefresh: false
+  }
+
+  state = {
+    cityList: cityList,
+    letterList: letterList,
+    curLetter: '',
+    showSearch: false,
+    keyword: '',
+    searchList: [],
+    page: 1
+  }
+
+  constructor(props) {
+    super(props);
+    this.search = throttle(this.search, 500).bind(this);
+  }
+
+  scrollToLetter = (letter) => {
+    this.setState({
+      curLetter: `city_${letter}`
+    })
+  }
+
+  //文本框获取焦点
+  handleFocus = () => {
+    this.setState({
+      showSearch: true
+    })
+  }
+
+  search = () => {
+
+  }
+
+  handleInput = (e) => {
+    // console.log(e.target.value);
+    let value = e.target.value;
+    let searchList = [];
+    if (value) {
+      searchList = cityList.filter(city => city.name.indexOf(value) > -1);
+    }
+    this.setState({keyword: value, searchList});
+  }
+
+  //清空文本框
+  clearInput = () => {
+    this.setState({keyword: '', searchList: []})
+  }
+
+  //选择城市
+  selectCity = (item) => {
+    const user = this.props.user;
+    this.props.setUserInfo({
+      // prevLongitude: user.longitude,
+      // prevLatitude: user.latitude,
+      longitude: item.longitude,
+      latitude: item.latitude,
+      city: item.name
+    });
+    // my.navigateBack();
+    Taro.navigateBack();
+    // eventCenter.trigger('selectCity', item);
+  }
+
+  //取消搜索
+  cancelSearch = () => {
+    this.setState({showSearch: false})
+  }
+
+  handleLoadMore = () => {
+    // let page = this.state.page + 1;
+    // let arr = cityList.slice((page - 1) * pageSize, page * pageSize);
+
+    // let obj = arr.reduce((result, item, index) => {
+    //   result[`cityList[${(page - 1) * pageSize + index}]`] = item;
+    //   return result;
+    // }, {});
+
+    // console.log('obj....', obj, this);
+    // obj.page = page;
+    // this.state.page = page;
+    // this.state.cityList.push(...arr);
+    // this.$scope.setData(obj);
+  }
+
+  reLocation = () => {
+    const user = this.props.user;
+    let currentLoc = user && user.current;
+    if (currentLoc && currentLoc.city && currentLoc.latitude && currentLoc.longitude) {
+      this.selectCity({
+        name: currentLoc.city,
+        longitude: currentLoc.longitude,
+        latitude: currentLoc.latitude
+      })
+    } else {
+      this.fetchLocation();
+    }
+  }
+
+  render() {
+    const {
+      cityList,
+      letterList,
+      curLetter,
+      showSearch,
+      keyword,
+      searchList
+    } = this.state;
+
+    const user = this.props.user;
+    let scrollStyle = ``
+
+
+    return (
+      <View>
+      <NavBar pageName='我是标题' bgColor='#fff' showNav></NavBar>
+        <View className={`header${showSearch ? ' searching': ''}`}>
+          <View className='search'>
+            <View className='input-wrapper'>
+              <Image className='search-icon' src='http://hh-oss-picture.miyapay.com/box/9e4db125e6a4908a305904fbe531ba6b.png' />
+              <Input value={keyword} onInput={this.handleInput} placeholder='请输入城市名称进行搜索' onFocus={this.handleFocus} />
+              { showSearch && keyword && <Image onClick={this.clearInput} className='clear-icon' src='http://hh-oss-picture.miyapay.com/box/eeb1d09d119af463e73fd768f6ef656b.png' />}
+            </View>
+            { showSearch && <View className='cancel' onClick={this.cancelSearch}>取消</View> }
+          </View>
+          { !showSearch && <View className='current-city'>
+            <Text className='cur-city-label'>当前城市定位</Text>
+            <View className='city-name-wrapper' onClick={this.reLocation}>
+              <Image className='loc-icon' src='http://hh-oss-picture.miyapay.com/box/45648a57e4c6d309cb438757a2029ba5.png' />
+              <Text className='city-name' className=''>{user.current && user.current.city || '未获取定位'}</Text>
+            </View>
+          </View>}
+        </View>
+        <Block>
+          <scroll-view onScrollToLower={this.handleLoadMore} style={`height: ${showSearch ? 0: 'auto'}`} scrollY className='city-list' scroll-into-view={curLetter}>
+            {cityList.map((item, index) => {
+              return (
+                <Block className='city-item' key={index}>
+                  { (index == 0 || cityList[index - 1] && item.letter !== cityList[index - 1].letter) && <View className='section' id={`city_${item.letter}`}>{item.letter}</View>}
+                  <View
+                    className={`city-name${cityList[index + 1] && cityList[index + 1].letter !== item.letter ? ' no-border' : ''}`}
+                    onClick={this.selectCity.bind(this, item)}
+                  >{item.name}</View>
+                </Block>
+              )
+            })}
+          </scroll-view>
+          { !showSearch && <View className='letter-list'>
+            {letterList.map((item, index) => {
+              return <View key={index} className='letter' onClick={this.scrollToLetter.bind(this, item)}>{item}</View>
+            })}
+          </View>}
+        </Block>
+        <ScrollView style={{height: showSearch ? '100%':0}} scrollY className='search-list'>
+          {searchList.map((item, index) => {
+            return <View onClick={this.selectCity.bind(this, item)} key={index} className='city-name'>{item.name}</View>
+          })}
+        </ScrollView>
+      </View>
+    )
+  }
+}
+export default CitySelect
\ No newline at end of file

