Vue 및 ECharts4Taro3을 사용하여 대화형 데이터 시각화 대형 화면 디스플레이를 구축하는 방법

npm install -g @vue/cli
npm install -g @tarojs/cli

vue create my-project

cd my-project

taro init --template taro-template-vue3 my-taro-project

npm install echarts-for-taro@next echarts --save

<template>
  <view>
    <ec-canvas 
      id="my-chart" 
      canvas-id="my-chart" 
      :ec="ec"></ec-canvas>
  </view>
</template>

<script>
import * as echarts from 'echarts';
import { ecCanvas } from 'echarts-for-taro';

export default {
  data () {
    return {
      ec: {
        lazyLoad: true
      }
    }
  },
  mounted () {
    this.initChart();
  },
  methods: {
    initChart () {
      ecCanvas.init(this.$refs['my-chart']).then((canvas) => {
        const chart = echarts.init(canvas.getContext('2d'));
        this.setOption(chart);
      });
    },
    setOption (chart) {
      const option = {
        // 根据需求配置图表的数据和样式
      };
      chart.setOption(option);
    }
  }
}
</script>

<template>
  <view>
    <ec-canvas 
      id="my-chart" 
      canvas-id="my-chart" 
      :ec="ec"></ec-canvas>
  </view>
</template>

<script>
import * as echarts from 'echarts';
import { ecCanvas } from 'echarts-for-taro';

export default {
  data () {
    return {
      ec: {
        lazyLoad: true
      }
    }
  },
  mounted () {
    this.initChart();
  },
  methods: {
    initChart () {
      ecCanvas.init(this.$refs['my-chart']).then((canvas) => {
        const chart = echarts.init(canvas.getContext('2d'));
        this.setOption(chart);
      });
    },
    setOption (chart) {
      const option = {
        xAxis: {
          type: 'category',
          data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
        },
        yAxis: {
          type: 'value'
        },
        series: [{
          data: [120, 200, 150, 80, 70, 110, 130],
          type: 'bar'
        }]
      };
      chart.setOption(option);
    }
  }
}
</script>