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| <!--
| 描述: 双轴柱状图
| 作者: Jack Chen
| 日期: 2020-04-27
| -->
|
| <template>
| <div class="wrap-container sn-container">
| <div class="sn-content">
| <div class="sn-title">双轴柱状图</div>
| <div class="sn-body">
| <div class="wrap-container">
| <div class="chartsdom" id="chart_bar"></div>
| </div>
| </div>
| </div>
| </div>
| </template>
|
| <script>
| export default {
| name: "szBar",
| data() {
| return {
| option: null,
| xAxisData: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12],
| yData1: [9, 12, 15, 18, 15, 12, 9, 12, 15, 18, 15, 12],
| yData2: [-9, -12, -15, -18, -15, -12, -9, -12, -15, -18, -15, -12],
| }
| },
| mounted() {
| this.getEchart();
| },
| methods: {
| getEchart() {
| let myChart = echarts.init(document.getElementById('chart_bar'));
| let barWidth = '10%';
| let dataCoord = [
| {coord: [0, 9]},
| {coord: [1, 12]},
| {coord: [2, 15]},
| {coord: [3, 18]},
| {coord: [4, 15]},
| {coord: [5, 12]},
| {coord: [6, 9]},
| {coord: [7, 12]},
| {coord: [8, 15]},
| {coord: [9, 18]},
| {coord: [10, 15]},
| {coord: [11, 12]},
| ];
| let dataCoord2 = [
| {coord: [0, -9]},
| {coord: [1, -12]},
| {coord: [2, -15]},
| {coord: [3, -18]},
| {coord: [4, -15]},
| {coord: [5, -12]},
| {coord: [6, -9]},
| {coord: [7, -12]},
| {coord: [8, -15]},
| {coord: [9, -18]},
| {coord: [10, -15]},
| {coord: [11, -12]},
| ];
|
| this.option = {
| xAxis: {
| data: this.xAxisData,
| axisLabel: {
| color: '#999',
| formatter: '{value} 月'
| },
| axisTick: {
| show: false
| },
| axisLine: {
| show: true,
| lineStyle: {
| color: 'rgba(40, 103, 168, 0.3)',
| }
| },
| },
| yAxis: {
| axisLabel: {
| color: '#999'
| },
| axisTick: {
| show: false
| },
| splitLine: {
| show: false
| },
| axisLine: {
| show: true,
| lineStyle: {
| color: 'rgba(40, 103, 168, 0.3)'
| }
| },
| },
| grid: {
| top: 20,
| left: 20,
| right: 20,
| bottom: 20,
| containLabel: true
| },
| series: [
| {
| name: '正值柱状图',
| type: 'bar',
| stack: 'one',
| itemStyle: {
| normal: {
| color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
| offset: 1,
| color: 'rgba(0, 0, 0, 0)'
| },{
| offset: 0.5,
| color: '#466e71'
| },{
| offset: 0,
| color: '#eb9b44'
| }])
| }
| },
| barWidth: barWidth,
| markPoint: {
| symbol: 'circle',
| itemStyle: {
| normal: {
| color: '#eb9b44',
| shadowColor: '#eb9b44',
| shadowBlur: 20
| }
| },
| symbolSize: [10, 10], // 容器大小
| symbolOffset: [0, 0], // 位置偏移
| data: dataCoord,
| },
| data: this.yData1
| },
| {
| name: '负值柱状图',
| type: 'bar',
| stack: 'one',
| itemStyle: {
| normal: {
| color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
| offset: 0,
| color: 'rgba(0, 0, 0, 0)'
| },{
| offset: 0.5,
| color: '#774a75'
| },{
| offset: 1,
| color: '#b34d69'
| }])
| }
| },
| barWidth: barWidth,
| markPoint: {
| symbol: 'circle',
| itemStyle: {
| normal: {
| color: '#b34d69',
| shadowColor: '#b34d69',
| shadowBlur: 20
| }
| },
| symbolSize: [10, 10],
| symbolOffset: [0, 0],
| data: dataCoord2,
| },
| data: this.yData2
| }
| ]
| };
| myChart.setOption(this.option, true);
|
| window.addEventListener('resize', () => {
| myChart.resize();
| });
| }
| },
| beforeDestroy() {
|
| }
| };
| </script>
|
| <style lang="scss" scoped>
| .sn-container {
| left: 975px;
| top: 690px;
| width: 895px;
| height: 400px;
| .chartsdom {
| width: 100%;
| height: 95%;
| }
| }
| </style>
|
|
