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visual_data.php
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<?php
require_once 'functions.php';
$conn = connectDB();
$danmu = analysisDanmu($conn, $_GET['room_id']);
$danmuKeys = implode('","', array_keys($danmu));
$danmuValues = implode('","', array_values($danmu));
$gifts = analysisGiftValues($conn, $_GET['room_id']);
$giftKeys = implode('","', array_keys($gifts));
$giftValues = implode('","', array_values($gifts));
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="https://cdn.bootcss.com/echarts/3.8.5/echarts.js"></script>
</head>
<body>
<div id="danmu" style="width: 600px;height:400px;">
<script type="text/javascript">
var myChart = echarts.init(document.getElementById('danmu'));
var option = {
title: {
text: '弹幕量（条）'
},
tooltip: {},
legend: {
data: ['弹幕条数']
},
xAxis: {
data: [<?php echo '"' . $danmuKeys . '"';?>]
},
yAxis: {},
series: [{
name: '弹幕量',
type: 'bar',
data: [<?php echo '"' . $danmuValues . '"';?>]
}]
};
myChart.setOption(option);
</script>
</div>
<div id="gift" style="width: 600px;height:400px;">
<script type="text/javascript">
var myChart = echarts.init(document.getElementById('gift'));
var option = {
title: {
text: '礼物价值（元）'
},
tooltip: {},
legend: {
data: ['礼物真实价值（RMB）']
},
xAxis: {
data: [<?php echo '"' . $giftKeys . '"';?>]
},
yAxis: {},
series: [{
name: '礼物价值（元）',
type: 'bar',
data: [<?php echo '"' . $giftValues . '元"';?>]
}]
};
myChart.setOption(option);
</script>
</div>
</body>
</html>