feats

config/index.js

@@ -17,6 +17,7 @@ const config = {
   copy: {
     patterns: [
       { from: 'src/assets/tabbar/', to: 'dist/assets/tabbar/' },
+      { from: 'src/assets/ec-canvas/', to: 'dist/assets/ec-canvas/' }, // 指定需要 copy 的目录
     ],
     options: {
     }

config/prod.js

@@ -3,7 +3,7 @@ module.exports = {
     NODE_ENV: '"production"'
   },
   defineConstants: {
-    HOST: '"http://192.168.89.147:9087"'
+    HOST: '"http://localhost:9087"'
   },
   mini: {},
   h5: {

jsconfig.json

@@ -2,7 +2,9 @@
   "compilerOptions": {
     "baseUrl": ".",
     "paths": {
-      "@/*": ["./src/*"]
+      "@/*": [
+        "./src/*"
+      ]
     }
   }
-}
+}

package-lock.json

@@ -7226,6 +7226,27 @@
         "safer-buffer": "^2.1.0"
       }
     },
+    "echarts": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmmirror.com/echarts/-/echarts-5.4.1.tgz",
+      "integrity": "sha512-9ltS3M2JB0w2EhcYjCdmtrJ+6haZcW6acBolMGIuf01Hql1yrIV01L1aRj7jsaaIULJslEP9Z3vKlEmnJaWJVQ==",
+      "requires": {
+        "tslib": "2.3.0",
+        "zrender": "5.4.1"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmmirror.com/tslib/-/tslib-2.3.0.tgz",
+          "integrity": "sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg=="
+        }
+      }
+    },
+    "echarts-for-weixin": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmmirror.com/echarts-for-weixin/-/echarts-for-weixin-1.0.2.tgz",
+      "integrity": "sha512-cEk4yFMCJDQpvAgVRKbGvMjXvuW965iEUootJffRFHwJwCq0/GIeoRTTAEuj50PKMMtLTW4DmBPmvPja3sH2jQ=="
+    },
     "ee-first": {
       "version": "1.1.1",
       "resolved": "https://registry.npmmirror.com/ee-first/-/ee-first-1.1.1.tgz",
@@ -19017,6 +19038,21 @@
       "resolved": "https://registry.npmmirror.com/yocto-queue/-/yocto-queue-0.1.0.tgz",
       "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
       "dev": true
+    },
+    "zrender": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmmirror.com/zrender/-/zrender-5.4.1.tgz",
+      "integrity": "sha512-M4Z05BHWtajY2241EmMPHglDQAJ1UyHQcYsxDNzD9XLSkPDqMq4bB28v9Pb4mvHnVQ0GxyTklZ/69xCFP6RXBA==",
+      "requires": {
+        "tslib": "2.3.0"
+      },
+      "dependencies": {
+        "tslib": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmmirror.com/tslib/-/tslib-2.3.0.tgz",
+          "integrity": "sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg=="
+        }
+      }
     }
   }
 }

package.json

@@ -48,9 +48,11 @@
     "@tarojs/taro": "3.5.7",
     "@tarojs/taro-h5": "3.5.7",
     "@zjxpcyc/react-tiny-store": "^2.0.1",
+    "echarts-for-weixin": "^1.0.2",
     "md5": "^2.3.0",
     "react": "^18.0.0",
-    "react-dom": "^18.0.0"
+    "react-dom": "^18.0.0",
+    "echarts": "5.4.1"
   },
   "devDependencies": {
     "@babel/core": "^7.8.0",

src/app.config.js

@@ -25,6 +25,7 @@ export default defineAppConfig({
     'pages/notice/edit/index',
     'pages/my/index',
     'pages/my/edit/index',
+    'pages/statistics/index'
   ],
   window: {
     // backgroundColor: '#1A7565',

