docs(bigdata-system-dev): 大数据系统开发实验3,添加 ECharts 图表示例

- 新增 K 线图、折线图、散点图、柱状图、热力图、雷达图和饼图的 HTML 文件- 添加 Main.java 文件作为项目入口
- 创建 pom.xml 文件配置 Maven 项目
This commit is contained in:
dev_xulongjin 2025-05-13 11:09:27 +08:00
parent b2f5b0e40b
commit 1a1d4b52f4
10 changed files with 86366 additions and 0 deletions

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>cn.vscoder</groupId>
<artifactId>bigdata-system-dev</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
</project>

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package cn.vscoder;
//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
public class Main {
public static void main(String[] args) {
//TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
// to see how IntelliJ IDEA suggests fixing it.
System.out.printf("Hello and welcome!");
for (int i = 1; i <= 5; i++) {
//TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
// for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
System.out.println("i = " + i);
}
}
}

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>K线图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: 'K线图'
},
xAxis: {
data: ['2017-10-24', '2017-10-25', '2017-10-26', '2017-10-27']
},
yAxis: {},
series: [
{
type: 'candlestick',
data: [
[20, 34, 10, 38],
[40, 35, 30, 50],
[31, 38, 33, 44],
[38, 15, 5, 42]
]
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>折线图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '折线图'
},
xAxis: {
type: 'category',
data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
},
yAxis: {
type: 'value'
},
series: [
{
data: [150, 230, 224, 218, 135, 147, 260],
type: 'line'
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>散点图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '散点图'
},
xAxis: {},
yAxis: {},
series: [
{
symbolSize: 20,
data: [
[10.0, 8.04],
[8.07, 6.95],
[13.0, 7.58],
[9.05, 8.81],
[11.0, 8.33],
[14.0, 7.66],
[13.4, 6.81],
[10.0, 6.33],
[14.0, 8.96],
[12.5, 6.82],
[9.15, 7.2],
[11.5, 7.2],
[3.03, 4.23],
[12.2, 7.83],
[2.02, 4.47],
[1.05, 3.33],
[4.05, 4.96],
[6.03, 7.24],
[12.0, 6.26],
[12.0, 8.84],
[7.08, 5.82],
[5.02, 5.68]
],
type: 'scatter'
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>柱状图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '柱状图'
},
xAxis: {
type: 'category',
data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
},
yAxis: {
type: 'value'
},
series: [
{
data: [120, 200, 150, 80, 70, 110, 130],
type: 'bar'
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>热力图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
// prettier-ignore
const hours = [
'12a', '1a', '2a', '3a', '4a', '5a', '6a',
'7a', '8a', '9a', '10a', '11a',
'12p', '1p', '2p', '3p', '4p', '5p',
'6p', '7p', '8p', '9p', '10p', '11p'
];
// prettier-ignore
const days = [
'Saturday', 'Friday', 'Thursday',
'Wednesday', 'Tuesday', 'Monday', 'Sunday'
];
// prettier-ignore
const data = [[0, 0, 5], [0, 1, 1], [0, 2, 0], [0, 3, 0], [0, 4, 0], [0, 5, 0], [0, 6, 0], [0, 7, 0], [0, 8, 0], [0, 9, 0], [0, 10, 0], [0, 11, 2], [0, 12, 4], [0, 13, 1], [0, 14, 1], [0, 15, 3], [0, 16, 4], [0, 17, 6], [0, 18, 4], [0, 19, 4], [0, 20, 3], [0, 21, 3], [0, 22, 2], [0, 23, 5], [1, 0, 7], [1, 1, 0], [1, 2, 0], [1, 3, 0], [1, 4, 0], [1, 5, 0], [1, 6, 0], [1, 7, 0], [1, 8, 0], [1, 9, 0], [1, 10, 5], [1, 11, 2], [1, 12, 2], [1, 13, 6], [1, 14, 9], [1, 15, 11], [1, 16, 6], [1, 17, 7], [1, 18, 8], [1, 19, 12], [1, 20, 5], [1, 21, 5], [1, 22, 