定义图表myChart.value=markRaw(echarts.init(document.getElementById("theEcharts")));myChart.value.setOption(options.value);监听鼠标按下，监听鼠标移动，监听鼠标抬起//加条件判断，按下后滑动才能改变图表letetype=0myChart.value.getZr().on('m