g6/demos/custom-node-chart.html

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<!DOCTYPE html>
<html lang="en">
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<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>统计图表节点</title>
<style>
#mountNode {
background: #001528;
}
.graph-tooltip {
position: absolute;
top: 0;
left: 0;
border: 1px solid #e2e2e2;
border-radius: 4px;
font-size: 12px;
color: #545454;
background-color: rgba(255, 255, 255, 0.9);
padding: 10px 8px;
box-shadow: rgb(174, 174, 174) 0px 0px 10px;
}
</style>
</head>
<body>
<div id="mountNode"></div>
<script src="../build/g6.js"></script>
<script>
/**
* 该案例演示如何使用G6自定义面积图节点
* by 镜曦
*
*/
/**
* 注册一个类似南丁格尔玫瑰一样的节点
*/
G6.registerNode('circleBar', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
/*
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G
Fan
x: 扇形圆心的 x 坐标
y: 扇形圆心的 y 坐标
rs: 内圈半径
re: 外圈半径
startAngle: 起点弧度
endAngle: 终点弧度
clockwise: 为true时顺时针渲染为false时逆时针渲染
*/
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const baseR = 30;
let nowAngle = 0;
const everyIncAngle = (2 * Math.PI * (360 / 5 / 5)) / 360;
cfg.details.forEach(cat => {
cat.values.forEach(item => {
const re = item + baseR;
const fan = group.addShape('fan', {
attrs: {
x: 0,
y: 0,
rs: baseR,
re: item + baseR,
startAngle: nowAngle,
endAngle: (nowAngle += everyIncAngle),
clockwise: false,
stroke: 'darkgray',
fill: cat.color,
},
});
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// 加上交互动画
fan.on('mouseenter', function(evt) {
fan.animate(
{
re: re + 8,
},
{
repeat: false,
duration: 300,
},
);
});
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fan.on('mouseleave', function(evt) {
fan.animate(
{
re: re,
},
{
repeat: false,
duration: 300,
},
);
});
// 设置class
fan.set('className', 'littleCircle');
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});
});
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
/**
* 注册一个 分布在圆周上的折线图
*/
G6.registerNode('circleLine', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
const baseR = 30;
let nowAngle = 0;
// Ref line
let refR = baseR;
const refInc = 10;
for (let i = 0; i < 5; i++) {
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
r: (refR += refInc),
stroke: 'rgba(255,255,255,0.4)',
lineDash: [4, 4],
},
});
}
const everyIncAngle = (2 * Math.PI * (360 / 5 / 5)) / 360;
cfg.details.forEach(cat => {
// 计算一系列点的位置
const postions = [];
cat.values.forEach((item, index) => {
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const r = baseR + item;
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const xPos = r * Math.cos(nowAngle);
const yPos = r * Math.sin(nowAngle);
nowAngle += everyIncAngle;
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postions.push([xPos, yPos]);
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if (index === 4) {
const r = baseR + item;
const xPos = r * Math.cos(nowAngle);
const yPos = r * Math.sin(nowAngle);
postions.push([xPos, yPos]);
}
});
const pathArrayL = postions.map(item => ['L', ...item]);
// 添加连线
const shape = group.addShape('path', {
attrs: {
path: [
['M', 0, 0], // 上部顶点
...pathArrayL,
['Z'], // 封闭
],
stroke: cat.color, // 颜色应用到边上,如果应用到填充,则使用 fill: cfg.color
},
});
// 添加标注点
postions.forEach((pos, index) => {
if (index !== 5) {
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const littleCircle = group.addShape('circle', {
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// attrs: style
attrs: {
x: pos[0], // 居中
y: pos[1],
r: 2,
fill: 'black',
stroke: cat.color,
cursor: 'pointer',
},
});
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// 加上交互动画
littleCircle.on('mouseenter', function(evt) {
littleCircle.animate(
{
r: 5,
},
{
repeat: false,
duration: 200,
},
);
});