7], [1, 23, 2], [2, 0, 1], [2, 1, 1], [2, 2, 0], [2, 3, 0], [2, 4, 0], [2, 5, 0], [2, 6, 0], [2, 7, 0], [2, 8, 0], [2, 9, 0], [2, 10, 3], [2, 11, 2], [2, 12, 1], [2, 13, 9], [2, 14, 8], [2, 15, 10], [2, 16, 6], [2, 17, 5], [2, 18, 5], [2, 19, 5], [2, 20, 7], [2, 21, 4], [2, 22, 2], [2, 23, 4], [3, 0, 7], [3, 1, 3], [3, 2, 0], [3, 3, 0], [3, 4, 0], [3, 5, 0], [3, 6, 0], [3, 7, 0], [3, 8, 1], [3, 9, 0], [3, 10, 5], [3, 11, 4], [3, 12, 7], [3, 13, 14], [3, 14, 13], [3, 15, 12], [3, 16, 9], [3, 17, 5], [3, 18, 5], [3, 19, 10], [3, 20, 6], [3, 21, 4], [3, 22, 4], [3, 23, 1], [4, 0, 1], [4, 1, 3], [4, 2, 0], [4, 3, 0], [4, 4, 0], [4, 5, 1], [4, 6, 0], [4, 7, 0], [4, 8, 0], [4, 9, 2], [4, 10, 4], [4, 11, 4], [4, 12, 2], [4, 13, 4], [4, 14, 4], [4, 15, 14], [4, 16, 12], [4, 17, 1], [4, 18, 8], [4, 19, 5], [4, 20, 3], [4, 21, 7], [4, 22, 3], [4, 23, 0], [5, 0, 2], [5, 1, 1], [5, 2, 0], [5, 3, 3], [5, 4, 0], [5, 5, 0], [5, 6, 0], [5, 7, 0], [5, 8, 2], [5, 9, 0], [5, 10, 4], [5, 11, 1], [5, 12, 5], [5, 13, 10], [5, 14, 5], [5, 15, 7], [5, 16, 11], [5, 17, 6], [5, 18, 0], [5, 19, 5], [5, 20, 3], [5, 21, 4], [5, 22, 2], [5, 23, 0], [6, 0, 1], [6, 1, 0], [6, 2, 0], [6, 3, 0], [6, 4, 0], [6, 5, 0], [6, 6, 0], [6, 7, 0], [6, 8, 0], [6, 9, 0], [6, 10, 1], [6, 11, 0], [6, 12, 2], [6, 13, 1], [6, 14, 3], [6, 15, 4], [6, 16, 0], [6, 17, 0], [6, 18, 0], [6, 19, 0], [6, 20, 1], [6, 21, 2], [6, 22, 2], [6, 23, 6]]
.map(function (item) {
return [item[1], item[0], item[2] || '-'];
});
option = {
title: {
text: '热力图'
},
tooltip: {
position: 'top'
},
grid: {
height: '50%',
top: '10%'
},
xAxis: {
type: 'category',
data: hours,
splitArea: {
show: true
}
},
yAxis: {
type: 'category',
data: days,
splitArea: {
show: true
}
},
visualMap: {
min: 0,
max: 10,
calculable: true,
orient: 'horizontal',
left: 'center',
bottom: '15%'
},
series: [
{
name: 'Punch Card',
type: 'heatmap',
data: data,
label: {
show: true
},
emphasis: {
itemStyle: {
shadowBlur: 10,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
}
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>雷达图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '雷达图'
},
legend: {
data: ['Allocated Budget', 'Actual Spending']
},
radar: {
// shape: 'circle',
indicator: [
{name: 'Sales', max: 6500},
{name: 'Administration', max: 16000},
{name: 'Information Technology', max: 30000},
{name: 'Customer Support', max: 38000},
{name: 'Development', max: 52000},
{name: 'Marketing', max: 25000}
]
},
series: [
{
name: 'Budget vs spending',
type: 'radar',
data: [
{
value: [4200, 3000, 20000, 35000, 50000, 18000],
name: 'Allocated Budget'
},
{
value: [5000, 14000, 28000, 26000, 42000, 21000],
name: 'Actual Spending'
}
]
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>饼图</title>
<script src="js/echarts.js"></script>
</head>
<body>
<div id="main" style="width:800px;height:800px;"></div>
<script>
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '饼图',
subtext: 'Fake Data',
left: 'center'
},
tooltip: {
trigger: 'item'
},
legend: {
orient: 'vertical',
left: 'left'
},
series: [
{
name: 'Access From',
type: 'pie',
radius: '50%',
data: [
{value: 1048, name: 'Search Engine'},
{value: 735, name: 'Direct'},
{value: 580, name: 'Email'},
{value: 484, name: 'Union Ads'},
{value: 300, name: 'Video Ads'}
],
emphasis: {
itemStyle: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
}
}
]
};
option && myChart.setOption(option);
</script>
</body>
</html>