地图貌似无法使用

hungeroxc commented 4 years ago

使用echarts的时候，地图显示不出来，也不报错，只显示一个标题

hungeroxc commented 4 years ago

这是源码:

<template>
  <view class="mapWrapper">
    <uni-ec-canvas
      class="customMap"
      id="customMap"
      canvas-id="customMapCharts"
      ref="customMap"
      :ec="ec"
    ></uni-ec-canvas>
  </view>
</template>

<script>
import './../../../node_modules/echarts/map/js/china'
import echarts from '@/components/uni-ec-canvas/echarts'
import uniEcCanvas from "@/components/uni-ec-canvas/uni-ec-canvas.vue"

function randomData() {  
     return Math.round(Math.random()*500);  
} 
var mydata = [  
    {name: '北京',value: '100' },{name: '天津',value: randomData() },  
    {name: '上海',value: randomData() },{name: '重庆',value: randomData() },  
    {name: '河北',value: randomData() },{name: '河南',value: randomData() },  
    {name: '云南',value: randomData() },{name: '辽宁',value: randomData() },  
    {name: '黑龙江',value: randomData() },{name: '湖南',value: randomData() },  
    {name: '安徽',value: randomData() },{name: '山东',value: randomData() },  
    {name: '新疆',value: randomData() },{name: '江苏',value: randomData() },  
    {name: '浙江',value: randomData() },{name: '江西',value: randomData() },  
    {name: '湖北',value: randomData() },{name: '广西',value: randomData() },  
    {name: '甘肃',value: randomData() },{name: '山西',value: randomData() },  
    {name: '内蒙古',value: randomData() },{name: '陕西',value: randomData() },  
    {name: '吉林',value: randomData() },{name: '福建',value: randomData() },  
    {name: '贵州',value: randomData() },{name: '广东',value: randomData() },  
    {name: '青海',value: randomData() },{name: '西藏',value: randomData() },  
    {name: '四川',value: randomData() },{name: '宁夏',value: randomData() },  
    {name: '海南',value: randomData() },{name: '台湾',value: randomData() },  
    {name: '香港',value: randomData() },{name: '澳门',value: randomData() }  
];

export default {
    data() {
        return {
            ec: {
                option: {
                backgroundColor: '#FFFFFF',  
                title: {  
                    text: '全国地图大数据',  
                    subtext: '',  
                    x:'center'  
                },  
                tooltip : {  
                    trigger: 'item'  
                },  

                //左侧小导航图标
                visualMap: {  
                    show : true,  
                    x: 'left',  
                    y: 'center',  
                    splitList: [   
                        {start: 500, end:600},{start: 400, end: 500},  
                        {start: 300, end: 400},{start: 200, end: 300},  
                        {start: 100, end: 200},{start: 0, end: 100},  
                    ],  
                    color: ['#5475f5', '#9feaa5', '#85daef','#74e2ca', '#e6ac53', '#9fb5ea']  
                },  

                //配置属性
                series: [{  
                    name: '数据',  
                    type: 'map',  
                    mapType: 'china',   
                    roam: true,  
                    label: {  
                        normal: {  
                            show: true  //省份名称  
                        },  
                        emphasis: {  
                            show: false  
                        }  
                    },  
                    data:mydata  //数据
                }]                    
                }
            }
        }
    },

    // mounted() {
    //    this.$refs.customMap.$curChart.setOption(this.ec.option)
    // },

    components: {
        uniEcCanvas
    }
}

</script>

<style>
.mapWrapper {
    height: 400px;
    widows: 350px;
}
    .customMap {
        height: 385px;
        width: 350px;
        display: block;
    }
</style>

hungeroxc commented 4 years ago

补充一张效果图:

Zhuyi731 commented 4 years ago

数据初始化的时候没有使用组件的echart去注册地图
加上这个就行了

import echart from './uni-ec-canvas/echarts'
echart.registerMap('china', china)

hungeroxc commented 4 years ago

对的，需要引入echarts的map包中的china.json文件

Zhuyi731 / echarts-for-wx-uniapp

地图貌似无法使用 #9