src/assets/ec-canvas/ec-canvas.js

@@ -0,0 +1,265 @@
+import WxCanvas from './wx-canvas';
+import * as echarts from './echarts';
+
+let ctx;
+
+function compareVersion(v1, v2) {
+  v1 = v1.split('.')
+  v2 = v2.split('.')
+  const len = Math.max(v1.length, v2.length)
+
+  while (v1.length < len) {
+    v1.push('0')
+  }
+  while (v2.length < len) {
+    v2.push('0')
+  }
+
+  for (let i = 0; i < len; i++) {
+    const num1 = parseInt(v1[i])
+    const num2 = parseInt(v2[i])
+
+    if (num1 > num2) {
+      return 1
+    } else if (num1 < num2) {
+      return -1
+    }
+  }
+  return 0
+}
+
+Component({
+  properties: {
+    canvasId: {
+      type: String,
+      value: 'ec-canvas'
+    },
+
+    ec: {
+      type: Object
+    },
+
+    forceUseOldCanvas: {
+      type: Boolean,
+      value: false
+    }
+  },
+
+  data: {
+    isUseNewCanvas: false
+  },
+
+  ready: function () {
+    // Disable prograssive because drawImage doesn't support DOM as parameter
+    // See https://developers.weixin.qq.com/miniprogram/dev/api/canvas/CanvasContext.drawImage.html
+    echarts.registerPreprocessor(option => {
+      if (option && option.series) {
+        if (option.series.length > 0) {
+          option.series.forEach(series => {
+            series.progressive = 0;
+          });
+        }
+        else if (typeof option.series === 'object') {
+          option.series.progressive = 0;
+        }
+      }
+    });
+
+    if (!this.data.ec) {
+      console.warn('组件需绑定 ec 变量，例：<ec-canvas id="mychart-dom-bar" '
+        + 'canvas-id="mychart-bar" ec="{{ ec }}"></ec-canvas>');
+      return;
+    }
+
+    if (!this.data.ec.lazyLoad) {
+      this.init();
+    }
+  },
+
+  methods: {
+    init: function (callback) {
+      const version = wx.getSystemInfoSync().SDKVersion
+
+      const canUseNewCanvas = compareVersion(version, '2.9.0') >= 0;
+      const forceUseOldCanvas = this.data.forceUseOldCanvas;
+      const isUseNewCanvas = canUseNewCanvas && !forceUseOldCanvas;
+      this.setData({ isUseNewCanvas });
+
+      if (forceUseOldCanvas && canUseNewCanvas) {
+        console.warn('开发者强制使用旧canvas,建议关闭');
+      }
+
+      if (isUseNewCanvas) {
+        // console.log('微信基础库版本大于2.9.0，开始使用<canvas type="2d"/>');
+        // 2.9.0 可以使用 <canvas type="2d"></canvas>
+        this.initByNewWay(callback);
+      } else {
+        const isValid = compareVersion(version, '1.9.91') >= 0
+        if (!isValid) {
+          console.error('微信基础库版本过低，需大于等于 1.9.91。'
+            + '参见：https://github.com/ecomfe/echarts-for-weixin'
+            + '#%E5%BE%AE%E4%BF%A1%E7%89%88%E6%9C%AC%E8%A6%81%E6%B1%82');
+          return;
+        } else {
+          console.warn('建议将微信基础库调整大于等于2.9.0版本。升级后绘图将有更好性能');
+          this.initByOldWay(callback);
+        }
+      }
+    },
+
+    initByOldWay(callback) {
+      // 1.9.91 <= version < 2.9.0：原来的方式初始化
+      ctx = wx.createCanvasContext(this.data.canvasId, this);
+      const canvas = new WxCanvas(ctx, this.data.canvasId, false);
+
+      echarts.setCanvasCreator(() => {
+        return canvas;
+      });
+      // const canvasDpr = wx.getSystemInfoSync().pixelRatio // 微信旧的canvas不能传入dpr
+      const canvasDpr = 1
+      var query = wx.createSelectorQuery().in(this);
+      query.select('.ec-canvas').boundingClientRect(res => {
+        if (typeof callback === 'function') {
+          this.chart = callback(canvas, res.width, res.height, canvasDpr);
+        }
+        else if (this.data.ec && typeof this.data.ec.onInit === 'function') {
+          this.chart = this.data.ec.onInit(canvas, res.width, res.height, canvasDpr);
+        }
+        else {
+          this.triggerEvent('init', {
