echarts柱状图颜色渐变样式
option: {title: {text: ''},color: [{type: 'linear',x: 0,y: 0,x2: 0,y2: 1,colorStops: [{ offset: 0, color: '#00DC..
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option: {
title: {
text: ''
},
color: [
{
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{ offset: 0, color: '#00DCFB' }, // 设置颜色渐变
{ offset: 1, color: '#14566B' }
]
},
{
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{ offset: 0, color: '#FF515A' },
{ offset: 1, color: '#FFDD53' }
]
},
{
type: 'linear',
x: 0,
y: 0,
x2: 0,
y2: 1,
colorStops: [
{ offset: 0, color: '#6574E2' },
{ offset: 1, color: '#261164' }
]
}
],
tooltip: {
trigger: 'axis'
},
// 想要显示图例,要和series里name想对应
legend: {
data: ['委托', '样品', '任务'],
textStyle: {
color: '#fff',
fontSize: 20
},
right: 10,
icon: 'circle'
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
xAxis: {
type: 'category',
axisTick: { show: false },
data: [],
axisLabel: {
show: true,
textStyle: {
color: 'rgb(167,169,173)', // 更改坐标轴文字颜色
fontSize: 20 // 更改坐标轴文字大小
}
}
},
yAxis: {
type: 'value',
name: '单位 (个)',
// 坐标轴图例文字
nameTextStyle: {
color: '#fff',
fontSize: 20
},
min: 0,
axisLabel: {
show: true,
textStyle: {
color: 'rgb(167,169,173)', // 更改坐标轴文字颜色
fontSize: 20 // 更改坐标轴文字大小
}
}
},
series: [
{ name: '委托', type: 'bar', data: [] },
{ name: '样品', type: 'bar', data: [] },
{ name: '任务', type: 'bar', data: [] }
]
}
单个柱状图颜色修改
series: [
{
name: '数量',
type: 'bar',
data: [],
itemStyle: {
normal: {
// 每根柱子颜色设置
color: function(params) {
const colorList = [
'#c23531',
'#2f4554',
'#61a0a8',
'#d48265',
'#91c7ae',
'#749f83',
'#ca8622',
'#bda29a',
'#6e7074',
'#546570',
'#c4ccd3',
'#4BABDE',
'#FFDE76',
'#E43C59',
'#37A2DA'
]
return colorList[params.dataIndex]
}
}
}
}
]
单个柱状图渐变颜色修改
import echarts from 'echarts'
series: [
{
name: '数量',
type: 'bar',
data: [],
itemStyle: {
normal: {
// 每根柱子颜色设置
color: function(params) {
const colorList = [
new echarts.graphic.LinearGradient(
0,
1,
0,
0,
[
{ offset: 0, color: '#00DCFB' },
{ offset: 1, color: '#14566B' }
],
false
),
// 2
new echarts.graphic.LinearGradient(
0,
1,
0,
0,
[
{ offset: 0, color: '#FF515A' },
{ offset: 1, color: '#FFDD53' }
],
false
),
// 3
new echarts.graphic.LinearGradient(
0,
1,
0,
0,
[
{ offset: 0, color: '#6574E2' },
{ offset: 1, color: '#261164' }
],
false
),
// 4
new echarts.graphic.LinearGradient(
0,
1,
0,
0,
[
{ offset: 0, color: '#FCBC00' },
{ offset: 1, color: '#B17B00' }
],
false
),
// 5
new echarts.graphic.LinearGradient(
0,
1,
0,
0,
[
{ offset: 0, color: '#33BDAB' },
{ offset: 1, color: '#005154' }
],
false
)
]
return colorList[params.dataIndex]
}
}
}
}
]
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