/**
 * 顶部header
 */
Vue.component("oil-consumption-chart", {
    template: `
       <div :style="{'height':  height+'px'}"  ref="chart"></div>
    `,
    props: {
        height:{
            type:Number
        },
        data:{
            type:Object
        }
    },
    data() {
        return {
            option:{}
        }
    },
    mounted(){
        this.init()
    },
    methods: {
        init(){
            this.getChartData()
        },
        //分类及工时情况
        getChartData(){
            var chChartBar = echarts.init(this.$refs.chart);
            this.echartBar(chChartBar,this.data)
        },
        echartBar(chChart,data){
            let newPromise = new Promise((resolve) => {
                resolve()
            })
            //然后异步执行echarts的初始化函数
            newPromise.then(() => {

                this.option = {
                    tooltip: {
                        trigger: "axis",
                        formatter: function (params) {
                            return (params[0].seriesName+"<br/>"
                                +params[0].name +"："+ params[0].data + "L/h")

                        },
                    },
                    grid: {
                        top:'5%',
                        left: "2%",
                        right: "2%",
                        bottom: "0%",
                        containLabel: true,
                    },
                    xAxis: {
                        type: "category",
                        boundaryGap: false,
                        data: data.xAxis,
                        axisLine: {
                            //坐标轴轴线相关设置。数学上的x轴
                            show: true,
                            lineStyle: {
                                color: "#25597e",
                                type: "dashed",
                            },
                        },
                        axisTick: {
                            show: false
                        },

                        axisLabel: {
                            //坐标轴刻度标签的相关设置
                            textStyle: {
                                color: "#c5d9fc",
                                margin: 20,
                                fontSize:12
                            },
                        },
                    },
                    yAxis: {
                        type: "value",
                        axisLine: {
                            //坐标轴轴线相关设置。数学上的x轴
                            show: false,
                            lineStyle: {
                                color: "#c5d9fc",
                                type: "dashed",
                            },
                        },
                        axisTick: {
                            show: false
                        },
                        axisLabel: {
                            show: true,
                            //坐标轴刻度标签的相关设置
                            textStyle: {
                                color: "#c5d9fc",
                                margin: 20,
                                fontSize:12
                            },
                        },
                        splitLine: {
                            show: true,
                            lineStyle: {
                                color: "#25597e",
                                type: "dashed",
                            },
                        },
                    },
                    series: [
                        {
                            name: data.seriesName,
                            type: "line",
                            symbol: "circle", // 默认是空心圆（中间是白色的），改成实心圆
                            showAllSymbol: true,
                            symbolSize: 8,
                            lineStyle: {
                                normal: {
                                    color: "#7c80f4", // 线条颜色
                                },
                                borderColor: "rgba(0,0,0,.4)",
                            },
                            itemStyle: {
                                color: "rgba(14,30,73,1)",
                                borderColor: "#646ace",
                                borderWidth: 2,
                            },
                            label: {
                                normal: {
                                    show: true,
                                    position: "top",
                                    formatter: [" {a|{c}}"].join(","),
                                    rich: {
                                        a: {
                                            color: "#fff",
                                            align: "center",
                                        },
                                    },
                                },
                            },
                            tooltip: {
                                show: true,
                            },
                            areaStyle: {
                                //区域填充样式
                                normal: {
                                    //线性渐变，前4个参数分别是x0,y0,x2,y2(范围0~1);相当于图形包围盒中的百分比。如果最后一个参数是‘true’，则该四个值是绝对像素位置。
                                    color: new echarts.graphic.LinearGradient(
                                        0,
                                        0,
                                        0,
                                        1,
                                        [
                                            {
                                                offset: 0,
                                                color: "rgba(124, 128, 244,.6)",
                                            },
                                            {
                                                offset: 1,
                                                color: "rgba(124, 128, 244, 0)",
                                            },
                                        ],
                                        false
                                    ),
                                    shadowColor: "rgba(53,142,215, 0.9)", //阴影颜色
                                    shadowBlur: 20, //shadowBlur设图形阴影的模糊大小。配合shadowColor,shadowOffsetX/Y, 设置图形的阴影效果。
                                },
                            },
                            data: data.data,
                        },
                    ],
                };

                chChart.setOption(this.option);
                window.onresize = chChart.resize;
            })
        },
    },
    watch:{
        data() {
           this.init()
        }
    }

})