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","50秒","100秒","150秒","200秒","250秒","300秒","350秒","400秒","450秒","500秒","550秒","600秒","650秒","700秒","750秒","800秒","850秒","900秒","950秒","1000秒","1050秒","1100秒","1150秒","1200秒","1250秒","1300秒","1350秒","1400秒","1450秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [45.6,12,49.2,62.4,45.6,45.6,50.4,45.6,22.8,36,61.2,45.6,39.6,64.8,55.2,45.6,19.2,45.6,37.2,22.8,55.2,46.8,45.6,49.2,55.2,44.4,44.4,67.2,52.8,7.2], 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); };