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littleCircle.on('mouseleave', function(evt) {
littleCircle.animate(
{
r: 2,
},
{
repeat: false,
duration: 200,
},
);
});
// 设置class
littleCircle.set('className', 'littleCircle');
}
});
/*
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const shape = group.addShape('path', {
attrs: {
path: [
['M', 0, 0 ], // 上部顶点
['L', width / 2, 0], // 右侧点
['L', 0, height / 2], // 下部
['L', - width / 2, 0], // 左侧
['Z'] // 封闭
],
stroke: cfg.color // 颜色应用到边上,如果应用到填充,则使用 fill: cfg.color
}
});
*/
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});
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// 添加一个和背景色相同的圆形
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
/**
* 注册一个 只有标注点
*/
G6.registerNode('justPoints', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
const baseR = 30;
let nowAngle = 0;
// Ref line
let refR = baseR;
const refInc = 10;
for (let i = 0; i < 5; i++) {
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
r: (refR += refInc),
stroke: 'rgba(255,255,255,0.4)',
lineDash: [4, 4],
},
});
}
const everyIncAngle = (2 * Math.PI * (360 / 5 / 5)) / 360;
nowAngle = nowAngle + everyIncAngle / 2;
cfg.details.forEach(cat => {
// 计算一系列点的位置
const postions = [];
cat.values.forEach((item, index) => {
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const r = baseR + item;
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const xPos = r * Math.cos(nowAngle);
const yPos = r * Math.sin(nowAngle);
nowAngle += everyIncAngle;
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postions.push([xPos, yPos]);
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if (index === 4) {
const r = baseR + item;
const xPos = r * Math.cos(nowAngle);
const yPos = r * Math.sin(nowAngle);
postions.push([xPos, yPos]);
}
});
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// 添加标注点
postions.forEach((pos, index) => {
if (index !== 5) {
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group.addShape('circle', {
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// attrs: style
attrs: {
x: pos[0], // 居中
y: pos[1],
r: 2,
fill: 'black',
stroke: cat.color,
},
});
}
});
/*
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const shape = group.addShape('path', {
attrs: {
path: [
['M', 0, 0 ], // 上部顶点
['L', width / 2, 0], // 右侧点
['L', 0, height / 2], // 下部
['L', - width / 2, 0], // 左侧
['Z'] // 封闭
],
stroke: cfg.color // 颜色应用到边上,如果应用到填充,则使用 fill: cfg.color
}
});
*/
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});
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let nowAngle2 = 0;
const everyIncAngleCat = (2 * Math.PI * (360 / 5)) / 360;
for (let i = 0; i < 5; i++) {
const r = 30 + 50;
const xPos = r * Math.cos(nowAngle2);
const yPos = r * Math.sin(nowAngle2);
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const shape = group.addShape('path', {
attrs: {
path: [
['M', 0, 0],
['L', xPos, yPos],
],
lineDash: [4, 4],
stroke: 'darkgray', // 颜色应用到边上,如果应用到填充,则使用 fill: cfg.color
},
});
nowAngle2 += everyIncAngleCat;
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}
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// 添加一个和背景色相同的圆形
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group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
/**
* 注册一个 面积图节点
*/
G6.registerNode('area', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
const baseR = 30;
let nowAngle = 0;
// Ref line
let refR = baseR;
const refInc = 10;
for (let i = 0; i < 6; i++) {
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
r: (refR += refInc),
stroke: 'rgba(255,255,255,0.4)',
lineDash: [4, 4],
},
});
}
const everyIncAngle = (2 * Math.PI * (360 / 5)) / 360;
const tempIncValues = [baseR, baseR, baseR, baseR, baseR];
const allRs = [];
cfg.details.forEach(cat => {
const oneRs = [];
