<template>
<view class="content">
<!-- #ifdef APP-PLUS || H5 -->
<view @click="echarts.onClick" :prop="option" :change:prop="echarts.updateEcharts" id="echarts" class="echarts"></view>
<button @click="changeOption">更新数据</button>
<!-- #endif -->
<!-- #ifndef APP-PLUS || H5 -->
<view>非 APP、H5 环境不支持</view>
<!-- #endif -->
</view>
</template>
<script>
export default {
data() {
return {
option: {
title: {
text: 'ECharts 入门示例'
},
tooltip: {},
legend: {
data: ['销量']
},
xAxis: {
data: ["衬衫", "羊毛衫", "雪纺衫", "裤子", "高跟鞋", "袜子"]
},
yAxis: {},
series: [{
name: '销量',
type: 'bar',
data: [5, 20, 36, 10, 10, 20]
}]
}
}
},
onLoad() {
},
methods: {
changeOption() {
const data = this.option.series[0].data
// 随机更新示例数据
data.forEach((item, index) => {
data.splice(index, 1, Math.random() * 40)
})
},
onViewClick(options) {
console.log(options)
}
}
}
</script>
<script module="echarts" lang="renderjs">
let myChart
export default {
mounted() {
if (typeof window.echarts === 'function') {
this.initEcharts()
} else {
// 动态引入较大类库避免影响页面展示
const script = document.createElement('script')
// view 层的页面运行在 www 根目录,其相对路径相对于 www 计算
script.src = 'static/echarts.js'
script.onload = this.initEcharts.bind(this)
document.head.appendChild(script)
}
},
methods: {
initEcharts() {
myChart = echarts.init(document.getElementById('echarts'))
// 观测更新的数据在 view 层可以直接访问到
myChart.setOption(this.option)
},
updateEcharts(newValue, oldValue, ownerInstance, instance) {
// 监听 service 层数据变更
myChart.setOption(newValue)
},
onClick(event, ownerInstance) {
// 调用 service 层的方法
ownerInstance.callMethod('onViewClick', {
test: 'test'
})
}
}
}
</script>
<style>
.content {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
.echarts {
margin-top: 100px;
width: 100%;
height: 300px;
}
</style>

- 发布:2022-05-30 10:47
- 更新:2022-06-03 17:34
- 阅读:245
产品分类: HbuilderX
PC开发环境操作系统: Windows
PC开发环境操作系统版本号: windows 11
HBuilderX版本号: 3.4.7
App下载地址或H5⽹址: https://ext.dcloud.net.cn/plugin?id=1207
示例代码:
操作步骤:
<template>
<view class="content">
<!-- #ifdef APP-PLUS || H5 -->
<view @click="echarts.onClick" :prop="option" :change:prop="echarts.updateEcharts" id="echarts" class="echarts"></view>
<button @click="changeOption">更新数据</button>
<!-- #endif -->
<!-- #ifndef APP-PLUS || H5 -->
<view>非 APP、H5 环境不支持</view>
<!-- #endif -->
</view>
</template>
<script>
export default {
data() {
return {
option: {
title: {
text: 'ECharts 入门示例'
},
tooltip: {},
legend: {
data: ['销量']
},
xAxis: {
data: ["衬衫", "羊毛衫", "雪纺衫", "裤子", "高跟鞋", "袜子"]
},
yAxis: {},
series: [{
name: '销量',
type: 'bar',
data: [5, 20, 36, 10, 10, 20]
}]
}
}
},
onLoad() {
},
methods: {
changeOption() {
const data = this.option.series[0].data
// 随机更新示例数据
data.forEach((item, index) => {
data.splice(index, 1, Math.random() * 40)
})
},
onViewClick(options) {
console.log(options)
}
}
}
</script>
<script module="echarts" lang="renderjs">
let myChart
export default {
mounted() {
if (typeof window.echarts === 'function') {
this.initEcharts()
} else {
// 动态引入较大类库避免影响页面展示
const script = document.createElement('script')
// view 层的页面运行在 www 根目录,其相对路径相对于 www 计算
script.src = 'static/echarts.js'
script.onload = this.initEcharts.bind(this)
document.head.appendChild(script)
}
},
methods: {
initEcharts() {
myChart = echarts.init(document.getElementById('echarts'))
// 观测更新的数据在 view 层可以直接访问到
myChart.setOption(this.option)
},
updateEcharts(newValue, oldValue, ownerInstance, instance) {
// 监听 service 层数据变更
myChart.setOption(newValue)
},
onClick(event, ownerInstance) {
// 调用 service 层的方法
ownerInstance.callMethod('onViewClick', {
test: 'test'
})
}
}
}
</script>
<style>
.content {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
.echarts {
margin-top: 100px;
width: 100%;
height: 300px;
}
</style>
<template>
<view class="content">
<!-- #ifdef APP-PLUS || H5 -->
<view @click="echarts.onClick" :prop="option" :change:prop="echarts.updateEcharts" id="echarts" class="echarts"></view>
<button @click="changeOption">更新数据</button>
<!-- #endif -->
<!-- #ifndef APP-PLUS || H5 -->
<view>非 APP、H5 环境不支持</view>
<!-- #endif -->
</view>
</template>
<script>
export default {
data() {
return {
option: {
title: {
text: 'ECharts 入门示例'
},
tooltip: {},
legend: {
data: ['销量']
},
xAxis: {
data: ["衬衫", "羊毛衫", "雪纺衫", "裤子", "高跟鞋", "袜子"]
},
yAxis: {},
series: [{
name: '销量',
type: 'bar',
data: [5, 20, 36, 10, 10, 20]
}]
}
}
},
onLoad() {
},
methods: {
changeOption() {
const data = this.option.series[0].data
// 随机更新示例数据
data.forEach((item, index) => {
data.splice(index, 1, Math.random() * 40)
})
},
onViewClick(options) {
console.log(options)
}
}
}
</script>
<script module="echarts" lang="renderjs">
let myChart
export default {
mounted() {
if (typeof window.echarts === 'function') {
this.initEcharts()
} else {
// 动态引入较大类库避免影响页面展示
const script = document.createElement('script')
// view 层的页面运行在 www 根目录,其相对路径相对于 www 计算
script.src = 'static/echarts.js'
script.onload = this.initEcharts.bind(this)
document.head.appendChild(script)
}
},
methods: {
initEcharts() {
myChart = echarts.init(document.getElementById('echarts'))
// 观测更新的数据在 view 层可以直接访问到
myChart.setOption(this.option)
},
updateEcharts(newValue, oldValue, ownerInstance, instance) {
// 监听 service 层数据变更
myChart.setOption(newValue)
},
onClick(event, ownerInstance) {
// 调用 service 层的方法
ownerInstance.callMethod('onViewClick', {
test: 'test'
})
}
}
}
</script>
<style>
.content {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
.echarts {
margin-top: 100px;
width: 100%;
height: 300px;
}
</style>
预期结果:
无错误
无错误
实际结果:
10:45:00.407 项目 'renderjs-echarts-demo' 开始编译...
