window.chartColors = { red: 'rgb(255, 99, 132)', orange: 'rgb(255, 159, 64)', yellow: 'rgb(255, 205, 86)', green: 'rgb(75, 192, 192)', blue: 'rgb(54, 162, 235)', purple: 'rgb(153, 102, 255)', grey: 'rgb(201, 203, 207)' }; var config = { type: 'line', data: { labels: ["0秒","75秒","150秒","225秒","300秒","375秒","450秒","525秒","600秒","675秒","750秒","825秒","900秒","975秒","1050秒","1125秒","1200秒","1275秒","1350秒","1425秒","1500秒","1575秒","1650秒","1725秒","1800秒","1875秒","1950秒","2025秒","2100秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [16,18.4,13.6,18.4,20,12,21.6,17.6,12.8,24.8,14.4,19.2,24.8,22.4,16.8,6.4,22.4,16,16.8,7.2,20,15.2,0,10.4,12.8,10.4,14.4,11.2,0], fill: false, }] }, options: { responsive: true, title: { display: false, text: '打字速度曲线' }, tooltips: { mode: 'index', intersect: false, }, hover: { mode: 'nearest', intersect: true }, scales: { xAxes: [{ display: true, scaleLabel: { display: true, labelString: '时间' } }], yAxes: [{ display: true, scaleLabel: { display: true, labelString: '速度' } }] } } }; window.onload = function() { var ctx = document.getElementById('canvas').getContext('2d'); window.myLine = new Chart(ctx, config); };