本文主要是介绍Echart柱状图表排名，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
var charts = { // 按顺序排列从大到小
cityList: ['38号点', '8号点', '15号点', '16号点', '24号点'],
cityData: [7500, 6200, 5700, 4200, 3500]
}
var top10CityList = charts.cityList
var top10CityData = charts.cityData
var color = ['#ff9500', '#02d8f9', '#027fff']
var color1 = ['#ffb349', '#70e9fc', '#4aa4ff']
let lineY = []
let lineT = []
for (var i = 0; i < charts.cityList.length; i++) {
var x = i
if (x > 1) {
x = 2
}
var data = {
name: charts.cityList[i],
color: color[x],
value: top10CityData[i],
barGap: '-100%',
itemStyle: {
normal: {
show: true,
color: new echarts.graphic.LinearGradient(0, 0, 1, 0, [{
offset: 0,
color: color[x]
}, {
offset: 1,
color: color1[x]
}], false),
barBorderRadius: 10
},
emphasis: {
shadowBlur: 15,
shadowColor: 'rgba(0, 0, 0, 0.1)'
}
}
}
var data1 = {
value: top10CityData[0],
itemStyle: {
color: '#001235',
barBorderRadius: 10
}
}
lineY.push(data)
lineT.push(data1)
}
const top10CityData2 = top10CityData.reverse() //反转
option = {
backgroundColor: '#244f97',
title: {
show: false
},
tooltip: {
trigger: 'item',
formatter: (p) => {
if (p.seriesName === 'total') {
return ''
}
return `${p.name}<br/>${p.value}`
}
},
grid: {
borderWidth: 0,
top: '10%',
left: '5%',
right: '15%',
bottom: '3%'
},
color: color,
yAxis: [{
type: 'category',
inverse: true,
axisTick: {
show: false
},
axisLine: {
show: false
},
axisLabel: {
show: false,
inside: false
},
data: top10CityList
}, {
type: 'category',
axisLine: {
show: false
},
axisTick: {
show: false
},
axisLabel: {
show: true,
inside: false,
verticalAlign: 'bottom',
lineHeight: '40',
textStyle: {
color: '#b3ccf8',
fontSize: '14',
fontFamily: 'PingFangSC-Regular'
},
formatter: function(val) {
return `${val}`
}
},
splitArea: {
show: false
},
splitLine: {
show: false
},
data: top10CityData2
}],
xAxis: {
type: 'value',
axisTick: {
show: false
},
axisLine: {
show: false
},
splitLine: {
show: false
},
axisLabel: {
show: false
}
},
series: [{
name: 'total',
type: 'bar',
zlevel: 1,
barGap: '-100%',
barWidth: '10px',
data: lineT,
legendHoverLink: false
}, {
name: 'bar',
type: 'bar',
zlevel: 2,
barWidth: '10px',
data: lineY,
label: {
normal: {
color: '#b3ccf8',
show: true,
position: [0, '-24px'],
textStyle: {
fontSize: 16
},
formatter: function(a) {
let num = ''
let str = ''
if (a.dataIndex + 1 < 10) {
num = '0' + (a.dataIndex + 1);
} else {
num = (a.dataIndex + 1);
}
if (a.dataIndex === 0) {
str = `{color1|${num}} {color4|${a.name}}`
} else if (a.dataIndex === 1) {
str = `{color2|${num}} {color4|${a.name}}`
} else {
str = `{color3|${num}} {color4|${a.name}}`
}
return str;
},
rich: {
color1: {
color: '#ff9500',
fontWeight: 700
},
color2: {
color: '#02d8f9',
fontWeight: 700
},
color3: {
color: '#027fff',
fontWeight: 700
},
color4: {
color: '#e5eaff'
}
}
}
}
}],
}
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