src/pages/citySelect/index.scss

+@import '@/assets/variable';
+
+page {
+  background-color: #fff;
+}
+
+.header {
+  position: absolute;
+  width: 100%;
+  box-sizing: border-box;
+  padding: 18px 30px 0;
+  z-index: 20;
+  background-color: #fff;
+
+  &.searching {
+    padding-bottom: 20px;
+    border-bottom: 1px solid #F6F6F6;
+  }
+}
+
+.search {
+  display: flex;
+  align-items: center;
+
+  .input-wrapper {
+    display: flex;
+    align-items: center;
+    flex: 1;
+    height: 80px;
+    padding: 0 30px 0 20px;
+    border-radius: 8px;
+    background-color: #F6F6F6;
+  }
+
+  input {
+    flex: 1;
+    font-size: 28px;
+    background-color: transparent;
+  }
+
+  &-icon {
+    width: 38px;
+    height: 36px;
+  }
+
+  .clear-icon {
+    width: 30px;
+    height: 30px;
+    margin-left: 10px;
+  }
+
+  .cancel {
+    font-size: 28px;
+    color: $BASE-COLOR;
+    margin-left: 30px;
+  }
+}
+
+.city-list {
+  position: absolute;
+  top: 200px;
+  left: 0;
+  bottom: 0;
+  width: 100%;
+  box-sizing: border-box;
+}
+
+.current-city {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  font-size: 28px;
+  height: 102px;
+  padding-right: 10px;
+
+  .cur-city-label {
+    font-weight: 500;
+  }
+
+  .city-name-wrapper {
+    display: flex;
+    align-items: center;
+  }
+
+  .loc-icon {
+    width: 36px;
+    height: 36px;
+    margin-right: 8px;
+  }
+
+}
+
+
+.section {
+  height: 60px;
+  padding-left: 30px;
+  line-height: 60px;
+  font-size: 28px;
+  font-weight: 500;
+  background-color: #F9F9F9;
+}
+
+.city-name {
+  height: 100px;
+  line-height: 100px;
+  margin-left: 40px;
+  font-size: 28px;
+  color: #666666;
+  border-bottom: 1px solid #ECECEC;
+
+  &.no-border {
+    border-width: 0;
+  }
+}
+
+.letter-list {
+  position: fixed;
+  top: 420px;
+  right: 0px;
+  width: 50px;
+  font-size: 24px;
+  line-height: 34px;
+  color: #999999;
+  z-index: 30;
+}
+
+.search-list {
+  position: absolute;
+  height: 100%;
+  width: 100%;
+  box-sizing: border-box;
+  padding-top: 118px;
+}

