lxw
2020-07-11 9db52f2f2dd3665fe9da1ae5657e0167c3a34d40
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function createEcharts(ele){
    //console.info(xarr.length);
    var height = document.documentElement.clientHeight + 'px';
    var width = document.documentElement.clientWidth-20 + 'px';
    $(ele).height(height).width(width);
}
// 绘制折线图
var myLineChart;            
function CreateLineEchart(ele,lname,xdata,sdata){
    createEcharts(ele)
    myLineChart=echarts.init(ele);
    var option={
        tooltip:{
            trigger: 'axis'
        },
        title : {   
            //text: tname,
            x: "center", //标题水平方向位置
            textStyle: {  
                fontSize:13  
            }
        },
        toolbox:{
            show :true
        },
        calculable :true,
        xAxis:{
            data:xdata
        },
        grid: {
            left: '1%',
            right: '5%',
            bottom: '2%',
            containLabel: true
        },
        yAxis:[{
            name:"y("+lname+")"    ,
            type:'value',
            min:Math.floor(Math.min.apply(null, sdata)-1),
            max:Math.ceil(Math.max.apply(null, sdata)+1),
            precision:2,
            axisLabel:{
                formatter:function(value){
                    //解决原点处带符号问题
                    if(value==0)
                    {
                        return value;
                    }else{
                        return value ;
                    }
                }
            }
        }],
        series:[{
            type:'line',
            name:'',
            symbol:'none',
            data:sdata,
            itemStyle:{
                normal:{
                    lineStyle:{
                        color:'green'
                    }                    
                }
            }
            
        }]
    };
    // 使用刚指定的配置项和数据显示图表。
    myLineChart.setOption(option);
}