toolbox magictype 图标颜色不可更改echarts 折线配置项内容和展示

折线图想在工具栏显示不同的配色，其他几个选项都很正常，但是magictype只能使用一种颜色

      
            option = {
                title: {
                    text: '收缴金额',
                    subtext: '折线图',
                    textStyle: {
                        color: '#333333',
                        fontStyle: 'normal',
                        fontWeight: 'bolder',
                        fontFamily: '微软雅黑',
                        fontSize: "18",
                        align: 'center'
                    },
                    subtextStyle: {
                        color: '#aaaaaa',
                        fontStyle: 'normal',
                        fontWeight: 'normal',
                        fontFamily: '微软雅黑',
                        fontSize: "12",
                        align: 'center'
                    },
                    backgroudcolor: 'transparent',
                    left: 'auto',
                    right: 'auto',
                    top: 'auto',
                    bottom: 'auto'
                },
                tooltip: {
                    trigger: 'axis',
                    axisPointer: {
                        type: 'line',
                        axis: 'x',
                    },
//                    formatter: '{b0}<br /><span style="display:inline-block;margin-right:5px;border-radius:10px;width:10px;height:10px;background-color:#3398DB;"></span>{c0}',
                    backgroundColor: '#6a7985',
                    textStyle: {
                        color: '#ffffff',
                        fontStyle: 'normal',
                        fontWeight: 'normal',
                        fontFamily: '微软雅黑',
                        fontSize: "14"
                    }
                },
                legend: {
                    textStyle: {
                        color: '#333333',
                        fontStyle: 'normal',
                        fontWeight: 'normal',
                        fontFamily: '微软雅黑',
                        fontSize: "12"
                    },
                    data: ['收缴金额']
                },
                toolbox: {
//                    borderColor:['#1e90ff','#22bb22','#4b0082',],
                    show: true,
                    orient: 'horizontal',
                    itemSize: '20',
                    itemGrap: '15',
                    feature: {
                        dataView: {
                            show: true,
                            iconStyle: {
                                borderColor: '#1e90ff'
                            },
                            emphasis:{
                                iconStyle: {
                                    borderColor: '#1e90ff'
                                },
                            }
                        },
                        magicType: {
                            show: true,
                            type: ['line', 'bar'],
                            iconStyle: {
                                borderColor: '#22bb22'
                            },
                            emphasis:{
                                iconStyle: {
                                    borderColor: '#22bb22'
                                },
                            }
                        },
                        restore: {
                            show: true,
                            iconStyle: {
                                borderColor: '#4b0082'
                            },
                            emphasis:{
                                iconStyle: {
                                    borderColor: '#4b0082'
                                },
                            }
                        },
                        saveAsImage: {
                            show: true,
                            iconStyle: {
                                borderColor: '#d2691e'
                            },
                            emphasis:{
                                iconStyle: {
                                    borderColor: '#d2691e'
                                },
                            }
                        }
                    }
            },
                xAxis
            :
            {
                type:'category',
                    axisTick
            :
                {
                    alignWithLabel:true
                }
            ,
                data: [2015 - 12 - 27, 2015 - 12 - 28, 2015 - 12 - 23, 2015 - 12 - 24, 2015 - 12 - 22, 2015 - 12 - 08, 2015 - 12 - 01, 2016 - 01 - 28, 2016 - 01 - 29, 2016 - 01 - 30, 2016 - 01 - 31, 2016 - 01 - 24, 2016 - 01 - 25, 2016 - 01 - 26, 2016 - 01 - 27, 2016 - 01 - 20, 2016 - 01 - 21, 2016 - 01 - 22, 2016 - 01 - 23, 2016 - 01 - 16, 2016 - 01 - 17, 2016 - 01 - 18, 2016 - 01 - 19, 2016 - 01 - 13, 2016 - 01 - 12, 2016 - 12 - 17, 2016 - 01 - 15, 2016 - 01 - 14, 2016 - 01 - 09, 2016 - 01 - 08, 2016 - 01 - 11, 2016 - 01 - 10, 2016 - 01 - 05, 2016 - 01 - 04, 2016 - 01 - 07, 2016 - 01 - 06, 2016 - 01 - 01, 2016 - 01 - 03, 2016 - 01 - 02, 2016 - 12 - 15, 2016 - 12 - 16, 2016 - 12 - 13, 2016 - 12 - 14, 2016 - 12 - 11, 2016 - 12 - 12, 2016 - 12 - 09, 2016 - 12 - 10, 2016 - 12 - 07, 2016 - 12 - 08, 2015 - 06 - 08, 2016 - 12 - 05, 2016 - 12 - 06, 2015 - 06 - 09, 2016 - 12 - 04, 2016 - 12 - 01, 2015 - 07 - 02, 2015 - 07 - 01, 2015 - 07 - 10, 2015 - 07 - 08, 2015 - 07 - 09]
            }
            ,
            yAxis: {
                type:'value'
            }
            ,
            series: [{
                name: '收缴金额',
                type: 'line',
                lineStyle: {
                    color: '#3398DB',
                    width: '2',
                    type: 'solid'
                },
                label:{
                    formatter: '{c}  {name|{a}}'
                },
                data: [100, 100, 100, 200, 200, 10, 20, 710166, 874929, 385192, 406040, 408170, 1466390, 1357935, 945685, 1225241, 1157592, 1132562, 386527, 403586, 397261, 1119655, 1028158, 923678, 1340582, 100, 839152, 930394, 382790, 822592, 1394991, 390365, 946148, 1032238, 850501, 843305, 345249, 459505, 422255, 40, 50, 20, 250, 200, 20, 20, 100, 200, 100, 100, 20, 320, 200, 250, 260, 100, 200, 200, 6600, 2500]
            }]
            }
            ;

            if (option && typeof option === "object") {
                myChart.setOption(option, true);
            }