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: [36.8,57.8,49.5,42,69,72.8,58.5,78.8,67.5,62.3,77.3,80.3,75.8,69.8,59.3,70.5,60.8,60.8,72.8,78,54.8,62.3,64.5,81.8,75,61.5,66.8,79.5,26.3], 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); };