src/pages/index/index.jsx

+import Taro from '@tarojs/taro'
+import BaseComponent from '@/helper/baseComponent';
+import { View, Image, Text, Button } from '@tarojs/components'
+import { connect } from '@tarojs/redux'
+import { setUserInfo } from '@/actions/user'
+import NavBar from '@/components/NavBar'
+import './index.scss'
+
+
+@connect(({ user, nav }) => ({
+  user, nav
+}), (dispatch) => ({
+  setUserInfo (data) {
+    dispatch(setUserInfo(data || {}))
+  },
+}))
+class Index extends BaseComponent {
+
+  config = {
+    navigationBarTitleText: '首页'
+  }
+
+  state = {
+    located: false
+  }
+  componentWillReceiveProps (nextProps) {
+    console.log(this.props, nextProps)
+  }
+
+  componentWillUnmount () { }
+  componentDidMount() {
+    this.handleLocation();
+  }
+  componentDidShow () { }
+
+  componentDidHide () { }
+
+  // 获取地址权限
+  handleLocation() {
+    this.fetchLocation().then(res => {
+      this.setState({located: true})
+    }).catch(err => {
+      this.setState({located: true})
+    })
+  }
+
+  selectCity(){
+    Taro.navigateTo({
+      url: '/pages/citySelect/index'
+    })
+  }
+  bindgetuserinfo (e) {
+    console.log(e)
+  }
+  render () {
+    const {nav} = this.props
+    const titleTop = nav.globalData.navHeight - nav.globalData.navTop
+    const {located} = this.state;
+    const user = this.props.user;
+    console.log('user', user)
+    // const noLocation = located && (!user.longitude || !user.latitude);
+    const noLoc = (!user || !user.longitude || !user.latitude);
+    return (
+      <View>
+        <NavBar pageName='我是标题' bgColor='#fff' showNav={false}>
+          <View
+            style={`left:${nav.globalData.navRight}px;top:${titleTop}px;background-color:rgba(255,255,255,.6)`}
+            className='city'
+            onClick={this.selectCity}
+          >
+            <Image className='loc-icon' src='http://hh-oss-picture.miyapay.com/box/8dcd356a4ae1ff0c2c0ac9fd69733ab8.png' />
+            <Text className={`${noLoc ? 'no-loc' : ''}`}>{noLoc ? '未获取定位' : user.city}</Text>
+          </View>
+        </NavBar>
+        <Button onGetUserInfo={this.bindgetuserinfo} openType='getUserInfo'>获取授权</Button>
+      </View>
+    )
+  }
+}
+
+export default Index

src/pages/index/index.scss

+.index {
+  flex-direction: column;
+  width: 100%;
+}
+.city {
+  position: absolute;
+  display: inline-flex;
+  align-items: center;
+  font-size: 32px;
+  font-weight: 500;
+  z-index: 11;
+  color: #333;
+  .loc-icon {
+    width: 36px;
+    height: 36px;
+    margin-right: 12px;
+  }
+}
\ No newline at end of file

src/reducers/counter.js

+import { ADD, MINUS } from '../constants/counter'
+
+const INITIAL_STATE = {
+  num: 0
+}
+
+export default function counter (state = INITIAL_STATE, action) {
+  switch (action.type) {
+    case ADD:
+      return {
+        ...state,
+        num: state.num + 1
+      }
+     case MINUS:
+       return {
+         ...state,
+         num: state.num - 1
+       }
+     default:
+       return state
+  }
+}

src/reducers/index.js

+import { combineReducers } from 'redux'
+import counter from './counter'
+import nav from './nav'
+import user from './user'
+
+export default combineReducers({
+  counter,
+  nav,
+  user,
+})

src/reducers/nav.js

+import { NAV } from '../constants/nav'
+
+const INITIAL_STATE = {
+  globalData:{}
+}
+
+export default function nav (state = INITIAL_STATE, action) {
+  console.log(action)
+  switch (action.type) {
+    case NAV:
+      return {
+        ...state,
+        globalData: action.obj,
+      }
+     default:
+       return state
+  }
+}

src/reducers/user.js

+import {
+  SET_USER_INFO
+} from '@/constants/user'
+import Taro from '@tarojs/taro';
+
+const INITIAL_STATE = {
+
+}
+
+export default function userInfo (state = INITIAL_STATE, action) {
+  console.log('action', action)
+  switch (action.type) {
+
+    case SET_USER_INFO:
+      // Taro.setStorageSync('user', JSON.stringify(action.payload || {}));
+      return {
+        ...state,
+        ...action.payload,
+        prevLongitude: state.longitude || '',
+        prevLatitude: state.latitude || ''
+      }
+
+     default:
+       return state
+  }
+}