10:45:03.321 请注意运行模式下,因日志输出、sourcemap以及未压缩源码等原因,性能和包体积,均不及发行模式。
10:45:03.633 正在编译中...
10:45:05.766 INFO Starting development server...
10:45:20.554 App running at:
10:45:20.554 - Local: http://localhost:8080/
10:45:20.557 - Network: http://192.168.1.7:8080/
10:45:20.558 项目 'renderjs-echarts-demo' 编译成功。前端运行日志,请另行在浏览器的控制台查看。
10:45:20.559 H5版常见问题参考: https://ask.dcloud.net.cn/article/35232
10:45:24.223 [HMR] Waiting for update signal from WDS...
10:45:24.450 App Launch at App.vue:4
10:45:24.452 App Show at App.vue:7
10:45:24.479 [Vue warn]: Error in callback for immediate watcher "option": "TypeError: Cannot read property 'setOption' of undefined"
found in
---> at pages/index/index.vue
10:45:24.485 [system]TypeError: Cannot read property 'setOption' of undefined
at VueComponent.updateEcharts (webpack-internal:///qZC/:23:15)
at VueComponent.vnode.$wxsWatches.(anonymous function).oldWxsWatches.(anonymous function).vnode.context.$watch.immediate (http://localhost:8080/static/js/chunk-vendors.js:8478:21)
at VueComponent.Vue.$watch (http://localhost:8080/static/js/chunk-vendors.js:6693:12)
at http://localhost:8080/static/js/chunk-vendors.js:8477:68
at Array.forEach (<anonymous>)
at Array.updateWxsProps (http://localhost:8080/static/js/chunk-vendors.js:8470:25)
at invokeCreateHooks (http://localhost:8080/static/js/chunk-vendors.js:7811:22)
at initComponent (http://localhost:8080/static/js/chunk-vendors.js:7744:7)
at createComponent (http://localhost:8080/static/js/chunk-vendors.js:7727:9)
at createElm (http://localhost:8080/static/js/chunk-vendors.js:7667:9)
10:45:00.407 项目 'renderjs-echarts-demo' 开始编译...
10:45:03.321 请注意运行模式下,因日志输出、sourcemap以及未压缩源码等原因,性能和包体积,均不及发行模式。
10:45:03.633 正在编译中...
10:45:05.766 INFO Starting development server...
10:45:20.554 App running at:
10:45:20.554 - Local: http://localhost:8080/
10:45:20.557 - Network: http://192.168.1.7:8080/
10:45:20.558 项目 'renderjs-echarts-demo' 编译成功。前端运行日志,请另行在浏览器的控制台查看。
10:45:20.559 H5版常见问题参考: https://ask.dcloud.net.cn/article/35232
10:45:24.223 [HMR] Waiting for update signal from WDS...
10:45:24.450 App Launch at App.vue:4
10:45:24.452 App Show at App.vue:7
10:45:24.479 [Vue warn]: Error in callback for immediate watcher "option": "TypeError: Cannot read property 'setOption' of undefined"
found in
---> at pages/index/index.vue
10:45:24.485 [system]TypeError: Cannot read property 'setOption' of undefined
at VueComponent.updateEcharts (webpack-internal:///qZC/:23:15)
at VueComponent.vnode.$wxsWatches.(anonymous function).oldWxsWatches.(anonymous function).vnode.context.$watch.immediate (http://localhost:8080/static/js/chunk-vendors.js:8478:21)
at VueComponent.Vue.$watch (http://localhost:8080/static/js/chunk-vendors.js:6693:12)
at http://localhost:8080/static/js/chunk-vendors.js:8477:68
at Array.forEach (<anonymous>)
at Array.updateWxsProps (http://localhost:8080/static/js/chunk-vendors.js:8470:25)
at invokeCreateHooks (http://localhost:8080/static/js/chunk-vendors.js:7811:22)
at initComponent (http://localhost:8080/static/js/chunk-vendors.js:7744:7)
at createComponent (http://localhost:8080/static/js/chunk-vendors.js:7727:9)
at createElm (http://localhost:8080/static/js/chunk-vendors.js:7667:9)
bug描述:
3.3.13以后的版本,编译视图层renderjs中的代码时,调用任意对象方法时都会报错,而且编译后的APP和H5也无法正常运行。官方提供的renderjs-echarts-demo示例也会报错。
木天雨 (作者)
vue2
2022-05-30 10:52