+            canvas: canvas,
+            width: res.width,
+            height: res.height,
+            canvasDpr: canvasDpr // 增加了dpr，可方便外面echarts.init
+          });
+        }
+      }).exec();
+    },
+
+    initByNewWay(callback) {
+      // version >= 2.9.0：使用新的方式初始化
+      const query = wx.createSelectorQuery().in(this)
+      query
+        .select('.ec-canvas')
+        .fields({ node: true, size: true })
+        .exec(res => {
+          const canvasNode = res[0].node
+          this.canvasNode = canvasNode
+
+          const canvasDpr = wx.getSystemInfoSync().pixelRatio
+          const canvasWidth = res[0].width
+          const canvasHeight = res[0].height
+
+          const ctx = canvasNode.getContext('2d')
+
+          const canvas = new WxCanvas(ctx, this.data.canvasId, true, canvasNode)
+          echarts.setCanvasCreator(() => {
+            return canvas
+          })
+
+          if (typeof callback === 'function') {
+            this.chart = callback(canvas, canvasWidth, canvasHeight, canvasDpr)
+          } else if (this.data.ec && typeof this.data.ec.onInit === 'function') {
+            this.chart = this.data.ec.onInit(canvas, canvasWidth, canvasHeight, canvasDpr)
+          } else {
+            this.triggerEvent('init', {
+              canvas: canvas,
+              width: canvasWidth,
+              height: canvasHeight,
+              dpr: canvasDpr
+            })
+          }
+        })
+    },
+    canvasToTempFilePath(opt) {
+      if (this.data.isUseNewCanvas) {
+        // 新版
+        const query = wx.createSelectorQuery().in(this)
+        query
+          .select('.ec-canvas')
+          .fields({ node: true, size: true })
+          .exec(res => {
+            const canvasNode = res[0].node
+            opt.canvas = canvasNode
+            wx.canvasToTempFilePath(opt)
+          })
+      } else {
+        // 旧的
+        if (!opt.canvasId) {
+          opt.canvasId = this.data.canvasId;
+        }
+        ctx.draw(true, () => {
+          wx.canvasToTempFilePath(opt, this);
+        });
+      }
+    },
+
+    touchStart(e) {
+      if (this.chart && e.touches.length > 0) {
+        var touch = e.touches[0];
+        var handler = this.chart.getZr().handler;
+        handler.dispatch('mousedown', {
+          zrX: touch.x,
+          zrY: touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+        handler.dispatch('mousemove', {
+          zrX: touch.x,
+          zrY: touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+        handler.processGesture(wrapTouch(e), 'start');
+      }
+    },
+
+    touchMove(e) {
+      if (this.chart && e.touches.length > 0) {
+        var touch = e.touches[0];
+        var handler = this.chart.getZr().handler;
+        handler.dispatch('mousemove', {
+          zrX: touch.x,
+          zrY: touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+        handler.processGesture(wrapTouch(e), 'change');
+      }
+    },
+
+    touchEnd(e) {
+      if (this.chart) {
+        const touch = e.changedTouches ? e.changedTouches[0] : {};
+        var handler = this.chart.getZr().handler;
+        handler.dispatch('mouseup', {
+          zrX: touch.x,
+          zrY: touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+        handler.dispatch('click', {
+          zrX: touch.x,
+          zrY: touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+        handler.processGesture(wrapTouch(e), 'end');
+      }
+    }
+  }
+});
+
+function wrapTouch(event) {
+  for (let i = 0; i < event.touches.length; ++i) {
+    const touch = event.touches[i];
+    touch.offsetX = touch.x;
+    touch.offsetY = touch.y;
+  }
+  return event;
+}