cat.values.forEach((v, i) => {
const R = tempIncValues[i] + v * 0.4;
oneRs.push(R);
tempIncValues[i] = R;
});
allRs.push(oneRs);
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});
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const strokeColors = [
'rgba(37,203,253,1)',
'rgba(254,255,123,1)',
'rgba(254,171,58,1)',
'rgba(254,87,102,1)',
'rgba(22,193,118,1)',
];
const fillColors = [
'rgba(37,203,253,0.5)',
'rgba(254,255,123,0.5)',
'rgba(254,171,58,0.5)',
'rgba(254,87,102,0.5)',
'rgba(22,193,118,0.5)',
];
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allRs.reverse().forEach((Rs, index) => {
let curAngle = 0;
const poss = [];
Rs.forEach(r => {
const xPos = r * Math.cos(curAngle);
const yPos = r * Math.sin(curAngle);
curAngle += everyIncAngle;
poss.push([xPos, yPos]);
});
const Ls = poss.map((p, i) => {
if (i === 0) {
return ['M', ...p];
}
return ['L', ...p];
});
console.log('Ls', ...Ls);
const shape = group.addShape('path', {
attrs: {
path: [
...Ls,
['Z'], // 封闭
],
stroke: strokeColors[index],
fill: fillColors[index],
},
});
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});
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let nowAngle2 = 0;
const everyIncAngleCat = (2 * Math.PI * (360 / 5)) / 360;
for (let i = 0; i < 5; i++) {
const r = 30 + 60;
const xPos = r * Math.cos(nowAngle2);
const yPos = r * Math.sin(nowAngle2);
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const shape = group.addShape('path', {
attrs: {
path: [
['M', 0, 0],
['L', xPos, yPos],
],
lineDash: [4, 4],
stroke: 'darkgray', // 颜色应用到边上,如果应用到填充,则使用 fill: cfg.color
},
});
nowAngle2 += everyIncAngleCat;
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}
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// 添加一个和背景色相同的圆形
group.addShape('circle', {
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// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
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/**
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环 1
*/
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G6.registerNode('rings1', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
/*
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G
Fan
x: 扇形圆心的 x 坐标
y: 扇形圆心的 y 坐标
rs: 内圈半径
re: 外圈半径
startAngle: 起点弧度
endAngle: 终点弧度
clockwise: 为true时顺时针渲染为false时逆时针渲染
*/
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const baseR = 30;
let nowAngle = 0;
const everyIncAngle = (2 * Math.PI * (360 / 5 / 5)) / 360;
cfg.details.forEach(cat => {
cat.values.forEach(item => {
const baseNbr = Math.ceil(item / 10);
const baseIncR = 7;
let nowStartR = baseR;
const last = item % 10;
const endAngle = nowAngle + everyIncAngle;
for (let i = 0; i < baseNbr; i++) {
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const fan = group.addShape('fan', {
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attrs: {
x: 0,
y: 0,
rs: nowStartR,
re: nowStartR + baseIncR,
startAngle: nowAngle,
endAngle: endAngle,
clockwise: false,
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stroke: 'darkgray',
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fill: cat.color,
},
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});
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nowStartR = nowStartR + baseIncR + 2;
if (i === baseNbr - 1 && last !== 0) {
const fan = group.addShape('fan', {
attrs: {
x: 0,
y: 0,
rs: nowStartR,
re: nowStartR + (baseIncR * last) / 10,
startAngle: nowAngle,
endAngle: endAngle,
clockwise: false,
stroke: 'darkgray',
fill: cat.color,
},
});
}
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}
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nowAngle = endAngle;
});
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});
