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| <template>
| <basic-container>
| <v-chart id="chart" :auto-resize="true" :options="chartOptions"></v-chart>
| </basic-container>
| </template>
|
| <script>
| import 'echarts'
| import 'echarts/lib/component/tooltip'
| import 'echarts/lib/component/title'
| import 'echarts/lib/component/legend'
|
| export default {
| name: "ColumnarChart",
| props:{
| columnarData:{
| type:Array,
| default:[]
| },
| chartName:{
| type:String,
| default: ""
| }
| },
| watch:{
| columnarData:{
| immediate:true,
| handler(newval,oldval){
| if(newval && newval.length > 0){
| const minValues = newval[0].map(function (_, i) {
| return Math.min.apply(
| null,
| newval.map(function (item) {
| return item[i];
| })
| );
| });
|
| let colors = ['#84C9E5', '#F68686'];
|
| const seriesData = [];
| for (let i = 0; i < newval.length; i++) {
| let curSeriesData = [];
| for (let j = 0; j < newval[i].length; j++) {
| let borderRadius = [0, 0, 0, 0];
| if (newval[i][j] === minValues[j]) {
| borderRadius = [50, 50, 0, 0];
| }
| curSeriesData.push({
| value: newval[i][j],
| itemStyle: {
| normal: {
| // barBorderRadius: borderRadius, // 设置圆角
| color: colors[i],
| }
| },
| });
| }
| let seriesName = (i === 0 ? "总量" : "新增")
| seriesData.push({
| name: seriesName,
| type: "bar",
| stack: "总量",
| barWidth: 60,
| data: curSeriesData,
| label: {
| show: true,
| position: 'top',
| formatter: function (params) {
| return params.value === 0 ? '' : params.value; // 值为 0 不显示，其他情况显示
| }
| },
| emphasis: {
| focus: "series",
| },
| });
| this.chartOptions.series=seriesData
| }
| }
| }
| },
| chartName:{
| handler(newval,oldval){
| if(newval){
| this.chartOptions.title.text = newval + "数据统计"
| }
| },
| immediate:true,
| deep:true
| }
| },
| data() {
| return {
| chartOptions: {
| color:["#91CC75", "#5470C6"],
| title: {
| text: "",
| },
| grid: {
| left: "3%",
| right: "4%",
| bottom: "3%",
| containLabel: true,
| },
| tooltip: {
| trigger: "axis",
| axisPointer: {
| type: "shadow",
| },
| },
| legend: {
| data: ["总量", "新增"],
| left: "center",
| textStyle: {
| fontSize: 14 // 调整字体大小
| }
| },
| xAxis: {
| type: "category",
| data: [
| "一月",
| "二月",
| "三月",
| "四月",
| "五月",
| "六月",
| "七月",
| "八月",
| "九月",
| "十月",
| "十一月",
| "十二月",
| ],
| },
| yAxis: {
| type: "value",
| },
| series: [],
| },
| };
| },
| created() {
| },
| };
| </script>
|
| <style scoped lang="scss">
| #chart {
| width: 100%;
| height: 560px;
| }
| </style>
|
|
