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","70秒","140秒","210秒","280秒","350秒","420秒","490秒","560秒","630秒","700秒","770秒","840秒","910秒","980秒","1050秒","1120秒","1190秒","1260秒","1330秒","1400秒","1470秒","1540秒","1610秒","1680秒","1750秒","1820秒","1890秒","1960秒"], datasets: [{ label: '瞬时速度', backgroundColor: window.chartColors.orange, borderColor: window.chartColors.orange, data: [86.6,78.9,104.6,102,108,99.4,84,75.4,87.4,90.9,86.6,89.1,110.6,95.1,100.3,103.7,86.6,73.7,83.1,75.4,81.4,81.4,76.3,84,93.4,65.1,90,72.9,73.7], 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); };