let angle = 0 //角度，用来做简单的动画效果的
let num=60
option = {
tooltip: {
formatter: '{a}
{b} : {c}%'
},
// 标题
title: [
{
text: num + '%',
x: 'center',
y: 'center',
textStyle: {
fontSize: '55',
color: '#fff',
fontFamily: 'Lato',
foontWeight: '600'
}
}
],
series: [
//内圆
{
type: 'pie',
radius: '43%',
center: ['50%', '50%'],
animation: false,
z: 3,
itemStyle: {
normal: {
color: '#032336',
label: {
show: false
},
labelLine: {
show: false
},
borderColor: '#3bcbf6',
borderWidth: 3
}
},
hoverAnimation: false,
label: {
show: false
},
tooltip: {
show: false
},
data: [100]
},
//外圆
{
type: 'pie',
radius: '80%',
center: ['50%', '50%'],
animation: false,
z: 0,
itemStyle: {
normal: {
color: '#001929',
label: {
show: false
},
labelLine: {
show: false
},
borderColor: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
{
offset: 0,
color: '#3bcbf6' // 0% 处的颜色
},
{
offset: 0.5,
color: '#3bcbf6' // 0% 处的颜色
},
{
offset: 1,
color: '#001929' // 100% 处的颜色
}
]),
borderWidth: 3
}
},
hoverAnimation: false,
label: {
show: false
},
tooltip: {
show: false
},
data: [100]
},
// 进度光环
{
name: '外部刻度',
type: 'gauge',
z: 2,
center: ['50%', '50%'],
radius: '60%',
min: 0, //最小刻度
max: 100, //最大刻度
splitNumber: 10, //刻度数量
startAngle: 225,
endAngle: -45,
animation: true,
axisLine: {
show: true,
lineStyle: {
width: 15,
shadowColor: '#83f3f9',
shadowBlur: 6,
color: [[num/100, '#83f3f9']]
}
}, // 仪表盘轴线
axisLabel: {
show: false
}, //刻度标签。
axisTick: {
show: false
}, //刻度样式
splitLine: {
show: false
}, //分隔线样式
detail: {
show: false
}, //仪表盘详情，用于显示数据
pointer: {
show: false
} //仪表盘指针。
},
// 进度光环背景
{
name: '外部刻度',
type: 'gauge',
z: 1,
center: ['50%', '50%'],
radius: '61%',
min: 0, //最小刻度
max: 100, //最大刻度
splitNumber: 10, //刻度数量
startAngle: 225,
endAngle: -45,
animation: true,
axisLine: {
show: true,
lineStyle: {
width: 25,
shadowColor: '#386e73',
shadowBlur: 10,
color: [[1, '#032336']]
}
}, // 仪表盘轴线
axisLabel: {
show: false
}, //刻度标签。
axisTick: {
show: false
}, //刻度样式
splitLine: {
show: false
}, //分隔线样式
detail: {
show: false
}, //仪表盘详情，用于显示数据
pointer: {
show: false
} //仪表盘指针。
},
// 转动效果
{
name: 'ring5',
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
return {
type: 'arc',
shape: {
cx: api.getWidth() / 2,
cy: api.getHeight() / 2,
r: (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.6,
startAngle: ((0 + angle) * Math.PI) / 180,
endAngle: ((90 + angle) * Math.PI) / 180
},
style: {
stroke: '#0CD3DB',
fill: 'transparent',
lineWidth: 1.5
},
silent: true
}
},
data: [0]
},
{
name: 'ring5',
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
return {
type: 'arc',
shape: {
cx: api.getWidth() / 2,
cy: api.getHeight() / 2,
r: (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.6,
startAngle: ((180 + angle) * Math.PI) / 180,
endAngle: ((270 + angle) * Math.PI) / 180
},
style: {
stroke: '#0CD3DB',
fill: 'transparent',
lineWidth: 1.5
},
silent: true
}
},
data: [0]
},
{
name: 'ring5',
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
return {
type: 'arc',
shape: {
cx: api.getWidth() / 2,
cy: api.getHeight() / 2,
r: (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.65,
startAngle: ((270 + -angle) * Math.PI) / 180,
endAngle: ((40 + -angle) * Math.PI) / 180
},
style: {
stroke: '#0CD3DB',
fill: 'transparent',
lineWidth: 1.5
},
silent: true
}
},
data: [0]
},
{
name: 'ring5',
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
return {
type: 'arc',
shape: {
cx: api.getWidth() / 2,
cy: api.getHeight() / 2,
r: (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.65,
startAngle: ((90 + -angle) * Math.PI) / 180,
endAngle: ((220 + -angle) * Math.PI) / 180
},
style: {
stroke: '#0CD3DB',
fill: 'transparent',
lineWidth: 1.5
},
silent: true
}
},
data: [0]
},
{
name: 'ring5',
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
let x0 = api.getWidth() / 2
let y0 = api.getHeight() / 2
let r = (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.65
let point = getCirlPoint(x0, y0, r, 90 + -angle)
return {
type: 'circle',
shape: {
cx: point.x,
cy: point.y,
r: 4
},
style: {
stroke: '#0CD3DB', //粉
fill: '#0CD3DB'
},
silent: true
}
},
data: [0]
},
{
name: 'ring5', //绿点
type: 'custom',
coordinateSystem: 'none',
renderItem: function(params, api) {
let x0 = api.getWidth() / 2
let y0 = api.getHeight() / 2
let r = (Math.min(api.getWidth(), api.getHeight()) / 2) * 0.65
let point = getCirlPoint(x0, y0, r, 270 + -angle)
return {
type: 'circle',
shape: {
cx: point.x,
cy: point.y,
r: 4
},
style: {
stroke: '#0CD3DB', //绿
fill: '#0CD3DB'
},
silent: true
}
},
data: [0]
}
]
}
//获取圆上面某点的坐标(x0,y0表示坐标，r半径，angle角度)
function getCirlPoint(x0, y0, r, angle) {
let x1 = x0 + r * Math.cos((angle * Math.PI) / 180)
let y1 = y0 + r * Math.sin((angle * Math.PI) / 180)
return {
x: x1,
y: y1
}
}
function draw() {
angle = angle + 3
myChart.setOption(option, true)
//window.requestAnimationFrame(draw);
}
setInterval(function() {
//用setInterval做动画感觉有问题
draw()
}, 100)