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group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
/**
* 注册一个 面积图节点
*/
G6.registerNode('rings2', {
draw(cfg, group) {
const size = cfg.size || [40, 40]; // 如果没有 size 时的默认大小
const width = size[0];
const height = size[1];
const baseR = 30;
let nowAngle = 0;
// Ref line
let refR = baseR;
const refInc = 10;
for (let i = 0; i < 6; i++) {
group.addShape('circle', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
r: (refR += refInc),
stroke: 'rgba(255,255,255,0.4)',
lineDash: [4, 4],
},
});
}
const everyIncAngle = (2 * Math.PI * (360 / 5)) / 360;
const tempIncValues = [baseR, baseR, baseR, baseR, baseR];
const allRs = [];
cfg.details.forEach(cat => {
const oneRs = [];
cat.values.forEach((v, i) => {
const R = tempIncValues[i] + v * 0.4;
oneRs.push(R);
tempIncValues[i] = R;
});
allRs.push(oneRs);
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});
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const strokeColors = [
'rgba(37,203,253,1)',
'rgba(254,255,123,1)',
'rgba(254,171,58,1)',
'rgba(254,87,102,1)',
'rgba(22,193,118,1)',
];
const fillColors = [
'rgba(37,203,253,0.5)',
'rgba(254,255,123,0.5)',
'rgba(254,171,58,0.5)',
'rgba(254,87,102,0.5)',
'rgba(22,193,118,0.5)',
];
allRs.reverse().forEach((Rs, index) => {
let curAngle = 0;
const poss = [];
Rs.forEach(r => {
const baseNbr = Math.ceil(r / 10);
const baseIncR = 7;
let nowStartR = baseR;
const last = r % 10;
for (let i = 0; i < baseNbr; i++) {
const endAngle = nowAngle + everyIncAngle;
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const fan = group.addShape('fan', {
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attrs: {
x: 0,
y: 0,
rs: nowStartR,
re: nowStartR + baseIncR,
startAngle: nowAngle,
endAngle: endAngle,
clockwise: false,
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stroke: 'darkgray',
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fill: strokeColors[index],
},
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});
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nowStartR = nowStartR + baseIncR + 2;
if (i === baseNbr - 1 && last !== 0) {
const fan = group.addShape('fan', {
attrs: {
x: 0,
y: 0,
rs: nowStartR,
re: nowStartR + (baseIncR * last) / 10,
startAngle: nowAngle,
endAngle: endAngle,
clockwise: false,
stroke: 'darkgray',
fill: strokeColors[index],
},
});
}
nowAngle = endAngle;
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}
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});
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});
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// 添加一个和背景色相同的圆形
group.addShape('circle', {
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// attrs: style
attrs: {
x: 0, // 居中
y: 0,
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r: baseR,
fill: cfg.centerColor,
stroke: 'darkgray',
},
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});
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if (cfg.label) {
group.addShape('text', {
// attrs: style
attrs: {
x: 0, // 居中
y: 0,
textAlign: 'center',
textBaseline: 'middle',
text: cfg.label,
fill: 'white',
fontStyle: 'bold',
},
});
}
return group;
},
});
/** 数据 */
const data = {
nodes: [
{
id: 'nodeA',
x: 150,
y: 150,
label: 'Bar',
shape: 'circleBar',
anchorPoints: [
[0, 0.5],
[1, 0.5],
],
details: [
{ cat: 'pv', values: [20, 30, 40, 30, 30], color: '#25cbfd' },
{ cat: 'dal', values: [40, 30, 20, 30, 50], color: '#feff7b' },
{ cat: 'uv', values: [40, 30, 30, 40, 40], color: '#feab3a' },
{ cat: 'sal', values: [20, 30, 50, 20, 20], color: '#fe5766' },
{ cat: 'cal', values: [10, 10, 20, 20, 20], color: '#16c176' },
],
centerColor: '#0066FF',
},
{
id: 'nodeB',
x: 400,
y: 150,
label: 'Line',
shape: 'circleLine',
