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","25秒","50秒","75秒","100秒","125秒","150秒","175秒","200秒","225秒","250秒","275秒","300秒","325秒","350秒","375秒","400秒","425秒","450秒","475秒","500秒","525秒","550秒","575秒","600秒","625秒","650秒","675秒","700秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [208.8,278.4,244.8,297.6,218.4,271.2,252,259.2,302.4,271.2,285.6,249.6,242.4,252,249.6,242.4,204,254.4,278.4,261.6,304.8,249.6,232.8,264,249.6,264,232.8,283.2,62.4], 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); };