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"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [32.3,46.5,45.8,43.5,34.5,42.8,49.5,37.5,54.8,48,39,53.3,44.3,39,29.3,47.3,42.8,33.8,16.5,48,41.3,45,44.3,34.5,14.3,18.8,33.8,42,43.5], 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); };