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<template>
<div :class="className" :id="id" :style="{height:height,width:width}"></div>
</template>
<script>
// 引入 ECharts 主模块
const echarts = require('echarts/lib/echarts');
// 引入图
require('echarts/lib/chart/line');
// 引入提示框和标题组件
require('echarts/lib/component/markLine');
require('echarts/lib/component/markPoint');
require('echarts/lib/component/tooltip');
export default {
name: 'lineChart',
props: {
className: {
type: String,
default: 'line-chart'
},
id: {
type: String,
default: 'line-chart'
},
width: {
type: String,
default: '100%'
},
height: {
type: String,
default: '280px'
},
listData: {
type: Array,
require: true
}
},
data() {
return {
chart: null
};
},
watch: {
listData(dataList) {
this.setLine(dataList)
}
},
mounted() {
this.chart = echarts.init(document.getElementById(this.id));
this.setLine(this.listData);
},
methods: {
setLine(dataList) {
const xAxisData = [];
const data = [];
for (let i = 0; i < dataList.length; i++) {
const item = dataList[i]
xAxisData.push(item.week.substring(item.week.length - 2) + '周');
data.push(item.count)
}
const markLineData = [];
for (let i = 1; i < data.length; i++) {
markLineData.push([{
xAxis: i - 1,
yAxis: data[i - 1],
value: data[i] - data[i - 1]
}, {
xAxis: i,
yAxis: data[i]
}]);
}
this.chart.setOption({
title: {
text: 'Awesome Chart'
},
grid: {
left: 0,
right: 0,
bottom: 20,
containLabel: true
},
tooltip: {
trigger: 'axis'
},
animationDelay: 1000,
xAxis: {
data: xAxisData,
axisLine: {
show: false
},
axisTick: {
show: false
}
// axisLabel:{
// show:false
// },
},
yAxis: {
splitLine: {
show: false
},
show: false
// min: 90
},
series: [{
name: '撸文数',
type: 'line',
data,
markPoint: {
data: [
{ type: 'max', name: '最大值' },
{ type: 'min', name: '最小值' }
]
},
itemStyle: {
normal: {
color: '#30b08f'
}
},
markLine: {
silent: true,
smooth: true,
effect: {
show: true
},
animationDuration(idx) {
return idx * 100;
},
animationDelay: 1000,
animationEasing: 'quadraticInOut',
distance: 1,
label: {
normal: {
position: 'middle'
}
},
symbol: ['none', 'none'],
data: markLineData
}
}]
})
}
}
}
</script>