src/assets/ec-canvas/ec-canvas.json

@@ -0,0 +1,4 @@
+{
+  "component": true,
+  "usingComponents": {}
+}

src/assets/ec-canvas/ec-canvas.wxml

@@ -0,0 +1,4 @@
+<!-- 新的：接口对其了H5 -->
+<canvas wx:if="{{isUseNewCanvas}}" type="2d" class="ec-canvas" canvas-id="{{ canvasId }}" bindinit="init" bindtouchstart="{{ ec.disableTouch ? '' : 'touchStart' }}" bindtouchmove="{{ ec.disableTouch ? '' : 'touchMove' }}" bindtouchend="{{ ec.disableTouch ? '' : 'touchEnd' }}"></canvas>
+<!-- 旧的 -->
+<canvas wx:else class="ec-canvas" canvas-id="{{ canvasId }}" bindinit="init" bindtouchstart="{{ ec.disableTouch ? '' : 'touchStart' }}" bindtouchmove="{{ ec.disableTouch ? '' : 'touchMove' }}" bindtouchend="{{ ec.disableTouch ? '' : 'touchEnd' }}"></canvas>

src/assets/ec-canvas/ec-canvas.wxss

@@ -0,0 +1,4 @@
+.ec-canvas {
+  width: 100%;
+  height: 100%;
+}

src/assets/ec-canvas/wx-canvas.js

@@ -0,0 +1,111 @@
+export default class WxCanvas {
+  constructor(ctx, canvasId, isNew, canvasNode) {
+    this.ctx = ctx;
+    this.canvasId = canvasId;
+    this.chart = null;
+    this.isNew = isNew
+    if (isNew) {
+      this.canvasNode = canvasNode;
+    }
+    else {
+      this._initStyle(ctx);
+    }
+
+    // this._initCanvas(zrender, ctx);
+
+    this._initEvent();
+  }
+
+  getContext(contextType) {
+    if (contextType === '2d') {
+      return this.ctx;
+    }
+  }
+
+  // canvasToTempFilePath(opt) {
+  //   if (!opt.canvasId) {
+  //     opt.canvasId = this.canvasId;
+  //   }
+  //   return wx.canvasToTempFilePath(opt, this);
+  // }
+
+  setChart(chart) {
+    this.chart = chart;
+  }
+
+  addEventListener() {
+    // noop
+  }
+
+  attachEvent() {
+    // noop
+  }
+
+  detachEvent() {
+    // noop
+  }
+
+  _initCanvas(zrender, ctx) {
+    zrender.util.getContext = function () {
+      return ctx;
+    };
+
+    zrender.util.$override('measureText', function (text, font) {
+      ctx.font = font || '12px sans-serif';
+      return ctx.measureText(text);
+    });
+  }
+
+  _initStyle(ctx) {
+    ctx.createRadialGradient = () => {
+      return ctx.createCircularGradient(arguments);
+    };
+  }
+
+  _initEvent() {
+    this.event = {};
+    const eventNames = [{
+      wxName: 'touchStart',
+      ecName: 'mousedown'
+    }, {
+      wxName: 'touchMove',
+      ecName: 'mousemove'
+    }, {
+      wxName: 'touchEnd',
+      ecName: 'mouseup'
+    }, {
+      wxName: 'touchEnd',
+      ecName: 'click'
+    }];
+    eventNames.forEach(name => {
+      this.event[name.wxName] = e => {
+        const touch = e.touches[0];
+        this.chart.getZr().handler.dispatch(name.ecName, {
+          zrX: name.wxName === 'tap' ? touch.clientX : touch.x,
+          zrY: name.wxName === 'tap' ? touch.clientY : touch.y,
+          preventDefault: () => {},
+          stopImmediatePropagation: () => {},
+          stopPropagation: () => {}
+        });
+      };
+    });
+  }
+
+  set width(w) {
+    if (this.canvasNode) this.canvasNode.width = w
+  }
+  set height(h) {
+    if (this.canvasNode) this.canvasNode.height = h
+  }
+
+  get width() {
+    if (this.canvasNode)
+      return this.canvasNode.width
+    return 0
+  }
+  get height() {
+    if (this.canvasNode)
+      return this.canvasNode.height
+    return 0
+  }
+}