src/store/index.js

+import { createStore, applyMiddleware, compose } from 'redux'
+import thunkMiddleware from 'redux-thunk'
+import rootReducer from '../reducers'
+
+const composeEnhancers =
+  typeof window === 'object' &&
+  window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__ ?   
+    window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__({
+      // Specify extension’s options like name, actionsBlacklist, actionsCreators, serialize...
+    }) : compose
+
+const middlewares = [
+  thunkMiddleware
+]
+
+if (process.env.NODE_ENV === 'development' && process.env.TARO_ENV !== 'quickapp') {
+  middlewares.push(require('redux-logger').createLogger())
+}
+
+const enhancer = composeEnhancers(
+  applyMiddleware(...middlewares),
+  // other store enhancers if any
+)
+
+export default function configStore () {
+  const store = createStore(rootReducer, enhancer)
+  return store
+}

src/util/base.js

+
+/**
+ * 节流函数
+ * @param {*} func
+ * @param {*} wait
+ * @param {*} options
+ */
+export function throttle(func, wait, options) {
+  var context, args, result;
+  var timeout = null;
+  var previous = 0;
+  if (!options) options = {};
+  var later = function() {
+    previous = options.leading === false ? 0 : Date.now();
+    timeout = null;
+    result = func.apply(context, args);
+    if (!timeout) context = args = null;
+  };
+  return function() {
+    var now = Date.now();
+    if (!previous && options.leading === false) previous = now;
+    var remaining = wait - (now - previous);
+    context = this;
+    args = arguments;
+    if (remaining <= 0 || remaining > wait) {
+      if (timeout) {
+        clearTimeout(timeout);
+        timeout = null;
+      }
+      previous = now;
+      result = func.apply(context, args);
+      if (!timeout) context = args = null;
+    } else if (!timeout && options.trailing !== false) {
+      timeout = setTimeout(later, remaining);
+    }
+    return result;
+  };
+};
+
+//格式化距离
+export const formatDistance = (distance) => {
+  if (!distance) return '';
+  if (distance < 1000) {
+    return `${distance}m`;
+  }
+  return `${(distance / 1000).toFixed(1)}km`;
+}
+
+
+export const formatTime = (timestamp, fmt = 'yyyy-MM-dd hh:mm:ss', ms = true) => {
+  const date = new Date()
+  let fmtResult = fmt
+  date.setTime(ms ? timestamp : timestamp * 1000)
+
+  const o = {
+    'M+': date.getMonth() + 1,
+    'd+': date.getDate(),
+    'h+': date.getHours(),
+    'm+': date.getMinutes(),
+    's+': date.getSeconds(),
+    'q+': Math.floor((date.getMonth() + 3) / 3),
+    S: date.getMilliseconds(),
+  }
+
+  if (/(y+)/.test(fmt)) {
+    fmtResult = fmt.replace(RegExp.$1, `${date.getFullYear()}`.substr(4 - RegExp.$1.length))
+  }
+
+  Object.keys(o).forEach(k => {
+    if (new RegExp(`(${k})`).test(fmtResult)) {
+      fmtResult = fmtResult.replace(
+        RegExp.$1,
+        RegExp.$1.length === 1 ? o[k] : `00${o[k]}`.substr(`${o[k]}`.length),
+      )
+    }
+  })
+
+  return fmtResult
+}
+
+export const formatPathQuery = (path) => {
+  let params = {}
+  if(!path){
+    return params;
+  }
+  try{
+    let querys = path.replace(/[^\?]*\?|#.*$/g, '').split('&')
+    for(let query of querys){
+      let keys = query.split('=')
+      params[keys[0]] = keys[1]
+    }
+    return params;
+  }
+  catch (e) {
+    return params;
+  }
+}
+
+export const formatMoney = (money) => {
+  try {
+   return (+money / 100);
+  } catch(err) {
+    console.log('errr', err);
+    return ''
+  }
+}

