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","80秒","160秒","240秒","320秒","400秒","480秒","560秒","640秒","720秒","800秒","880秒","960秒","1040秒","1120秒","1200秒","1280秒","1360秒","1440秒","1520秒","1600秒","1680秒","1760秒","1840秒","1920秒","2000秒","2080秒","2160秒","2240秒","2320秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [29.3,31.5,27,18,27.8,18.8,33,22.5,30.8,17.3,22.5,16.5,32.3,27.8,33.8,21.8,33,32.3,33.8,34.5,21,14.3,32.3,39.8,22.5,27,32.3,33,20.3,10.5], 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); };