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","105秒","210秒","315秒","420秒","525秒","630秒","735秒","840秒","945秒","1050秒","1155秒","1260秒","1365秒","1470秒","1575秒","1680秒","1785秒","1890秒","1995秒","2100秒","2205秒","2310秒","2415秒","2520秒","2625秒","2730秒","2835秒","2940秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [38.3,53.7,69.1,60,57.1,52.6,50.3,61.7,57.7,50.3,57.7,66.9,48,54.9,56,65.7,63.4,58.3,55.4,67.4,74.3,64.6,64,59.4,54.9,68,51.4,68.6,37.7], 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); };