src/util/request.js

+import Taro from '@tarojs/taro'
+import config from '@/base.config'
+import {getStore} from '@tarojs/redux';
+import {CHANNEL} from '@/constants/base';
+// import {encrypt} from './encrypt';
+let systemInfo = Taro.getSystemInfoSync();
+let env = Taro.getEnv();
+
+class Request {
+
+  constructor() {
+    this.genRequestMethod();
+  }
+
+  /**
+   * 处理参数
+   * @param {*} url
+   * @param {*} options
+   * @param {*} data
+   */
+  handleParams(url, options) {
+    const {header = {}, ...rest} = options;
+
+    let userState = getStore().getState().user;
+    // console.log('userState.....', userState);
+    const {token} = userState || {};
+
+    if (!/http|https/.test(url)) {
+      url = `${config.httpBaseUrl ? config.httpBaseUrl : ''}${url}`
+    };
+
+    let params = {
+      url,
+      timeout: 10 * 1000,
+      header: {
+        'Content-Type': 'application/json;charset=UTF-8',
+        'token': token || '',
+        ...header,
+      },
+      ...rest
+    };
+
+    if (!token) {
+      delete params.header.token;
+    }
+
+    return params;
+  }
+
+  /**
+   * 处理返回结果
+   * @param {*} res
+   * @param {*} resolve
+   * @param {*} reject
+   */
+  handleResult(res, resolve, reject) {
+    //防止后端返回的是一个字符串
+    if (typeof res.data === 'string') {
+      try {
+        res.data = JSON.parse(res.data);
+      } catch(err) {
+
+      }
+    }
+
+    if (res.statusCode == 200 && res.data.success) {
+      resolve(res.data);
+    }
+
+    if (res.statusCode == 200 && !res.data.success) {
+      Taro.showToast({title: res.data.errorMsg, icon: 'none'});
+      //未登陆
+      if (res.data.errorCode == 403) {
+        //如果跳过登录就不跳了
+        //   Taro.navigateTo({url: '/pages/login/index?back=1'})
+        // })
+      }
+      reject(res.data);
+    }
+
+    if (res.statusCode != 200) {
+      Taro.showToast({title: '服务器异常', icon: 'none'});
+      reject({
+        errorCode: '1000000',
+        errorMsg: '服务器异常'
+      })
+    }
+  }
+
+  /**
+   * 生成请求方法
+   */
+  genRequestMethod() {
+    ['get', 'post', 'delete', 'put'].forEach(methodName => {
+      this[methodName] = (url, data = {}, options = {}) => {
+        return new Promise((resolve, reject) => {
+          let params = this.handleParams(url, options);
+          params.timeout = 100 * 1000;
+          params.method = methodName.toUpperCase();
+          let timeStamp = (new Date()).getTime();
+
+          const channel = CHANNEL[env];
+
+          params.data = {
+            appId: channel.id,
+            batchNo: timeStamp,
+            timestamp: timeStamp,
+            charset: 'utf-8',
+            format: 'JSON',
+            signType: 'RSA2',
+            channel: channel.name,
+            // sign: 'xiaoya',
+            deviceNo: timeStamp,
+            ...data,
+          };
+
+          // if (url.indexOf('/login') > -1) {
+          //   params.data.appletType = 2;
+          // }
+          // let sign = encrypt(params.data);
+
+          params.data.sign = 'xiaoya';
+          // params.data.signType = 'RSA2';
+
+
+          if (methodName === 'post') {
+            params.data = JSON.stringify(params.data || {});
+          }
+
+          // console.log(params.data);
+
+          Taro.request(params)
+            .then(res => {
+              // console.log('res....', res);
+              // try {
+                this.handleResult(res, resolve, reject);
+              // } catch(err) {
+              //   console.log('ggggggg', err);
+              // }
+
+            })
+            .catch(err => {
+              // console.log('errr.......', err);
+              reject({
+                errorCode: '1000000',
+                errorMsg: '服务器异常'
+              })
+            })
+        })
+      }
+    })
+  }
+
+  /**
+   * 上传文件
+   */
+  upload(url, options = {}) {
+    if (typeof my !== 'undefined') {
+      //做一下兼容，支付宝/微信文件名字段不一样
+      if (options.name) {
+        options.fileName = options.name;
+        options.fileType = options.fileType || 'image';
+        // delete options.name;
+      }
+    }
+
+    let params = this.handleParams(url, options);
+    return new Promise((resolve, reject) => {
+      Taro.uploadFile(params)
+        .then(res => {
+          this.handleResult(res, resolve, reject);
+        })
+        .catch(err => {
+          reject({
+            errorCode: '1000000',
+            errorMsg: '服务器异常'
+          })
+        })
+    })
+  }
+}
+
+export default new Request();