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| <template>
| <div class="container">
| <div class="chart" ref="buildingCost_ref"></div>
| </div>
| </template>
|
| <script>
| export default {
| data () {
| return {
| chartInstance: null,
| data: [
| {
| building: '通讯楼',
| cost: '9.75'
| },
| {
| building: '学生公寓',
| cost: 7.36
| },
| {
| building: '外语楼',
| cost: 4.95
| },
| {
| building: '2号餐厅',
| cost: 6.04
| },
| {
| building: '1号餐厅',
| cost: 6.89
| },
| {
| building: '实验楼',
| cost: 5.28
| },
| {
| building: '教学楼',
| cost: 12.60
| },
| ]
| }
| },
| mounted () {
| this.initChart()
| this.updateChart()
| },
| methods: {
| //初始化chart
| initChart () {
| this.chartInstance = this.$echarts.init(this.$refs.buildingCost_ref)
| },
| getData () {
|
| },
| //格式化数据并配置chart
| updateChart () {
| this.data.sort((a, b) => {
| return a.cost - b.cost
| })
| const buildings = this.data.map((item => {
| return item.building
| }))
| const cost = this.data.map((item) => {
| return item.cost
| })
| const option = {
| title: {
| show: true,
| text: ['{a|▎}', '{b|学校建筑用电排名}'],
| left: 16,
| top: 16,
| textStyle: {
| rich: {
| a: {
| color: '#28f2ff',
| fontSize: 16,
| weight: 400
| },
| b: {
| color: '#fff',
| fontSize: 16,
| weight: 400
| }
| }
| }
| },
| tooltop: {
| trigger: 'item',
| formatter: '{c}%'
| },
| grid: {
| left: '3%',
| right: '4%',
| bottom: '3%',
| containLabel: true
| },
| xAxis: {
| type: 'value',
| splitLine: {
| show: false
| },
| axisLine: {
| lineStyle: {
| color: '#206489'
| }
| },
| axisLabel: {
| show: false
| },
| },
| yAxis: {
| type: 'category',
| data: buildings,
| axisLine: {
| lineStyle: {
| color: '#206489'
| }
| },
| axisLabel: {
| color: '#E9F2F3',
| },
| },
| series: [
| {
| name: '用电占比',
| type: 'bar',
| showBackground: true,
| label: {
| position: 'right',
| show: true,
| color: '#fff',
| },
| data: cost,
| barWidth: '14px',
| itemStyle: {
| normal: {
| // borderRadius: [0, 7, 7, 0],
| // color: this.$echarts.graphic.LinearGradient(0, 0, 1, 0, [{
| // offset: 0,
| // color: '#03132E'
| // }, {
| // offset: 1,
| // color: '#F8BE42'
| // }]),
| }
| },
|
| }
| ]
| }
| this.chartInstance.setOption(option)
| }
| }
| }
| </script>
|
| <style lang="scss" scoped>
| .container {
| width: 400px;
| height: 100%;
| background: url(/zhjg/img/home/juxing2.png) no-repeat;
| background-size: 100% 100%;
| .chart {
| width: 100%;
| height: 100%;
| }
| }
| </style>
|
|