src/layouts/TabBar.jsx

@@ -54,7 +54,8 @@ const mine = {
   label: '我的',
   icon: mineIcon,
   activeIcon: mineActiveIcon,
-  page: '/pages/my/index'
+  // page: '/pages/my/index'
+  page: '/pages/statistics/index'
 }
 
 export default (props) => {

src/pages/my/components/Notice.jsx

@@ -13,9 +13,9 @@ export default (props) => {
   }
 
   return (
-    <View className="wrapper-middle-box" onClick={onClick}>
-      <Image className="wrapper-middle-img" src={smallbell} />
-      <View className="wrapper-middle-text3">消息通知</View>
+    <View className={style['wrapper-middle-box']} onClick={onClick}>
+      <Image className={style['wrapper-middle-img']} src={smallbell} />
+      <View className={style['wrapper-middle-text3']}>消息通知</View>
     </View>
   )
 }

src/pages/my/components/notice.module.less

@@ -4,12 +4,13 @@
   display: grid;
   place-items: center;
   margin-bottom: 20px;
-}
-.wrapper-middle-img {
-  width: 120px;
-  height: 120px;
-}
-.wrapper-middle-text3 {
-  font-size: 32px;
-  margin-bottom: 34px;
+
+  .wrapper-middle-img {
+    width: 120px;
+    height: 120px;
+  }
+  .wrapper-middle-text3 {
+    font-size: 32px;
+    margin-bottom: 36px;
+  }
 }

src/pages/statistics/index.config.js

@@ -0,0 +1,6 @@
+export default definePageConfig({
+  navigationBarTitleText: '数据统计',
+  usingComponents: {
+    'ec-canvas': '../../assets/ec-canvas/ec-canvas'
+  }
+})

src/pages/statistics/index.jsx

@@ -0,0 +1,95 @@
+import React from 'react';
+import Page from '@/layouts/index';
+import { Cell, CellGroup } from '@antmjs/vantui'
+import { View } from '@tarojs/components';
+// import * as echarts from "echarts"
+import * as echarts from '@/assets/ec-canvas/echarts';
+import './index.less';
+
+export default (props) => {
+
+  function initChart (canvas, width, height, dpr) {
+
+    console.log('---------->', canvas, width, height)
+
+    const chart = echarts.init(canvas, null, {
+      width: width,
+      height: height,
+      devicePixelRatio: dpr // new
+    });
+    canvas.setChart(chart);
+
+    var option = {
+      title: {
+        text: '上报统计'
+      },
+      grid: {
+        containLabel: true
+      },
+      tooltip: {
+        show: true,
+        trigger: 'axis'
+      },
+      xAxis: {
+        type: 'category',
+        boundaryGap: false,
+        data: ['12/01', '12/02', '12/03', '12/04', '12/05', '12/06', '12/07'],
+        // show: false
+      },
+      yAxis: {
+        x: 'center',
+        type: 'value',
+        // show: false
+      },
+      series: [
+        {
+          name: 'Line 1',
+          type: 'line',
+          stack: 'Total',
+          smooth: true,
+          lineStyle: {
+            width: 0
+          },
+          showSymbol: false,
+          areaStyle: {
+            opacity: 0.8,
+            color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
+              {
+                offset: 0,
+                color: 'rgb(128, 255, 165)'
+              },
+              {
+                offset: 1,
+                color: 'rgb(1, 191, 236)'
+              }
+            ])
+          },
+          emphasis: {
+            focus: 'series'
+          },
+          data: [180, 332, 191, 294, 210, 151, 230]
+        }
+      ]
+    };
+
+    chart.setOption(option);
+    return chart;
+  }
+
+  const ec = {
+    onInit: initChart
+  };
+
+  return (
+    <Page>
+      <View>
+        <CellGroup>
+          <Cell title="时间维度" isLink value="本周" />
+        </CellGroup>
+      </View>
+      <view class="container" style={{ height: '500px' }}>
+        <ec-canvas canvasId="mychart-bar" ec={ec}></ec-canvas>
+      </view>
+    </Page>
+  )
+}