gaoshp
2024-06-13 fd7586c8d91473d2850af1e48b12f1a289e6b8d1
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<template>
    <div ref="scEcharts" :style="{height:height, width:width}"></div>
</template>
 
<script>
    import * as echarts from 'echarts';
    import T from './echarts-theme-T.js';
    echarts.registerTheme('T', T);
    const unwarp = (obj) => obj && (obj.__v_raw || obj.valueOf() || obj);
 
    export default {
        ...echarts,
        name: "scEcharts",
        props: {
            height: { type: String, default: "100%" },
            width: { type: String, default: "100%" },
            nodata: {type: Boolean, default: false },
            option: { type: Object, default: () => {} }
        },
        data() {
            return {
                isActivat: false,
                myChart: null
            }
        },
        watch: {
            option: {
                deep:true,
                handler (v) {
                    unwarp(this.myChart).setOption(v);
                }
            }
        },
        computed: {
            myOptions: function() {
                return this.option || {};
            }
        },
        activated(){
            if(!this.isActivat){
                this.$nextTick(() => {
                    this.myChart.resize()
                })
            }
        },
        deactivated(){
            this.isActivat = false;
        },
        mounted(){
            this.isActivat = true;
            this.$nextTick(() => {
                this.draw();
            })
        },
        methods: {
            draw(){
                var myChart = echarts.init(this.$refs.scEcharts, 'T');
                myChart.setOption(this.myOptions);
                this.myChart = myChart;
                window.addEventListener('resize', () => myChart.resize());
            }
        }
    }
</script>