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","65秒","130秒","195秒","260秒","325秒","390秒","455秒","520秒","585秒","650秒","715秒","780秒","845秒","910秒","975秒","1040秒","1105秒","1170秒","1235秒","1300秒","1365秒","1430秒","1495秒","1560秒","1625秒","1690秒","1755秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [14.8,24.9,12.9,17.5,7.4,55.4,-4.6,12,26.8,27.7,18.5,19.4,31.4,28.6,21.2,41.5,27.7,23.1,25.8,52.6,4.6,24,43.4,31.4,36.9,29.5,9.2,0], 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); };