anchorPoints: [
[0, 0.5],
[1, 0.5],
],
details: [
{ cat: 'pv', values: [20, 30, 40, 30, 30], color: '#25cbfd' },
{ cat: 'dal', values: [40, 30, 20, 30, 50], color: '#feff7b' },
{ cat: 'uv', values: [40, 30, 30, 40, 40], color: '#feab3a' },
{ cat: 'sal', values: [20, 30, 50, 20, 20], color: '#fe5766' },
{ cat: 'cal', values: [10, 10, 20, 20, 20], color: '#16c176' },
],
centerColor: '#0066FF',
},
{
id: 'nodeC',
x: 650,
y: 150,
label: 'Point',
shape: 'justPoints',
anchorPoints: [
[0, 0.5],
[1, 0.5],
],
details: [
{ cat: 'pv', values: [20, 30, 40, 30, 30], color: '#25cbfd' },
{ cat: 'dal', values: [40, 30, 20, 30, 50], color: '#feff7b' },
{ cat: 'uv', values: [40, 30, 30, 40, 40], color: '#feab3a' },
{ cat: 'sal', values: [20, 30, 50, 20, 20], color: '#fe5766' },
{ cat: 'cal', values: [10, 10, 20, 20, 20], color: '#16c176' },
],
centerColor: '#0066FF',
},
{
id: 'nodeD',
x: 150,
y: 400,
label: 'Area',
shape: 'area',
anchorPoints: [
[0, 0.5],
[1, 0.5],
],
details: [
{ cat: 'pv', values: [20, 30, 40, 30, 30], color: '#25cbfd' },
{ cat: 'dal', values: [40, 30, 20, 30, 50], color: '#feff7b' },
{ cat: 'uv', values: [40, 30, 30, 40, 40], color: '#feab3a' },
{ cat: 'sal', values: [20, 30, 50, 20, 20], color: '#fe5766' },
{ cat: 'cal', values: [10, 10, 20, 20, 20], color: '#16c176' },
],
centerColor: '#0066FF',
},
{
id: 'nodeF',
x: 400,
y: 400,
label: 'Rings1',
shape: 'rings1',
anchorPoints: [
[0, 0.5],
[1, 0.5],
],
details: [
{ cat: 'pv', values: [20, 30, 48, 30, 30], color: '#25cbfd' },
{ cat: 'dal', values: [40, 30, 20, 30, 50], color: '#feff7b' },
{ cat: 'uv', values: [40, 30, 30, 4, 40], color: '#feab3a' },
{ cat: 'sal', values: [20, 30, 50, 20, 20], color: '#fe5766' },
{ cat: 'cal', values: [10, 10, 25, 20, 20], color: '#16c176' },
],
centerColor: '#0066FF',
},
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],
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edges: [
//{source:'nodeA', target:'nodeB', color:"rgba(0, 255, 255, 0.5)"},
//{source:'nodeB', target:'nodeC', color:"rgba(0, 255, 255, 0.5)"},
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],
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};
const graph = new G6.Graph({
container: 'mountNode',
width: 1000,
height: 600,
});
graph.on('node:mouseenter', function(event) {
var node = event.item;
var nodeId = node.get('model').id;
var shape = event.target;
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if (shape.get('className') === 'littleCircle') {
// 如果点击是发生在节点里面的小圆上显示tooltip
console.log('x', event);
console.log('Y', event);
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showTooltip('tooltip for ' + nodeId, {
x: event.x,
y: event.y,
});
} else {
// 否则隐藏tooltip
hideTooltip();
}
});
graph.on('node:mouseleave', function(event) {
hideTooltip();
});
graph.data(data);
graph.render();
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var tooltipEl = null;
// 在指定的位置显示tooltip
function showTooltip(message, position) {
const offSetX = 50;
if (!tooltipEl) {
var container = document.getElementById('mountNode');
tooltipEl = document.createElement('div');
tooltipEl.setAttribute('class', 'graph-tooltip');
container.appendChild(tooltipEl);
}
tooltipEl.textContent = message;
// tooltip是相对于画布canvas element绝对定位所以position的xy必须是相对于画布的坐标
tooltipEl.style.left = position.x + offSetX + 'px';
tooltipEl.style.top = position.y + 'px';
tooltipEl.style.display = 'block';
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}
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// 隐藏tooltip
function hideTooltip() {
if (!tooltipEl) {
return;
}
tooltipEl.style.display = 'none';
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}
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</script>
</body>
</html>