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46 lines
1.3 KiB
46 lines
1.3 KiB
document.addEventListener('DOMContentLoaded', function() {
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var chartDom = document.getElementById('r1');
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var myChart = echarts.init(chartDom);
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var option;
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fetch('/barrage_sentiment')
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.then(response => response.json())
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.then(data => {
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// 只加载前100条数据
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data = data.slice(0, 250);
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var scatterData = data.map((item, index) => [index, item.sentiment]);
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option = {
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title: {
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text: '弹幕情感分析',
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left: 'center',
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top: 'bottom',
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textStyle: {
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color: '#FFFFFF',
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}
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},
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tooltip: {},
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xAxis: {
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type: 'category',
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data: data.map((item, index) => index),
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axisLabel: {
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show:false
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}
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},
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yAxis: {
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type: 'value'
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},
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series: [{
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data: scatterData,
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type: 'scatter',
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itemStyle: {
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color: 'rgba(255, 0, 0, 0.8)'
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}
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}]
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};
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myChart.setOption(option);
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});
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});
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