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","35秒","70秒","105秒","140秒","175秒","210秒","245秒","280秒","315秒","350秒","385秒","420秒","455秒","490秒","525秒","560秒","595秒","630秒","665秒","700秒","735秒","770秒","805秒","840秒","875秒","910秒","945秒","980秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [10.3,18.9,8.6,25.7,24,32.6,22.3,25.7,29.1,5.1,15.4,25.7,29.1,5.1,27.4,20.6,6.9,8.6,27.4,20.6,30.9,30.9,27.4,37.7,8.6,39.4,44.6,48,22.3], 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); };